Use of Guseinov's one-center expansion formulae and Löwdin α radial function in calculation of two-center overlap integrals over Slater type orbitals with noninteger principal quantum numbers
Yazarlar (2)
Bahtiyar Mehmetoğlu
Tokat Gaziosmanpaşa Üniversitesi, Türkiye
Prof. Dr. Ebru ÇOPUROĞLU Tokat Gaziosmanpaşa Üniversitesi, Türkiye
Makale Türü Açık Erişim Özgün Makale (SCOPUS dergilerinde yayınlanan tam makale)
Dergi Adı Acta Physica Polonica A
Dergi ISSN 0587-4246 Wos Dergi Scopus Dergi
Makale Dili İngilizce Basım Tarihi 01-2011
Cilt / Sayı / Sayfa 119 / 3 / 332–335 DOI 10.12693/APhysPolA.119.332
Makale Linki https://bibliotekanauki.pl/articles/1505335.pdf
UAK Araştırma Alanları
Atom, Molekül ve Lazer Fiziği
Özet
An efficient calculation algorithm is presented for two-center overlap integrals over noninteger n* Slater type orbitals in molecular coordinate system based on the use of Guseinov's one-center expansion formulae and Löwdin α radial function. These integrals are expressed in terms of overlap integrals of integer n Slater type orbitals. The analytical formulae offer the advantage of direct and efficient calculation of the two-center overlap integrals over noninteger n* Slater type orbitals without the use of numerical methods. Several numerical results obtained are presented to demonstrate the improvements in convergence rates.
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