V-N vertical transition of planar ethylene Renato ColleFederico MoscardoOriano Salvetti Original Investigations Pages: 1 - 7
The convergence of the Rayleigh-Ritz Method in quantum chemistry Bruno KlahnWerner A. Bingel Original Investigations Pages: 9 - 26
The convergence of the Rayleigh-Ritz Method in quantum chemistry Bruno KlahnWerner A. Bingel Original Investigations Pages: 27 - 43
Generalized brillouin theorem multiconfiguration method for excited states T. C. ChangW. H. E. Schwarz Original Investigations Pages: 45 - 59
Accuracy and limitations of the pseudopotential method Tse -Chiang ChangPeter HabitzW. H. Eugen Schwarz Original Investigations Pages: 61 - 76
Study of the hydrogen bond and of the proton transfer between two H2S molecules Krzysztof Pecul Original Investigations Pages: 77 - 83
The electronic structure of molecules by a many-body approach Wolfgang von NiessenLorenz S. CederbaumWolfgang P. Kraemer Original Investigations Pages: 85 - 93
Die paramagnetische suszeptibilität eines nicht kugelsymmetrischen systems Hermann HartmannRegina SchuckJürgen Radtke Erratum Pages: 95 - 95