Extended NIR emission using rare earth tri-doped barium lanthanum fluorotellurite glasses for fiber amplifiers

J. Suresh Kumar, K. Pavani, G. Venkataiah, M.P.F. Graça, M.J. Soares, M.A. Valente, II International Conference on Applications of Optics and Photonics, AOP 2014, 26-30 May, Aveiro, Portugal