English Intern
    Prof. Dr. B. Engels

    59.       A.R.S. Valentim, B. Engels, S. D. Peyerimhoff, A. Tellenbach, S. Strojek, M. Jansen
    Study of the geometrical structure and the vibrational spectra of  P4O8, P4O6S2 and P4O6Se2
    Z. für allg. und anorg. Chemie, 1998, 624, 642-649.

    60.       B. Engels, Ch. Lennartz, M. Hanrath, M. Schmittel, M. Strittmatter
    A theoretical and experimental study on the regioselectivity of biradical cyclizations in enyne-allenes: Influence of substituents on the switch from the Myers-Saito to the novel C2 - C6 cyclization
    Angewandte Chemie, 1998, 110, 2067-2070.; Angew. Chem. Int. Ed., 1998, 37, 1960-1963.

    61.       A.R.S. Valentim, B. Engels, S. D. Peyerimhoff, J. Clade, M. Jansen
    Study of the vibrational spectra of P4On : n=6 - 10
    J. Phys.
    Chem. A, 1998, 102, 3690-3696.

    62.       M. Schmittel, J.-P. Steffen, M. A. W. Angel, B. Engels, Ch. Lennartz, M. Hanrath
    Two novel thermal biradical cyclisatons of synthetic importance in enyne-Ketenimines: Theory and experiment and synthetic potential.
    Angewandte Chemie, 1998, 110, 1633-1635.; Angew. Chem. Int. Ed., 1998, 37, 1562-1564.

    63.       B. Engels, M. Hanrath
    A theoretical comparison of two competing biradical cyclizations in Enyne-Allenes: The Myers-Saito and the Novel C2 - C6 cyclization
    J. Am. Chem. Soc., 1998, 120, 6356-6361.

    64.       M. Peric, B. Ostojic, B. Engels
    Ab initio study of the electronic spectrum of  C2H2+: Investigation of structure of spectra involving low-lying doublet electronic states
    J. Chem.
    Phys., 1998, 109, 3086-3095.

    65.       M. Schmittel, J.-P. Steffen, B. Engels, Ch. Lennartz, M. Hanrath
    Two novel thermal biradical cyclisatons in theory and experiment. New synthetic routes to 6 H-indolo[2,3- b]quinolines and 2-aminoquinolines from enyne-carbodiimides
    Angewandte Chemie, 1998, 110, 2531-2533.; Angew. Chem. Int. Ed., 1998, 37, 2371-2373.

    66.       N. Salhi-Benachenhou, B. Engels, M.-B. Huang, S. Lunell
    Theoretical study of the ethylene radical cation: geometry and hyperfine structure
    Chem. Phys., 1998, 236, 53-62.

    67.       T. Sommerfeld, U.V. Riss, H.-D. Meyer, L.S. Cederbaum, B. Engels, H.U. Suter
    Temporary Anions - Calculation of Energy and Lifetime by Absorbing Potentials: The N2- 2Pg Resonance
    J. Phys. B: At. Mol. Opt. Phys.
    , 1998, 31, 4107-4122.

    68.       M. Peric, B. Engels, M. Hanrath
    Ab initio study of the electronic spectrum of C2H2+: I. Vertical spectrum and angular potential curves
    Chem. Phys., 1998, 238, 33-46.

    69.       M. Peric, B. Engels
    Ab initio study of the electronic spectrum of C2H2+: II. Stretching potential energy surfaces for low-lying doublet electronic states
    Chem. Phys., 1998, 238, 47-58.

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    Professur für Theoretische Chemie am Institut für Physikalische und Theoretische Chemie
    Emil-Fischer-Straße 42
    Campus Hubland Nord
    97074 Würzburg

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