Tensile testing, hardness testing, and dimensional inspection of the Al4C3 secondary phase in laser butt welded joints of silicon carbide-reinforced aluminum matrix composites with filler wire were co
A Ho: YAG amplifier based on in-band pumping by a high-power and narrow-linewidth Tm-doped fiber laser at 1907.5 nm is domenstrated. Maximum output power of 135 W is achieved at 2090.48 nm by using a
1. Materials and devicesMaterial: Silicon doped and magnesium doped gallium nitride film (thickness 5μm) provided by Suzhou Nawei Company is plated on sapphire glass substrate.Device: Gallium nitride
