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Luminescence properties of near-UV excitable yellow-orange light emitting warm CaSrAl2SiO7:Sm3+ phosphorsShweta Sharma1,Nameeta Brahme1,2,D.P.Bisen1,Pradeep Dewangan11. School of Studies in Physics... quenching, was also discussed. CIE coordinate is found in yellow-orange region, hence CaSrAl2SiO7:Sm3+ phosphors emit yellow-orange light when efficiently excited by near UV(~400 nm) LED chip. Color......
Luminescence properties of near-UV excitable yellow-orange light emitting warm CaSrAl2SiO7:Sm3+ phosphorsShweta Sharma1,Nameeta Brahme1,2,D.P.Bisen1,Pradeep Dewangan11. School of Studies in Physics... quenching, was also discussed. CIE coordinate is found in yellow-orange region, hence CaSrAl2SiO7:Sm3+ phosphors emit yellow-orange light when efficiently excited by near UV(~400 nm) LED chip. Color......
color temperature(CCT) was 2543 K. The present results indicated that Sm3+ activated Ba2CaZn2Si6O17 phosphors may be used as an orange-red emitting phosphor for near-ultraviolet(n-UV) based white light...Photoluminescence properties of a novel orange-red emitting Ba2CaZn2Si6O17:Sm3+ phosphorG.Annadurai1,S.Masilla Moses Kennedy1,V.Sivakumar21. Department of Physics, S.S.N. College of Engineering......
color temperature(CCT) was 2543 K. The present results indicated that Sm3+ activated Ba2CaZn2Si6O17 phosphors may be used as an orange-red emitting phosphor for near-ultraviolet(n-UV) based white light...Photoluminescence properties of a novel orange-red emitting Ba2CaZn2Si6O17:Sm3+ phosphorG.Annadurai1,S.Masilla Moses Kennedy1,V.Sivakumar21. Department of Physics, S.S.N. College of Engineering......
J. Cent. South Univ. Technol. (2009) 16: 0621-0628 DOI: 10.1007/s11771-009-0103-6 Power management unit chip design for automobile active-matrix organic light-emitting diode display module KIM... players, as well as automobile clusters [1]. TFT-LCD (thin film transistor-liquid crystal display) is used widely as automobile clusters. Recently, the OLED (organic light-emitting diode) display has been......
: organic light-emitting diode (OLED); pixel circuit; ac driving 1 Introduction Active matrix organic light-emitting diode (AMOLED) displays attract more and more interest in recent years due... A. A driving scheme for active-matrix organic light-emitting diode displays based on current feedback [J]. Journal of Display Technology, 2009, 5(7): 257-264. [10] ZARDAREH S Z, BOROUMAND F A. Degradation......
Luminescent characteristics of Ba3Y2(BO3)4:Eu3+ phosphor for white LED YANG Zhiping1,LI Panlai1,WANG Zhijun1,PANG Libin2,GUO Qinglin1 (1.College of Physics Science & Technology, Hebei University...) light. The effect of Eu3+ concentration on the 613 nm emission of the Ba3Y2(BO3)4:Eu3+ phosphor was measured. The results showed that the emission intensity increased with increasing Eu3......
-emitting diode lasers using a single double-axial hyperboloidal micro-lens [J]. Optics Letters, 2013, 38(24): 5414-7. DOI: 10.1364/OL.38.005414. [13] XIONG L L, CAI L, ZHENG Y F, LIU H. Slow axis... J. Cent. South Univ. (2019) 26: 2814-2821 DOI: https://doi.org/10.1007/s11771-019-4215-3 Influence of positioning errors of optical shaping components for single emitter laser diode on beam shaping......
phosphor-converted white light-emitting diode packages[J]. Japanese Journal of Applied Physics, 2012, 51(9): 994-1000. [7] 吴震, 钱可元, 韩彦军, 等. 高效率,高可靠性紫外LED封装技术研究[J]. 光电子激光, 2007, 18(1): 1-4. WU Zhen... emitting diode)的半导体照明技术被誉为21世纪最具有发展前景的高技术领域之一.LED主要由PN结芯片,电极及封装材料3部分组成,其中封装材料有保护芯片,加速散热及降低芯片与空气的折射率差以增加光输出的作用,在LED的使用中起重要作用[1-6].传统LED封装材料环氧树脂(EP)具有价格低廉,性能稳定等优点,得到广泛应用,但其也存在耐热性差,折射率偏低,易老化等缺点[7-8].有机硅独特的......
quenching luminescence property,Ca5(PO4)2SiO4:0.08 Sm3+ phosphor can be applied in n-UV white light emitting diodes and serve as the warm part of white light.关键词:... a conventional solid-state method, which can be e fficie ntly excited by near ultraviolet(n-UV) light-emitting chips.The crystal structure and luminescence properties were characterized and analyzed......
