Journal
MATERIALS SCIENCE AND ENGINEERING B-ADVANCED FUNCTIONAL SOLID-STATE MATERIALS
Volume 187, Issue -, Pages 108-112Publisher
ELSEVIER
DOI: 10.1016/j.mseb.2014.05.006
Keywords
Luminescence; Phosphors; Optical materials; Energy transfer
Funding
- Guangdong Major Science and Technology Project [2011A080801015]
- Open Project Program of Guangdong Provincial photovoltaic technology Key Laboratory [2013C02]
- Guangdong Provincial Natural Science Foundation [S2012010009439]
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Bi3+ and Dy3+ co-doped YBO3 phosphors were successfully synthesized by solid-state-reaction method at 900 degrees C. The co-doping of Bi3+ and Dy3+ into YBO3 results in enhanced yellow emission band while the blue emission band remains relatively unchanged. The emission intensities of the studied materials were investigated as a function of different Bi3+ ion concentrations. The results show that they could be efficiently excited by UV light of 270 nm, indicating a potential application for the phosphors in the fluorescent lamps. (C) 2014 Elsevier B.V. All rights reserved.
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