Optical Degradation Mechanisms of Indium Gallium Nitride-Based White Light Emitting Diodes by High-Temperature Aging Tests

2016 ◽  
Vol 65 (1) ◽  
pp. 256-262 ◽  
Author(s):  
Yi-Jun Lu ◽  
Zi-Quan Guo ◽  
Tien-Mo Shih ◽  
Yu-Lin Gao ◽  
Wei-Lin Huang ◽  
...  
Keyword(s):  
Gallium Nitride ◽  
High Temperature ◽  
White Light ◽  
Indium Gallium Nitride ◽  
Degradation Mechanisms ◽  
Light Emitting ◽  
High Temperature Aging ◽  
Indium Gallium ◽  
White Light Emitting Diodes ◽  
Temperature Aging

Aggravated efficiency droop in vertical-structured gallium nitride light-emitting diodes induced by high temperature aging

2013 ◽  
Vol 113 (8) ◽  
pp. 083105 ◽  
Author(s):  
Lilin Liu ◽  
Jianfu Yang ◽  
Minjie Ling ◽  
Jianwei Zhong ◽  
Dongdong Teng ◽  
...  
Keyword(s):  
Gallium Nitride ◽  
High Temperature ◽  
Light Emitting Diodes ◽  
Efficiency Droop ◽  
Light Emitting ◽  
High Temperature Aging ◽  
Temperature Aging

Photoluminescence properties of single-component white-emitting Ca9Bi(PO4)7:Ce3+,Tb3+,Mn2+phosphors for UV LEDs

2015 ◽  
Vol 3 (27) ◽  
pp. 7096-7104 ◽  
Author(s):  
Kai Li ◽  
Mengmeng Shang ◽  
Yang Zhang ◽  
Jian Fan ◽  
Hongzhou Lian ◽  
...  
Keyword(s):  
High Temperature ◽  
Solid State ◽  
White Light ◽  
Solid State Reaction Method ◽  
Photoluminescence Properties ◽  
Light Emitting ◽  
Reaction Method ◽  
White Light Emitting Diodes ◽  
Uv Leds ◽  
Uv Excitation

A series of Ca9Bi(PO4)7:Ce3+,Tb3+,Mn2+phosphors synthesizedviathe high-temperature solid-state reaction method can emit intense tunable color from purple-blue to red including white under UV excitation, which shows their potential application in UV-pumped white-light-emitting diodes.

scholarly journals Two-photon optical-beam-induced current imaging of indium gallium nitride blue light-emitting diodes

1999 ◽  
Vol 24 (20) ◽  
pp. 1407 ◽  
Author(s):  
Fu-Jen Kao ◽  
Mao-Kuo Huang ◽  
Yung-Shun Wang ◽  
Sheng-Lung Huang ◽  
Ming-Kwei Lee ◽  
...  
Keyword(s):  
Gallium Nitride ◽  
Blue Light ◽  
Indium Gallium Nitride ◽  
Light Emitting Diodes ◽  
Optical Beam ◽  
Induced Current ◽  
Light Emitting ◽  
Two Photon ◽  
Indium Gallium ◽  
Optical Beam Induced Current

Novel bismuth activated blue-emitting phosphor Ba2Y5B5O17:Bi3+ with strong NUV excitation for WLEDs

2019 ◽  
Vol 7 (36) ◽  
pp. 11227-11233 ◽  
Author(s):  
Xiu Wang ◽  
Jia Wang ◽  
Xingyu Li ◽  
Haoyang Luo ◽  
Mingying Peng
Keyword(s):  
Rare Earth ◽  
High Temperature ◽  
Solid State ◽  
White Light ◽  
Solid State Reaction ◽  
Rare Earth Ion ◽  
Reaction Route ◽  
Light Emitting ◽  
Solid State Reaction Route ◽  
White Light Emitting Diodes

In this work, a series of novel non-rare-earth ion activated phosphors Ba2Y5−xB5O17:xBi3+ for white light-emitting diodes (WLEDs) was prepared via the high temperature solid state reaction route.

An efficient green-emitting α-Ca1.65Sr0.35SiO4:Eu2+ phosphor for UV/n-UV w-LEDs: synthesis, luminescence and thermal properties

2015 ◽  
Vol 3 (24) ◽  
pp. 6341-6349 ◽  
Author(s):  
Kai Li ◽  
Ju Xu ◽  
Xuechao Cai ◽  
Jian Fan ◽  
Yang Zhang ◽  
...  
Keyword(s):  
Thermal Properties ◽  
High Temperature ◽  
Solid State ◽  
White Light ◽  
Green Light ◽  
Solid State Reaction Method ◽  
Light Emitting ◽  
Reaction Method ◽  
White Light Emitting Diodes ◽  
Uv Excitation

A series of Eu2+-doped α-Ca1.65Sr0.35SiO4 phosphors synthesized via the high-temperature solid-state reaction method can emit intense green light under UV/n-UV excitation, which show potential application in UV/n-UV-pumped white-light-emitting diodes.

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