Phosphate glass brings together an extended life span of Er3+ upper laser amount with economical Power transfer in between Yb3+ and Er3+ ions and diminished upconversion losses, As a result delivering economical Procedure in passively Q-switched diode-pumped and flash-lump pumped lasers Employed in array-finders. language �?中国 韩国 韩国 韩国 韩国 https://erybyabcrystal06283.snack-blog.com/33073109/er-yb-yab-crystal-an-overview