Fontana, A. - In: Physica A: Statistical Mechanics and its Applications 191 (1992) 1, pp. 339-347
Low frequency Raman scattering experiments have been performed on borate glasses, phosphate glasses, and amorphous silica from liquid helium temperature to room temperature. We are able to separate the light scattering excess from the scattering due to acoustic modes in a quantitative way. We...