本文制备了以Li2SiO3为主晶相Li2O-B2O3-SiO2系透明玻璃陶瓷,并研究了B2O3的含量对于玻璃陶瓷结构的影响.利用DSC、XRD和SEM等测试手段进行了表征.以Tm3+/Yb3+共掺作为上转换研究对象,研究了该系玻璃陶瓷的光谱性质.在980 nm激光激发下,Tm3+/Yb3共掺的LBS系玻璃陶瓷中观察到强的474 nm的蓝色、650nm的红色上转换发光,并确定蓝红光均为三光子过程.研究了上转换发光与Tm3+/Yb3+质量比的关系.
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