|
|||||
|
|
Constraint on the second functional derivative of the exchange-correlation energy |
|
| Authors: | D.P. Joubert |
| Affiliation: | 1. Centre for Theoretical Physics, School of Physics , University of the Witwatersrand , PO Wits 2050, Johannesburg , South Africa daniel.joubert2@wits.ac.za |
| Abstract: | |
| Keywords: | density functional exchange-correlation functional derivative local density approximation gradient and other approximations |