R. Golovchak, S. Kozyukhin, A. Kozdras, O. Shpotyuk, and V. Novotortsev.
Inorganic Materials, vol. 46, No. 8, 2010, p. 911–913.
Physical aging effects are shown to be typical of chalcogenide glasses with an under or overconstrained network and to influence their physicochemical properties. The natural physical aging of glasses can be accelerated by gamma irradiation or exposure to light.