Quantum Chemistry
Nguyen Group

 

Prof. Dr. Minh Tho NGUYEN

 

 

List of published work

Selected Papers

1976 - 1979  (    6 articles)
1980 - 1989  (104 articles)
1990 - 1995  (  60 articles)
1996 - 1998  (  69 articles)
1999 - 2000  (  44 articles)
2001 – 2002 (  54 articles)
2003 – 2009 ( 160 articles)

 

Ph. D. Theses  Prepared  at the KULeuven

 

1976 - 1979  TOP OF PAGE

1.   Etude Théorique de la Cycloaddition de l'Ylure de carbonyle sur l'Ethylène.
     G. LEROY, M.T. NGUYEN and M. SANA
     Tetrahedron, 32, 1529-1534 (1976)

2.  Theoretical Study of the Vinyl Azide-v-Triazole Isomerization.
      L.A. BURKE, G. LEROY, M.T. NGUYEN and M. SANA
      Journal of the American Chemical Society, 100, 3668-3674 (1978)

3.   Etude Théorique de la Cycloaddition de la Nitrone sur l'Ethylène.
      G. LEROY, M.T. NGUYEN and M. SANA
      Tetrahedron, 34, 2459-2468 (1978)

4.   Contribution to the Theoretical Study of Reaction Mechanisms.
      G. LEROY, M. SANA, L.A. BURKE and M.T. NGUYEN
      in "Quantum Theory of Chemical Reactions", Vol. I, p. 91-144
      Eds. : R. Daudel, A. Pullman, L. Salem and A. Veillard, D. Reidel (Holland), 1979.

5.   Etude Théorique de la Formation, de l'Isomérisation et de la Décomposition des Molécules de
      Pentazène et de Pentazole.

      M. SANA, G. LEROY, M.T. NGUYEN and J. ELGUERO
      Nouveau Journal de Chimie, 3, 607-621 (1979)

6.   Theoretical Study on the Reactions of Dipoles-1,3 with Nucleophiles.
      The Fulminic Acid-Hydroxide Ion System.

      G. LEROY, M.T. NGUYEN, M. SANA, K.J. DIGNAM and A.F. HEGARTY
     Journal of the American Chemical Society, 101, 1988-1994 (1979)


1980 - 1989  TOP OF PAGE

7.  Theoretical Study on the Reaction of Water with the 1,3-Dipoles Fulminic Acid and
     Acetonitrile Oxide.  Concerted Reactions with a Proton Slide at the Transition State.

      M.T. NGUYEN, M. SANA, G. LEROY, K.J. DIGNAM and A.F. HEGARTY
      Journal of the American Chemical Society, 102, 573-580 (1980)

8.   Etude Théorique de l'Isomérization Z-E des Oximes C-substituées.
      G. LEROY, M.T. NGUYEN, M. SANA and J. VILLAVECES
      Bulletin des Sociétés Chimiques Belges, 89, 1023-1037 (1980)

9.   Réactivité de l'Acide Fulminique : Transfert Intramoléculaire du Proton et Protonation des
      Produits d'Addition.

     M.T. NGUYEN, M. SANA and G. LEROY
      Bulletin des Sociétés Chimiques Belges, 90, 681-695 (1981)

10. Can Hexazine (N6) Be Stable ?
     T.K. HA, R. CIMIRAGLIA and M.T. NGUYEN
     Chemical Physics Letters, 83, 317-319 (1981)

11. Theoretical Study of Ketenimine : Geometry, Electronic Properties, Force Constants
      and Barriers to
Inversion and Rotation.
      J. KANETI and M.T. NGUYEN
      Journal of Molecular Structure, Theochem, 87, 205-210 (1982)

12. An Ab Initio SCF and CI Study of Ketene Imine.
      T.K. HA and M.T. NGUYEN
      Journal of Molecular Structure, Theochem, 87, 355-364 (1982)

13. Note sur le Mécanisme Réactionnel de la Transposition de Dimroth. Une Etude Ab Initio.
      M.T. NGUYEN, G. LEROY, M. SANA and J. ELGUERO
      Journal of Heterocyclic Chemistry, 19, 943-944 (1982)

14. A Theoretical Study of Molecular Structures and Electronic Properties of Aldoximes :
     CH2=NOH, CH3CH=NOH, NH2CH=NOH, OHCH=NOH and FCH=NOH.
      M.T. NGUYEN and T.K. HA
      Journal of Molecular Structure, Theochem, 88, 127-136 (1982)

15. A Statistical Analysis of the Theoretical Results Obtained for Concerted 1,3-Dipolar Cycloadditions.
      M. SANA, G. LEROY, G. DIVE and M.T. NGUYEN
      Journal of Molecular Structure, Theochem, 89, 147-163 (1982)

16. Ab Initio Calculations of the Molecular Structures and the Electronic Properties of
     Sulfur-containing Compounds.
I. Sulfido borons : R-B*S (R=H, CH3, NH2, OH, F and Cl).
      T.K. HA, M.T. NGUYEN and L.G. VANQUICKENBORNE
      Journal of Molecular Structure, Theochem, 90, 99-105 (1982)

17. Ab Initio Calculations of the Molecular Structures and the Electronic Properties of
      Sulfur-containing Compounds.
II. Thiocarbonyls; RH-C=S (R=H, CH3, NH2 and OH)
      T.K. HA, M.T. NGUYEN and L.G. VANQUICKENBORNE
      Journal of Molecular Structure, Theochem, 90, 107-114 (1982)

18.  Ab Initio Calculations of the Molecular Structures and the Electronic Properties of
      Sulfur-containing Compounds.
III. Thioacrolein (CH2=CH-CH=S) and Thioglyoxal (S=CH-CH=S).
       T.K. HA, M.T. NGUYEN and L.G. VANQUICKENBORNE
       Zeitschrift für Naturforschung, Part A, 37, 125-128 (1982)

19.  Ab Initio CI Study in the Singlet-Triplet Separation of Ethylidene, CH3CH.
       T.K. HA, M.T. NGUYEN and L.G. VANQUICKENBORNE
       Chemical Physics Letters, 92, 459-461 (1982)

20.  Ab Initio Calculation of Molecular Properties of Cyanopolyynes H-(C_C)n-CN.
       T.K. HA and M.T. NGUYEN
       Zeitschrift für Naturforschung, Part A, 37, 1272-1275 (1982)

21.  Etude théorique de la Structure et de la Réactivité de l'Anion du Pentazole.
       M.T. NGUYEN, M. SANA, G. LEROY and J. ELGUERO
       Canadian Journal of Chemistry, 61, 1435-1439 (1983)

22.  Localized MO Analysis of the 1,2-Hydrogen Shift Mechanism.
      T.K. HA, M.T. NGUYEN, M. HENDRICKX and L.G. VANQUICKENBORNE
      Chemical Physics Letters, 96, 267-272 (1983)

23. The Reaction Pathway for the Hydration of Ketenimine by Water Dimer. An Ab Initio Study.
      M.T. NGUYEN and A.F. HEGARTY
      Journal of Molecular Structure, Theochem, 93, 329-332 (1983)

24. An Ab Initio Study of the Formation and Structure of H2CN+.N2.
      T.K. HA and M.T. NGUYEN
      Chemical Physics Letters, 97, 503-507 (1983)

25. Ab Initio Study of the Hydration of Ketenimine (CH2=C=NH) by Water and Water Dimer.
      M.T. NGUYEN and A.F. HEGARTY
      Journal of the American Chemical Society, 105, 3811-3815 (1983)

26. Ab Initio Calculation of the Molecular Structure and Electronic Properties of
     Carbodi-imide, HN=C=NH.

      M.T. NGUYEN and T.K. HA
      Journal of the Chemical Society, Perkin Transactions 2, 1297-1300 (1983)

27. A Comparative Ab Initio Study of the Molecular Structures and Electronic Properties of
      Diboron Trioxide O(BO)2
and Dicyanoether O(CN)2.
      M.T. NGUYEN, P. RUELLE and T.K. HA
      Journal of Molecular Structure, Theochem, 104, 353-364 (1983)

28. An Ab Initio SCF Study on the Stability and Structure of H2CN+.nN2 Clusters.
      T.K. HA and M.T. NGUYEN
      Zeitschrift für Naturforschung, Part A, 38, 855-858 (1983)

29. Ab Initio SCF Study of Trisulfur Trinitride Anion (S3N3)-.
      M.T. NGUYEN and T.K. HA
      Journal of Molecular Structure, Theochem, 105, 129-134 (1983)

30. An Analysis of Reactant Approach in Concerted 1,3-Dipolar Cycloaddition by
     the Second Moment of
Localized Orbitals.
      M.T. NGUYEN
      Journal of Molecular Structure, Theochem, 105, 343-349 (1983)

31. Is N6 an Open-chain Molecule ?
      H. HUBER, T.K. HA and M.T. NGUYEN
      Journal of Molecular Structure, Theochem, 105, 351-358 (1983)

32. Scaling Factors for the Calculated Ab Initio Force Field of Ketenimine.
      J. KANETI and M.T. NGUYEN
       Bulgarian Academy of Sciences, Communication of the Department of Chemistry, 16, 465-471 (1983)

33. Ab Initio Calculations of the Molecular Structures and the Electronic Properties of
     Phospha-alkynes,
R-C*P (R=H, CH3, NH2, OH, F and Cl).
      M.T. NGUYEN
      Zeitschrift für Naturforschung, Part A, 39, 169-174 (1984)

34. A Theoretical Study of the Formation of Carbonic Acid from the Hydration of Carbon Dioxide :
      A Case of Active Solvent Catalysis.

      M.T. NGUYEN and T.K. HA
       Journal of the American Chemical Society, 106, 599-602 (1984)

35. Molecular Orbital Study on the Hydrolysis of Ketene by Water Dimer :
      ß-Carbon vs. Oxygen Protonation ?

      M.T. NGUYEN and A.F. HEGARTY
      Journal of the American Chemical Society, 106, 1552-1557 (1984)

36. Ab Initio SCF Study of The Molecular Structure and Relative Stabilities of
      the C2H4N+ Cation Isomers.

      M.T. NGUYEN and T.K. HA
      Journal of the Chemical Society, Perkin Transactions 2, 1401-1405 (1984)

37. An Ab Initio CI Study of the Stability and Electronic Structure of NiCO and CuCO.
      T.K. HA and M.T. NGUYEN
      Journal of Molecular Structure, Theochem, 109, 331-338 (1984)

38. Comparative SCF Study of the Nature of the Carbon-Phosphorus Bond in Phospha-alkynes,
      RCP, and of the
Boron-Sulfur Bond in Sulphidoborons, RBS.
      M.T. NGUYEN and P. RUELLE
      Journal of the Chemical Society, Faraday Transactions 2, 80, 1225-1234 (1984)

39. Diphosphene (HP=PH) and Phosphino-phosphinidene (H2P-P) :
      An Ab Initio SCF and CI Study of Stability
and Electronic Structure.
      T.K. HA, M.T. NGUYEN and P. RUELLE
       Chemical Physics, 87, 23-29 (1984)

40. Ab Initio CI Study of the Ground and Excited States of CuF2 and CuCl2.
      T.K. HA and M.T. NGUYEN
      Zeitschrift für Naturforschung, Part A, 39, 175-178 (1984)

41. An Ab Initio SCF Study of Molecular Structures and Electronic Properties of
      N-Nitrosoamines, R-R-N-N=O, (R=H,CH3).

      T.K. HA, M.T. NGUYEN and P. RUELLE
      Journal of Molecular Structure, Theochem, 109, 339-350 (1984)

42. Hypothesized Structures for the CH3O2+ Cation Isomers in Several Ion-Neutral Reactions.
      An Ab Initio Self-Consistent Field Study
      T.K. HA and M.T. NGUYEN
      Journal of Physical Chemistry, 88, 4295-4298 (1984)

43. Triaziridines. Part III. Triaziridine, Azimine and Triazene :
      A SCF Study of the Energy and Structure of N3H3-Isomers.

      M.T. NGUYEN, J. KANETI, L. HOESCH and A.S. DREIDING
      Helvetica Chimica Acta, 67, 1918-1929 (1984)

44. Protonation of Nitrous Acid and Formation of the Nitrosating Agent NO+ :
     An Ab Initio Study.

      M.T. NGUYEN and A.F. HEGARTY
      Journal of the Chemical Society, Perkin Transactions 2, 2037-2041 (1984)

45. Protonation of Nitric Acid and Formation of NO2+ : An Ab Initio Study.
      M.T. NGUYEN and A.F. HEGARTY
      Journal of the Chemical Society, Perkin Transactions 2, 2043-2045 (1984)

46. Singlet 1A" Methylnitrene : A Possible Intermediate in the Photochemical
      Decomposition of Methylazide.

      M.T. NGUYEN
      Chemical Physics Letters, 117, 290-294 (1985)

47. An Ab Initio Study of the Electronic Spectrum of Dichlorocarbene, CCl2.
      M.T. NGUYEN, M.C. KERINS, A.F. HEGARTY and N.J. FITZPATRICK
      Chemical Physics Letters, 117, 295-300 (1985)

48. An Ab Initio Study of the Formation and Structure of NO+.(N2)n (n=1 and 2) Clusters.
      M.T. NGUYEN
      Chemical Physics Letters, 117, 571-576 (1985)

49. Stereoelectronic Effect in Anionic 1,1-Addition to Isocyanides.
      An Ab Initio Study of the H-+HNC System.

      M.T. NGUYEN, A.F. HEGARTY, M. SANA and G. LEROY
      Journal of the American Chemical Society, 107, 4141-4145 (1985)

50. Structure and Relative Energies of Some Nitrogen-containing Radical
     Cations by MNDO Calculation.

       M.T. NGUYEN, A.F. HEGARTY and P. BRINT
       Journal of the Chemical Society, Dalton Transactions, 1915-1921 (1985)

51. Structure and Properties of Phosphaketene (H-P=C=O) :
      Phosphorus versus Oxygen Protonation ?

      M.T. NGUYEN, A.F. HEGARTY, M.A. McGINN and P. RUELLE
      Journal of the Chemical Society, Perkin Transactions 2, 1991-1997 (1985)

52. Structure and Properties of 1-Phospha-allene (H2C=C=PH) :
      *-Carbon versus Phosphorus Protonation ?

      M.T. NGUYEN and A.F. HEGARTY
      Journal of the Chemical Society, Perkin Transactions 2, 1999-2004 (1985)

53. Structures and Properties of Carboimidophosphene (HP=C=NH) and Carbodiphosphene (HP=C=PH).
      An Ab Initio Study.

      M.T. NGUYEN and A.F. HEGARTY
      Journal of the Chemical Society, Perkin Transactions 2, 2005-2012 (1985)

54. Structure, Stability and Vibrational Spectrum of the Fluoroformate Anion.
      Ab initio study and comparison with the formate anion.

      M.T. NGUYEN
      Journal of Molecular Structure, Theochem, 133, 269-276 (1985)

55. Can 1,2,3-Oxadiazole be Stable ?
      M.T. NGUYEN, A.F. HEGARTY and J. ELGUERO
      Angewandte Chemie, 97, 704-706 (1985)
      Angewandte Chemie, International Edition in English, 24, 713-715 (1985)

56. Can the Pentazole Anion (N5-) Be Isolated and/or Trapped in Metal Complexes ?
      M.T. NGUYEN, A.A. McGINN, A.F. HEGARTY and J. ELGUERO
      Polyhedron, 4, 1721-1726 (1985)

57. An Ab Initio Study of the Ground and Excited States of HPO.
      M.T. NGUYEN, A.F. HEGARTY, T.K. HA and P. BRINT
      Chemical Physics, 98, 447-453 (1985)

58. A Theoretical Study of the Phosphinonitrene (H2P=N) - Iminophosphane (HP=NH) Rearrangement.
      M.T. NGUYEN, M.A. McGINN and A.F. HEGARTY
      Journal of the American Chemical Society, 107, 8029-8033 (1985)

59. An Ab Initio Calculation of the Electronic Structure of Copper Dioxide.
      T.K. HA and M.T. NGUYEN
      Journal of Physical Chemistry, 89, 5569-5570 (1985)

 60. An Ab Initio Study of the Ground and Excited States of CuH2 and CuH2+.
       M.T. NGUYEN, M.A. McGINN and N.J. FITZPATRICK
      Journal of the Chemical Society, Faraday Transactions 2, 82, 69-73 (1986)

61. On the Preferred Protonation Site in Furan and Vinyl Alcohol. An Ab Initio Study.
       M.T. NGUYEN, A.F. HEGARTY, T.K. HA and G.R. DE MARE
      Journal of the Chemical Society, Perkin Transactions 2, 147-150 (1986)

62. The Structure and Bonding of the Lithium Metaborate (LiBO2) Molecule. An Ab Initio Study.
      M.T. NGUYEN
      Journal of Molecular Structure, Theochem, 136, 371-379 (1986)

63. Imidate Anions : E/Z Interconversion by Rotation vs. Nitrogen Inversion ?
      M.T. NGUYEN and A.F. HEGARTY
      Journal of Organic Chemistry, 51, 4703-4706 (1986)

64. Can the Cyclic Hexaphosphabenzene (P6) Exist ?
      M.T. NGUYEN and A.F. HEGARTY
      Journal of the Chemical Society, Chemical Communications, 383-385 (1986)

65. An Ab Initio Calculation of the Barrier to Inversion in NF3+.
      M.T. NGUYEN and T.K. HA
      Chemical Physics Letters, 123, 537-540 (1986)

66. An Ab Initio Study of the Electronic Spectrum of Dichlorosilylene. SiCl2
      T.K. HA, M.T. NGUYEN, M.C. KERINS and N.J. FITZPATRICK
       Chemical Physics, 103, 243-251 (1986)

67. Ab Initio Calculation of the Geometries and Electronic Structures of Phosphaalkynes Cations,
      RC*P+ (R=H, CH3, NH2, OH and F).
     T.K. HA and M.T. NGUYEN
      Journal of the Chemical Society, Faraday Transactions 2, 82, 817-823 (1986)

68. R2PCR : *3-Phosphinocarbene vs. *5-Phosphaacetylene. Theoretical Study of the CH3P Isomers.
      M.T. NGUYEN, M.A. McGINN and A.F HEGARTY
      Inorganic Chemistry, 25, 2185-2190 (1986)

69. On the E-Z Isomerization in Phosphaalkene Metal Complexes.
      M.T. NGUYEN, M.A. McGINN and A.F. HEGARTY
      Polyhedron, 5, 1223-1226 (1986)

70. A Theoretical Characterization of some Diatomic Copper Species.
      M.T. NGUYEN, M.A. McGINN and N.J. FITZPATRICK
       Journal of the Chemical Society, Faraday Transactions 2, 82, 1427-1443 (1986)

71. An Ab Initio Study on the McLafferty-type Rearrangement in the Butanal
     Radical Cation (CHOCH2CH2CH3+.).

       T.K. HA, C. RADLOFF and M.T. NGUYEN
      Journal of Physical Chemistry, 90, 2991-2994 (1986)

72. A Theoretical Calculation of some Low-Lying Electronic States of BO2+.
      M.T. NGUYEN
       Molecular Physics, 58, 655-658 (1986)

73. Ab Initio Study of Insertion of Unsaturated Carbenes. Transition Structure and
     Energy Barrier for the
H2C=C (1A1) + H2O Reaction.
       M.T. NGUYEN and A.F. HEGARTY
      Journal of the Chemical Society, Chemical Communications, 773-774 (1986)

74. Ab Initio Calculation on Low-Lying Electronic States of the PX, PX+ and
     PX- Species (X=H, F and Cl).

      M.T. NGUYEN
      Molecular Physics, 59, 547-558 (1986)

75. Structures and Relative Stabilities between RCP and their Energetically Higher-lying
      Isomers RPC (R=H and F).

      M.T. NGUYEN and T.K. HA
      Journal of Molecular Structure, Theochem, 139, 145-152 (1986)

76. Low-coordinated Phosphorus-Phosphorus Compounds.
      An Ab Initio Study of the H2P2 and H2P2+. Species.

      M.T. NGUYEN
      Chemical Physics, 109, 277-288 (1986)

77. Triazene : An Ab Initio Molecular Orbital Study of Structure, Properties and Hydrogen
     Transfer Reaction Pathways.

