上转换发光，即：反-斯托克斯发光（Anti-Stokes），指的是材料受到低能量的光激发，发射出高能量的光，即经波长长、频率低的光激发，材料发射出波长短、频率高的光。
稀土离子掺杂碲酸盐系统玻璃是一类应用前景良好的上转换发光材料。
Rare earth ions doped tellurite glasses are kinds of upconversion fluorescence materials which have good application prospect.
氟氧化物玻璃陶瓷是具有氧化物的机械性能和氟化物的低声子能量的新型上转换发光材料。
Oxy fluoride glass ceramics is a new up converted luminescent material with strong mechanical strength just like oxide and low phonon energy just like fluoride.
目前研究工作的重点仍然是寻找最佳的上转换发光材料和深入理解上转换发光的激发机理。
Research works recently still focus on looking for the best upconversion materials and on understanding the upconversion excitation mechanism in depth.
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