Phosphate glass brings together a long lifetime of Er3+ higher laser stage with productive energy transfer amongst Yb3+ and Er3+ ions and decreased upconversion losses, Hence offering productive Procedure in passively Q-switched diode-pumped and flash-lump pumped lasers used in variety-finders. language �?中国 韩国 韩国 韩国 韩国 韩国  We current https://helene680unf3.blogsumer.com/profile