Phosphate glass combines an extended life time of Er3+ higher laser amount with efficient Vitality transfer involving Yb3+ and Er3+ ions and lessened upconversion losses, thus offering productive Procedure in passively Q-switched diode-pumped and flash-lump pumped lasers Utilized in array-finders. language �?中国 韩国 韩国 韩国 韩国 韩国  We report https://erind681kpb9.wikipresses.com/user