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Author:

邹兆贵 (邹兆贵.) | 王吉有 (王吉有.) | 刘宾 (刘宾.) | 段苹 (段苹.)

Abstract:

采用高温固相法制备了SrLa_(1-x)AlO_4:xDy~(3+)发光材料并对其发光特性进行了研究。在352nm激发下,测得SrLa_(1-x)AlO_4:xDy~(3+)材料的发射光谱为一多峰光谱,主峰分别为484、578和669nm,监测578nm发射峰时测得材料的激发光谱,峰位分别为296、326、352、366、388、427、452和468nm。在365nm激发下,研究了Dy~(3+)掺杂浓度对SrLa_(1-x)AlO_4:xDy~(3+)材料中Dy~(3+)的484nm发射强度的影响.结果显示,Dy~(3+)的484nm发射的最佳浓度为x=3mol%。其浓度猝灭机理为电偶极-偶...

Keyword:

LED 稀土 Dy_2O_3 发光

Author Community:

  • [ 1 ] 北京工业大学应用数理学院

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Source :

Year: 2010

Language: Chinese

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 6

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