Effective operator method as a model of multiply charged ions.

Autor: Kychkin, Innokentiy S., Sivtsev, Vasiliy I., Grigor'ev, Yuri M., Popov, Sergey V., Sharin, Egor P.
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Zdroj: AIP Conference Proceedings; 2020, Vol. 2328 Issue 1, p1-4, 4p
Abstrakt: The article suggests replacing the relativistic Hamiltonian of a many-electron atom (ion) with an effective operator. The matrix element of the latter with respect to the nonrelativistic wave functions in the LS-representation is equal to the matrix element of the relativistic Hamiltonian in the j-representation. The effective operator is expressed in terms of the unit tensor operators in the LS -representation. The expansion coefficients of the effective operator are expressed in terms of 3n j-coefficients and one-electron and two-electron matrix elements of the relativistic Hamiltonian. [ABSTRACT FROM AUTHOR]
Databáze: Complementary Index