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On the Static Dielectric Constant and Plasmon Energy of TiS 2 and TiSe 2
Author(s) -
Oliveira L. E.
Publication year - 1988
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.2221470125
Subject(s) - dielectric , plasmon , constant (computer programming) , wavelength , materials science , condensed matter physics , surface plasmon , titanium , optoelectronics , physics , computer science , programming language , metallurgy
A simple extreme‐tight‐binding scheme is proposed to evaluate the long‐wavelength dielectric constant and main plasmon energy of the titanium dichalcogenide compounds TiS 2 and TiSe 2 .