Li-bin Pang,Shao-jie Gao,Zhan-jun Gao,Hong-lian Li,Zhi-jun Wang.A novel white-bluish emitting phosphor of (Ba0.49Sr0.49)2-B2P2O10:0.02Eu2+ for white LEDs[J].Optoelectronics Letters,2013,9(4):282-284 |
A novel white-bluish emitting phosphor of (Ba0.49Sr0.49)2-B2P2O10:0.02Eu2+ for white LEDs |
Author Name | Affiliation | E-mail | Li-bin Pang | Department of Foreign Language Teaching and Research, Hebei University, Baoding, 071002, China
College of Physics Science & Technology, Hebei University, Baoding, 071002, China
College of Quality & Technical Supervision, Hebei University, Baoding, 071002, China | lizhibin268@sohu.com | Shao-jie Gao | Department of Foreign Language Teaching and Research, Hebei University, Baoding, 071002, China
College of Physics Science & Technology, Hebei University, Baoding, 071002, China
College of Quality & Technical Supervision, Hebei University, Baoding, 071002, China | | Zhan-jun Gao | Department of Foreign Language Teaching and Research, Hebei University, Baoding, 071002, China
College of Physics Science & Technology, Hebei University, Baoding, 071002, China
College of Quality & Technical Supervision, Hebei University, Baoding, 071002, China | | Hong-lian Li | Department of Foreign Language Teaching and Research, Hebei University, Baoding, 071002, China
College of Physics Science & Technology, Hebei University, Baoding, 071002, China
College of Quality & Technical Supervision, Hebei University, Baoding, 071002, China | | Zhi-jun Wang | Department of Foreign Language Teaching and Research, Hebei University, Baoding, 071002, China
College of Physics Science & Technology, Hebei University, Baoding, 071002, China
College of Quality & Technical Supervision, Hebei University, Baoding, 071002, China | wangzhijunmail@yahoo.com.cn |
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Abstract: |
A novel white-bluish emitting phosphor of (Ba0.49Sr0.49)2B2P2O10:0.02Eu2+ is synthesized by the solid state reaction. (Ba0.49Sr0.49)2B2P2O10:0.02Eu2+ can be effectively excited by 370 nm ultraviolet (UV) light, and exhibits two emission bands at 430 nm and 522 nm which are attributed to the d-f transitions of the Eu2+ ions in two different cation sites in the host lattices. And the chromaticity coordinate of (Ba0.49Sr0.49)2B2P2O10:0.02Eu2+ phosphor is (0.29, 0.25). |
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