Photoluminescence properties of silica-based mesoporous materials similar to those of nanoscale siliconYu. D. Glinka, A. S. Zyubin, A. M. Mebel, S. H. Lin, L. P. Hwang and Y. T. ChenEur. Phys. J. D, 16 1-3 (2001) 279-283DOI: https://doi.org/10.1007/s100530170110