Design of LD in-band direct-pumping side surface polished micro-rod Nd:YVO<sub>4</sub> laser

Design of LD in-band direct-pumping side surface polished micro-rod Nd:YVO₄ laser

Zhang Wen-Qi, Wang Fei, Liu Qiang, Gong Ma-Li^†,

Overall efficiencies as a function of crystal length with different doping concentrations when the laser beam radius is 400 μm and the pump beam radius is 200 μm.