      M.T. NGUYEN and L. HOESCH
      Helvetica Chimica Acta, 69, 1627-1637 (1986)

78. Phosphonitrenium, Phosphonitrilium and Aminophosphenium Cations.
      An Ab Initio Study of the H3PN+ Isomers and the Decomposition of Azidophosphonium Salts.
       M.T. NGUYEN, M.B. O'REGAN and N.J. FITZPATRICK
      Journal of the Chemical Society, Perkin Transactions 2, 2003-2009 (1986)

79. An Ab Initio Study of the Mechanism of the *-Alkynone Cyclization.
       M.T. NGUYEN and A.F. HEGARTY
      Journal of the Chemical Society, Perkin Transactions 2, 55-59 (1987)

80.  An Ab Initio Study of the Diadic Prototropic Tautomerism  H3PX ¸ H2PXH (X = O, NH and CH2).
       M.T. NGUYEN and A.F. HEGARTY
      Journal of the Chemical Society, Perkin Transactions 2, 47-54 (1987)

81. An Ab Initio Calculation of the Acid-catalysed Hydrolysis of N-Nitrosoamines.
      A Hypothesis on the
Rate-determining Step.
      M.T. NGUYEN and A.F. HEGARTY
      Journal of the Chemical Society, Perkin Transactions 2, 345-349 (1987)

82. Mechanism of the Curtius-type Rearrangement in the Boron Series.
      An Ab Initio Study of the Borylnitrene
(H2B-N) - Iminoborane (HB=NH) Isomerization.
       M.T. NGUYEN
       Journal of the Chemical Society, Chemical Communications, 342-344 (1987)

83. Ab Initio Study of the Hydration of Carbon Dioxide : Additional Comments Based on
      Refined Calculations.

       M.T. NGUYEN, A.F. HEGARTY and T.K. HA
       Journal of Molecular Structure, Theochem, 150, 319-325 (1987)

84. A Curtius-type Rearrangement in Silicon Series : an Ab Initio Study of the Model Silylnitrene
      (H3Si-N) - Silanimine (H2Si=NH) Isomerization.

       M.T. NGUYEN, M. FAUL and N.J. FITZPATRICK
       Journal of the Chemical Society, Perkin Transactions 2, 1289-1292 (1987)

85. Non-stereospecificity in Neutral 1,1-Addition to Isocyanides. An Ab Initio Study of the Reactions of
      HNC with Water, Ammonia, Water Dimer, Ammonia Dimer and Water Ammonia Complex.
       M.T. NGUYEN and A.F. HEGARTY
      Journal of the Chemical Society, Perkin Transactions 2, 1675-1681 (1987)

86. Ionization Potential and Hyperfine Splitting Constant of the F2-.. Radical Anion.
     An Ab Initio Study.

       M.T. NGUYEN and T.K. HA
       Journal of Physical Chemistry, 91, 1703-1704 (1987)

87. The Protonation of Diphosphene (HP=PH) and Phosphinophosphinidene (H2P-P).
      An Ab Initio Study.

       M.T. NGUYEN
       Chemical Physics Letters, 135, 73-77 (1987)

88.  Structures and Stabilities of the Radical Anions [H2P2]-., [H2PN]-. and [H2N2]-..
      An Ab Initio Study.

        M.T. NGUYEN
       Journal of Physical Chemistry, 91, 2679-2681 (1987)

89. Comment on "Ab Initio Quantum-mechanical Study of the Unimolecular Pyrolysis
      Mechanisms of Acetic Acid".

       M.T. NGUYEN and P. RUELLE
      Chemical Physics Letters, 138, 486-488 (1987)

90. Ab Initio Calculation of the Ionization Potentials, Hyperfine Splitting Constants of
      the Radical Anions FCl-. and Cl2-..

      M.T. NGUYEN and T.K. HA
       Chemical Physics Letters, 136, 413-417 (1987)

91. Structures and Energies in the Simplest Compounds with P=S bond : HPS, HPS+., HSP and HSP+..
      M.T. NGUYEN
      Chemical Physics, 117, 91-99 (1987)

92. Structures and Energies of the two lowest-lying Electronic States in the Sulphido-borons
      Radical Cations, RBS+. (R=H, F, Cl and CH3).
      M.T. NGUYEN
      Molecular Physics, 62, 735-748 (1987)

93. Effect of the Interacting Lithium Atom on the Vinylidene-Acetylene Rearrangement.
      An Ab Initio Study of the LiC2H2 Species.
      M.T. NGUYEN
      Journal of Physical Chemistry, 92, 1426-1428 (1988)

94. An Ab Initio Study of the Hydrogen Addition to Methyl Isocyanide (CH3N*C) and
      Methanediazonium   Ion (CH3N*N+) : a Case of Bifurcating Point on the Potential Energy Surface.

      S. MALONE, A.F. HEGARTY and M.T. NGUYEN
     Journal of the Chemical Society, Perkin Transactions 2, 477-483 (1988)

95. Intermediacy of Nitrene in the Curtius-type Rearrangement of Phosphinic Azides.
      Insights from Ab Initio Study of the H2P(=O)-N ¸ HP(=O)=NH Interconversion.

       M.T. NGUYEN and N.J. FITZPATRICK
       Polyhedron, 7, 223-227 (1988)

96. Calculations on the Electron Affinity of Silylene (SiH2).
       M.T. NGUYEN
      Journal of Molecular Structure, Theochem, 164, 391-397 (1988)

97. On the Geometry, Ionization and Dissociation Energies of the Formyl Anion (HCO-).
       M.T. NGUYEN
       Chemical Physics Letters, 145, 200-204 (1988)

98. Molecular Structure and Spectroscopic Properties of Carbodiimide (HN=C=NH).
       M.T. NGUYEN, N.V. RIGGS, L. RADOM, M. WINNEWISSER, B.P. WINNEWISSER and M. BIRK
       Chemical Physics, 122, 305-315 (1988)

99. Calculations on the Electron Affinities of the Phosphorus Atom and its Hydrides (PHn, n=0-4).
       M.T. NGUYEN
      Journal of Molecular Structure, Theochem, 180, 23-29 (1988)

100. Structures and Energies in some Simple Germylenes, GeXY (X, Y = H, F, Cl).
       A Test of the MIDI-1 Basis Set.

       M.C. KERINS, N.J. FITZPATRICK and M.T. NGUYEN
      Journal of Molecular Structure, Theochem, 180, 297-308 (1988)

101. A Theoretical Study of the (HP2)+ Cation and (H2P2)2+ Dications : Stable Bridged Structures.
       M.T. NGUYEN and N.J. FITZPATRICK
      Chemical Physics Letters, 146, 524-530 (1988)

102. Structures and Energies of the Simplest Phosphinoyl (H2PO). and
        Thiophosphinoyl (H2PS). Radicals. An Ab Initio Study.
         M.T. NGUYEN and T.K. HA
        Chemical Physics, 131, 245-253 (1989)

103. A Theoretical Investigation of the Intermediacy of Alkylidene Carbenes and
      Isonitriles in the Formation of Furans and Oxazoles.

       S. MALONE, A.F. HEGARTY and M.T. NGUYEN
        Journal of the Chemical Society, Perkin Transactions 2, 683-687 (1989)

104. Structures and Energies of the (BH2P) Isomers and Interaction of Borylphosphinidene with
        Metal Complexes.

        M.C. KERINS, N.J. FITZPATRICK and M.T. NGUYEN
         Polyhedron, 8, 969-975 (1989)

105. Molecular Orbital Study of the Complexation of P5 and P6 Rings with Arenemetal Fragments.
         M.C. KERINS, N.J. FITZPATRICK and M.T. NGUYEN
        Polyhedron, 8, 1135-1138 (1989)

106. 1,3-Hydrogen Shifts in Formic and Thioformic Acid Radical Cations.
         M.T. NGUYEN, W.D. WERINGA and T.K. HA
        Journal of Physical Chemistry, 93, 7956-7960 (1989)

107. Isocyanogen (NCNC) and Diisocyanogen (CNNC) :
       Structures and some Spectroscopic Properties.

        M.T. NGUYEN
        Chemical Physics Letters, 157, 430-435 (1989)

108. 1,2-Hydrogen Shifts in Thioformaldehyde (H2C=S), Phosphazene (HP=NH) and
        Diphosphene (HP=PH):
 In-plane versus Out-of-Plane Migration.
        M.T. NGUYEN and T.K. HA
        Chemical Physics Letters, 158, 135-141 (1989)

109. Comment on "The Radical Cation of Ethyl Dithioacetate"
        M.T. NGUYEN
        Chemical Physics Letters, 162, 248-250 (1989)

110. Facile 1,3-Hydrogen Shifts in the *-State of Radical Cations :
        Formic and Thioformic Acid as a Test Case.
        M.T. NGUYEN
        Chemical Physics Letters, 163, 344-348 (1989)


1990 - 1995  TOP OF PAGE

111. Stereospecificity in Anionic 1,1-Addition to Isocyanides.
       A Reexamination of the (H-+HN*C) Potential Energy Surface.

        M.T. NGUYEN, T.K. HA and A.F. HEGARTY
        Journal of Physical Organic Chemistry, 3, 697-702 (1990)

112. Theoretical Prediction of the Stereochemistry and Regiochemistry in
        Anionic Addition to Phospha-Ethyne.

         M.T. NGUYEN
        Journal of the Chemical Society, Chemical Communications, 989-991 (1990)

113. An Ab Initio Study of the Cyclisation and Rearrangement of Vinyl-, Imidoyl- and Formyl-Ketene.
         M.T. NGUYEN, T.K. HA and R.A. MORE O'FERRALL
         Journal of Organic Chemistry, 55, 3251-3256 (1990)

114. Calculated Properties of the Weak Complexes between Methane and Hydrogen Cyanide.
        M.T. NGUYEN, B. COUSSENS, L.G. VANQUICKENBORNE, S. GERBER and H. HUBER
         Chemical Physics Letters, 167, 227-232 (1990)

115. Comments on the Stable Points on the N6 Energy Hypersurface.
         M.T. NGUYEN
        Journal of Physical Chemistry, 94, 6923-6924 (1990)

116. Elimination Reactions of Hydrazonium Salts : Experimental and Theoretical Evidence for
       a Large
Stereoelectronic Effect of Nitrogen.
         M.T. NGUYEN, L.F. CLARK and A.F. HEGARTY
        Journal of Organic Chemistry, 55, 6177-6183 (1990)

117. F2P*N : A Remarkably Stable Species.
        M.T. NGUYEN, H. VANSWEEVELT, T.K. HA and L.G. VANQUICKENBORNE
        Journal of the Chemical Society, Chemical Communications, 1425-1427 (1990)

118. Contrasting Behaviour of Hydrogen Fluoride and Hydrogen Chloride in
       the Formation of Weak Complexes with Methane.

         M.T. NGUYEN, B. COUSSENS, L.G. VANQUICKENBORNE and P.W. FOWLER
         Chemical Physics Letters, 175, 593-600 (1990).

119. How Reliable Are Ab Initio Calculations ? The Structure and Conformation of
        Chlorocarbonyl
Isocyanate (ClC(O)NCO) Revisited.
        M.T. NGUYEN, M.R. HAJNAL and L.G. VANQUICKENBORNE
        Journal of Molecular Structure, Theochem, 231, 185-193 (1991).

120. Nucleophilic Addition to Nitrile Oxides : Concerted or Stepwise ?
        M.T. NGUYEN, S. MALONE, A.F. HEGARTY and I.H. WILLIAMS
       Journal of Organic Chemistry, 56 3683-3687 (1991).

121. Fulminic Acid (HCNO) : Bent versus Linear Equilibrium Structure ?
        M.T. NGUYEN, K. PIERLOOT and L.G. VANQUICKENBORNE
        Chemical Physics Letters, 181, 83-87 (1991).

122. 1,3-Hydrogen Shift in Propene Radial Cation : a Facile Antarafacial Rearrangement
         M.T. NGUYEN, L. LANDUYT and L.G. VANQUICKENBORNE
         Chemical Physics Letters, 182, 225-231 (1991).

123. Unimolecular Rearrangements Connecting Hydroxyethylidene (CH3-C-OH), Acetaldehyde
        (CH3-CH=O)  and Vinyl Alcohol (CH2=CH-OH).
       B.J. SMITH, M.T. NGUYEN, W.J. BOUMA and L. RADOM
        Journal of the American Chemical Society, 113, 6452-6458 (1991).

124. Stability and Chemical Properties of Thiiranimine.
         M.T. NGUYEN, H. VANSWEEVELT and L.G. VANQUICKENBORNE
        Journal of Organic Chemistry, 56, 5651-5657 (1991).

125 The Distonic HC;+(OH)OC;.H2 Radical Cation : A Stable Isomer of Ionized Methyl Formate.
        R. FLAMMANG, M. PLISNIER, G. LEROY, M. SANA, M.T. NGUYEN and L.G. VANQUICKENBORNE
       Chemical Physics Letters, 186, 393-400 (1991).

126   Ionized Methyl Formate (CH3OCHO+.) and Its Distonic Isomer (C;.H2OC;+HOH)
        B.J. SMITH, M.T. NGUYEN and L. RADOM
        Journal of the American Chemical Society, 114, 1151-1156 (1992)

127  Heats of Formation of Isomeric [C,H4,O]+., [C,H3,N]+. and [C,H5,N]+. Radical Cations.
        M. SANA, G. LEROY, M. HILALI, M.T. NGUYEN and L.G. VANQUICKEN-BORNE
        Chemical Physics Letters, 190, 551-556 (1992)

128 Calculated Properties of some Oxoborons R-B=O (R=H,F,Cl and CH3) and
       their Higher Energy Isomers R-O=B.
       M.T. NGUYEN, P.J. GROARKE and T.K. HA
       Molecular Physics, 75, 1105-1121 (1992)

129  Remarkable Effect of the Fluorine and Chlorine Atoms on the Stability of 1H-Phosphinene.
        M.T. NGUYEN, H. VANSWEEVELT and L.G. VANQUICKENBORNE
        Chemische Berichte, 125, 923-927 (1992)

130  Structure, Infrared and Raman Spectra, and Thermochemistry of Trithia [1,1,1] propellane.
        N.V. RIGGS, U. ZOLLER, M.T. NGUYEN and L. RADOM
         Journal of the American Chemical Society, 114, 4354-4356 (1992)

131 An Ab Initio Study of a Retro-Wolff Rearrangement : From Diazafulvenone to
      Cyanovinyl-isocyanate without a Singlet *-Oxocarbene Intermediate.

       M.T. NGUYEN, M.R. HAJNAL, T.K. HA, L.G. VANQUICKENBORNE and C. WENTRUP
       Journal of the American Chemical Society, 114, 4387-4390 (1992)

132 Hydration of Bis(pentamethylphenyl)- and Bismesityl-ketenes leading to Ene-1,1-diols
      (Enols of Carboxylic Acids).

