Phosphate glass brings together a lengthy lifetime of Er3+ upper laser stage with economical energy transfer among Yb3+ and Er3+ ions and diminished upconversion losses, Consequently furnishing productive operation 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 report https://erybyabcrystal72593.boyblogguide.com/32329596/a-secret-weapon-for-er-yb-yab-crystal