Phosphate glass combines an extended life time of Er3+ higher laser amount with efficient Power transfer amongst Yb3+ and Er3+ ions and minimized upconversion losses, So providing productive operation in passively Q-switched diode-pumped and flash-lump pumped lasers Employed in assortment-finders. language �?中国 韩国 韩国 韩国 韩国 韩国 We existing https://johnnymmlhe.nizarblog.com/33305123/er-yb-yab-crystal-an-overview