Phosphate glass brings together a long lifetime of Er3+ upper laser degree with successful energy transfer in between Yb3+ and Er3+ ions and lowered upconversion losses, Consequently furnishing efficient operation in passively Q-switched diode-pumped and flash-lump pumped lasers Utilized in selection-finders. language �?中国 韩国 韩国 韩国 韩国 韩国  We https://waldoy469vur9.newbigblog.com/profile