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Herbert W. Kollmar

Observed names: H. KOLLMAR, H. Kollmar, HERBERT KOLLMAR, Herbert Kollmar, Herbert W. Kollmar, Herbert. Kollmar, Kollmar, H.
OpenAlex ID: A5083394002
Energy partitioning with the CNDO method
1970 · H. Fischer, H. Kollmar · Theoretical Chemistry Accounts · 272
Violation of Hund's rule by spin polarization in molecules
1978 · H. Kollmar, V. Staemmler · Theoretical Chemistry Accounts · 142
A theoretical study of the structure of cyclobutadiene
1977 · H. Kollmar, V. Staemmler · Journal of the American Chemical Society · 135
Direct calculation of resonance energies of conjugated hydrocarbons with ab initio MO methods
1979 · Herbert Kollmar · Journal of the American Chemical Society · 130
A reparametrization of the CNDO method I. Hydrocarbons
1969 · H. Fischer, H. Kollmar · Theoretical Chemistry Accounts · 107
Ground states of molecules. 58. The C4H4 potential surface
1981 · Herbert Kollmar, Francisco Carrion, et al. · Journal of the American Chemical Society · 90
Influence of substituents having lone pairs on the structure of cyclopropanes
1980 · Sueleyman Durmaz, Herbert Kollmar · Journal of the American Chemical Society · 58
An MO theoretical study on the stability of tetrahedrane
1980 · Herbert Kollmar · Journal of the American Chemical Society · 55
CNDO [complete neglect of differential overlap] calculations on isomeric cyclopentadienyl(1+) cations
1973 · Herbert. Kollmar, Harry O. Smith, et al. · Journal of the American Chemical Society · 49
Partitioning scheme for theab initio SCF energy
1978 · Herbert Kollmar · Theoretical Chemistry Accounts · 46
Insertion reaction of a nucleophilic carbene. A molecular orbital theoretical study
1978 · Herbert Kollmar · Journal of the American Chemical Society · 43
The stability of alkyl anions. A molecular orbital theoretical study
1978 · H. Kollmar · Journal of the American Chemical Society · 43
Orbital isomerism in biradical processes
1974 · Michael J. S. Dewar, Steven Kirschner, et al. · Journal of the American Chemical Society · 43
Orbital isomerism as a controlling factor in chemical reactivity
1974 · Michael J. S. Dewar, Steven Kirschner, et al. · Journal of the American Chemical Society · 37
The equilibrium geometry and electronic structure of the CH5 cation calculated with CNDO
1970 · H. Kollmar, H.O. Smith · Chemical Physics Letters · 37
On the structure of cyclobutadiene. Theoretical determination of its infrared spectrum
1978 · H. Kollmar, V. Staemmler · Journal of the American Chemical Society · 29
The electronic structure of carbonium ions
1971 · Herbert Kollmar, Harry O. Smith · Theoretical Chemistry Accounts · 27
MINDO/3 study of cyclobutadiene
1975 · Michael J. S. Dewar, Herbert W. Kollmar · Journal of the American Chemical Society · 24
Cryptochemiluminescence in the rearrangements of Dewar benzenes. Requirements for pericyclic reaction to be chemiluminescent
1974 · Michael J. S. Dewar, Steven Kirschner, et al. · Journal of the American Chemical Society · 24
ChemInform Abstract: DIRECT CALCULATION OF RESONANCE ENERGIES OF CONJUGATED HYDROCARBONS WITH AB INITIO MO METHODS
1979 · H. KOLLMAR · ChemInform · 21
Ab initio Calculations of the potential energy surface of the reaction of singlet methylene with the hydrogen molecule
1979 · Herbert Kollmar, Volker Staemmler · Theoretical Chemistry Accounts · 21
MINDO/3 study of nitrogen-14 nuclear quadrupole coupling constants
1975 · Michael J. S. Dewar, Herbert W. Kollmar, et al. · Journal of the American Chemical Society · 19
Zur Invarianz in der LCAO MO Theorie
1968 · Herbert Fischer, Herbert Kollmar · Theoretical Chemistry Accounts · 18
MO Calculations on the Insertion Reactions of Vinyl Cations
1972 · Herbert Kollmar, Harry O. Smith · Angewandte Chemie International Edition in English · 16
MO calculations on electrophilic reactions—II
1972 · H. Kollmar · Tetrahedron · 16
Works count: 65
Citation count: 1,629
H-index: 21
I10-index: 30
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