Structure, photoluminescence and thermoluminescence study of a composite ZnTa2O6/ZnGa2O4 compound doped with Pr3+
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- 作者：L.L. Notob ; a ; notoll@unisa.ac.za" class="auth_mail" title="E-mail the corresponding author ; S.K.K. Shaatb ; D. Poelmanc ; M.S. Dhlaminia ; B.M. Mothudia ; H.C. Swartb ; SwartHC@ufs.ac.za" class="auth_mail" title="E-mail the corresponding author
- 关键词：ZnTa2O6/ZnGa2O4 ; Pr3+ ; Photoluminescence ; Thermoluminescence ; Persistent luminescence
- 刊名：Optical Materials
- 出版年：2016
- 出版时间：May 2016
- 年：2016
- 卷：55
- 期：Complete
- 页码：68-72
- 全文大小：2000 K
文摘
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A persistent Pr3+-doped zinc tantalite/gallate phosphor was prepared at 1200 °C.
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Mixed phases were observed from the XRD corresponding to ZnGa2O4 and ZnTa2O6.
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The material was found to have mixed particle shapes.
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Prominent red emission lines were observed in the PL.
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Persistent luminescence with a decay time of 374 ± 8 s was observed.