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The thermal shift of 5d energy level of Eu~(2+) doped in Sr_5(PO_4)_3Cl have been measured in 10~700 K.A simulation calculation was worked out with a modified theoretical equation. 相似文献
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This paper reports the F-centers and photostimulated luminescence of Eu~(2+)-activated Sr_3Ca_2(PO_4)_3Xcrystals.The influence of various halide ions on the F-centers and their energy level is discussed.The mechanismfor the photostimulated luminescence and valence change of Eu ion in that process have been investigated. 相似文献
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