Phosphate glass combines an extended life time of Er3+ higher laser level with productive Vitality transfer between Yb3+ and Er3+ ions and diminished upconversion losses, thus providing effective operation in passively Q-switched diode-pumped and flash-lump pumped lasers Employed in variety-finders. language �?中国 韩国 韩国 韩国 韩国 韩国  We present https://erybyabcrystal30730.blogspothub.com/33882658/the-best-side-of-er-yb-yab-crystal