Er3+-activated nanocomposite photonic glasses and confined structures
Keywords: 42.70.Q; 81.05.Y; 81.20.F; 81.15.C; 78.66.J; 42.82.E; 42.79.D; 78.55; 81.05.PNanocomposites glasses; Erbium; Sol–gel; 1D photonic crystals; Photoluminescence