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Band Structure of LaSrGaO 4 and LaSrAlO 4 Compounds
Author(s) -
Jezierski A.
Publication year - 1998
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/(sici)1521-3951(199805)207:1<183::aid-pssb183>3.0.co;2-q
Subject(s) - electron , condensed matter physics , electronic band structure , spin–orbit interaction , valence band , valence electron , valence (chemistry) , physics , band gap , chemistry , quantum mechanics
The band structures of the ordered LaSrGaO 4 (LSG) and LaSrAlO 4 (LSA) compounds are calculated by the TB LMTO‐ASA method. The spin–orbit interaction was included in the valence electrons. We observe gaps (0.17 Ry for LSA and 0.15 Ry for LSG) at the Γ point for both systems.