Phosphate glass combines a lengthy life span of Er3+ higher laser amount with productive Electrical power transfer involving Yb3+ and Er3+ ions and decreased upconversion losses, Therefore giving efficient operation in passively Q-switched diode-pumped and flash-lump pumped lasers Employed in selection-finders. language �?中国 韩国 韩国 韩国 韩国 韩国  We https://walterf578nhz1.bcbloggers.com/profile