Phosphate glass brings together a long lifetime of Er3+ upper laser degree with productive Electricity transfer concerning Yb3+ and Er3+ ions and reduced upconversion losses, Therefore offering productive operation in passively Q-switched diode-pumped and flash-lump pumped lasers Utilized in vary-finders. language �?中国 韩国 韩国 韩国 韩国 韩国  We current https://trevorusnib.blogdeazar.com/34964983/a-review-of-er-yb-yab-crystal