Improved light extraction of GaN-based l
โ
Pei Wang; Zhiyin Gan; Sheng Liu
๐
Article
๐
2009
๐
Elsevier Science
๐
English
โ 477 KB
The surface patterning of the indium tin oxide (ITO) transparent current layer has been investigated to improve the light extraction efficiency of GaN-based light-emitting diodes (LEDs). LEDs with periodic micro-hexagon patterned ITO have been fabricated utilizing standard lithography techniques and