Phosphate glass brings together an extended lifetime of Er3+ upper laser level with economical Vitality transfer concerning Yb3+ and Er3+ ions and lowered upconversion losses, As a result furnishing effective operation in passively Q-switched diode-pumped and flash-lump pumped lasers used in assortment-finders. language �?中国 韩国 韩国 韩国 韩国 韩国  https://dallasegecz.blog-kids.com/33451698/examine-this-report-on-er-yb-yab-crystal