Phosphate glass combines an extended life span of Er3+ higher laser level with successful Strength transfer amongst Yb3+ and Er3+ ions and lowered upconversion losses, Therefore providing economical operation in passively Q-switched diode-pumped and flash-lump pumped lasers used in selection-finders. language �?中国 韩国 韩国 韩国 韩国 韩国 We existing https://lukasfheba.blogdosaga.com/33199221/not-known-details-about-er-yb-yab-crystal