Phosphate glass combines a protracted life span of Er3+ higher laser amount with efficient Power transfer among Yb3+ and Er3+ ions and lowered upconversion losses, As a result giving productive operation in passively Q-switched diode-pumped and flash-lump pumped lasers Utilized in assortment-finders. language �?中国 韩国 韩国 韩国 韩国 韩国 https://janet257qpn8.bcbloggers.com/profile