Phosphate glass combines an extended life span of Er3+ higher laser amount with economical Power transfer among Yb3+ and Er3+ ions and minimized upconversion losses, So providing efficient 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 current https://er-yb-yab-crystal41738.look4blog.com/71488966/er-yb-yab-crystal-an-overview