Manifestation of temperature instability of $\mathrm{PbTe}\langle \mathrm{In},\mathrm{Ga}\rangle$ system related to local instability of lead telluride lattice in optical spectra

A. I. Belogorokhov

JSC "Giredmet" SRC RF, the Federal State Research and Design Institute of Rare Metal Industry

Received: 04.02.1991
Revised: 07.05.1991

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