Phosphate glass brings together a long life time of Er3+ higher laser stage with economical Vitality transfer involving Yb3+ and Er3+ ions and reduced upconversion losses, Therefore furnishing successful 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://waldoy469vur9.newbigblog.com/profile