Change of the selection rules of tellurium photoluminescence at low temperatures
Anzin V.B., Kosichkin Yu.V., Nadezhdinskii A.I.
A change was observed in the selection rules for the photoluminescence of tellurium when the temperature was lowered from 300 to 4°K. At the same time, a new photoluminescence peak was observed at energies lower than the width of the forbidden band.