Title: Upconversion phenomena in oxide and fluoride glasses doped with erbium
Authors: Krzysztof Anders, Paweł Andrejuk, Emil Siejak, Artem Bercha, Witold A. Trzeciakowski, Dawid Piątkowski, and Ryszard Piramidowicz
Journal: The Fifth International Workshop on Advanced Spectroscopy and Optical Materials, IWASOM
Publication type: conference