A. S. Davydov, A. F. Lubchenko, “Urbachis rule for localized excitations in crystals”, Dokl. Akad. Nauk SSSR, 1968, Volume 179, Number 6,Pages <nobr>1301

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Dokl. Akad. Nauk SSSR, 1968 Volume 179, Number 6, Pages 1301–1303 (Mi dan33809)

PHYSICS

Urbachis rule for localized excitations in crystals

A. S. Davydov, A. F. Lubchenko

Institute for Theoretical Physics, Academy of Sciences of the USSR

UDC: 545.342.2

Received: 16.01.1967