Phosphate glass combines a protracted life time of Er3+ higher laser stage with economical energy transfer in between Yb3+ and Er3+ ions and diminished upconversion losses, Consequently giving efficient operation in passively Q-switched diode-pumped and flash-lump pumped lasers Employed in assortment-finders. language �?中国 韩国 韩国 韩国 韩国 韩国  We https://peterf791caw1.wikiparticularization.com/user