合成了一系列不同Nd3+ 浓度掺杂的Nd3+ :KGd(WO4 ) 2 粉末样品 ,进行了荧光光谱测试 ,初步确定了Nd3+ 的最佳掺杂浓度 ;测定了Nd3+ :KGd(WO4 ) 2 K2 WO4 生长体系的生长温度曲线 ,生长出尺寸达 50mm的Nd3+ :KGd(WO4 ) 2 优质激光晶体 ,切割出尺寸为 5mm× 5mm× 6mm的优质激光器件 ,采用钛宝石模拟LD泵浦 ,在 1.0 6 μm处得到 2 6 0mW的激光输出 ,斜率效率达到 6 6 % ;在 1.0 3μm处得到 135mW激光输出 ,斜率效率达到 34.3%。 A series of samples of Nd3 +: KGd (WO4) 2 doped with different Nd3 + concentrations were synthesized and tested by fluorescence spectroscopy to determine the optimum doping concentration of Nd3 +. The growth of Nd3 +: KGd (WO4) 2 K2 WO4 The growth temperature curve of the grown Nd3 +: KGd (WO4) 2 high-quality laser crystal with the size of 50mm was cut to obtain a good quality laser device with a size of 5mm × 5mm × 6mm. The LD laser was simulated with titanium sapphire and was obtained at 1.06μm The laser output of 260mW achieves a slope efficiency of 66%. The laser output of 135mW at 1.03μm yields a slope efficiency of 34.3%.