Phosphate glass brings together an extended lifetime of Er3+ higher laser degree with successful Electrical power transfer among Yb3+ and Er3+ ions and reduced upconversion losses, As a result providing productive operation in passively Q-switched diode-pumped and flash-lump pumped lasers used in array-finders. language �?中国 韩国 韩国 韩国 韩国 韩国 https://codymmjdx.prublogger.com/32352028/er-yb-yab-crystal-an-overview