Phosphate glass brings together a long lifetime of Er3+ upper laser stage with economical energy transfer involving Yb3+ and Er3+ ions and decreased upconversion losses, As a result giving economical Procedure in passively Q-switched diode-pumped and flash-lump pumped lasers used in variety-finders. language �?中国 韩国 韩国 韩国 韩国 韩国 https://er-yb-yab-crystal18406.jaiblogs.com/60311380/the-greatest-guide-to-er-yb-yab-crystal