Effect of refractive index of packaging materials on the light extraction efficiency of COB-LEDs with millilens array

2021 ◽  
Vol 60 (2) ◽  
pp. 306
Author(s):  
Xingjian Yu ◽  
Linyi Xiang ◽  
Shuling Zhou ◽  
Naiqi Pei ◽  
Xiaobing Luo
Keyword(s):  
Refractive Index ◽  
Extraction Efficiency ◽  
Light Extraction ◽  
Light Extraction Efficiency ◽  
Packaging Materials

Effect of Glass Refractive Index on Light Extraction Efficiency of Light-Emitting Diodes

2014 ◽  
Vol 97 (9) ◽  
pp. 2789-2793 ◽  
Author(s):  
Jiyoung Seo ◽  
Sunil Kim ◽  
Yurian Kim ◽  
Fauzia lqbal ◽  
Hyungsun Kim
Keyword(s):  
Refractive Index ◽  
Light Emitting Diodes ◽  
Extraction Efficiency ◽  
Light Extraction ◽  
Light Extraction Efficiency ◽  
Light Emitting

scholarly journals Conical photonic crystals for enhancing light extraction efficiency from high refractive index materials

2015 ◽  
Vol 23 (17) ◽  
pp. 22730 ◽  
Author(s):  
Jeong-Gil Kim ◽  
Chih-Hung Hsieh ◽  
Hyungryul J. Choi ◽  
Jules Gardener ◽  
Bipin Singh ◽  
...  
Keyword(s):  
Refractive Index ◽  
Photonic Crystals ◽  
Extraction Efficiency ◽  
High Refractive Index ◽  
Light Extraction ◽  
Light Extraction Efficiency

High refractive index coating of phosphor-in-glass for enhanced light extraction efficiency of white LEDs

2017 ◽  
Vol 53 (2) ◽  
pp. 1335-1345 ◽  
Author(s):  
Xujia Xu ◽  
Hong Li ◽  
Yong Zhuo ◽  
Ruixin Li ◽  
Peijing Tian ◽  
...  
Keyword(s):  
Refractive Index ◽  
Extraction Efficiency ◽  
High Refractive Index ◽  
Light Extraction ◽  
Light Extraction Efficiency ◽  
White Leds

scholarly journals Effects of the refractive index of the encapsulant on the light-extraction efficiency of light-emitting diodes

2011 ◽  
Vol 19 (S5) ◽  
pp. A1135 ◽  
Author(s):  
Ming Ma ◽  
Frank W. Mont ◽  
Xing Yan ◽  
Jaehee Cho ◽  
E. Fred Schubert ◽  
...  
Keyword(s):  
Refractive Index ◽  
Light Emitting Diodes ◽  
Extraction Efficiency ◽  
Light Extraction ◽  
Light Extraction Efficiency ◽  
Light Emitting

Facile solvothermal synthesis of high refractive index ZrO2 spheres: estimation of the enhanced light extraction efficiency

RSC Advances ◽  
2015 ◽  
Vol 5 (100) ◽  
pp. 81915-81919 ◽  
Author(s):  
Jin Young Park ◽  
G. Seeta Rama Raju ◽  
Byung Kee Moon ◽  
Jung Hyun Jeong
Keyword(s):  
Refractive Index ◽  
Solvothermal Synthesis ◽  
Extraction Efficiency ◽  
High Refractive Index ◽  
Light Extraction ◽  
Light Extraction Efficiency ◽  
Simulation Results

LightTools simulation results revealed that the light extraction efficiency of an LED has been improved to 70.12% when ZrO2 spheres were coated on the GaN surface.

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