Phosphate glass combines an extended life time of Er3+ higher laser amount with successful Strength transfer between Yb3+ and Er3+ ions and decreased upconversion losses, thus supplying economical operation in passively Q-switched diode-pumped and flash-lump pumped lasers Utilized in range-finders. language �?中国 韩国 韩国 韩国 韩国 韩国  We report https://leonardm924lkh5.blogscribble.com/profile