Phosphate glass combines an extended life span of Er3+ higher laser amount with effective Vitality transfer concerning Yb3+ and Er3+ ions and minimized upconversion losses, So providing efficient operation in passively Q-switched diode-pumped and flash-lump pumped lasers used in range-finders. language �?中国 韩国 韩国 韩国 韩国 韩国  We current https://erybyabcrystal17306.bcbloggers.com/32475518/considerations-to-know-about-er-yb-yab-crystal