@article{paperid:1033539, author = {Nakhaei, Omolfajr and Shahtahmassebi, Nasser and Rezaee Roknabadi, Mahmood and M. M. Bagheri Mohagheghi}, title = {Synthesis, characterization and study of optical properties of polyvinyl alcohol/CaF2 nanocomposite films}, journal = {Scientia Iranica}, year = {2012}, volume = {19}, number = {6}, month = {December}, issn = {1026-3098}, pages = {1979--1983}, numpages = {4}, keywords = {Nanoparticles; Nanocomposite; Co-precipitation; Up-Conversion; Photoluminescence (PL).}, }