High-brightness and high-color purity red-emitting Ca3Lu(AlO)3(BO3)4:Eu3+ phosphors with internal quantum efficiency close to unity for near-ultraviolet-based white-light-emitting diodes

2018 ◽  
Vol 43 (6) ◽  
pp. 1307 ◽  
Author(s):  
Xiaoyong Huang ◽  
Shaoying Wang ◽  
Bin Li ◽  
Qi Sun ◽  
Heng Guo
Keyword(s):  
Quantum Efficiency ◽  
White Light ◽  
Light Emitting Diodes ◽  
Internal Quantum Efficiency ◽  
Color Purity ◽  
High Brightness ◽  
Light Emitting ◽  
Near Ultraviolet ◽  
White Light Emitting Diodes ◽  
High Color Purity

Eu2+-Doped NaBa4(AlB4O9)2X3 (X = Cl, Br) phosphors with intense two-center blue emission and high color purity for n-UV pumped white light-emitting diodes

2016 ◽  
Vol 4 (34) ◽  
pp. 7959-7965 ◽  
Author(s):  
Zhipeng Lian ◽  
Qingfeng Yan
Keyword(s):  
Quantum Efficiency ◽  
White Light ◽  
Light Emitting Diodes ◽  
Blue Emission ◽  
Color Purity ◽  
High Quantum Efficiency ◽  
Light Emitting ◽  
High Quantum ◽  
White Light Emitting Diodes ◽  
High Color Purity

Highly efficient blue-emitting NaBa4(AlB4O9)2X3 (X = Cl, Br):Eu2+ phosphors exhibit high quantum efficiency and better color purity than BAM:Eu2+.

K2Ln(PO4)(WO4):Tb3+,Eu3+ (Ln = Y, Gd and Lu) phosphors: highly efficient pure red and tuneable emission for white light-emitting diodes

2015 ◽  
Vol 3 (9) ◽  
pp. 2107-2114 ◽  
Author(s):  
Dawei Wen ◽  
Jiajun Feng ◽  
Junhao Li ◽  
Jianxin Shi ◽  
Mingmei Wu ◽  
...  
Keyword(s):  
Quantum Efficiency ◽  
White Light ◽  
Light Emitting Diodes ◽  
Internal Quantum Efficiency ◽  
Red Phosphor ◽  
Light Emitting ◽  
Highly Efficient ◽  
White Light Emitting Diodes

K2Tb0.5Eu0.5(PO4)(WO4) red phosphor with an internal quantum efficiency of 76.45% is produced. Furthermore, the luminescence colour can be tuned from green to red by adjusting the ratio of Tb3+ and Eu3+.

New red-emitting Li3Bi3Te2O6:Eu3+ phosphors with high color purity for white light-emitting diodes

2020 ◽  
Vol 31 (24) ◽  
pp. 22554-22563
Author(s):  
Bin Deng ◽  
Huan-you Wang ◽  
Jun Chen ◽  
Chong-song Zhou ◽  
Hui Liu ◽  
...  
Keyword(s):  
White Light ◽  
Light Emitting Diodes ◽  
Color Purity ◽  
Light Emitting ◽  
White Light Emitting Diodes ◽  
High Color Purity

An efficient blue-emitting Sr5(PO4)3Cl:Eu2+ phosphor for application in near-UV white light-emitting diodes

2015 ◽  
Vol 3 (42) ◽  
pp. 11219-11227 ◽  
Author(s):  
Jianghui Zheng ◽  
Qijin Cheng ◽  
Shunqing Wu ◽  
Ziquan Guo ◽  
Yixi Zhuang ◽  
...  
Keyword(s):  
White Light ◽  
Light Emitting Diodes ◽  
Color Purity ◽  
Light Emitting ◽  
White Light Emitting Diodes ◽  
High Color Purity

It is demonstrated that Sr5(PO4)3Cl:Eu2+ blue-emitting phosphor features good thermal ability, high color purity and is a suitable blue-emitting candidate for the application in near-UV w-LEDs.

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