      B.M. ALLEN, A.F. HEGARTY, P.O'NEILL and M.T. NGUYEN
      Journal of the Chemical Society, Perkin Transaction 2, 927-934 (1992)

133 The identity of the Six Nitrogen atoms (N6) Species.
       T.K. HA and M.T. NGUYEN
       Chemical Physics Letters, 195, 179-183 (1992)

134 Comment on the Accurate Theoretical Determination of Heats of Formation
        M. SANA and M.T. NGUYEN
        Chemical Physics Letters, 196, 390-396 (1992)

135 Molecular Orbital Study of the Triphosphorus Species (P3) and
      Its Metal Complexes (P3)Co(CO)3
and (P3)Ni(C5H5)
       N.J. FITZPATRICK, P.J. GROARKE and M.T. NGUYEN
       Polyhedron, 11, 2517-2523 (1992)

136 The LiC2H2 and NaC2H2 Adducts. Is Sodium-vinylidene Observed in Matrix Reaction
       of Sodium with Acetylene ?

       M.T. NGUYEN, T.K. HA and M. YOSHIMINE
       Molecular Physics, 77, 921-936 (1992)

137 Unimolecular Chemistry of the Protonated Ethyl Cyanide and Ethyl Isocyanide :
       An Experimental and Molecular Orbital Study.
       G. BOUCHOUX, M.T. NGUYEN and P. LONGEVIALLE
       Journal of the American Chemical Society, 114, 10000-10005 (1992)

138 A Mass Spectrometric and Ab Initio Molecular Orbital Characterization of
      Thionitrosyl Hydride (H-N=S)

       M.T. NGUYEN, L.G. VANQUICKENBORNE,M. PLISNIER and R. FLAMMANG
        Molecular Physics, 78, 111-119 (1993)

139 Heats of Formation and Proton Affinities of some Oxoborons (R-B*O) and Sulfidoborons
      (R-B*S; with R=H, F, Cl and CH3)
       M.T. NGUYEN, L.G. VANQUICKENBORNE, M. SANA and G. LEROY
       Journal of Physical Chemistry, 97, 5224-5227 (1993)

140 Theoretical Study of the Dimerization of Phosphoethyne (H-C*P) :
       Head-to-Tail Versus Head-to-Head
Cycloaddition ?
        M.T. NGUYEN, L. LANDUYT and L.G. VANQUICKENBORNE
        Journal of Organic Chemistry, 58, 2817-2821 (1993)

141 On the Energy Barrier for 1,2-Elimination of Methane from the Dimethyloxonium Cation
        M.T. NGUYEN, L.G. VANQUICKENBORNE and G. BOUCHOUX
        International Journal of Mass Spectrometry and Ion Processes, 124 ,R11-R14 (1993)

142 A Theoretical Study of the O=S-B*O Radical
        M.T. NGUYEN
       Chemical Physics Letters, 205, 572-576 (1993)

143 The Structure and Conformation of Chlorosulfonylisocyanate and Cyclopropylisocyanate
        M.T. NGUYEN, M.R. HAJNAL, L.G. VANQUICKENBORNE, T.K. HA and J. STOHNER
       Journal of the Chemical Society, Faraday Transactions, 89, 2381-2384 (1993)

144 Mechanism of the Beckmann Rearrangement of Formaldehyde Oxime and
      Formaldehyde Hydrazone in the Gas Phase

       M.T. NGUYEN and L.G. VANQUICKENBORNE
      Journal of the Chemical Society, Perkin Transactions 2, 1969-1972 (1993)

145 1,3-Hydrogen Shift in Phosphapropenes : Suprafacial Sigmatropic Rearrangements
        M.T. NGUYEN, L. LANDUYT and L.G. VANQUICKENBORNE
        Chemical Physics Letters, 212, 543-546 (1993)

146 Unimolecular Chemistry of Ionized Vinylamine [CH2CHNH2]+. :
      A Mass Spectrometric and Molecular Orbital Study

       G. BOUCHOUX, F. PENAUD-BERRUYER and M.T. NGUYEN
        Journal of  the American Chemical Society, 115, 9728-9735 (1993)

147 Theoretical Evidence of a Singlet *-Oxocarbene Intermediate in
       the Retro-Wolff Rearrangement of Azafulvenone

       M.T. NGUYEN, M.R. HAJNAL and L.G. VANQUICKENBORNE
       Journal of the Chemical Society, Perkin Transactions 2, 169-170 (1994)

148 Theoretical Characterization of the Reaction Between Nitric Oxide and Ketenyl Radicals
      (HCCO + NO) :
CO versus CO2 loss
       M.T. NGUYEN, W. BOULLART and J. PEETERS
       Journal of Physical Chemistry, 98, 8030-8035 (1994)

149 Experimental Investigation of the Reaction between Nitric Oxide and Ketenyl Radicals
      (HCCO + NO):
 Rate Coefficient at T : 290-670 K and Product Distribution at 700 K.
       W. BOULLART, M.T. NGUYEN and J. PEETERS
       Journal of Physical Chemistry, 98, 8036-8043 (1994)

150 Effect of Fluorine and Chlorine Atoms on the Stability of Phosphino-substituted Nitrenes
      and Phosphinidenes

      M.T. NGUYEN, A. VAN KEER, T.K. HA and L.G. VANQUICKENBORNE
      Journal of Molecular Structure, Theochem 130, 125-134 (1994)

151 Calculated Properties of Triphospha[1,1,1]-propellane
       M.T. NGUYEN, E. VAN PRAET and L.G. VANQUICKENBORNE
       Inorganic Chemistry, 33, 1153-1158 (1994)

152 A Theoretical Comparison of the Phosphino and Amino Groups in
      the Isocyanide-Cyanide Rearrangement.

       M.T. NGUYEN, P.J. GROARKE, S. MALONE and A.F. HEGARTY
        Journal of the Chemical Society, Perkin Transactions 2, 807-813 (1994)

153 Ring-Chain Rearrangements of Phosphirane
       M.T. NGUYEN, L. LANDUYT and L.G. VANQUICKENBORNE
       Journal of the Chemical Society, Faraday Transactions, 90, 1771-1781 (1994)

154 Concerning the Heats of Formation of the [C,H3,N]+.  Radical Cations
       M.T. NGUYEN, J. RADEMAKERS and J.M.L. MARTIN
       Chemical Physics Letters, 221, 149-155 (1994)

155 Effect of Fluorine and Chlorine Substituents on Stabilities of Diphosphaallene, Diphosphirene and
       Phosphanylphosphaalkyne Isomers (XX'CP2 Species with X, X' = H, F and Cl)
       N.J. FITZPATRICK, D.F. BROUGHAM, P.J. GROARKE and M.T. NGUYEN
       Chemische Berichte, 127, 969-978 (1994)

156 Hydrogen Cyanide Loss from [C,H5,N2]+ Cations : 1,2-Elimination versus Beckmann Rearrangement.
       M.T. NGUYEN
       International Journal of Mass Spectrometry and Ion Processes, 136, 45-53 (1994)

157 C2B7H9 : Snap-shots of a Rearranging Carborane
       A. CEULEMANS, G. GOIJENS and M.T. NGUYEN
       Journal of the American Chemical Society, 116, 9395-9396 (1994)

158 The Thionitrosyl Free Radical (H2NS) and Its Ionic Counterparts (H2NS+ and H2NS-).
       A Theoretical and Experimental Study.
        M.T. NGUYEN, L.G. VANQUICKENBORNE and R. FLAMMANG
       Journal of Chemical Physics, 101, 4885-4892 (1994)  Full Text

159 Classical and Non-Classical Silicon Radical Cations : HnSiX+. Species (X = N, O, F, P, S and Cl)
        M. SANA, M. DECREM, G. LEROY, M.T. NGUYEN and L.G. VANQUICKENBORNE
        Journal of the Chemical Society, Faraday Transactions 90, 3505-3511 (1994)

160 A Photoionization and Molecular Orbital Study of Cyclobutanol and
      Cyclobutylamine Radical Cations

        G. BOUCHOUX, C. ALCARAZ, O. DUTUIT and M.T. NGUYEN
       International Journal of Mass Spectrometry and Ion Processes, 137, 93-106 (1994)

161 Mechanism of the Cycloaddition of Isocyanide to Silene : Siliranimine versus Silaziridine
       M.T. NGUYEN, H. VANSWEEVELT, A. DE NEEF and L.G. VANQUICKENBORNE
       Journal of Organic Chemistry, 59, 8015-8022 (1994)

162 Formation of CH(a4*-and/or X2*) in the Reaction of Ketenyl Radicals with Oxygen Atoms.
       Determination of the Methylidyne Yield at 290 K and ab initio Calculations
        J. PEETERS, I. LANGHANS, W. BOULLART, M.T. NGUYEN and K. DEVRIENDT
       Journal of Physical Chemistry, 98, 11988-11996 (1994)

163 Reaction of Phosphaethene with Hydrogen Isocyanide : [2+1] versus ]2+2] Cycloaddition
        M.T. NGUYEN, A. VAN KEER, K. PIERLOOT and L.G. VANQUICKENBORNE
       Journal of the American Chemical Society, 117, 7535-7543 (1995)

164 A Theoretical Study of the Reaction of SiH2 with C2H2 and C2D2
      M.T. NGUYEN, D. SENGUPTA and L.G. VANQUICKENBORNE
      Chemical Physics Letters, 240, 513-520 (1995)   Full Text

165 Theoretical Study of the Thermal Decomposition of Acetic Acid :
       Decarboxylation versus Dehydration

        M.T. NGUYEN, D. SENGUPTA, G. RASPOET and L.G. VANQUICKENBORNE
       Journal of Physical Chemistry, 99, 11883-11888 (1995)

166 The Gas Phase Nitrogen Disulfide Radical (SNS)
       M.T. NGUYEN, R. FLAMMANG, N. GOLDBERG and H. SCHWARZ
      Chemical Physics Letters, 236, 201-205 (1995)   Full Text

167 Theoretical Characterization of Free N-(Methoxycarbonyl)Glycine and Its Interaction with Water
        M.T. NGUYEN, K. DE WAEL and T. ZEEGERS-HUYSKENS
       Journal of Physical Chemistry, 99, 9739-9746 (1995)

168 Important Role of the Beckmann Rearrangement in the Gas Phase Chemistry of Protonated
      Formaldehyde Oximes and their [CH4NO]+ Isomers

       M.T. NGUYEN, G. RASPOET and L.G. VANQUICKENBORNE
      Journal of the Chemical Society, Perkin Transactions 2, 1791-1795 (1995)

169 Can Silacetylene Be Observed ?  A Theoretical Treatment of the Tunneling Effect.
        M.T. NGUYEN, D. SENGUPTA and L.G. VANQUICKENBORNE
        Chemical Physics Letters, 244, 83-88 (1995)   Full Text

170. Some Comments on the Calculations of Vibrational Circular Dichroism Spectra
         M.T. NGUYEN
        Faraday Discussions, 99, pp. 199, 202 and 215 (1995)


1996 - 1998  TOP OF PAGE

171  Gas Phase Chemistry of Protonated Ethylamine :
        A Mass Spectrometric and Molecular Orbital Study

        G. BOUCHOUX, F. DJAZI, M.T. NGUYEN and J. TORTAJADA
        Journal of Physical Chemistry, 100 3552-3556 (1996)  Full Text

172 Opening the Aziridinimine Ring : A Theoretical Study.
        M.T. NGUYEN, A. VAN KEER and L.G. VANQUICKENBORNE
        Journal of the Chemical Society, Perkin Transactions 2, 299-305 (1996)

173  Reaction of Isocyanic Acid and Hydrogen Atom (H+HNCO) : Theoretical Characterization
        M.T. NGUYEN, D. SENGUPTA, L. VEREECKEN, J. PEETERS and L.G. VANQUICKENBORNE
       Journal of Physical Chemistry , 100, 1615-1621 (1996) Full Text

174 Theoretical Analysis of the Methane Elimination from Oxonium Cations [R3O]+, R = H, CH3
       M.T. NGUYEN and G. BOUCHOUX
      Journal of Physical Chemistry , 100 , 2089-2093 (1996)  Full Text

175 Theoretical Analysis of Reactions between Phosphanylnitrenes and Boranes :
       The Fate of the Adducts

       M.T. NGUYEN, A. VAN KEER and L.G. VANQUICKENBORNE
       Inorganic Chemistry, 35, 4185-4190 (1996)

176  Kinetic Analyses Combining Quantum Chemical and Quantum Statistical Methods :
       Some Case Studies.

       M.T. NGUYEN, D. SENGUPTA and L.G. VANQUICKENBORNE
      Journal of Physical Chemistry, 100, 10956-10966 (1996) Full Text

177 Kinetic Study in a Microwave-Induced Plasma Afterglow of the Cu(42S)
      Atom Reaction with CH3Cl in the Temperature Range from 389 to 853 K
        C. VINCKIER, I. VANHEES, D. SENGUPTA and M.T. NGUYEN
      Journal of Physical Chemistry, 100, 8302-8307 (1996) Full Text

178 Another Look at the Decomposition of Methylazide and Methanimine: How Is HCN Formed?
       M.T. NGUYEN, D. SENGUPTA and T.K. HA
      Journal of Physical Chemistry , 100, 6499-6503 (1996) Full Text

179 Some Calculated Properties of Phenylphosphinidene (C6H5P)
      M.T. NGUYEN, A. VAN KEER, L.A. ERIKSSON and L.G. VANQUICKENBORNE
      Chemical Physics Letters, 254, 307-313 (1996)  Full Text

180 In Search of Singlet Phosphinidenes
        M.T. NGUYEN, A. VAN KEER and L.G. VANQUICKENBORNE
       Journal of Organic Chemistry, 61, 7077-7084 (1996) Full Text

181  Properties of Phosphorus Compounds by Density Functional Theory :
       CH3P Species as a Test Case

        M.T. NGUYEN, S. CREVE and L.G. VANQUICKENBORNE
       Journal of Chemical Physics, 105, 1922-1932 (1996)    Full Text

182  Azidopentazole is Probably the Lowest-Energy N8 Species.  A Theoretical Study.
        M.T. NGUYEN and T.K. HA
       Chemische Berichte, 129, 1157-1159 (1996)

183 A Theoretical Study of Thionitrosyl Azide (N3-N=S), Thiazyl Azide (N3-SºN) and
       Nitrosyl Azide (N3-N=O)

       M.T. NGUYEN and R. FLAMMANG
       Chemische Berichte, 129, 1373-1377 (1996)

184  A Search for Thionitrosyl Chloride (Cl-N=S) in the Gas Phase
        M.T. NGUYEN and R. FLAMMANG
       Chemische Berichte, 129, 1379-1381 (1996)

185 Is Acetylene Radical Anion with a Trans-Bent Form Observed in Matrix Experiment? 
      An Ab Initio Study.

       T.K. HA, H.U. SUTER and M.T. NGUYEN
       Journal of Chemical Physics, 105, 6385-6387 (1996)   Full Text

186  Ab Initio Calculation and Kinetic Analysis of the Reaction of Silylene with
       Ethylene (SiH2 and C2H4)

        D. SENGUPTA and M.T. NGUYEN
       Molecular Physics, 89, 1567-1576 (1996) Full Text

187  Difficulties of Density Functional Theory in Investigating  Addition Reactions of the Hydrogen Atom
       M.T. NGUYEN, S. CREVE and L.G. VANQUICKENBORNE
       Journal of Physical Chemistry, 100, 18422-18425 (1996). Full Text

188  The Fluorine Effect on the Stability of Phosphaalkenes, Phosphasilenes, Oxophosphorane,
       Thioxophosphorane and Their Rearranged Isomers

        M.T. NGUYEN, A. VAN KEER and L.G. VANQUICKENBORNE
       Journal of Organometallic Chemistry , 529, 3-14 (1997)  Full Text

189  A Theoretical Investigation of Cycloadditions of Hydrogen Isocyanide to
      CH2=X and PH=X Dipolarophiles
 (X=CH2, NH, O, SiH2, PH, S)

      M.T. NGUYEN, A. VAN KEER and L.G. VANQUICKENBORNE
      Chemische Berichte, 130, 69-75 (1997)

190 Theoretical Characterization of the Hydrogen Bond Interaction between
       Diacetamide with Water and Methanol

       M.T. NGUYEN, N. LEROUX and T. ZEEGERS-HUYSKENS
       Journal of the Chemical Society, Faraday Transactions, 93, 33-41 (1997) Full Text

191 Ab Initio Calculations on the Hydrogen Bond Interaction between Diacetamide and Ammonia
       M.T. NGUYEN, N. LEROUX and T. ZEEGERS-HUYSKENS
       Journal of Molecular Structure, 404, 75-82 (1997)   Full Text

192 A New Look at the Classical Beckmann Rearrangement : A Strong Case of Active Solvent Effect
       M.T. NGUYEN, G. RASPOET and L.G. VANQUICKENBORNE
      Journal of the American Chemical Society, 119, 2552-2562 (1997)  Full Text

193 Mechanism of the Beckmann Rearrangement in Sulfuric Acid Solution
         M.T. NGUYEN, G. RASPOET and L.G. VANQUICKENBORNE
      Journal of the Chemical Society, Perkin Transactions 2 , 821-825 (1997) Full Text  

194  Ab initio Calculations and Quantum Statistical RRK Analysis of the SiH3 + NO Reaction
       D. SENGUPTA and M.T. NGUYEN
       Chemical Physics Letters, 265, 35-40 (1997) Full Text

195. On the Loss of SH from the Molecular Ions of S-alkyl Thioformates :
       Experimental Evidence for the
Generation of Hydroxycarbenium Ions
       D. LAHEM, R. FLAMMANG, Y. VAN HAVERBEKE and M.T. NGUYEN
        Rapid Communications in Mass Spectrometry, 11, 373-377 (1997) Full Text

196 Calculation of the Hyperfine Constants of Phosphorus Containing Radicals
        M.T. NGUYEN, S. CREVE, L.A. ERIKSSON and L.G. VANQUICKENBORNE
        Molecular Physics , 91, 537-550 (1997) Full Text

197 Efficient Calculation of Isotropic Hyperfine Constants of Phosphorus Radicals
      using Density Functional Theory

       M.T. NGUYEN, S. CREVE and L.G. VANQUICKENBORNE
       Journal of Physical Chemistry A , 101, 3174-3181 (1997) Full Text

198 Quantum Chemical Study of Hydrogen-bonded C4H2…HCl Complexes
       A.K. CHANDRA and M.T. NGUYEN
       Journal of Chemical Research, (S), 216-217 (1997)  Full Text

199 Theoretical Studies on the H2O…ClF Complex
       A.K. CHANDRA and M.T. NGUYEN
       Chemical Physics Letters, 268, 321-324 (1997)  Full Text

200 How Many Water Molecules Are Actively Involved in the Neutral Hydration of Carbon Dioxide ?
        M.T. NGUYEN, G. RASPOET, L. VANQUICKENBORNE and P.Th. VAN DUIJNEN
       Journal of Physical Chemistry A,  101, 7379-7388 (1997)   Full Text

201 Regioselectivity of Oxetane Formation in the Photocycloaddition of
      Lowest 3(n,p*) State of Carbonyl
Compounds :   Interpretation Using Local Softness.
      D. SENGUPTA, A.K. CHANDRA and M.T. NGUYEN
       Journal of Organic Chemistry, 62, 6404-6406 (1997) Full Text

202 On the Asynchronism of Isocyanide Addition to Dipolarophiles : Application of Local Softness
      A.K. CHANDRA, P. GEERLINGS and M.T. NGUYEN
      Journal of Organic Chemistry, 62, 6417-6419 (1997) Full Text

203  New Look at Free Radical Addition to Olefins Using Local Reactivity Indices
        A.K. CHANDRA and M.T. NGUYEN
       Journal of the Chemical Society, Perkin Transactions 2, 1415-1417 (1997) Full Text

204  Observation of Thiohydroxy-hydroxy-carbene [HS-C-OH] when Searching
       for Thionformic Acid [HC(=S)OH] in the Gas Phase

       D. LAHEM, R. FLAMMANG and M.T. NGUYEN
        Chemical Physics Letters, 270, 93-98 (1997)  Full Text

205 Mechanisms of NH2 + CO2 Formation in OH + HNCO Reaction :
      Rate Constants via Ab Initio Calculations and Statistical Theory.

