Phosphate glass brings together a long life time of Er3+ upper laser stage with successful Electrical power transfer in between Yb3+ and Er3+ ions and diminished upconversion losses, Consequently furnishing efficient 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://brookscedaw.bcbloggers.com/32343739/considerations-to-know-about-er-yb-yab-crystal