Original scientific paper
Collective motion in a coupled electron-hole-phonon system
V. Šips
; Prirodoslovno-matematički fakultet, P. 0. B. 162, 41001 Zagreb and "R. Bošković" Institute, P. 0. B. 1016, 41001 Zagreb, Yugoslavia
Abstract
A dispersion relation for a collisionless electron-hole plasma coupled to longitudinal phonons is derived in the framework of the second-order RPA. Assuming that both electron and hole gases are degenerate, long-wavelength frequencies of optical and acoustic modes are calculated.
Keywords
Hrčak ID:
328276
URI
Publication date:
1.12.1982.
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