        D. SENGUPTA and M.T. NGUYEN
       Journal of Chemical Physics, 106, 9703-9707 (1997)  Full Text

206  On the Geometry and Inversion Process of PF3+ (X 2A1)
       S.CREVE and M.T. NGUYEN
       Chemical Physics Letters, 273, 199-204 (1997) Full Text

207 Why a-Azido Five-membered Heterocycles Decompose So Fast? 
      An Ab Initio Molecular Orbital Study.

      D. SENGUPTA and M.T. NGUYEN
      Tetrahedron, 53, 9647-9656 (1997) Full Text

208 Novel b-Distonic Radical Cations [CnH2n+2S].+ (n=2,3) Formed upon Decarbonylation
      of Ionized S-Alkyl Thioformates: Mass Spectrometric and ab Initio Study

      R. FLAMMANG, D. LAHEM and M.T. NGUYEN
      Journal of Physical Chemistry A, 101, 9818-9823 (1997) Full Text

209  A Theoretical Study of the Beckmann Rearrangement Involving Aliphatic and
       Cyclic Alkanone Oximes

       G. RASPOET, M.T. NGUYEN and L.G. VANQUICKENBORNE
        Bulletin des Sociétés Chimiques Belges , 106, 691-697 (1997)

210 On the Loss of Water from the Molecular Ions of S-Alkyl Thioformates
       D. LAHEM, R. FLAMMANG and M.T. NGUYEN
       Bulletin des Sociétés Chimiques Belges , 106, 709-716 (1997)

211 Thionitrosyl Cyanide (NCNS)
        M.T. NGUYEN, A.W. ALLAF, R. FLAMMANG and Y. VAN HAVERBEKE
        Journal of Molecular Structure (Theochem), 418, 209-220 (1997)  Full Text

212  Mechanism of the Beckmann Rearrangement:
       Ab initio Calculations Suggest an Active Solvent Catalysis
        M.T. NGUYEN, G. RASPOET and L.G. VANQUICKENBORNE
        Trends in Organic Chemistry, 6, 169-180 (1997)

213 Unimolecular Chemistry of the Gaseous Cyclopropylamine Radical Cation
      G. BOUCHOUX, C. ALCARAZ, O. DUTUIT and M.T. NGUYEN
      Journal of the American Chemical Society , 120, 152-160 (1998)  Full Text

214 Formation and Characterization of Acetonitrile N-methylide [CH3CNCH2].+.
      and N-methylketenimine [CH3NCCH2].+ Radical Cations in the Gas Phase.

       P. GERBAUX, R. FLAMMANG, M.T. NGUYEN, J.Y. SALPIN and G. BOUCHOUX
      Journal of Physical Chemistry A, 102, 861-869 (1998) Full Text

215 The Gas Phase RnX-NO+ (X = O,N,S) Cations:
       Nitroso Onium Cations versus Ion-Molecule Complexes

       M.T. NGUYEN, D. LAHEM and R. FLAMMANG
        Chemical Physics Letters, 283, 357-362 (1998) Full Text

216 Theoretical Studies on C2H+NO Reactions: Mechanism for HCN+CO and HCO+CN Formation
        D. SENGUPTA, J. PEETERS and M.T. NGUYEN
       Chemical Physics Letters, 283, 91-96 (1998) Full Text

217  Theoretical Investigations of the Gas Phase Pre-reactive Complexes of Oxirane
        with HF, HCl, F2 and ClF

        A.K. CHANDRA and M.T. NGUYEN
        Chemical Physics Letters, 283, 152-160 (1998) Full Text

218  Approach to Regiochemistry using Local Softness in 1,3-Dipolar Cycloadditions
       A.K. CHANDRA and M.T. NGUYEN
       Journal of Computational Chemistry, 19, 195-202 (1998) Full Text

219  A Density Functional Study of Weakly Bound Hydrogen Bonded Complexes
       A.K. CHANDRA and M.T. NGUYEN
       Chemical Physics, 232, 299-306 (1998)    Full Text

220  Theoretical Study on Unimolecular Reactions of Acetyl Cyanide and Acetyl Isocyanide
        R. SUMATHI and M.T. NGUYEN
       Journal of Physical Chemistry A, 102, 412-421 (1998) Full Text

221 Theoretical Analysis of Reactions Related to the HNO2 Energy Surface: OH + NO and H + NO2
        M.T. NGUYEN, R. SUMATHI, D. SENGUPTA and J. PEETERS
       Chemical Physics, 230, 1-11 (1998)Full Text

222 Protonation and Deprotonation Energies of Uracil : Implications for the Uracil-Water Complex
        M.T. NGUYEN, A.K. CHANDRA and T. ZEEGERS-HUYSKENS
       Journal of the Chemical Society, Faraday Transactions, 94, 1277-1280 (1998) Full Text

223 Theoretical Study of the H2+NO and Related Reactions of [H2NO] Isomers
        R. SUMATHI, D. SENGUPTA and M.T. NGUYEN
       Journal of Physical Chemistry A, 102, 3175-3183 (1998) Full Text

224  Theoretical Studies on the C2H + O2 Reaction:
        Mechanism for HCO + CO, HCCO + O and CH + CO2 Formation.

        R. SUMATHI, J. PEETERS and M.T. NGUYEN
        Chemical Physics Letters , 287, 109-118 (1998) Full Text

225 Stabilization of Phosphinidenes by Metal Complexation: A Theoretical Study of Cr(CO)5-PH
       S. CREVE, K. PIERLOOT and M.T. NGUYEN
       Chemical Physics Letters, 285, 429-437 (1998) Full Text

226  Theoretical Studies on the CH3CO+Cl Reaction:
       Hydrogen Abstraction versus CO  Displacement

       R.. SUMATHI and M.T. NGUYEN
       Journal of Physical Chemistry A, 102, 8150-8156 (1998)Full Text

227 A Theoretical Study of the CH2N System:
       Reactions in both Lowest-Lying Doublet and Quartet States.

       R. SUMATHI and M.T. NGUYEN
       Journal of Physical Chemistry A, 102, 8013-8020 (1998)Full Text

228  Inversion Processes in Phosphines and their Radical Cations:
       When is a Pseudo Jahn-Teller Effect Operative?

       S. CREVE and M.T. NGUYEN
       Journal of Physical Chemistry A, 102, 6549-6557 (1998) Full Text

229  Theoretical Study of the Interaction between Thymine and Water. 
        Protonation and Deprotonation Enthalpies and Comparison with Uracil

       A.K. CHANDRA, M.T. NGUYEN and T. ZEEGERS-HUYSKENS
       Journal of Physical Chemistry A, 102, 6010-6016 (1998) Full Text

230  Density Functional Approach to Regiochemistry, Activation Energy and
       Hardness Profile in 1,3-Dipolar  Cycloadditions

      A.K. CHANDRA and M.T. NGUYEN
      Journal of Physical Chemistry A, 102, 6181-6185 (1998)  Full Text

231  Theoretical Investigations of the Gas-Phase Dimers (CH4,HX), X = F, Cl, Br
        A.K. CHANDRA and M.T. NGUYEN
       Journal of Physical Chemistry A, 102, 6865-6870 (1998) Full Text

232 On the Formation of the .CH2CH2CH=NH2+ Distonic Radical Cation upon Ionization of
      Cyclopropylamine and allylamine

      M.T. NGUYEN, S. CREVE and J.K. HA
      Chemical Physics Letters, 293, 90-96 (1998)Full Text

233 Experimental and Theoretical Evidence for a Concerted Catalysis by
      Water Clusters in the Hydrolysis of Isocyanates

     G. RASPOET, M.T. NGUYEN, M. McGARRAGHY and A.F. HEGARTY
      Journal of Organic Chemistry, 63, 6867-6877 (1998) Full Text

234 The Alcoholysis Reaction of Isocyanates Giving Urethanes:
      Evidence for a Multimolecular Mechanism

      G. RASPOET, M.T. NGUYEN, M. McGARRAGHY and A.F. HEGARTY
      Journal of Organic Chemistry, 63, 6878-6885 (1998) Full Text

235  Regional Matching of Atomic Softnesses in Chemical Reactions:
       Two-Reactant Charge Sensitivity Study

      A.K. CHANDRA, A. MICHALAK, M.T. NGUYEN and R.F. NALEWAJSKI
      Journal of Physical Chemistry, A, 102, 10182-10188 (1998) Full Text

236  The Gas Phase Sulfur-Containing Distonic Radical Cation HC+(OH)SC.H2
       D. LAHEM, R. FLAMMANG, H.T. LE and M.T. NGUYEN
       Rapid Communications in Mass Spectrometry, 12, 1972-1975. (1998) Full Text

 237 Theoretical Study of the Potential Energy Surface Related to H2N+NS Reaction:
       N2 versus H2 Elimination

        L.T. NGUYEN, T.N. LE and M.T. NGUYEN
       Journal of the Chemical Society, Faraday Transactions 94, 3541-3547 (1998) Full Text

238 Amination of Ketenes: Evidence for a Mechanism Involving Enols of Amides as Intermediates
      G. RASPOET, M.T. NGUYEN, S. KELLY and A.F. HEGARTY
      Journal of Organic Chemistry, 63, 9669-9677 (1998)Full Text

239 Some Comments on Chemical Reaction Theory
      M.T. NGUYEN
      Faraday Discussions, 110, 207, 210-211, 480-481 (1998)


1999 - 2000   TOP OF PAGE

240 1,3-Sigmatropic Shifts in Carbonylketenes, Carbonylisocyanates and Analogous Compounds
      M.T. NGUYEN, L. LANDUYT and H.M.T. NGUYEN
      European Journal of Organic Chemistry, 401-407 (1999)  Full Text

241 Thiol-Thione Tautomerism in Thioformic Acid: Importance of Specific Solvent Interactions
      D. DELAERE, G. RASPOET and M.T. NGUYEN
      Journal of Physical Chemistry, A, 103, 171-177 (1999) Full Text  

242 Phosphinidene Transition Metal Complexes: A Combined ab initio MO-DFT Study of Cr(CO)5-PR
      S. CREVE, K. PIERLOOT, M.T. NGUYEN and L.G. VANQUICKENBORNE
      European Journal of Inorganic Chemistry, 107-115 (1999)  Full Text

243 On the Heats of Formation of Formyl Cyanide and Thioformyl Cyanide
     T.L. NGUYEN and M.T. NGUYEN
      Journal of Chemical Physics, 110, 684-686 (1999)Full Text

244  Another Look at the Mechanism of the Concerted 1,3-Dipolar Cycloaddition of Fulminic Acid to Acetylene
        M.T. NGUYEN, A.K. CHANDRA, S. SAKAI and K. MOROKUMA
       Journal of Organic Chemistry, 64, 65-69 (1999) Full Text

245 Potential Energy Surface for Unimolecular Dissociations and Rearrangements on
       the Ground State of [C2,H3,F,O] System

      T.L. NGUYEN, R. SUMATHI and M.T. NGUYEN
      Physical Chemistry - Chemical Physics, 1, 1013-1024 (1999) Full Text

246 On the Heat of Formation of Methylketene, Dimethylketene and Related Species
      M.T. NGUYEN and H.M.T. NGUYEN
      Chemical Physics Letters, 300, 346-350 (1999) Full Text

247 [C2H4OS].+ Radical Cations Derived from Alkyl Thioformates: Tandem Mass Spectrometry and
       Molecular Orbital Calculations
      D. LAHEM, R. FLAMMANG, H.T. LE, T.L. NGUYEN and M.T. NGUYEN
       Journal of the Chemical Society, Perkin Transactions 2, 821-826 (1999) Full Text

248 Potential Energy Surfaces Related to Thioxy-hydroxy-carbene (HS-C-OH) and Its Radical Cation
       H.T. LE, T.L. NGUYEN, D. LAHEM, R. FLAMMANG and M.T. NGUYEN
      Physical Chemistry-Chemical Physics, 1, 755-760 (1999) Full Text

249 Theoretical Study of Dithioformic Acid, Dithiohydroxy-carbene and Their Radical Cations:
       Unimolecular and Assisted Rearrangements.
      M.T. NGUYEN, T.L. NGUYEN and H.T. LE
      Journal of Physical Chemistry, A, 103, 5758-5765 (1999) Full Text  

250 1,3-Dipolar Cycloadditions of Thionitroso Compounds (R-N=S): A Density Functional Theory Study
      T.N. LE, L.T. NGUYEN, A.K. CHANDRA, F. DE PROFT, P. GEERLINGS and M.T. NGUYEN
      Journal of the Chemical Society, Perkin Transactions 2, 1249-1255 (1999) Full Text

251   Isomerization of Acetonitrile N-methylide [CH3CNCH2].+ and N-methylketenimine [CH3NCCH2].+
        Radical
Cations in the Gas Phase: Theoretical Study of the [C3,H5,N].+ Potential Energy Surface
        J.Y. SALPIN, M.T. NGUYEN, G. BOUCHOUX, P. GERBAUX and R. FLAMMANG
        Journal of Physical Chemistry, A, 103, 938-946 (1999) Full Text

252 Theoretical and Experimental (400-10000 cm-1) Study of the Vibrational Spectrum of Pentachlorophenol
        B. CSARNIK-MATUSEWICZ, A.K. CHANDRA, M.T. NGUYEN and Th. ZEEGERS-HUYSKENS
      Journal of Molecular Spectroscopy, 195, 308-316 (1999)  Full Text

253 Theoretical Study of the CH3+NS and Related Reactions: Mechanism of HCN Formation.
       T.N. LE, L.T. NGUYEN and M.T. NGUYEN
      Molecular Physics, 96, 1817-1822 (1999) Full Text

254 Mechanism of [2+1] Cycloadditions of Hydrogen Isocyanide to Alkynes:
       Molecular Orbital and Density Functional Theory Study
       L.T. NGUYEN, T.N. LE, F. DE PROFT, A.K. CHANDRA, W. LANGENAEKER, M.T. NGUYEN
       and P. GEERLINGS
      Journal of the American Chemical Society, 121, 5992-6001 (1999) Full Text

255 Mechanism and Kinetics of the Reaction of Acetylene and Nitric Oxide
       H.M.T. NGUYEN, R. SUMATHI and M.T. NGUYEN
       Journal of Physical Chemistry, A, 103, 5015-5022 (1999) Full Text

256  A Density Functional Study of the Dimerization of Phosphaalkynes in
       the Presence of Transition Metal Fragments

       S. CREVE, M.T. NGUYEN and L.G. VANQUICKENBORNE
       European Journal of Inorganic Chemistry, 1281-1289 (1999) Full Text  

257   The Hydration Mechanism of Ketene: 15 Years Later
       M.T. NGUYEN and G. RASPOET
       Canadian Journal of Chemistry, 77, 817-829 (1999)   Full Text

258 Necessity to Consider a Three-Water Chain in Modeling the Hydration of Ketene Imines and Carbodiimides
       M.T. NGUYEN, G. RASPOET and L.G. VANQUICKENBORNE
       Journal of the Chemical Society, Perkin Transactions 2, 813-820 (1999) Full Text

259 Regiochemistry of 1,3-Dipolar Cycloadditions between Azides and Substituted Ethylenes: A Theoretical Study
       A.K. CHANDRA, T. UCHIMARU and M.T. NGUYEN
       Journal of the Chemical Society, Perkin Transactions 2, 2117-2121 (1999) Full Text

260 Protonation and Deprotonation Enthalpies of Guanine and Adenine and Implications for the Structure
      and Energy of their Complexes with Water.  Comparison with Uracil, Thymine and Cytosine

       A.K. CHANDRA, M.T. NGUYEN, T. UCHIMARU and T. ZEEGERS-HUYSKENS
      Journal of Physical Chemistry A, 103, 8853-8862 (1999) Full Text

261 A Quantum Chemical Study of Three Isomers of N20
       T.K. HA, O. SULEIMENOV and M.T. NGUYEN
       Chemical Physics Letters, 315, 327-334 (1999) Full Text  

262 Contrasting Mechanism of the Hydration of Carbon Suboxide and Ketene.  A Theoretical Study
        M.T. NGUYEN, G. RASPOET and L.G. VANQUICKENBORNE
        Journal of Physical Organic Chemistry, 13, 46-56 (2000)  Full Text

263 Calculated Properties and Ring-Chain Rearrangements of Triphosphirane (P3H3)
         M.T. NGUYEN, A. DRANSFELD, L. LANDUYT, L.G. VANQUICKENBORNE and P.V.R. SCHLEYER
       European Journal of Inorganic Chemistry, 103-112 (2000) Full Text  

264 Theoretical Study of the Protonation and Deprotonation of Cytosine. 
       Implications for the Interaction of Cytosine with Water
       A.K. CHANDRA, M.T. NGUYEN  and  TH. ZEEGERS-HUYSKENS
       Journal of Molecular Structure, 519, 1-11 (2000) Full Text

265 Theoretical Study of the Pentanitrogen Cation (N5+)
       M.T. NGUYEN and T.K. HA
       Chemical Physics Letters, 317, 135-141 (2000) Full Text

266 Electronic Structure Calculations on the Reaction of Vinyl Radical with Nitric Oxide
       R. SUMATHI, H.M.T. NGUYEN, M.T. NGUYEN and J. PEETERS
      Journal of Physical Chemistry A, 104, 1905-1914 (2000)  Full Text

267 Para-phenylbisphosphinidene and its Carbene and Nitrene Analogues: an ab initio study
       M. FLOCK, K.PIERLOOT, M.T. NGUYEN and L.G. VANQUICKENBORNE
      Journal of Physical Chemistry A, 104, 4022-4029 (2000) Full Text

268 Theoretical Study of Structure-Property Relationship in Phosphole Monomers
        D. DELAERE, A. DRANSFELD, M.T. NGUYEN and L.G. VANQUICKENBORNE
       Journal of Organic Chemistry, 65, 2631-2636 (2000) Full Text  

269   HP4- and (CH2)P3- Anions Form Four-membered Rings with an Allyl Moiety. An ab initio / NMR Study.
        A. DRANSFELD, M. FLOCK and M.T. NGUYEN
        Journal of Molecular Modelling, 6, 289-298 (2000)  Full Text

