Yu‐Jung Cha

Synthesis and Characterizations of Surface-Coated Superparamagentic Magnetite Nanoparticles

Yu‐Jung Cha, Minjung Kim, Yong‐Ho Choa et al. · IEEE Transactions on Magnetics · 2010 · 27 citations

Nanoparticles, Magnetic Properties, Engineering +17

Impact of grain growth of silver reflective electrode by electron bombardment on external quantum efficiency of III-nitride micro-light-emitting diode arrays

In Yeol Hong, Abu Bashar Mohammad Hamidul Islam, Tae Kyoung Kim et al. · Applied Surface Science · 2020 · 23 citations

Materials Science, Electrical Engineering, Solid-state Lighting +11

Improvement of Ti/Al ohmic contacts on N-face n-type GaN by using O2 plasma treatment

Hyeuk Seo, Yu‐Jung Cha, Abu Bashar Mohammad Hamidul Islam et al. · Applied Surface Science · 2020 · 21 citations

Materials Science, Aluminium Nitride, Electrical Engineering +10

Design of ITO/SiO2/TiO2 distributed Bragg reflectors as a p-type electrode in GaN-based flip-chip light emitting diodes

Gil Jun Lee, In Yeol Hong, Tae Kyoung Kim et al. · Applied Surface Science · 2017 · 19 citations

Semiconductor Technology, Photonics, Electrical Engineering +10

Impact of Plasma Electron Flux on Plasma Damage‐Free Sputtering of Ultrathin Tin‐Doped Indium Oxide Contact Layer on <i>p</i>‐GaN for InGaN/GaN Light‐Emitting Diodes

Kwang Jeong Son, Tae Kyoung Kim, Yu‐Jung Cha et al. · Advanced Science · 2017 · 18 citations · Full text