Temperature dependence of photoluminescence from mono-dispersed Si nanoparticles T. Orii, M. Hirasawa, T. Seto, N. Aya and S. Onari Eur. Phys. J. D, 24 1-3 (2003) 119-122 Published online: 03 July 2003 DOI: 10.1140/epjd/e2003-00112-y