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A novel white emitting phosphor Ca2PO4Cl:Dy3+: luminescence, concentration quenching and thermal stability王志军1,李盼来1,杨志平1,郭庆林1,李旭1,滕枫1,21. College of Physics Science & Technology, Hebei Key Lab of Optic-Electronic Information and Materials, Hebei University2. Institute of Optoelectronics Technology, Beijing Jiaotong University摘 要:A novel white emitting......
Tunable emission properties of tri-doped Ca9LiY2/3(PO4)7:Ce3+,Tb3+,Mn2+ phosphors with warm white emitting based on energy transferJindi Wang1,Riyan Su2,Min Cui1,Mengmeng Shang11. School of Chemistry... prepared by a high-temperature solid state method.Under UV light excitation,Ca9 LiY2/3(PO4)7:Ce3+samples exhibit a broad band ranging from 320 to 500 nm.At 77 K,the emission spectra of Ca9 LiY2/3(PO4)7......
光LED(Light emitting diode)具有体积小,发热量低,耗电量小,寿命长和反应速率快等特点,高亮度三基色LED 的发光效率已经超过60 lm/W,有望成为新一代节能光源[1-4].目前可实现产业化的是光转换型白光LED,如日本日亚化学公司用蓝光GaN 管芯泵浦YAG:Ce3+黄色荧光粉开发出了白光LED[1].但是,这种LED 器件的发光颜色受驱动电压和荧光粉涂层厚度的影响较大...-yu, Liang Xiao-luan, OU Yu-wen, et al. Full color photoluminescence of Tb3+/Sm3+ codoped oxyfluoride aluminosilicate glasses and glass ceramics for white light emitting diodes[J]. J Alloys Compd, 2010......
Single-phase full-color Ba3Lu2(SiO4)3:Eu2+ phosphor for white-light emitting diodes叶信宇,杨幼明,廖春发,杨凤丽School of Metallurgy and Chemistry Engineering,Jiangxi University of Science and Technology摘 要:
Single-phase full-color Ba3Lu2(SiO4)3:Eu2+ phosphor for white-light emitting diodes叶信宇,杨幼明,廖春发,杨凤丽School of Metallurgy and Chemistry Engineering,Jiangxi University of Science and Technology摘 要:
J. Cent. South Univ. (2019) 26: 2906-2914 DOI: https://doi.org/10.1007/s11771-019-4223-3 Neuro-fuzzy systems in determining light weight concrete strength Seyed Vahid RAZAVI TOSEE1, Mehdi NIKOO2 1..., the compressive strength of light weight concrete was determined. To this end, the scoria percentage and curing day variables were used as the input parameters, and compressive strength and tensile strength......
:We described the synthesis and luminescence of Ca1.5Y1.5Al3.5Si1.5O12:Ce3+ phosphor for light emitting diode (LED). The crystal-linity, morphology, structure.... The Ca1.5Y1.5Al3.5Si1.5O12:Ce3+ should be a promising yellow phosphor for near blue-based white-light-emitting diodes (LEDs).关键词:......
:We described the synthesis and luminescence of Ca1.5Y1.5Al3.5Si1.5O12:Ce3+ phosphor for light emitting diode (LED). The crystal-linity, morphology, structure.... The Ca1.5Y1.5Al3.5Si1.5O12:Ce3+ should be a promising yellow phosphor for near blue-based white-light-emitting diodes (LEDs).关键词:......
Organic Light Emitting Diodes with p-Si Anodes and Semitransparent Ce/Au Cathodes孙志国1,姜广智21. Department of Medical Technology,Henan Medical College for Staff and Workers2. Department of Physics,Zhengzhou Normal University摘 要:The Ce (x nm)/Au (15 nm) stacked layers were used as semitransparent cathodes in the top-emission organic light emitting devices......
White Light Emission Characteristics of Tb3+/Sm3+ Co-Doped Glass Ceramics Containing YPO4 NanocrystalsZhixiong Zhang,Yuepin Zhang,Cheng Wang,Zhigang Feng,Weihuan Zhang,Haiping XiaKey Laboratory..., green and red bands were observed, which achieved the white light emission. Moreover, the energy transfer between Tb3+ and Sm3+ions was validated by decay lifetime measurement and energy level......
