Phys. Rev. E 64, 056706 (2001) [4 pages]

Evaluation of atomic integrals for hybrid Gaussian type and plane-wave basis functions via the McMurchie-Davidson recursion formula

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Masanori Tachikawa1 * and Motoyuki Shiga2
1The Institute of Physical and Chemical Research (RIKEN), Hirosawa 2-1, Wako, Saitama 351-0198, Japan
2Center for Promotion of Computational Science and Engineering, Japan Atomic Energy Research Institute (JAERI), Tokai-mura, Naka-gun, Ibaraki 319-1195, Japan

Received 21 May 2001; published 26 October 2001

A convenient formalism is developed for the evaluation of atomic integrals composed of a hybrid Gaussian type function and plane-wave (GTF-PW) basis set, based upon the recursion scheme proposed by McMurchie and Davidson [L. E. McMurchie and E. R. Davidson, J. Comput. Phys. 26, 218 (1978)] which was originally for Gaussian type basis functions. We show that revisions of recursion relations in the original article are necessary in order to allow systematic production of overlap, kinetic energy, nuclear attraction, and electron repulsion integrals in compact forms. Involving easy calculation of complex incomplete gamma functions, the recursion relations enable the use of hybrid GTF-PW basis functions with arbitrarily large angular momentum. This basis function can be applied to the first-principle calculation for solids involving localized electron orbitals.


©2001 The American Physical Society

URL: http://link.aps.org/doi/10.1103/PhysRevE.64.056706
DOI: 10.1103/PhysRevE.64.056706
PACS: 02.70.-c, 31.15.-p

* Electronic address: m-tachi@postman.riken.go.jp
Electronic address: shiga@sagar.tokai.jaeri.go.jp

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