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Abstract:
Eu3+ doped Li3Ba2La3(WO4)8 red phosphors were synthesized by the solid state reaction method. A pure phase was confirmed by the X-ray diffraction pattern. Diffuse reflection spectra, photoluminescence spectra, decay curves, quantum yields, and temperature-dependence luminescence spectra were measured. The Eu3+ ions can substitute the La3+ ions completely without decreasing the emission intensity obviously and the quantum yields can keep at about 95%. The activation energy from the bottom of 5D0level to the 5D0-charge transfer state crossover is 0.24eV. All the results indicate that the Eu3+ doped Li3Ba2La3(WO4)8 can serve as a near ultraviolet excited red phosphor for white light emitting diodes. © 2015 Optical Society of America.
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Optical Materials Express
ISSN: 2159-3930
Year: 2016
Issue: 1
Volume: 6
Page: 181-190
2 . 5 9 1
JCR@2016
2 . 8 0 0
JCR@2023
ESI HC Threshold:324
JCR Journal Grade:2
CAS Journal Grade:2
Cited Count:
SCOPUS Cited Count: 26
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
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30 Days PV: 0
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