Phosphate glass combines an extended life span of Er3+ upper laser stage with productive energy transfer between Yb3+ and Er3+ ions and minimized upconversion losses, Hence offering efficient Procedure in passively Q-switched diode-pumped and flash-lump pumped lasers Utilized in vary-finders. language �?中国 韩国 韩国 韩国 韩国 韩国  We report https://lanejoazt.techionblog.com/33306704/the-2-minute-rule-for-er-yb-yab-crystal