A solution to the density matrix equation

The authors derive a solution for the density matrix of an electron moving in a spatially periodic field. The solution corresponds to a mixed state of the system.

PACS: 03.65.−w
DOI: 10.1070/PU1990v033n12ABEH002668
URL: https://ufn.ru/en/articles/1990/12/e/
Citation: Vardanyan G A, Mkrtchyan G S "A solution to the density matrix equation" Sov. Phys. Usp. 33 (12) 1072–1072 (1990)

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RT Journal
T1 A solution to the density matrix equation
A1 Vardanyan,G.A.
A1 Mkrtchyan,G.S.
PB Physics-Uspekhi
PY 1990
FD 10 Dec, 1990
JF Physics-Uspekhi
JO Phys. Usp.
VO 33
IS 12
SP 1072-1072
DO 10.1070/PU1990v033n12ABEH002668
LK https://ufn.ru/en/articles/1990/12/e/

Оригинал: Варданян Г А, Мкртчян Г С «Об одном решении уравнения для матрицы плотности» УФН 160 (12) 187–188 (1990); DOI: 10.3367/UFNr.0160.199012h.0187