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The Critical Voltage Effect in Zone Axis Patterns. A Theoretical Study
Author(s) -
Gevers R.,
David M.,
Herremans W.
Publication year - 1980
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.2220980137
Subject(s) - degenerate energy levels , symmetry (geometry) , physics , voltage , perturbation (astronomy) , axis of symmetry , point reflection , bloch wave , condensed matter physics , classical mechanics , quantum electrodynamics , mathematical analysis , mathematics , geometry , quantum mechanics , mechanics
The critical voltage effect in zone axis patterns with four‐ or sixfold symmetry is investigated using symmetry considerations and analytical approximations for the Bloch waves, obtained from degenerate perturbation theory.