Ce 离子和 Mn 离子掺杂的 YAlO3 晶体的光谱性能和能量传递
摘要
We report the luminescence properties and decay profiles of Ce:YAlO 3 , Mn:YAlO 3 , and Ce,Mn:YAlO 3 crystals grown by Czochralski method. The spectroscopic properties show that both Mn 2+ ions and Mn 4+ ions exist in Mn:YAlO 3 and Ce,Mn:YAlO 3 crystals. The Mn 2+ ions have a broad emission band of 60 nm in Mn-doped YAlO3 crystal at 530 nm. The luminescence spectra also indicate that there is significant energy transfer between Ce 3+ and Mn 4+ in Ce,Mn:YAlO3 crystal. Because of the energy transfer, the first decay component in Ce,Mn:YAlO3 decreases from 24.5 to 10.8 ns, which is much faster than that of Ce:YAlO3.
引用本文(GB/T 7714)
Dunhua Cao, Guangjun Zhao, Qin Dong, 等. Ce 离子和 Mn 离子掺杂的 YAlO3 晶体的光谱性能和能量传递[J]. Chinese Optics Letters, 2010.
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