270 Collisional Interaction of Ionized Pyridine N-oxides with Various Targets in a New Hybrid Mass Spectrometer
        R. FLAMMANG, V. HENROTTE, P. GERBAUX and M.T. NGUYEN
        European Journal of Mass Spectrometry, 6, 3-9 (2000)

271 Dehalogenation of Protonated 1,2,4-Triazoles: Synthesis of New Heterocyclic Carbenic and
      Ylide Radical Cations and Contrasting Behaviour of Collision Gases

       R. FLAMMANG, M. BARBIEUX-FLAMMANG, H.T. LE, M.T. NGUYEN, J. BERTHELOT and J. TORTAJADA
       International Journal of Mass Spectrometry, 199, 221-233 (2000) Full Text

272 On the Triplet-Singlet Energy Gap of Acetylene
        H.T. LE, M. FLOCK and M.T. NGUYEN
       Journal of Chemical Physics, 112, 7008-7010 (2000) Full Text

273  DFT Study of the Interaction between Guanine and Water
        A.K. CHANDRA, M.T. NGUYEN, T. UCHIMARU and Th. ZEEGERS-HUYSKENS
        Journal of Molecular Structure, 555, 61-66 (2000)    Full Text

274 Theoretical Study of the Solvent Effect on the Hydrogen Abstraction Reaction
        of Methyl Radical with
Hydrogen Peroxide

        A. DELABIE, S. CREVE, B. COUSSENS and M.T. NGUYEN
        Journal of the Chemical Society, Perkin Transactions 2, 977-981 (2000) Full Text

275 Density Functional Calculations on Simple Carbonyl Bases: Protonation and
       Hydrogen Bond Formation with Water

        A.K. CHANDRA, M.T. NGUYEN and Th. ZEEGERS-HUYSKENS
        Chemical Physics, 255, 149-163 (2000) Full Text

276 Calculated Heats of Formation of Simple Phosphinidenes (Phasphanylidenes, R-P)
        D. SZIEBERTH, T. VESZPREMI and M.T. NGUYEN
        Journal of Molecular Structure, 556,  143-149 (2000)   Full Text

277 Collisional Activation of Protonated Halogenopyridines: Different Behaviour of Target Gases.
       H.T. LE, P. GERBAUX, R. FLAMMANG and M.T. NGUYEN
        Chemical Physics Letters, 323, 71-78 (2000) Full Text

278  Condensation Reactions between 1,3-Butadiene Radical Cation and Acetylene in the Gas Phase
        G. BOUCHOUX, M.T. NGUYEN and J.-Y. SALPIN
        Journal of Physical Chemistry A, 104, 5778-5786 (2000) Full Text

279  Characterization of Ionized Carbenes in the Gas Phase
        R. FLAMMANG, M.T. NGUYEN, G. BOUCHOUX and P. GERBAUX
       International Journal of Mass Spectrometry, 202, A8-A25 (2000)  Full Text

280  Are RR’C-PR”(BH3)2 ‘Electron-Poor’ Phosphorus Ylides?  An ab initio – NMR study.
        A. DRANSFELD, A. FORRO, T. VESZPREMI, M. FLOCK and M.T. NGUYEN
       Journal of the Chemical Society – Perkin Transactions 2, 2475-2482 (2000) Full Text

281 Experimental and Theoretical Study of the Gas phase Reaction of
       Ethynyl Radical with Methane (HCºC + CH4)

       B. CEURSTERS, H.M.T. NGUYEN, J. PEETERS and M.T. NGUYEN
       Chemical Physics Letters, 329, 412-420 (2000) Full Text

282 Experimental and Theoretical Study of the Ethynyl Radical with Acetylene (HC=C+HC=CH)
        B. CEURSTERS, H.M.T. NGUYEN, J. PEETERS and M.T. NGUYEN
        Chemical Physics, 262, 243-252 (2000) Full Text

283  Triplet-Singlet Energy Gaps in Iodo-Carbenes (I-C-X): Remarkable Discrepancy
       between Theory and Experiment

       B. HAJGATO, H.M.T. NGUYEN, T. VESZPREMI and M.T. NGUYEN
       Physical Chemistry – Chemical Physics, 2, 5041-5045 (2000) Full Text


2001 - 2002   TOP OF PAGE

284   Low-Energy Barrier Proton Transfer in Protonated Benzene-Water Complex
         E.S. KRYACHKO and M.T. NGUYEN
         Journal of Physical Chemistry A, 105,  153-155 (2001). Full Text

285   Evidence for the Production of Propene Ion in the Gas phase.
        Reaction of Ionized Dichlorocarbene with Acetone.

         R. FLAMMANG, Y. VAN HAVERBEKE, P. GERBAUX and M.T. NGUYEN
        Tetrahedron  Letters,  42,  669-671 (2001). Full Text

286   A Theoretical Study on the Molecular and Electronic Structure of Heteroaromatic
        Bowl-shaped Molecules
       
  D. DELAERE,  M.T. NGUYEN and L.G. VANQUICKENBORNE
         Chemical Physics Letters, 333 ,  103 – 112 (2001). Full Text

287   High-energy Collisional Activation of the Molecular Ions of Thiophene-2-one 
        with Different Target Gases.

         P. GERBAUX, V. SCIAMANNA, R. FLAMMANG and M.T. NGUYEN
         Journal of Mass Spectrometry,  36,   97 - 101  (2001)

288   How the Fourteen Most Stable CH4P2 Isomers Interconvert – An Ab Initio / NMR Study.
         A. DRANSFELD, L. LANDUYT, M. FLOCK, M. T. NGUYEN and L.G. VANQUICKENBORNE
         Journal of Physical Chemistry A, 105,  838 - 848 (2001). Full Text

289    Decomposition Mechanism of the Polynitrogen N5 and N6 Clusters and Their Ions
          M.T. NGUYEN  and  T.K. HA
          Chemical Physics Letters,  335,  311 – 320  (2001). Full Text

290    Theoretical Study of the Electronic Structure of XCCP Molecules (X = H, F, Cl, Br, I):
          Carbene vs. Phosphinidene.

          B. HAJGATO,  T. VESZPREMI  and  M.T. NGUYEN
          Physical Chemistry – Chemical Physics, 3,  895 – 900  (2001). Full Text

291   Theoretical Study of  Tautomeric Forms of Uracil. I. Relative Order of Stabilities and
        their Relation to  Proton  Affinities and Deprotonation Enthalpies

         E.S. KRYACHKO,  M.T. NGUYEN  and  Th. ZEEGERS-HUYSKENS
         Journal of Physical Chemistry,  A,  105,  1288 - 1295  (2001). Full Text

292   Theoretical Study of Uracil Tautomers. II.  Interaction  with  Water
         E.S. KRYACHKO, M.T. NGUYEN and Th. ZEEGERS-HUYSKE
         Journal of Physical Chemistry,  A,  105,  1934 – 1943  (2001). Full Text

293   Thiouracils: Acidity, Basicity and  Interaction with Water
         E.K. KRYACHKO, M.T. NGUYEN and Th. ZEEGERS-HUYSKENS
         Journal of Physical Chemistry A,  105,  3379 – 3387  (2001). Full Text

294    Density Functional Calculations on Protonated and Deprotonated Thiouracils and
         their Complexes with Water

          E.K. KRYACHKO,  M.T. NGUYEN  and  TH. ZEEGERS-HUYSKENS
          Chemical  Physics,  264,  21 – 35  (2001). Full Text

295    Thiouracils:  Structures, Tautomerism, Interaction with Water, and Functioning in
          RNA and Modified  DNA Base Pairs.
      
    E.K. KRYACHKO  and  M.T. NGUYEN
          Advances  in  Quantum Chemistry,  40,  80 – 102  (2001)     (ps file)Full Text    (pdf file)Full Text

296    Theoretical Study of the Ring Opening of Phosphirane and Silirane: Constrasting
         
Mechanisms of  Hydrogen  Migration
   
       N.N. PHAM-TRAN, H.M.T. NGUYEN, T. VESZPREMI and M.T. NGUYEN
          Journal of the Chemical Society – Perkin Transactions 2,  766 – 773  (2001). Full Text

297    Another Look at the Electron Attachment to Nitrous Oxide.
          E.S. KRYACHKO, C. VINCKIER  and  M. T. NGUYEN
          Journal of Chemical Physics,  114,  7911 -  7917 (2001). Full Text

298   Theoretical Study of Cyano-phosphapropyne (NCCP), isocyano-phosphapropyne (CNCP)
         and their isomers:  Stabilities  and  Properties.

          N.N. PHAM-TRAN,  B. HAJGATO, T. VESZPREMI  and M.T. NGUYEN
         Physical Chemistry – Chemical Physics,  3,   1588 – 1597  (2001). Full Text

299   Kinetic  Stability  of  Novel  Nitrile Ylides
         A.F. HEGARTY, S.J. EUSTACE, N.M. TYNAN, N.N. PHAM-TRAN  and  M.T. NGUYEN
         Journal of the Chemical Society, Perkin Transactions 2,   1239 - 1246  (2001). Full Text

300  Hydrogen Bonding in  Benzonitrile – Water  Complexes
        E.S. KRYACHKO and  M. T. NGUYEN
        Journal of Chemical Physics,  115,   833  –  841  (2001). Full Text

301  Mechanism of the Ring-Chain Rearrangement in Phosphiranes:
       Hydrogen versus Halogen Migration
        J. MATRAI,  A. DRANSFELD,  T. VESZPREMI  and  M.T. NGUYEN
        Journal of Organic Chemistry,  66,  5671 – 1678  (2001). Full Text

302   Theoretical Study of Cyclopropenones and Cyclopropenethiones:
        Decomposition via Intermediates

         L. T. NGUYEN, F. DE PROFT, M.T. NGUYEN and  P. GEERLINGS.
        Journal of the Chemical Society,  Perkin Transactions 2,   898 - 905  (2001). Full Text

303   The Reaction of C2H radicals with C2H6: Absolute Rate Coefficient Measurements for
        T = 295 – 800 K, and Quantum Chemical Study of the Molecular Mechanism.

         B. CEURSTERS, H. M.T.. NGUYEN, M. T. NGUYEN, J. PEETERS and L. VEREECKEN,
         Physical Chemistry Chemical Physics,  3,  3070 – 3074  (2001). Full Text

304  Mononuclear  2(4e)-bonded  Phosphaalkyne Complexes: Selective  Formation of a
       1,2-Diphosphaacyclobutaadiene  Tantalum Complex.

    
    A. D. BURROWS, A. DRANSFELD, M. GREEN, J. C. JEFFERY, C. JONES,
        J. M.  LYNAM  and  M. T. NGUYEN,
        Angewandte  Chemie,  International Edition English,   40,  3221 - 3224  (2001). Full Text

305   A Quantum Chemical Study on the Potential Energy Surface of Mg (1S) + N2O  Reaction.
        B. KIRAN,  C. VINCKIER and M. T. NGUYEN,
        Chemical Physics Letters,  344,   213 -  220 (2001). Full Text

306  Theoretical Study of [2+1] Cycloaddition of CO and CS to Acetylenes forming
        Cyclopropenones  and  Cyclopropenthiones.
      
  L. T. NGUYEN, F. DE PROFT, M.T. NGUYEN and  P. GEERLINGS.
        Journal of the Organic Chemistry,  66,  4316 – 4326  (2001). Full Text

307    Protonation of Gaseous Halogenated Phenols and Anisols and its Interpretation  using
          DFT-based  Local Reactivit
y Indices.
         O.  TISHCHENKO,  N. N. PHAM-TRAN, E. S. KRYACHKO  and M.T. NGUYEN
         Journal  of  Physical Chemistry, A,  105,   8709 – 8717  (2001). Full Text

308   Experimental and Theoretical Investigation of the Protonation Thermochemistry of Haloethanes.
         G. BOUCHOUX,  F. CAUNAN,  D. LEBLANC,  M. T. NGUYEN  and  J. Y. SALPIN.
         ChemPhysChem,  604 – 610  (2001) Full Text

309    Ionized  Benzonitrile  and  its  Distonic  Isomers  in the  Gas Phase.
          R. FLAMMANG, M. BARBIEUX-FLAMMANG, E. GUALANO, P. GERBAUX,
          H. T. LE,  M. T. NGUYEN, F. TURECEK and  S. VIVEKANANDA,
         Journal of  Physical Chemistry, A,  105,   8579 - 8587   (2001). Full Text

310    Nitrous  Oxide (N2O)  as a 1,3-Dipole: A Theoretical Study of its Cycloaddition Mechanism.
         L. T. NGUYEN, A. K. CHANDRA, F. De PROFT, T. UCHIMARU, P. GEERLINGS and
         M. T. NGUYEN,
         Journal of  Organic  Chemistry,  66,  6096 - 6103   (2001). Full Text

311   Collisional Activation of  Protonated  Halogenopyrazoles.
         R. FLAMMANG, M. BARBIEUX-FLAMMANG, P. GERBAUX,  H. T. LE, J. ELGUERO
         and  M. T. NGUYEN,
         Chemical  Physics  Letters,   347,   465 - 472   (2001). Full Text

312   PCCP  and Its Isomers:  A Theoretical Study.
        B. HAJGATO,  N. N. PHAM-TRAN,  T. VESZPREMI  and  M.T. NGUYEN
        Physical Chemistry Chemical Physics,  4,  5158 - 5164  (2001) Full Text

313  Skeletal  Rearrangements  of  Protonated  Hydrocarbons: 
        Para-Xylenium-7-Methyldihydrotropylium and 6,6-Dimethylfulvenium Ions.

        D.  KUCK, M. MORMANN, J. Y. SALPIN and M. T. NGUYEN,
        Advances in Mass Spectrometry,  15,  715 – 716  (2001).

314    Ionized Phenol and its Isomers in the Gas Phase.
          H. T. LE, R. FLAMMANG, P. GERBAUX, G. BOUCHOUX and M. T. NGUYEN,
          Journal of  Physical Chemistry, A,  105,  11528 - 11592  (2001)  Full Text

315    From Localized to Delocalized Annulenes: How Ring Strain Enhances Delocalization in Higher Annulenes.
          B. KIRAN  and  M. T. NGUYEN
          Chemical Physics Letters,  349,    307 – 312 (2001). Full Text

316   A Theoretical Reevaluation of the Heat of Formation of Phenylcarbene.
         T. L. NGUYEN, G-S.  KIM, A. M. MEBEL and M. T. NGUYEN,
         Chemical Physics Letters,  349,   571 - 577  (2001). Full Text

317   Comment on the Electronic Reorganisation in 1,3-Dipolar Cycloaddition of Fulminic Acid to Acetylene
        M.T. NGUYEN, A. K. CHANDRA, T. UCHIMARU and S. SAKAI
         Journal of Physical Chemistry, A,   105,  10943 - 10945  (2001). Full Text

318   Isomerisation and Dissociation of Ionized Dimethyl Sulfoxide: A Theoretical Insight.
         G. BOUCHOUX,  H. T. LE and M. T. NGUYEN,
         Journal of Physical Chemistry, A,   105,  11128 - 11133  (2001)   Full Text

319  Influence of Building Block Aromaticity in the Determination of Electronic Properties
       of Five-membered Heterocyclic Oligomers
       DELAERE, M. T. NGUYEN and L. G. VANQUICKENBORNE,
       Physical Chemistry Chemical Physics,   4,  1522 - 1530  (2002) Full Text  

320   Structure-Property Relationships in Phosphole Oligomers: A Theoretical Insight.
         DELAERE, M. T. NGUYEN and  L. G. VANQUICKENBORNE,
         Journal of Organometallic Chemistry,   643-644,   194 - 201  (2002). Full Text  

321  Density Functional Study on N-Fused Porphyrin:  Electronic, Magnetic and
       Metal  Binding Properties.
       B. KIRAN and  M.T. NGUYEN,
       Journal of  Organometallic Chemistry,  643-644,  265 - 271 (2002). Full Text  

322  The Reaction of C2H with H2: Absolute Rate Coefficient Measurements and Abinitio Study.
       J. PEETERS, B. CEURSTERS, H. M. T. NGUYEN  and  M. T. NGUYEN,
       Journal of Chemical Physics,  116,   3700 - 3709  (2002) Full Text  

323   Experimental and Theoretical Study of  Dicyanocarbene C(CN)2
        B. HAJGATO, R.  FLAMMANG, T. VESZPREMI  and  M.T. NGUYEN
        Molecular  Physics,  100,   1693 – 1702  (2002) Full Text  

324  Key properties of Monohalogen Substituted Phenols: Interpretation in Terms of
       ElectronLocalization Function
       B. SILVI, E. S. KRYACHKO, O. TISCHENKO, F. FUSTER and M. T. NGUYEN,
       Molecular  Physics,  100,   1659 – 1675  (2002) Full Text  

325  Hydrogen  Bonding  between Phenol and Acetonitrile.
        E. S. KRYACHKO  and  M. T. NGUYEN,
        Journal of  Physical Chemistry, A,  106,   4267 - 4271  (2002). Full Text  

326  Use of Local Softness for the Interpretation of Reaction Mechanisms
        A. K. CHANDRA and M. T. NGUYEN,
        International Journal of Molecular Sciences, 3,  310 – 323 (2002). Full Text  

327  Collisional Induced Loss of NO2 Radical from Protonated Nitroimidazoles and Nitropyrazoles
       R. FLAMMANG, J. ELGUERO, H. T. LE, P. GERBAUX and M. T. NGUYEN
       Chemical Physics Letters,  356,  259 - 266  (2002). Full Text  

328    Distonic Isomers of Ionized Benzaldehyde
         R. FLAMMANG, M. BARBIEUX-FLAMMANG, E. GUALANO, P. GERBAUX,
         H. T.  LE,  M. T. NGUYEN and F. TURECEK
         International Journal of Mass Spectrometry,  217,  65 - 73   (2002) Full Text  

329   Ionized Aniline and Its Distonic Radical Cations Isomers.
        H. T. LE, R. FLAMMANG, M. BARBIEUX-FLAMMANG,  P. GERBAUX and  M. T. NGUYEN,
        International Journal of Mass Spectrometry,  217,  45-54   (2002) Full Text  

330  Mechanism of the Oxidation Reaction of N2O with Cu via Nonadiabatic Electron Transfer.
       O. TISHCHENKO, E. S. KRYACHKO and M. T. NGUYEN,
       International Journal of Quantum Chemistry,   89,  329 - 340  (2002). Full Text  

331   Synthesis, Reactivity and Theoretical Studies of the η2(4e)-Bonded Phosphaalkyne
        Complex [CpMo{P(OMe)3}2 {
η2(4e)-PCBut}][B(C6F5)4] and the Molybdenum-Mediated
        Cyclocotrimerization of Alkyne and Phosphaalkyne Ligands.

