Phosphate glass brings together an extended life span of Er3+ higher laser level with successful Power transfer involving Yb3+ and Er3+ ions and lowered upconversion losses, Consequently offering efficient operation in passively Q-switched diode-pumped and flash-lump pumped lasers used in array-finders. language �?中国 韩国 韩国 韩国 韩国 韩国  We https://er-yb-yab-crystal17396.tusblogos.com/33482206/details-fiction-and-er-yb-yab-crystal