Phosphate glass combines a protracted life span of Er3+ higher laser amount with efficient Power transfer among Yb3+ and Er3+ ions and diminished upconversion losses, Therefore delivering economical Procedure in passively Q-switched diode-pumped and flash-lump pumped lasers Employed in range-finders. language �?中国 韩国 韩国 韩国 韩国 韩国  We present https://erybyabcrystal29630.webdesign96.com/33624700/the-5-second-trick-for-er-yb-yab-crystal