Thermal quenching of the fluorescence quantum efficiency in colquiriite crystals measured by thermal lens spectrometry - Pilla, Viviane; Catunda, Tomaz; Lima, Sandro Márcio; Medina, Antonio Neto; Baesso, Mauro Luciano; Jenssen, Hans P.; Cassanho, Arlete (Journal of the Optical Society of America B, 2004)