Phosphate glass combines an extended life time of Er3+ higher laser stage with efficient Vitality transfer amongst Yb3+ and Er3+ ions and lessened upconversion losses, thus supplying effective operation in passively Q-switched diode-pumped and flash-lump pumped lasers Utilized in selection-finders. language �?中国 韩国 韩国 韩国 韩国 韩国  We report https://zionhiifc.ageeksblog.com/32087098/er-yb-yab-crystal-an-overview