Phosphate glass brings together a protracted life time of Er3+ upper laser stage with successful Electricity transfer involving Yb3+ and Er3+ ions and minimized upconversion losses, Consequently giving productive operation 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://adamw257rol7.blog-mall.com/profile