Phosphate glass brings together a protracted lifetime of Er3+ higher laser level with effective Electrical power transfer in between Yb3+ and Er3+ ions and lowered upconversion losses, Hence offering effective operation 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  https://salvadorf791azy1.idblogz.com/profile