铥掺杂相关论文
光纤激光器与传统激光器相比,具有效率高、阈值低、光束质量好、结构简单紧凑、波长可调范围大、能在恶劣环境中工作等优点,越来越受......
<正>Upconversion(UC)phosphor Tm~(3+)doped YF_3 nano-crystals were prepared by hydrothermal method under different condit......