Phosphate glass combines a long lifetime of Er3+ upper laser stage with economical Electricity transfer concerning Yb3+ and Er3+ ions and reduced upconversion losses, Hence offering productive Procedure in passively Q-switched diode-pumped and flash-lump pumped lasers Utilized in selection-finders. language �?中国 韩国 韩国 韩国 韩国 韩国  We present our https://lorenzoprojf.blogozz.com/32468035/a-review-of-er-yb-yab-crystal