Phosphate glass combines a lengthy life time of Er3+ higher laser stage with effective Electrical power transfer involving Yb3+ and Er3+ ions and lowered upconversion losses, thus delivering efficient Procedure in passively Q-switched diode-pumped and flash-lump pumped lasers Utilized in range-finders. language �?中国 韩国 韩国 韩国 韩国 韩国  We https://chancegdavo.bloggosite.com/40137239/er-yb-yab-crystal-an-overview