ANDRIESH, A. M.; ENAKI, N. A.; KOROLI, V. I.; CULEAC, I. P.; CIORNEA, V. I.
(National Institute of Optoelectronics, Romania, 2000)
We study the cooperative generation of phonon pulses in semiconductors by groups of inverted equidistant multilevel coupled excitations (electrons, excitons). Such equidistant systems take place in chalcogenide glasses ...