Phosphate glass brings together an extended lifetime of Er3+ higher laser degree with economical Vitality transfer involving Yb3+ and Er3+ ions and reduced upconversion losses, Hence delivering economical operation in passively Q-switched diode-pumped and flash-lump pumped lasers used in selection-finders. language �?中国 韩国 韩国 韩国 韩国 韩国  We current https://holdenmrtvn.bcbloggers.com/33938635/the-definitive-guide-to-er-yb-yab-crystal