Phosphate glass brings together a long life span of Er3+ upper laser amount with productive Electrical power transfer between Yb3+ and Er3+ ions and lowered upconversion losses, Consequently providing successful Procedure 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  https://cesarejfmk.blog-gold.com/41843391/the-2-minute-rule-for-er-yb-yab-crystal