Temperature dependence of fluorescence quantum efficiency of optical glasses determined by Thermal Lens Spectrometry - Peliçon, E.; Rohling, J H; Medina, A. N.; Bento, A C; Baesso, Mauro Luciano; Souza, Dione Fagundes de; Sampaio, J. A.; Lima, S M; Nunes, Luiz Antônio de Oliveira; Catunda, Tomaz (International Symposium on Non-Crystalline Solids in Brazil, 2001)