scholarly journals Different scattering effect of nano-patterned sapphire substrate for TM- and TE-polarized light emitted from AlGaN-based deep ultraviolet light-emitting diodes

2021 ◽  
Vol 11 (3) ◽  
pp. 729
Author(s):  
Ji Zhang ◽  
Le Chang ◽  
Ziqiang Zhao ◽  
Kangkai Tian ◽  
Chunshuang Chu ◽  
...  
Keyword(s):  
Ultraviolet Light ◽  
Sapphire Substrate ◽  
Light Emitting Diodes ◽  
Polarized Light ◽  
Patterned Sapphire Substrate ◽  
Light Emitting ◽  
Scattering Effect ◽  
Deep Ultraviolet ◽  
Ultraviolet Light Emitting Diodes

The sapphire substrate pretreatment effects on high-temperature annealed AlN templates in deep ultraviolet light emitting diodes

CrystEngComm ◽  
2019 ◽  
Vol 21 (31) ◽  
pp. 4632-4636 ◽  
Author(s):  
M. X. Wang ◽  
F. J. Xu ◽  
J. M. Wang ◽  
N. Xie ◽  
Y. H. Sun ◽  
...  
Keyword(s):  
High Temperature ◽  
Ultraviolet Light ◽  
Sapphire Substrate ◽  
Light Emitting Diodes ◽  
Crystalline Quality ◽  
Light Emitting ◽  
Pretreatment Effects ◽  
Deep Ultraviolet ◽  
Ultraviolet Light Emitting Diodes

Evolution of crystalline quality of AlN via high-temperature (HT) annealing induced by different sapphire pretreatments is investigated.

Sapphire substrate off-angle and off-direction dependences on characteristics of AlGaN-based deep ultraviolet light-emitting diodes

2019 ◽  
Vol 58 (SC) ◽  
pp. SC1025 ◽  
Author(s):  
Hisanori Kojima ◽  
Takuma Ogasawara ◽  
Myunghee Kim ◽  
Yoshiki Saito ◽  
Kazuyoshi Iida ◽  
...  
Keyword(s):  
Ultraviolet Light ◽  
Sapphire Substrate ◽  
Light Emitting Diodes ◽  
Light Emitting ◽  
Deep Ultraviolet ◽  
Ultraviolet Light Emitting Diodes
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