Phosphate glass combines a lengthy life span of Er3+ upper laser stage with successful energy transfer in between Yb3+ and Er3+ ions and lowered upconversion losses, As a result giving economical Procedure in passively Q-switched diode-pumped and flash-lump pumped lasers Employed in array-finders. language �?中国 韩国 韩国 韩国 韩国 韩国 https://normanf689vrl6.blog2news.com/profile