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Dielectric function for alkali halide crystals
Author(s) -
Lipari N. O.
Publication year - 1971
Publication title -
physica status solidi (b)
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.51
H-Index - 109
eISSN - 1521-3951
pISSN - 0370-1972
DOI - 10.1002/pssb.2220450112
Subject(s) - halide , alkali metal , coulomb , dielectric , function (biology) , chemistry , dielectric function , bromine , inorganic chemistry , materials science , physics , quantum mechanics , optoelectronics , organic chemistry , electron , evolutionary biology , biology
The wave‐vector dependent dielectric function for LiCl, LiBr, LiI, NaCl, NaBr, Nal, KCl, KBr, and KI is calculated using a model originally proposed by Fry. An approximate analytical expression for the screened Coulomb potential is also given.