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Luminescence Properties of Green-Emitting Phosphor (Ba1-x,Srx)2SiO4:Eu2+ for White LEDS Shen Fang1,He Dawei1,Liu Hongli1 (1.Ministry of Education Key Laboratory, Laboratory of Materials for Information Storage and Display, Institute of Photoelectron Technology, Beijing Jiaotong University, Beijing 100044, China) Abstract:The (Ba1-xSrx)2SiO4∶Eu2+ green-emitting phosphors were synthesized......
Spherical YAG:Ce3+ Phosphor Particles Prepared by Spray Pyrolysis Zhu Xianzhong1,Qi Faxin1,Wang Haibo1 (1.College of Materials Science and Engineering, Nanjing University of Technology, Nanjing 210009, China) Abstract:Spherical YAG:Ce3+ phosphor particles with narrow size distribution were prepared by spray pyrolysis. The effects of the concentration of solution, the flow rate of carrier gas......
Synthesis of Long Afterglow Phosphor CaAl2Si2O8:Eu2+, Dy3+ via Sol-Gel Technique and Its Optical Properties Wang Zhiyu1,Zhang Fuan2,Zhang Pengyue2,Qian Guodong2,Wang Yinhai2,Fan Xianping2 (1.State Key Laboratory of Silicon Materials, Hangzhou 310027, China;2.Department of Materials Science and Engineering, Zhejiang University, Hangzhou 310027, China) Abstract:The long afterglow phosphor......
A novel method for the synthesis of YAG:Ce phosphor LIU Yuanhong1,HE Huaqiang1,ZHANG Shusheng1,GAO Wengui1,ZHANG Weidong1,HU Yunsheng1 (1.National Engineering Research Center for Rare Earth Materials,General Research Institute for Nonferrous Metals,and Grirem Advanced Materials Co.,Ltd.,Beijing 100088,China) Abstract:YAG:Ce phosphor was synthesized by a novel simple method, wherein......
Luminescence Characterization of Mg Doped Y2O2S:Ti Long Afterglow Phosphor Shen Huaxiang1,Zhang Pengyue1,Hong Zhanglian1,Fan Xianping1,Xu Zhenxiu1 (1.Department of Materials Science and Engineering... the inherent trap depth of single Ti-doped Y2O2S:Ti phosphor, and induces simultaneously a new trap level in the Y1.94-xMgxO2S:0.06Ti phosphor. Based on the analysis of thermoluminescent spectra......
Vacuum ultraviolet excited photoluminescence properties of Gd2O2CO3:Eu3+ phosphor WANG Yuhua1,WANG Zhilong1,ZHANG Jiachi1 (1.Department of Material Science, Lanzhou University, Lanzhou 730000, China) Abstract:The Gd2O2CO3:Eu3+ with type-II structure phosphor was successfully synthesized via flux method at 400℃ and their photoluminescence properties in vacuum ultraviolet (VUV) region were......
as a promising red phosphor for the near ultraviolet excited white light emitting diodes. Key words: Lu2MoO6:Eu3+; luminescent properties; red phosphor 1 Introduction White light-emitting diodes (WLED) have... to generate white light using LEDs, one approach is to combine a blue LED chip emitting at 465 nm with a broad band yellow Y3Al5O12:Ce3+ (YAG:Ce3+) phosphor. However, it exhibits low color rendering index......
Red Emitting Phosphor (Y,Gd)BO3:Eu3+ for PDP Prepared by Complex Method Long Zhen1,Yu Zhijian1,Xia Tian1,Zhuang Weidong1,Cui Xiangzhong1,Zhao Chunlei1,Huang Xiaowei1,Zhang Xiying1 (1.National Engineering Research Center for Rare Earth Materials, General Research Institute for Nonferrous Metals, and Grirem Advanced Materials Co. Ltd., Beijing 100088, China) Abstract:Red phosphor (Y, Gd)BO3:Eu3......
,Baoding 071002,China) Abstract:In order to prepare fluorescent material for white Light Emitting Diodes (LEDs), a new Eu3+ activated molybdate phosphor SrMoO4 was fabricated with solid-state... it was sintered at 800 ℃ for 3 h. Key words:white light emitting diodes (WLED); red phosphor; molybdate; XRD; luminescent intensity; rare earths; [全文内容正在添加中] ......
Eu2+ Luminescence in BaZnAl10O17∶ Eu Phosphor 胡爱平1,曾冬铭1,舒万艮1 (1.College of Chemistry and Chemical Engineering, Central South University, Changsha 410083, China) Abstract:Eu2+-doped BaZnAl10O17 phosphor was successfully obtained by coprecipitation method, in which oxalic acid and ammonia were used as precipitants, and precipitates were calcined at 1400 ℃ for 3 h. Its luminescent intensity......
