Phosphate glass brings together a protracted lifetime of Er3+ upper laser level with effective Vitality transfer in between Yb3+ and Er3+ ions and decreased upconversion losses, thus delivering economical Procedure in passively Q-switched diode-pumped and flash-lump pumped lasers used in assortment-finders. language �?中国 韩国 韩国 韩国 韩国 韩国  We https://georgesp136pnl7.blogdomago.com/profile