Nature of the delayed photoconductivity in PbTe(Ga)
Vasil'ev A. N. , Voloshok T. N. , Gaidukov Yu. P. , Danilova N. P.
The temperature dependence of the resistance and of the velocity and attenuation of ultrasound in PbTe and PbTe(Ga) was studied. The results are used along with an analysis of the effect of the Ga doping of the PbTe to propose a model for the delayed photoconductivity of this material.