稀土元素(Ce、Nd和Eu)掺杂Bi4Si3O12晶体的生长与性能

1.中国科学院上海硅酸盐研究所,上海,200050

2.中国科学院上海硅酸盐研究所,上海,200050

3.中国科学院上海硅酸盐研究所,上海,200050

基金项目: 山东大学校科研和教改项目

Growth and Properties of Rare-earth(Ce,Nd and Eu)Doped Bi4Si3O12 Crystals

本文采用坩埚下降法生长出20mm×20mm×100mm优质Bi4Si3O12晶体及Ce、Nd和Eu掺杂Bi4Si3O12晶体.测试了晶体的透射光谱、能谱及光产额、FWHM能量分辨率和激发-发射光谱.总结并解释了掺杂影响Bi4Si3O12晶体闪烁性能的规律,探讨了掺杂改善晶体闪烁性能的可能性.

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