Hyoungwon Park

Enhancement of photo- and electro-luminescence of GaN-based LED structure grown on a nanometer-scaled patterned sapphire substrate

Heon Lee, Heon Lee, Kyeong-Jae Byeon, 2011 .

Fabrication of SiNx-based photonic crystals on GaN-based LED devices with patterned sapphire substrate by nanoimprint lithography.

Heon Lee, Kyeong Jae Byeon, Hyoungwon Park, 2012, Optics express.