N Wang, R Cao,
M Cai, L Shen, Y Tian, F Huang… - Optics & Laser …, 2017 - Elsevier
The mid-infrared emission of low phonon (963 cm− 1) lead silicate glass system with Ho
3+/Tm 3+ co-doped has been investigated. Luminescence at∼ 2.1 μm corresponding to 5 I …