         A. D. BURROWS, N. CARR, M. GREEN, J. M. LYNAM, M. F. MAHON,
         M.  MURRAY, B. KIRAN, M. T. NGUYEN and C. KONES,
         Organometallics,  21,   3076 - 3078  (2002) Full Text
 

332   Low Energy Barriers of H-Atom Abstraction from Phenols
        O. TISHCHENKO, E. S. KRYACHKO and M. T. NGUYEN,
         Journal of Molecular Structure,  615, 247 – 250 (2002) Full Text  

333  Theoretical Vibrational Analysis of Monohalogenated Phenols.
       O. TISHCHENKO, E. S. KRYACHKO and M. T. NGUYEN,
       Spectrochimica Acta A,  58,  1951 – 1969  (2002). Full Text  

334   Unnatural Covalent DNA Base Pairing: Quantum Chemical Study.
         E. S. KRYACHKO and M. T. NGUYEN,
         Journal of  Physical Chemistry A,  106,  9319 –  9324  (2002). Full Text

335   Phenol: A Succinct Essay about Its Bonding Ability in Three Examples.
         E. S. KRYACHKO and M. T. NGUYEN
         Polish Journal of Chemistry,  76,  1233 - 1242 (2002). Full Text  

336  4,4-p-Biphenyl bis-Phosphinidene: Generation of a bis-W(CO)5 Complex and
       
Abinitio Calculation of its Electronic Structure.

        N.H. TRAN-HUY, H. T. LE, F. MATHEY and M. T. NGUYEN
        Journal of Chemical Society, Perkin Transactions 2, 2140 - 2145  (2002). Full Text  

337  Theoretical Study of the Molecular Mechanism of the Li(2S1/2) + N2O(X 1S+) Reaction.
       O. TISHCHENKO, E. S. KRYACHKO, C. VINCKIER and M. T. NGUYEN
       Chemical Physics Letters,  363,  550 – 558 (2002). Full Text


2003 - 2009   TOP OF PAGE

338.   Structure – Property Relationship in Phosphole-containing Pi-Congugated Systems:
         a Quantum Chemical Study.

         D. DELAERE, M. T. NGUYEN and L. G. VANQUICKENBORNE
         Journal of Physical Chemistry A,  107,  838 – 846  (2003).
Full Text

339.  An Ab initio/RRKM study of the Potential Energy Surface of Triplet Ethylene and
        Product  Branching Ratios of the C(3P) + CH4 Reaction.

        G.S. KIM, T. L. NGUYEN, A. M. MEBEL, S. H. LIN and M. T. NGUYEN
        Journal of Physical Chemistry A107,  1788 – 1796  (2003).
Full Text

340. Nitromethane – Methyl Nitrite Rearrangement: A Persistent Discrepancy between  Theory and   Experiment.
        M. T. NGUYEN, H. T. LE, B. HAJGATO, T. VESZPREMI and M. C. LIN
        Journal of Physical Chemistry A107,  4286 - 4291 (2003).
Full Text

341.  Azido-Nitrene is Probably the N4 Species Observed in Mass Spectrometric Experiments.
        M. T. NGUYEN, T. L. NGUYEN, A. M. MEBEL and R. FLAMMANG
        Journal of Physical Chemistry A107,  5452 – 5460  (2003).
Full Text

342.  Ab Initio Study of Spectral and Thermochemical Properties of 1H-Phospholes.
        D. DELAERE, N.N. PHAM-TRAN and M. T. NGUYEN
        Journal of Physical Chemistry A,  107,  7514 - 7523  (2003).
Full Text  

343.  Nitrous Oxide: Electron Attachment and Possible Scenario of  Its Reactions with ns Metal Atoms,
        O. TISHCHENKO, E. S. KRYACHKO and M. T. NGUYEN
        in “Fundamental World of Quantum Chemistry”, edited by E. J. Brändas and E. S. Kryachko, Vol II,
        p. 393 - 423  (2003), Kluwer Academic Publishers, The Netherlands.
 Full Text  

344.  Density Functional Study of the Decomposition Pathways of Nitroethane and 2- Nitropropane
        P. A. DENIS, O. N. VENTURA, H. T. LE, M. T. NGUYEN
        Physical Chemistry Chemical Physics,  5,  1730 – 1738  (2003).
Full Text

345.  A Density Functional Study of the Ground State Electronic Structure of Phosphorus-Porphyrins,
        D. DELAERE and M. T. NGUYEN,
        Chemical Physics Letters,   376,  329 – 337  (2003).
Full Text

346.  Molecular and Electronic Structure of Zwitterionic Diamino-Meta-quinonoid Molecules.
        H. T. LE,  P. C. NAM,  V. L. DAO,  T. VESZPREMI and M. T. NGUYEN
        Molecular Physics101,  2347 – 2355  (2003).
 Full Text  

347.  The Ring Closure of Ethylene Phosphites is a New P(III)-Insertion Reaction. A Computational Study.
        J. KANETI, S. M. BAKALOVA and M. T. NGUYEN
        Journal of Molecular Structure (Theochem),  633,  35 – 48  (2003).
Full Text

348. Protonation and Methylation of Thiophenol, Thioanisole and their Halogenated Derivatives:
       Mass Spectrometric and Computational Study.

       P. C. NAM, R. FLAMMANG, H. T. LE, P. GERBAUX  and M. T. NGUYEN
       International Journal of Mass Spectrometry,  228,   151 -  165  (2003).
Full Text  

349. An Experimental and Theoretical Study of the Reaction of Ethynyl Radicals
       with  Nitrogen Dioxide (HC≡C + NO2. 
         
       S. A. CARL, H. M. T. NGUYEN, M. T. NGUYEN  and J. PEETERS
       Journal of  Chemical Physics,  118,  10996 – 11008  (2003).
Full Text

350.  A Quantum Chemical Study of the Protonation of Phenylphosphine  and Its Halogenated Derivatives.
        P.C. NAM, P. GERBAUX and M. T. NGUYEN
        European Journal of Mass Spectrometry9,  257 – 266  (2003).
Full Text

351. The Gas Phase Basicity and Proton Affinity of 1,3,5-Cycloheptatriene – Energetics,
        Structure and Interconversion of Dihydrotropylium Ions.

        J.Y. SALPIN, M. MORMANN, J. TORTAJADA, M. T. NGUYEN and D. KUCK
        European Journal of Mass Spectrometry9,  361 – 376  (2003).
Full Text

352.  General and Theoretical Aspects of Phenols.
        M. T. NGUYEN, E. S. KRYACHKO  and L. G. VANQUICKENBORNE
        in “The Chemistry of Phenols”, Patai Series The Chemistry of Functional Groups, Wiley,
        Volume Editor: Z. Rappoport, Part 1, pp. 1 – 198 (2003)

353.  Polynitrogen Compounds: 1. Structure and Stability  of  N4 and N5 Systems.
        M. T. NGUYEN
        Coordination  Chemistry  Reviews93,  93 – 113  (2003).
Full Text

354. A Theoretical Approach to the Regioselectivity in 1,3-Dipolar Cycloaddition of Diazoalkanes,
       Hydrazoic Acid and Nitrous Oxide to Acetylenes, Phosphaalkynes and Cyanides

      
L. T. NGUYEN, F. De PROFT, V. L. DAO,  M. T.  NGUYEN and P. GEERLINGS
       Journal of Physical Organic Chemistry,  16,  615 – 625  (2003).

355.  The S-H Bond Dissociation Enthalpies and Acidities of Para and Meta Substituted Thiophenols:
        A Quantum Chemical Study.

        A. K. CHANDRA, P. C. NAM and M. T. NGUYEN
        Journal of Physical Chemistry A107,   9182 - 9188  (2003).

356. Theoretical and Experimental Study of the Conformation and Vibrational Frequencies
       of N-Acetyl-L-Alanine and N-Acetyl-L-Alaninate.

       C. BRUYNEEL, N. N. PHAM-TRAN, M. T. NGUYEN and Th. ZEEGERS-HUYSKENS
       Spectroscopy Letters,  36,  533  -  545  (2003).

357. Electronic Structure of Zwiterionic Diamino-Meta-Quinonoid Molecules: Identity of UV Absorption Bands.
       D. DELAERE, P. C. NAM and M. T. NGUYEN
       Chemical Physics Letters382,  349 – 354  (2003).

358. Remarkable Influence of Fluorine Substitution on Electronic and Thermochemical  Properties of  Phospholes.

        D. DELAERE, N. N. PHAM-TRAN and M. T. NGUYEN

        Chemical Physics Letters383,  138 – 142  (2004).

359.  Ring versus Nitrogen Protonation of Anilines.

        R. FLAMMANG, N. DECHAMPS, L. PASCAL, Y. VAN HAVERBEKE, P. GERBAUX, P. C.     NAM   and M. T. NGUYEN

        Letters in Organic Chemistry1,   21 – 28  (2004).

360. Use of DFT-Based Reactivity Descriptors for Rationalizing Radical Reactions: A  Critical Analysis.

        H. M. T. NGUYEN, J. PEETERS. M. T. NGUYEN and A. K. CHANDRA

        Journal of Physical Chemistry A108,  484 - 489  (2004).

361. Comment on “Theoretical Estimations of the 298K Gas Phase Acidities of the Pyrimidine-Based  Nucleobases Uracil, Thymine and Cytosine”.

        Th.  ZEEGERS-HUYSKENS, A. K. CHANDRA and M. T. NGUYEN

        Journal of Physical Chemistry A108,  1101 – 1101 (2004).

362. Oxidation of Alkali-Metal Atoms with Nitrous Oxide: Molecular Mechanisms from First  Principles  Calculations.

        O. TISHCHENKO, C. VINCKIER  and M. T. NGUYEN

        Journal of Physical Chemistry A108,  1268 – 1274  (2004).

363. Theoretical Study of Hydrogenation of Thiouracils and their Base Pairs with Adenine.

        L. A. ERIKSSON, E. S. KRYACHKO and M. T. NGUYEN

        International Journal of Quantum Chemistry99,  841 – 853  (2004). 

364. Gas Phase Nitrosation of Substituted Benzenes.

        P. GERBAUX, N. DECHAMPS, R. FLAMMANG,  G. BOUCHOUX, P. C. NAM and M. T.  NGUYEN

        International Journal of Mass Spectrometry232,  31 – 40   (2004).

365. Ab initio and Density Functional Study of Thionitroso XNS and Thiazyl Isomers XSN, X = H, F, Cl, Br, OH, SH, NH2, CH3, CF3 and SiF3.

         P. A. DENIS, O. N. VENTURA, M. T. HIEN  and M. T. NGUYEN

         Journal of Physical Chemistry A,  108,  5073 - 5080  (2004). 

366. Direct ab Inito Dynamics Studies of the Reactions of HNO with H and OH Radicals.

        H. M. T. NGUYEN, S. ZHANG, J. PEETERS, T. N. TRUONG and M. T. NGUYEN

        Chemical Physics Letters388,  94 – 99  (2004).

367.  Ab Initio Study of Small Graphitic Cones with Triangle, Square and Pentagon Apex.

         S. COMPERNOLLE, B. KIRAN, L. F. CHIBOTARU, M. T. NGUYEN and A. CEULEMANS

         Journal of Chemical Physics,  121,  2326 – 2336  (2004).

368. Singlet - Triplet Energy Gaps of Gas Phase RNA and DNA Bases: A Quantum Chemical Study.

        M. T. NGUYEN, R. ZHANG, P. C. NAM and A. CEULEMANS

        Journal Physical Chemistry A108,  6554 – 6561  (2004).

369. Theoretical Study of Reactions of Ethynyl Radical with Amonia (C2H + NH3): Hydrogen Abstraction     versus Condensation.

        H. M. T. NGUYEN, S. A. CARL, J. PEETERS and M. T. NGUYEN

        Physical Chemistry Chemical Physics,  6, 4111  –  4117 (2004).

370. The 5-Dehydro-m-Xylylene (DMX) Triradical and Its Nitrogen and Phosphorus Derivatives: Open-shell Doublet versus Quartet Ground State.

        H. M. T. NGUYEN, G. GOPAKUMAR, J. PEETERS and M. T. NGUYEN

        Journal of  Physical Chemistry A, 108, 8411 - 8418 (2004).

371. Theoretical Determination of the Electronic Mechanisms of 1,3-Dipolar Cycloadditions of Fulminic Acid and Diazomethane.

        S. SAKAI  and  M. T. NGUYEN

        Journal of Physical Chemistry A108, 9169 – 9179  (2004).

372. Distonic Isomers and Tautomers of Adenine Cation Radical in the Gas Phase and Aqueous Solution.

        X. CHEN, E. A. SYRSTAD, M. T. NGUYEN, P. GERBAUX and F. TURECEK

        Journal of Physical Chemistry A, 108,   9283 - 9293  (2004).

373. The Triplet State of Cytosine and Its Derivatives: Electron Impact and Quantum Chemical Study.

        R. ABOUAF, J. POMMIER, H. DUNET, P. QUAN, P. C. NAM and M. T. NGUYEN

        Journal of  Chemical Physics121, 11668 – 11674 (2004).

374. Theoretical Study of the Interaction Between Methylfluoride, Methylchloride and Methylbromide

        with Hydrogen Peroxide.

        H. M. T. NGUYEN, M. T. NGUYEN, J. PEETERS and Th. ZEEGERS-HUYSKENS

        Journal of  Physical Chemistry A, 108, 11101 - 11108 (2004)

375. Effect of Substituents on the P-H Bond Dissociation Enthalpies of Phenylphosphines and Proton Affinities of Phenylphosphine Anions:  A DFT Study.

        P. C. NAM, M. T. NGUYEN and A. K. CHANDRA

        Journal Physical Chemistry A, 108, 11362 – 11368  (2004).

376. A Specific Gas Phase Substitution Reaction Between Enol Radical Cations and t-Butyl Nitrite.

        P. GERBAUX, P. WANTIER, P. C. NAM, M. T. NGUYEN, G. BOUCHOUX and R. FLAMMANG

        European Journal of Mass Spectrometry, 10,  889 – 898 (2004).

377. Potential Energy Surfaces.

        M. T. NGUYEN

        Encyclopedia of Mass Spectrometry, Vol 4: Fundamentals of and Applications to Organic and Organometallic Compounds. Editors: M. L. Gross, R. M. Caprioli, N. M. M. Nibbering, Elsevier Amsterdam, Nederland, Chapter 1, 29 – 39 (2005). ISBN 0-08-043846-6.

378. Use of Potential Energy Surfaces to Understand Decomposition.

        M. T. NGUYEN

        Encyclopedia of Mass Spectrometry, Vol 4: Fundamentals of and Applications to Organic and Organometallic Compounds. Editors: M. L. Gross, R. M. Caprioli, N. M. M. Nibbering, Elsevier Amsterdam, Nederland, Chapter 3, 297 – 306 (2005). ISBN 0-08-043846-6.

379. Spin-philicity  and  Spin-donicity  of  Simple  Nitrenes  and  Phosphinidenes.

        J. OLAH, T. VESZPREMI and M. T. NGUYEN

        Chemical Physics Letters401,  337 – 341 (2005).

380. Theoretical Study of Hyperfine Coupling Constants of Uracil, Cytosine and Their Halogenated Derivatives in Triplet State.

        X. J. HOU and M. T. NGUYEN

        Chemical Physics310,  1 - 9  (2005).

381. A Theoretical Study of Uracil and Its Tautomers in their Lowest-Lying Triplet State.

        R. ZHANG, A. CEULEMANS and M. T. NGUYEN

        Molecular Physics,  103, 983 – 994 (2005).

382. Theoretical Study of the Kinetics of Hydrogen Abstraction in Reactions of Simple Hydrogen Compounds with Triplet Difluorocarbene.

        X. J. HOU, T. L. NGUYEN, S. A. CARL, J. PEETERS and M. T. NGUYEN

        Chemical Physics Letters402, 460 – 467  (2005).

383. Quantum Chemical Study of  the Electronic Structure  of  the  1-Methylene-3,5-didehydrobenzene Triradical  (C7H5).

        H. M. T. NGUYEN, T. T. HUE,  J. PEETERS and M. T. NGUYEN

        Chemical Physics Letters,  404, 150 – 155  (2005).

384. Theoretical and Experimental Re-evaluation of the Basicity of l3- Phosphinine.

        N.N. PHAM-TRAN, G. BOUCHOUX, D. DELAERE  and M. T. NGUYEN

        Journal of Physical Chemistry A109,  2957 – 2963 (2005).

385. A Concerted Mechanism of Proton Transfer in Green Fluorescent Protein. A Theoretical Study.

        R. ZHANG, M,. T. NGUYEN and  A. CEULEMANS

        Chemical Physics Letters, 404, 250 – 256 (2005).

386. Quenching of the Magnetic Moment of a Transition Metal Dopant in Silver Clusters.       

        E.  JANSSENS, S. NEUKERMANS, P. LIEVENS, H. M. T. NGUYEN and M. T. NGUYEN,

        Physics Review Letters94, 11304-1 – 11304-4 (2005)

387. Pulsed Laser Photolysis and Quantum Chemical-Statistical Study of the Reaction of the Ethynyl Radical with Water Vapor.

        S. A. CARL, H. M. T. NGUYEN, R. I. M. ELSAMRA, J. PEETERS and M. T. NGUYEN

        Journal of  Chemical Physics, 122, 114307-1 – 114307-12 (2005).

388. Electronic Structure of 1,3,5-Triaminobenzene Trication and Related Triradicals: Doublet versus Quartet  Ground State.

        H. M. T. NGUYEN, A. DUTTA, K. MOROKUMA and M. T. NGUYEN

        Journal of  Chemical Physics, 122, 154308-1 – 154308-11 (2005).

389. Netropsin Interactions in the Minor Groove of d(GGCCAATTGG) Studied by a Combination of Resolution Enhancement and Ab Initio Calculations.

