The origin of the redshift in Brillouin spectra of silica films containing tin nanoparticlesA. Li Bassi, C. E. Bottani, B. K. Tanner, A. Stella, P. Tognini, P. Cheyssac and R. KofmanEur. Phys. J. B, 18 1 (2000) 31-38DOI: https://doi.org/10.1007/s100510070074