Phosphate glass brings together a protracted life time of Er3+ upper laser degree with effective Power transfer among Yb3+ and Er3+ ions and decreased upconversion losses, So furnishing effective operation in passively Q-switched diode-pumped and flash-lump pumped lasers Utilized in selection-finders. language �?中国 韩国 韩国 韩国 韩国 韩国  We https://finnqrqmi.blogolenta.com/30102257/er-yb-yab-crystal-an-overview