TY - JOUR T1 - Excited-state dynamics and nonlinear optical response of Ge nanocystals embedded in silica matrix A1 - Razzani, L. A1 - Gnoli, A. A1 - Righini, M. A1 - Dana, A. A1 - Aydinli, A. JA - Applied Physics Letters Y1 - 2006 VL - 88 SP - 181901-1 EP - 3 N1 - 07.11.2011 M2 - doi: 10.1063/1.2201550 ER -