        K. VAN HECK, P. C. NAM, M. T. NGUYEN and L. VAN MEERVELT

        FEBS Journal (European Journal of Biochemistry)272, 3531 – 3541 (2005).

390. Theoretical Study on the Group 2 Atoms + N2O Reactions.

        O. TISHCHENKO, C. VINCKIER, A. CEULEMANS and M. T. NGUYEN,

        Journal of Physical Chemistry A, 109, 6099 – 6103 (2005).

391. Potential Energy Surfaces, Product Distributions and Thermal Rate Coefficients of the Reaction of O(3P)  with C2H4(X1Ag): A Comprehensive Theoretical Study.

        T. L. NGUYEN, L. VEREECKEN, X. J. HOU, M. T. NGUYEN and J. PEETERS

        Journal of Physical Chemistry A 109, 7489 – 7499 (2005).

392. Hydrogen Bonding to p-System of Indole and 1-Methylindole: Is there Any OH-Phenyl Bond?

        R. ZHANG, K. R. F. SOMERS, E. S. KRYACHKO, M. T. NGUYEN, Th. ZEEGERS-HUYSKENS and A. CEULEMANS,

        Journal of Physical Chemistry A,  109, 8028 – 8034 (2005).

393. Adenine Radicals in the Gas Phase. An Experimental and Computational Study of Hydrogen Atom Adducts to Adenine.

        X. CHEN, E. A. SYRSTAD, M. T. NGUYEN, P. GERBAUX and F. TURECEK

        Journal of Physical Chemistry A, 109,  8121 – 8132 (2005).

394. Effect of Protonation on the Electronic Structure of 1,3,5-Trimethylenebenzene Triradical

        H. M. T. NGUYEN, T. T. HUE and M. T. NGUYEN

        Chemical Physics Letters,  411, 450 – 456 (2005).

395. Interaction of Triplet Uracil and Thymine with Water

        R. ZHANG, Th. ZEEGERS-HUYSKENS, A. CEULEMANS and M. T. NGUYEN

        Chemical Physics,  316, 35 – 44 (2005).

396. Energetics and Chemical Bonding of the 1,3,5-Tridehydrobenezene Triradical and Its Protonated Form.

        H. M. T. NGUYEN, T. HÖLTZL, G. GOPAKUMAR, T. VESZPREMI, J. PEETERS and M. T. NGUYEN

        Chemical Physics,  316,  125 – 140  (2005).

397. Book Review: “The Electron Capture Detector and the Study of Reactions with Thermal Electrons” by E. C. M. Chen and E. S. D. Chen,

        M. T. NGUYEN,

        ChemPhysChem,  6,  1949 – 1950  (2005).

398. Chemical Bonding in Zwitterionic Diamino-meta-quinonoids and their Isomers.

        T. HÖLTZL, T. VESZPREMI and M. T. NGUYEN

        Journal of Physical Organic Chemistry,  18, 1123 – 1131 (2005). 

399. Theoretical Study of the Reaction of Ketenyl and Nitrogen Dioxide Radicals (HCCO + NO2)

        M. T. HIEN, T. L. NGUYEN, S. A. CARL and M. T. NGUYEN

        Chemical Physics Letters,  416,  199 – 205 (2005).

400. The C-H and a(C-X) Bond Dissociation Enthalpies of Toluene, C6H5-CH2X (X=F,Cl), and

        Their Substituted Derivatives: A DFT Study.

        P. C. NAM, M. T. NGUYEN and A. K. CHANDRA

        Journal of Physical Chemistry A, 109,  10342 – 10347 (2005).

401. Theoretical Study of  Low-Lying Triplet States of Aniline.

        X. J. HOU, P. QUAN, T. HÖLTZL, T. VESZPREMI  and M. T. NGUYEN

        Journal of Physical Chemistry A, 109, 10396 - 10402  (2005).

402. Decomposition Mechanism of the Anions Generated by Atmospheric Pressure Chemical Ionization of Nitroanilines.

        V. S. NGUYEN, C. VINCKIER, T. T. HUE  and M. T. NGUYEN

        Journal of Physical Chemistry A 109, 10954 - 10960  (2005).

403. Quantum Chemical Study of Hydrogen Abstraction Reactions of the Ethynyl Radical with Hydrogen  Compounds (C2H + HX).

        H. M. T. NGUYEN, A. CHANDRA, S. A. CARL and M. T. NGUYEN

        Journal of Molecular Structure, Theochem,  732,  219 – 224 (2005).

404.  Internal Energy Effects of Charge Stripping Spectra of [C7H8]·+ and [C5H6]·+ Radical Cations.

         N. DECHAMPS, R. FLAMMANG, P. GERBAUX, P. C. NAM and M. T. NGUYEN,

         Chemical Physics Letters,  419,  139 – 143 (2006).

405. Characterization of a Distonic Isomer C6H5C+(OH)OCH2· of Methyl Benzoate Radical Cation by   Associative Ion-Molecule Reactions.

        N. DECHAMPS, R. FLAMMANG, P. GERBAUX, P. C. NAM and M. T. NGUYEN,

        International Journal of Mass Spectrometry,  249-250,  484 – 492  (2006).

406. Decarboxylation of Metastable Methyl Benzoate Molecular Ions.

        N. DECHAMPS, R. FLAMMANG, P. GERBAUX, P. C. NAM and M. T. NGUYEN,

        Journal of the American Society of Mass Spectrometry, 17,  807 – 814 (2006).

407. On the Nature of the CP group Adjacent to a Valence-deficient Atom: Phosphaethynyl Substituent versus  Phosphorus Center.

        N. N. PHAM-TRAN,  X. J. HOU and M. T.  NGUYEN

        Journal of Physical Organic Chemistry,  19,  167 – 172 (2006).

408. 1-Boryl-3,4-Dimethyl Phosphole Trimer. Synthesis, Crystal Structure and Quantum Chemical Calculations.

        N.N. PHAM-TRAN, N. H. TRAN-HUY, P. C. NAM, L. RICARD and M. T. NGUYEN

        Journal of Organometallic Chemistry,  691,  4058 - 4064 (2006).

409. The Geometric, Electronic and Magnetic Properties of Ag5X+  (X = Sc, Ti, V, Cr, Mn, Fe, Co and Ni) Clusters.

        E. JANSSENS, X. J. HOU, M. T. NGUYEN and P. LIEVENS

        Journal of Chemical Physics124,  184319 (8 pages) (2006).

410. Theoretical Study of the Geometric and Electronic Structure of Neutral and Anionic Doped Silver Clusters,   Ag5X0 , --  with X = Sc, Ti, V, Cr, Mn, Fe, Co, and Ni.

        X. J. HOU, E. JANSSENS, P. LIEVENS  and  M. T. NGUYEN

        Chemical Physics330,  365 - 379 (2006).

411. Interaction of Diatomic Germanium with Lithium Atoms: Electronic Structure and Stability.

        G. GOPAKUMAR, P. LIEVENS and M. T. NGUYEN

        Journal of Chemical Physics, 124, 214312 (12 pages) (2006).

412. Methyl and Phenyl Substitution Effect on the Proton Affinities of Hydrides of First and Second Row Elements and Substituent Effects on the Proton Affinities of Ring Carbons in Benzene: A DFT Study.

        P. C. NAM, M. T. NGUYEN and A. K. CHANDRA

        Journal of Physical Chemistry A,  110,  4509 – 4515 (2006).

413. Theoretical Study of the Substituent Effects on the S-H Bond Dissociation Energy and Ionization Energy

        of  3-Pyridinethiol: Prediction of Novel Antioxidant.

        P. C. NAM, M. T. NGUYEN and A. K. CHANDRA

        Journal of Physical Chemistry A,  110, 10904 - 10911  (2006).

414. Heats of Formation and Singlet-Triplet Separations of Hydroxymethylene and 1-Hydroxyethylidene.

        M. H. MATUS, M. T.  NGUYEN and  D. A. DIXON

        Journal of Physical Chemistry A,  110, 8864 – 8871 (2006). 

415.  Formation of Phosphaethyne Dimers: A Mechanistic Study.

        T. HÖLTZL, D. SZIEBERTH, M. T. NGUYEN and T. VESZPRÉMI

        Chemistry, A European Journal12,  8044 – 8055  (2006).

416.  General and Theoretical Aspects of Anilines.

        M. T. NGUYEN

        in “The Chemistry of Anilines”, Patai Series: The Chemistry of Functional Groups, Wiley, Chichester, UK.

        Volume Editor: Zvi Rappoport, Part I, Chapter 2, 92 pages  (2007).

417. Use of DFT-based Reactivity Descriptors for Rationalizing Radical Addition Reactions:

        Applicability and Difficulties.

        A. K. CHANDRA  and M. T. NGUYEN

        Faraday Discussion, 135,  191 – 201 (2007).

418. Theoretical  Prediction  of  the Heats  of  Formation  of  C2H5O  Radicals  Derived  from  Ethanol  and 

        of the Kinetics  of  β-C–C  Scission  in  the  Ethoxy  Radical.

        M. H. MATUS, M. T. NGUYEN  and  D. A. DIXON

        Journal of Physical Chemistry A,  111,  113 - 126 (2007).

419. Molecular Mechanism for H2 Release from BH3NH3, Including the Catalytic Role of  the Lewis

       Acid BH3.

       M. T. NGUYEN, V. S. NGUYEN, M. H. MATUS, G. GOPAKUMAR and D. A. DIXON

       Journal of  Physical Chemistry A, 111, 679 – 690  (2007).

420. Heats of Formation of Diphosphene, Phosphinophosphinidene, Diphosphine and their Methyl Derivatives,

       and Mechanism of the Borane-Assisted Hydrogen Release.

       M. H. MATUS, M. T. NGUYEN and D. A. DIXON

        Journal of  Physical Chemistry A,  111,  1726 – 1736 (2007).

421. On the Loss of a Methyl Radical from Metastable Dimethyl Terephthalate Molecular Ions

        R. FLAMMANG, N. DECHAMPS, M. BOULVIN, P. GERBAUX, P. C. NAM and M. T. NGUYEN

        International Journal of Mass Spectrometry261, 134  – 139 (2007).     

422. Mono-, Di-, Tri- and Tetraphosphatriafulvenes: Electronic Structure and Aromaticity

       T. HÖLTZL, M. T. NGUYEN and T. VESZPRÉMI

        Journal of Molecular Structure, Theochem, 811, 27 – 35 (2007).

        (Special Issue in “Computational Organic Chemistry”).

423. Molecular  Mechanism  of  Hydrogen  Release  Reactions:  Topological  Analysis  using  the Electron 

        Localization  Function.

        G. GOPAKUMAR, V. S. NGUYEN and M. T. NGUYEN

        Journal of Molecular Structure, Theochem811, 77 – 89  (2007).

        (Special Issue in “Computational Organic Chemistry”).

424. Interaction of Triatomic Germanium with Lithium Atoms: Electronic Structure and Stability of 

       Ge3Lin Clusters.

       G. GOPAKUMAR, P. LIEVENS and M. T. NGUYEN

        Journal of Physical Chemistry A, 111, 4355 – 4361 (2007).

425. The Exchange Coupling in Cr3On (n = 0 – 3)  Clusters.

        E. JANSSENS, X. J. HOU, S. NEUKERMANS, X. WANG, R. E. SILVERANS, P. LIEVENS and

        M. T. NGUYEN

        Journal of Physical Chemistry A, 111, 4150 – 4157  (2007).

426. Ammonia  Triborane:  Theoretical  Study  of  the  Mechanism of  Hydrogen  Release.  

        V. S. NGUYEN, M. H. MATUS, M. T. NGUYEN and D. A. DIXON

        Journal of  Physical Chemistry C, 111,  9603 – 9613  (2007).

427. Experimental Observation and Computational Identification of  Sc@Cu16+, a Stable Dopant-

        Encapsulated Copper Cage.

        N. VELDEMAN, T. HÖLTZL, S. NEUKERMANS, T. VESZPRÉMI, M. T. NGUYEN

        and P. LIEVENS

        Physical Review A,  76,  011201  (Rapid Communication, 4 pages) (2007).

428. OCCO·+, NNCO·+ and NNNN·+ Radical Cations.

        R. FLAMMANG, R. SRINIVAS, M. T. NGUYEN and P. GERBAUX

        European Journal of Mass Spectrometry, 13, 173 - 175 (2007).

429. Ion-Molecule Reactions Involving Methyl Isocyanide and Methyl Cyanide.

        N. NOEMIE, R. FLAMMANG, M. BOULVIN, L. LAMOTE, P. GERBAUX, V. T. NGAN and

        M. T. NGUYEN

        European Journal of Mass Spectrometry13, 385 – 395  (2007). 

430. Quantum Chemical and Statistical Rate Investigation of the CF2(a3B1) + NO(X2P) Reaction: A Fast

        Chemical Quenching Process.

        T. L. NGUYEN, S. A. CARL, M. T. NGUYEN and J. PEETERS

        Journal of Physical Chemistry A, 111, 6628 – 6636  (2007).

431. Computational Study of the Release of H2 from Ammonia Borane Dimer (BH3NH3)2 and Its Ion

        Pair Isomers.

        V. S. NGUYEN, M. H. MATUS, D. J. GRANT, M. T. NGUYEN and D. A. DIXON

        Journal of  Physical Chemistry A, 111,  8844 –  8856  (2007).

432. Heats of Formation of Boron Hydride Anions and Dianions and Their Ammonium Salts

        [BnHmy-][NH4+]y  with y = 1 – 2.

        M. T. NGUYEN, M. H. MATUS and D. A. DIXON

        Inorganic Chemistry,  46,  7561 – 7570  (2007).

433. Effets of Fluorine Substitution on the Molecular Properties of Dimethyl Ethers. A Theoretical

        Investigation.

        P. C. NAM, M. T. NGUYEN, Th. ZEEGERS-HUYSKENS

        Journal of Molecular Structure, Theochem, 821, 71 - 81 (2007).

434. Heats of Formation of the Criegee Formaldehyde Oxide and Dioxirane.

        M. T. NGUYEN, T. L. NGUYEN, V. T. NGAN and H. M. T. NGUYEN

        Chemical Physics Letters, 448, 183 –  188 (2007).

435. The Triplet State of Indigo: Electronic Structure Calculations.

        V. T. NGAN, G. GOPAKUMAR, T. T. HUE and M. T. NGUYEN

        Chemical Physics Letters, 449, 11 - 17 (2007).

436. Chromium-doped Germanium Clusters CrGen (n = 1-5): Geometry, Electronic Structure and

       Topology of Chemical Bonding

        X. J. HOU, G. GOPAKUMAR, P. LIEVENS and M. T. NGUYEN

        Journal of  Physical Chemistry A, 111, 13544 – 13553 (2007).

437. The Boron Buckyball has an Unexpected Th Symmetry. 

       G. GOPAKUMAR, M. T. NGUYEN and  A. CEULEMANS

       Chemical Physics Letters, 450, 175 – 177  (2008).

438. Energetics and Mechanism of Decomposition of Trifluoromethanol.

       M. T. NGUYEN, M. H. MATUS, V. T. NGAN, R. HAIGES, K. O. CHRISTE and D. A. DIXON

       Journal of Physical Chemistry A, 112, 1218 - 1231 (2008).

439. Heats of Formation of Triplet Ethylene, Ethylidene and Acetylene.

        M. T. NGUYEN, M. H. MATUS, W. A. LESTER Jr. and D. A. DIXON

        Journal of Physical Chemistry A, 112, 2082 – 2087  (2008).

440. Theoretical  Study  of  the  Hydrogen  Release  from  Ammonia Alane  and  the  Catalytic Effect  of  Alane.

        V. S. NGUYEN, M. H. MATUS, V. T. NGAN, M. T. NGUYEN and D. A. DIXON

        Journal of Physical Chemistry C, 112, 5662 – 5671  (2008).

441. Isomeric Recognition by Associative Ion/Molecule Reactions: The Phenol-Cyclohexadienone Case.

       L. TRUPIA, N. DECHAMPS, R. FLAMMANG, G. BOUCHOUX, M. T. NGUYEN, P. GERBAUX

        Journal of American Society of Mass Spectrometry, 19, 126 - 137 (2008).

442. Ion-Molecule Reactions Involving Ionized Toluene or Ionized Methyl Benzoate and Neutral

        Methyl Isocyanide.

        N. NOEMIE, R. FLAMMANG, M. BOULVIN, L. LAMOTE, P. GERBAUX, P. C. NAM and

        M. T. NGUYEN

        International Journal of Mass Spectrometry, 270, 101 – 110 (2008).

443. Tuning the Geometrical Structure by Doping the Silicon Clusters.

        P. GRUENE, A. FIELICKE, G. MEIJER, E. JANSSENS, V. T. NGAN, M. T. NGUYEN

        and P. LIEVENS

        ChemPhysChem, 9, 811 – 816  (2008).

444. The Cu7Sc Cluster is a Stable σ-Aromatic Seven-Membered Ring.

        T. HÖLTZL, E. JANSSENS, N. VELDEMAN, T. VESZPRÉMI, P. LIEVENS and M. T. NGUYEN

        ChemPhysChem, 9,  833 – 838 (2008).

445. The Cyclohexadienylidenemethanone Radical Cation Is a More Stable Distonic Isomer of Ionized

        Benzaldehyde.

        R. FLAMMANG, N. DECHAMPS, P. GERBAUX, P. C. NAM and M. T. NGUYEN

        Chemical Physics Letters,  456,  141 - 145  (2008).

446. Thermochemical Parameters of CHFO  and  CF2O.

        M. H. MATUS, M. T. NGUYEN, D. A. DIXON  and  K. O. CHRISTE

        Journal of Physical Chemistry A,  112,  4973 – 4981 (2008).

447. A Unified Perspective on the Hydrogen Atom Transfer and Proton-Coupled Electron Transfer Mechanisms

        in Terms of Topographic Features of the Ground and Excited Potential Energy Surfaces as Exemplified by

        the Reaction Between Phenols and Radicals.

        O. TISHCHENKO, D. G. TRUHLAR, A. CEULEMANS and M. T. NGUYEN

        Journal of the American Chemical Society, 130, 7000 – 7010  (2008).

448. Gas Phase Nitrosation of Ethylene and Related Events at the C2H4NO+  Landscape.

        P. GERBAUX, N. DECHAMPS, R. FLAMMANG, P. C. NAM, M. T. NGUYEN, F. DJAZI,

        F. BERRUYER and G. BOUCHOUX

        Journal of Physical Chemistry A, 112, 5418 – 5428 (2008).

