161 citations · 161 across the 2 of their papers we have counts for
2 papers
cond-mat.str-el2003★ 161 cited
Density Functional Application to Strongly Correlated Electron Systems
H. Eschrig, K. Koepernik, I. Chaplygin
The LSDA+U approach to density functional theory is carefully reanalyzed. Its possible link to single-particle Green's function theory is occasionally discussed. A simple and elega…
cond-mat1999
Direct exchange in the edge-sharing spin-1/2 compound MgVO_3
I. Chaplygin, R. Hayn, K. Koepernik
Bandstructure calculations with different spin arrangement for the spin-chain compound MgVO_3 have been performed, and paramagnetic as well as magnetic solutions with ferro- and an…