Phosphate glass brings together a long life time of Er3+ upper laser degree with effective Power transfer amongst Yb3+ and Er3+ ions and diminished upconversion losses, So offering effective Procedure in passively Q-switched diode-pumped and flash-lump pumped lasers Employed in selection-finders. language �?中国 韩国 韩国 韩国 韩国 韩国 We https://crystal84062.blogadvize.com/40460434/er-yb-yab-crystal-an-overview