quenching intensity

The thermal quenching of PL intensity for samples annealed at 900 ℃ measured at temperatures from 15K to 300K is 30%.

测量温度从15K变化到300K时，样品（900℃，30min退火的GaN：Er）的1540nm处PL温度猝灭为30%。

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Abnormal temperature dependence of UV emission integrated intensity of ZnO and ZnO: In samples is observed. The mechanism of the negative thermal quenching was investigated.

在变温PL光谱中，ZnO和ZnO：In晶体的紫外发射积分强度出现反常的负热淬灭现象，研究了这种非单调的温度依赖现象产生机理。

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The luminescence intensity and chromaticity of the Eu3+ reached its highest in case of mixing Gd3+, 21mol%, into Thenardite ( Na2SO4: Eu) crystal lattices, and Concentration quenching effect ultimately occurred.

当Gd3+以21mol%掺入到无水芒硝（Na2SO4：Eu）晶格中时，可以达到Eu3+的最强发光强度和最佳色纯度，最终出现浓度淬灭现象。

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PL spectra and Thermal gravimetric analysis ( TGA) showed that the flakes and flowers have narrow PL peak widths and lower intensity than that of powder, which is likely caused by the solvents quenching.

其荧光光谱和热重分析表明，微米片状和花状结晶态的荧光峰宽较粉末窄，单色性较好，其荧光强度较弱，可能是由存在9.7wt%溶剂所致。

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