Phosphate glass combines an extended life time of Er3+ higher laser amount with efficient Vitality transfer amongst Yb3+ and Er3+ ions and diminished upconversion losses, Consequently giving successful operation in passively Q-switched diode-pumped and flash-lump pumped lasers used in variety-finders. language �?中国 韩国 韩国 韩国 韩国 韩国  We present https://er-yb-yab-crystal51839.get-blogging.com/33679098/the-basic-principles-of-er-yb-yab-crystal