Phosphate glass brings together a protracted life span of Er3+ upper laser degree with economical Power transfer amongst Yb3+ and Er3+ ions and lessened upconversion losses, thus supplying effective operation 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  We https://er-yb-yab-crystal51749.blogacep.com/38504014/little-known-facts-about-er-yb-yab-crystal