[H-5-4] Improvement of the blue LED using patterned sapphire substrates with low threading dislocation densities

S. M. Jeong¹、S. Kissinger¹、Y. H. Ra¹、S. H. Yun¹、D. W. Kim¹、S. J. Lee²、J. S. Kim¹、C. R. Lee¹ (1.Chonbuk National Univ.(Korea)、2.Korea Photonics Tech. Inst.(Korea))

https://doi.org/10.7567/SSDM.2009.H-5-4