Phosphate glass brings together a long life span of Er3+ upper laser degree with productive energy transfer among Yb3+ and Er3+ ions and decreased upconversion losses, Consequently offering economical Procedure in passively Q-switched diode-pumped and flash-lump pumped lasers used in range-finders. language �?中国 韩国 韩国 韩国 韩国 韩国  We https://knoxjoosp.blogzag.com/76991694/the-basic-principles-of-er-yb-yab-crystal