Ralph E. Christoffersen

The development of quantum mechanical solvent effect models. Macroscopic electrostatic contributions

J. H. MCCREERY, Ralph E. Christoffersen, G. G. Hall · Journal of the American Chemical Society · 1976 · 115 citations

Molecular Sciences, Engineering, Chemical Analysis +13

Development of a flexible intra- and intermolecular empirical potential function for large molecular systems

Tetsuro Oie, Gerald M. Maggiora, Ralph E. Christoffersen et al. · International Journal of Quantum Chemistry · 1981 · 105 citations

Engineering, Molecular Biology, Computational Chemistry +16

Stereoelectronic properties of photosynthetic and related systems

James D. Petke, Gerald M. Maggiora, Lester L. Shipman et al. · Journal of Molecular Spectroscopy · 1978 · 104 citations

Plant Physiology, Engineering, Photorespiration +8

STEREOELECTRONIC PROPERTIES OF PHOTOSYNTHETIC AND RELATED SYSTEMS — V. <i>AB INITIO</i> CONFIGURATION INTERACTION CALCULATIONS ON THE GROUND AND LOWER EXCITED SINGLET AND TRIPLET STATES OF ETHYL CHLOROPHYLLIDE <i>a</i> AND ETHYL PHEOPHORBIDE <i>a</i>

James D. Petke, Gerald M. Maggiora, Lester L. Shipman et al. · Photochemistry and Photobiology · 1979 · 98 citations

Photobiology, Excitation Energy Transfer, Organic Chemistry +19

Configuration-Interaction Study of the Ground State of the H3+ Molecule

Ralph E. Christoffersen · The Journal of Chemical Physics · 1964 · 97 citations

Total Energy, Engineering, Computational Chemistry +17