Phosphate glass combines an extended lifetime of Er3+ upper laser stage with economical Power transfer among Yb3+ and Er3+ ions and lessened upconversion losses, Hence offering successful operation in passively Q-switched diode-pumped and flash-lump pumped lasers Employed in selection-finders. language �?中国 韩国 韩国 韩国 韩国 韩国  We current our https://dennise691cbz2.ssnblog.com/profile