LOCAL-DENSITY-FUNCTIONAL TOTAL ENERGY GRADIENTS IN THE LINEAR COMBINATION OF GAUSSIAN-TYPE ORBITALS METHOD

被引:47
作者
DUNLAP, BI
ANDZELM, J
MINTMIRE, JW
机构
[1] OHIO STATE UNIV, DEPT PHYS, COLUMBUS, OH 43210 USA
[2] CRAY RES INC, EAGAN, MN 55121 USA
来源
PHYSICAL REVIEW A | 1990年 / 42卷 / 11期
关键词
D O I
10.1103/PhysRevA.42.6354
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Gradients of the total energy with respect to nuclear coordinates within the linear combination of Gaussian-type orbitals approach to local-density-functional theory are discussed. We explicitly include the effects of the fitting procedures for both the direct Coulomb and the exchange-correlation energies in the evaluation of the energy-gradient expression. © 1990 The American Physical Society.
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页码:6354 / 6359
页数:6
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