449. Crystal Structure and ab initio Calculations of a Cyano-carbamimidic Acid Ethyl Ester.

       K. VAN HECKE, V. T. NGAN, P. NOCKEMANN, B. THIJS, M. T. NGUYEN, K. BINNEMANS

       and L. VAN MEERVELT

        Journal of Molecular Structure, 885,  97 – 103 (2008).

450. Unimolecular Chemistry of Metastable Dimethyl Isophthalate Radical Cations.

        R. FLAMMANG, N. NOEMIE,  P. GERBAUX, P. C. NAM and M. T. NGUYEN

        International Journal of Mass Spectrometry, 275, 110 – 116 (2008).

451. Theoretical Study of the Interaction Between HNZ ( Z = O, S) and H2XNH2 (X = B, Al). Conventional

        and Dihydrogen Bonds.

        N. T. TRUNG, T. T. HUE, M. T. NGUYEN and Th. ZEEGERS-HUYSKENS

        Physical Chemistry Chemical Physics, 10,  5105 – 5113  (2008).

452. Chemical Bonding in the Boron Buckyball.

        A. CEULEMANS, J. TSHISHIMBI MUYA, G. GOPAKUMAR and M. T. NGUYEN

        Chemical Physics Letters, 461, 226 – 228 (2008).

453. ClClO2 Is the Most Stable Isomer of Cl2O2­.. Accurate Coupled Cluster Energetics and Electronic Spectra

       of Cl2O2  Isomers.

       M. H. MATUS, M. T. NGUYEN, D. A. DIXON, K. A. PETERSON and  J. S. FRANCISCO

       Journal of Physical Chemistry A , 112, 9623 – 9627 (2008).

454. Reactions  of  Diborane  with  Ammonia  and  Ammonia  Borane: Catalytic  Effects  in  Multiple 

        Pathways for  Hydrogen  Release

        V. S. NGUYEN, M. H. MATUS, M. T. NGUYEN and D. A. DIXON

        Journal of Physical Chemistry C, 112, 9946 – 9954 (2008).

455. Mechanism of the Hydration of Carbon Dioxide: Direct Participation of H2O versus Microsolvation.

         M. T. NGUYEN, M. H. MATUS, V. E. JACKSON, V. T. NGAN, J. R. RUSTAD and D. A. DIXON

         Journal of Physical Chemistry A, 112, 10386 – 10398 (2008).

456. Carboxyl-functionalized task-specific ionic liquids for solubilizing metal oxides.

        P. NOCKEMANN, B. THIJS, T. PARAC-VOGT, K. VAN HECKE, L. VAN MEERVELT,

        I. HARTENBACH, T. SCHLEID, V. T. NGAN, M. T. NGUYEN and  K. BINNEMANS

        Inorganic Chemistry, 47, 9987 – 9999 (2008).

457. Electronic  Structure  of  Germanium  Monohydrides  GenH, n = 1-3.

         G. GOPAKUMAR, V. T. NGAN, P. LIEVENS and M. T. NGUYEN

        Journal of Physical Chemistry A, 112, 12187 – 12195 (2008).

458. Fluctionality and s-Aromaticity of Small Yttrium Doped Gold Clusters.

         L. LIN, T. HÖLTZL, P. GRUENE, P. CLAES, G. MEIJER, A. FIELICKE,  P. LIEVENS

         and M. T. NGUYEN

         ChemPhysChem, 9,  2471 – 2474 (2008).

459. Internal Energy Effects on the Ion / Molecule Reactions of Ionized Methyl Isocyanides.

        R. FLAMMANG, J. DE WINTER,, P. GERBAUX, V. S. NGUYEN and M. T. NGUYEN

        European Journal of Mass Spectrometry, 14, 299 – 309 (2008).

460. Growing Mechanisms and Chemical Bonding in Scandium-Doped Copper Clusters: A Combined

       Experimental and Theoretical Study.

       T. HÖLTZL, N. VELDEMAN, J. De HAECK, T. VESZPREMI, P. LIEVENS and M. T. NGUYEN

       Chemistry, a European Journal, 15, 3970 – 3982 (2009).

461. Cu6Sc+ and Cu5Sc:  Stable, High Symmetry and Aromatic Scandium-doped Coinage Metal Clusters.

       T. HÖLTZL, N. VELDEMAN, T. VESZPREMI, P. LIEVENS and M. T. NGUYEN

       Chemical Physics Letters, 469, 304 – 307  (2009).

462. Interaction  of  CHX3 (X = F, Cl, Br)  with  HNO  Induces  Remarkable Blue  Shifts  of  Both  C-H  and

        N-H  Bonds

        N. T. TRUNG, T. T. HUE and M. T. NGUYEN

        Physical Chemistry Chemical Physics, 11, 926 – 933 (2009).

463. Remarkable Blue Shifts of C-H and N-H Stretching Frequencies in the Interaction of Monosubstituted

       Formaldehyde and Thioformaldehyde with Nitrosyl Hydride

       N. T. TRUNG, T. T. HUE and M. T. NGUYEN

        Journal of Physical Chemistry A, 113, 3245 – 3253 (2009).

464. Fukui Function and Local Softness as Reactivity Descriptors.

        A. K. CHANDRA and M. T. NGUYEN

       In “Chemical Reactivity Theory: A Density Functional View”, Editor: P. K. Chattaraj, CRC Press,

       Boca Raton, Florida, U.S.A., Chapter 12, 163 – 178 (2009).

465. Thermochemistry  and  Electronic  Structure  of  Small  Boron  and Boron Oxides Clusters and Their

       Anions.

       M. T. NGUYEN, M. H. MATUS, V. T. NGAN, D. J. GRANT and D. A. DIXON

       Journal of Physical Chemistry A, 113,  4895 – 4909 (2009).

466. Calculations Suggest Facile Hydrogen Release From Water Using Boranes and Alanes as Catalysts

       S. SWINNEN, V. S. NGUYEN, S. SAKAI and M. T. NGUYEN

       Chemical Physics Letters, 472, 175 – 180 (2009).

467. Electronic Structure of the Mixed Aluminum and Sodium Cluster Al2Na.

       L. LIN, Y. KITA, T. UDAGAWA, S. SAKAI and M. T. NGUYEN

       Chemical Physics Letters,  476, 236 – 239  (2009).

468. Lithium-Doped Germanium Nanowire? Experimental and Theoretical Indication.

       G. GOPAKUMAR,  X. WANG,  L. LIN,  J. DE HAECK, P. LIEVENS and M. T. NGUYEN

       Journal of Physical Chemistry C,  113, 10858 – 10867 (2009).

469. Experimental Detection and Theoretical Characterization of Germanium-doped Lithium Clusters

       LinGe (n = 1 – 7).          

       V. T. NGAN, J. DE HAECK, L. H. THUY, G. GOPAKUMAR, P. LIEVENS and M. T. NGUYEN

       Journal of Physical Chemistry A, 113, 9080 - 9091 (2009).

470. The Effect of the NH2 Substituent on NH3: Hydrazine as an Alternative for Ammonia in

Hydrogen Release  in the Presence of Boranes and Alane

        V. S. NGUYEN, S. SWINNEN, M. H. MATUS, M. T. NGUYEN and D. A. DIXON

        Physical Chemistry Chemical Physics, 11, 6339 -6344 (2009).

471. Hydrolysis of Aspartic Acid Phosphoramidate Nucleotides:  A Comparative Quantum

        Chemical Study.

S. MICHIELSSENS, N. T. TRUNG, M. FROEYEN, P. HERDEWIJN, M. T. NGUYEN

and A. CEULEMANS

Physical Chemistry Chemical Physics, 11, 7274 - 7285 (2009).

472. Fundamental Thermochemical Properties of Ammonia Borane and Dehydrogenated Derivatives

       (BNHn, n = 0-6)

       M. H. MATUS, D. J. GRANT, M. T. NGUYEN and D. A. DIXON

       Journal of Physical Chemistry C, 113, 16553 - 16560 (2009).

473. Resonance Structures of N-Heterocyclic Carbenes.

       T. HÖLTZL, V. T. NGAN, M. T. NGUYEN and T. VESZPRÉMI,

       Chemical Physics Letters, 481,  54 – 57 (2009).

474. Computational Study of Molecular Complexes Based on Ammonia Alane for Chemical Hydrogen

       Storage.

       V. S. NGUYEN, S. SWINNEN, M. T. NGUYEN and D. A. DIXON

       Journal of Physical Chemistry C, 113, 18914 – 18926 (2009).

475. Production of Hydrogen from Reactions of Methane with Boranes.

       S. SWINNEN, V. S. NGUYEN, S. SAKAI and M. T. NGUYEN

       Physical Chemistry Chemical Physics, 11, 9703 –  9709  (2009).

476. Origin of the Unusual Stability of B12 and B13+  Clusters.

       B. KIRAN, G. GOPAKUMAR, M. T. NGUYEN, A. K. KANDALAM and P. JENA

       Inorganic Chemistry, in press (2009).

477. In Search of  Aromatic Seven-membered Rings.

       L. LIN,  P. LIEVENS and M. T. NGUYEN

        Journal of Molecular Structure, Theochem, in press (2009). 

       Invited Paper for the Special Issue on "Conceptual Insights from Density Functional Theory".

478. Quantum Chemistry Study of Symmetric Methyne Substitution Patterns in the Boron Buckyball       

        J. T. MUYA, M. T. NGUYEN and A. CEULEMANS

        Chemical Physics Letters, in press (2009).

479. Study of the Adsorption Step in the Oxidative Dehydrogenation of Propane on V2O5(001) Using

        Calculations of Electronic Density of States

        N. N. HA, T. T. HUE and M. T. NGUYEN

        Interdisciplinary Sciences: Computational Sciences, in press (2009).

480. Density Functional Theory Study of the Oxidative Dehydrogenation of Propane on the (001) Surface

        of  V2O5.

        N. N. HA, T. T. HUE, M. T. NGUYEN and M. C. LE

        International Journal of Quantum Chemistry, in press (2009).

481. Structure and electron delocalization of the boron oxide cluster B3(BO)3 and its anion and dianion

        T. B. TAI and M. T. NGUYEN

        Chemical Physics Letters, in press (2009).

482. Comment on “Tuning Magnetic Moments by 3d Transition-Metal-Doped Au6 Clusters”

        T. HÖLTZL, P. LIEVENS, T. VESZPREMI  and M. T. NGUYEN

         Journal of Physical Chemistry C, accepted (2009).

483. Thermochemical  Parameters  of  Caffeine, Theophylline  and  Xanthine

        N. T. CUONG, T. B. TAI, V. T. T. HA and M. T. NGUYEN

        Journal of Chemical Thermodynamics, accepted (2009).

484. Mercury Dications: Linear Form is More Stable than Aromatic Ring

        T. VESZPRÉMI, T. HÖLTZL and M. T. NGUYEN

        Physical Chemistry Chemical Physics, accepted (2009).

485. Thermochemistry and Electronic Structure of Small Boron Clusters Bn (n = 5-13) and Their Anions.

        T. B. TAI, D. J. GRANT, M. T. NGUYEN and D. A. DIXON

        Journal of Physical Chemistry A, accepted (2009).

486. Formation of Phosphaalkyne Trimers: A Mechanistic Study

        T. HÖLTZL, M. T. NGUYEN and T. VESZPREMI

        Organometallics, accepted  (2009).

487. Phenomenological Shell Model and Aromaticity in Metal Clusters       

       T. HÖLTZL, T. VESZPRÉMI, P. LIEVENS and M. T. NGUYEN

       Invited book chapter in “Aromaticity of Metal Clusters”, Editor: P. K. Chattaraj, CRC Press,

        Boca Raton, Florida, USA, in press (appeared in April 2010).

488. Endohedrally Doped Silicon Clusters.

        N. VELDEMAN, P. GRUENE, A. FIELICKE, P. CLAES, V. T. NGAN, M. T. NGUYEN

        and P. LIEVENS

        Invited book chapter in “Handbook of Nanophysics” (seven volume set),  edited by Klaus D. Sattler,

        CRC Press, Boca Raton, Florida, USA, in press (appeared in May 2010)

Manuscripts  Submitted  for  Publication

489. Potential Hydrogen Storage of Lithium Amidoboranes and Derivatives

       S. SWINNEN, V. S. NGUYEN and M. T. NGUYEN

       International Journal of Hydrogen Energy, submitted (September 2009).

490. Thermochemistry and Electronic Structure of Boron Oxide Clusters BnOm (n = 5-10, m = 1-2) and

       Their Anions.

       T. B. TAI, M. T. NGUYEN and D. A. DIXON

       Journal of Physical Chemistry A, submitted (September 2009).

491. Far Infrared Spectra of the Ytrium-Doped Gold Clusters AunY, n = 1-9

        L. LIN, P. CLAES, P. GRUENE, G. MEIJER, A. FIELECKE, M. T. NGUYEN and P. LIEVENS

      ChemPhysChem submitted (October 2009).

492. Thermochemistry and Bonding of Lithium Doped Boron Clusters BnLi (n = 1-8 ) and Their Anions.

        T. B. TAI  and M. T. NGUYEN

        Physical Chemistry Chemical Physics, submitted (October 2009).

493. Tuning the Position of Unpaired Electrons and Doublet-Quartet Gap of the

       1,3,5-Trimethylenebenzene Triradical by Nitrogen and Phosphorus Substitution

       T. HÖLTZL,  T. VESZPRÉMI and M. T. NGUYEN

       Chemical Physics Letters, submitted (October 2009).

494. Metastable Dimethyl Phthalate Molecular Ions: Does the Loss of a Methoxyl Radical Proceed With

        Or Without Anchimeric Assistance?.

       R. FLAMMANG, J. De WINTER, P. GERBAUX, V. S. NGUYEN and M. T. NGUYEN

       International Journal of Mass Spectrometry, submitted (October 2009).

495. Contrasting Effects of Cu and V on Structures of Exo-Hedral Transition Metal Doped Silicon Clusters:

        A Combined Far-Infrared Spectrometric and Computational Study

        V. T. NGAN, P. GRUNE, P. CLAES, E. JANSSENS, G. MEIJER, A. FIELICKE, M. T. NGUYEN and

        P. LIEVENS

        Chemistry, a European Journal, submitted (November 2009)

496. A Comparative study of n- and p-type Materials Based on Oligomers of Fluorinated Thiophenes and

        1H-Phospholes

        N. N. PHAM-TRAN and M. T. NGUYEN

        Comptes Rendus Chimie de l’Academie des Sciences, submitted (November 2009)

        Invited paper for the Special Issue on "Phosphorus Chemistry Today”

497. Theoretical Analysis of the Red and Blue Shift of N-H Stretching Frequencies in the Dimers

        (HNZ)2, Z = O, S.

      N. T. TRUNG and M. T. NGUYEN

        Canadian Journal of Chemistry, submitted (November 2009).

        Invited paper for a special issue in honor of Russel Boyd.

498. Electronic Structure, Stability and Thermochemical Properties of Lithium Clusters with Boron and Aluminum as Impurities (LinX, n = 1-12; X = B, Al) in both Cationic and Neutral States

        T. B. TAI, P. V. NHAT and M. T. NGUYEN

        Physical Chemistry Chemical Physics, submitted (November 2009).

Ph. D. Theses  Prepared  at the KULeuven

1. Inge DELVAUX (May 1993):

      Theoretische Beschouwingen bij de Stabiliteit en Reaktiviteit van Imine-Gesubstitueerde Heterodriringen.

2. Marie Rose HAJNAL (March 1994):

       Een ab initio Studie van Enkele Isocyanaten en hun Reakties.

3. Hans VANSWEEVELT (November 1994):

       Een ab initio Moleculaire Orbitaal Studie van Heterocyclische Iminocyclopropaananalogen

4. Luc LANDUYT (September 1995):

       A Contribution to ab initio Molecular Orbital Study of Low-Coordinated Phosphorus Compounds.

5. Annik VAN KEER (February 1996):

       An ab initio Molecular Orbital Study of Small Low-Coordinated Organic Phosphorus Compunds.

6. Greet RASPOET (May 1998):     

       Simulating  Solvent Effects in Organic Reactions.

7. Steven CREVE  (December 1998):

       Density Functional Theory: a Useful Tool  for Studying Phosphorus Chemistry.

8. Balazs HAJGATO (January 2001, Promoter: Tamas Veszpremi, University of Technology,

       Budapest,  Hungary; presented in Budapest):

       Theoretical Study of Silicon-Containing Compounds

9. Loc Thanh NGUYEN (October 2002, (co)promoter: P. Geerlings, Vrije Universiteit Brussel, Belgium;

         presented at the VUBrussel)

        A Density Functional Theory Study on Structure and Mechanism of Some Isomerization

        and Cycloaddition Reactions

10. David  DELAERE (December 2002):

        Computational Quantum Chemical Study of the Structure – Property Relationships in

        Phosphole-Containing Π-Conjugated Molecules. 

11. Oksana TISHCHENKO (September 2004):

        On the Nature and Origins of the Reaction Barriers in Atom-Transfer Reactions: Insights from

        First Principles Calculations.

12. Hue Minh Thi NGUYEN (January 2005; Co-promoter: J. Peeters, KULeuven):

       Theoretical Study of Reaction Mechanisms of the Ethynyl Radical.

13. Nguyen-Nguyen PHAM-TRAN (November 2005):

        Theoretical Study of Some Compounds Containing Carbon – Phosphorus Bonds.

14. Pham Cam NAM (November 2006):

        Computational Study of Thermochemical Parameters and Gas Phase Reactivity of

        Benzene Derivatives.

15. G. GOPAKUMAR (May 2008):

        Computational Studies of Doped Germanium Nanoclusters.

16. Nguyen Tien TRUNG (October 2009; Co-promoter: Tran Thanh Hue, National University of Education,

         Hanoi, Vietnam; presented in Hanoi):

        A Theoretical Study of the Blue-Shifted Hydrogen Bond Complexes.

17. Nguyen Ngoc HA (November 2009; Co-promoter: Tran Thanh Hue, National University of Education,

         Hanoi, Vietnam, presented in Hanoi):

        A Theoretical Study of the Oxidative Dehydrogenation of Propane on the (001) Surface of  V2O5.

18. Nguyen Vinh SON (November 2009):

        Computational Study of Materials for Chemical Hydrogen Storage.

   

 


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