Pusan National University, Republic of Korea. (KR) NUSOD contributions 2016 - Sydney MP03 — Electromagnetic characteristics of serpentine shaped metamaterial in terahertz region - (POSTER)MP21 — Numerical simulation of near-field focusing phenomena depending on the radius of curvature and the refractive index of microlens - (POSTER)2015 - Taipei MP09 — Theoretical modeling of subwavelength structure integrated LEDs for enhanced extraction efficiency and uniform field distribution - (POSTER)