Volume 100, Issue 2 pp. 131-141

Electric field integrals for Slater-type orbitals

J. Fernández Rico

J. Fernández Rico

Departamento de Química Física Aplicada, Facultad de Ciencias C-XIV, Universidad Autónoma de Madrid, 28049 Madrid, Spain

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R. López

Corresponding Author

R. López

Departamento de Química Física Aplicada, Facultad de Ciencias C-XIV, Universidad Autónoma de Madrid, 28049 Madrid, Spain

Departamento de Química Física Aplicada, Facultad de Ciencias C-XIV, Universidad Autónoma de Madrid, 28049 Madrid, SpainSearch for more papers by this author
G. Ramírez

G. Ramírez

Departamento de Química Física Aplicada, Facultad de Ciencias C-XIV, Universidad Autónoma de Madrid, 28049 Madrid, Spain

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I. Ema

I. Ema

Departamento de Química Física Aplicada, Facultad de Ciencias C-XIV, Universidad Autónoma de Madrid, 28049 Madrid, Spain

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First published: 21 July 2004
Citations: 3

Abstract

General algorithms for electric field integrals with Slater-type orbitals (STO) are reported, and the efficiency of the computational procedure based in these algorithms is analyzed. An accuracy of nine decimal places, at least, is estimated for the molecular electric field computed on any point. Timing was examined for calculations with STO basis sets ranging from 30 to 300 basis functions. Computational cost was moderate, even for the largest basis set. © 2004 Wiley Periodicals, Inc. Int J Quantum Chem, 2004

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