Werner Butscher

Applicability of the multi-reference double-excitation CI (MRD-CI) method to the calculation of electronic wavefunctions and comparison with related techniques

Robert J. Buenker, Sigrid D. Peyerimhoff, Werner Butscher · Molecular Physics · 1978 · 1K citations

Engineering, Nuclear Data, Computational Chemistry +18

Configuration interaction calculations for the N2 molecule and its three lowest dissociation limits

Werner Butscher, Shing-Kuo Shih, Robert J. Buenker et al. · Chemical Physics Letters · 1977 · 118 citations

Configuration Interaction Calculations, Engineering, Physics +10

Modification of Davidson's method for the calculation of eigenvalues and eigenvectors of large real-symmetric matrices: “root homing procedure”

Werner Butscher, W.E. Kammer · Journal of Computational Physics · 1976 · 86 citations

Numerical Analysis, Spectral Theory, Engineering +7

Theoretical study of the core-ionized and various core-excited and shake-up states of acetylene and ethylene by ab initio MRD-CI methods

Andreas Barth, Robert J. Buenker, Sigrid D. Peyerimhoff et al. · Chemical Physics · 1980 · 80 citations

Excited State Property, Localized Excited State, Theoretical Study +12

All-electron CI calculations for core-ionized, core-valence excited and shake-up states of N2

Werner Butscher, Robert J. Buenker, Sigrid D. Peyerimhoff · Chemical Physics Letters · 1977 · 72 citations

Excited State Property, Engineering, Physics +10