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The single phase full color phosphors of Dy3+-doped Ca6Sr4(Si2O7)3Cl2 were synthesized by a solid-state reaction method. The as-synthesized phosphors were characterized by X-ray diffraction and photoluminescence spectroscopy. These phosphors can be efficiently excited in a near ultraviolet light of 350 nm. The influences of sintering temperature, doping content and charge compensators (Li+, Na+ or K+) on the emission intensity were investigated. The results show that the most intensive emission intensity of the Ca6Sr4(Si2O7)3Cl2:Dy3+ phosphor, which is prepared with Na+ ions at the sintering temperature of 950 and the Dy3+doping content of 4.0 % mole fraction, can be obtained. It is indicated that Ca6Sr4(Si2O7)3Cl2:Dy3+ can be used as a promising luminescent material for near ultraviolet(NUV)-based white-emitting diodes. ©, 2015, Chinese Ceramic Society. All right reserved.
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Journal of the Chinese Ceramic Society
ISSN: 0454-5648
CN: 11-2310/TQ
Year: 2015
Issue: 1
Volume: 43
Page: 81-86
Cited Count:
SCOPUS Cited Count: 3
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 3
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