Spectroscopic properties of Tm3+/Al3+ co-doped sol–gel silica glass
All-Solid Silicate Photonic Crystal Fiber Laser With 13.1 W Output Power and 64.5% Slope Efficiency
Silicate Glass Hybrid Fiber With All-Normal Dispersion for Coherent Supercontinuum
Effects of F− on the optical and spectroscopic properties of Yb3+/Al3+-co-doped silica glass