高浓度敏化剂掺杂的NaYF4:Yb3+,Er3+纳米材料的合成及发光性能研究
吴启晓1,2, 赵谡玲1,2,*, 徐征1,2, 宋丹丹1,2, 乔泊1,2, 张俊杰1,2, 左鹏飞1,2

Synthesis and Upconversion Mechanism of NaYF4:Yb3+,Er3+ Nanocrystal Doped with Different Concentration of Sensitizer
WU Qi-xiao1,2, ZHAO Su-ling1,2,*, XU Zheng1,2, SONG Dan-dan1,2, QIAO Bo1,2, ZHANG Jun-jie1,2, ZUO Peng-fei1,2
不同浓度Yb3+掺杂的NaYF4:Yb3+,Er3+( x /2 mol%)纳米晶体的TEM图像 (a): x =20; (b): x =30; (c): x =50; (d): x =70; (e): x =90; (f): 平均粒径统计, 所有的样品都有很窄的粒径分布