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制备了几种掺杂不同Pr3+/Yb3+浓度的ZBLAN玻璃,测定了玻璃的吸收光谱。由Judd-Ofelt理论研究了不同浓度的玻璃的发光性质,并研究了Pr3+与Yb3+的能量交换速率。结果表明,Yb3+的引入增强了Pr3+的泵浦,起到了很好的敏化作用。
Several ZBLAN glasses doped with different concentrations of Pr3 + / Yb3 + were prepared and their absorption spectra were measured. The luminescent properties of glass with different concentrations were studied by Judd-Ofelt theory and the energy exchange rates of Pr3 + and Yb3 + were studied. The results showed that the introduction of Yb3 + enhanced the pumping of Pr3 + and played a very good sensitization effect.