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Dive into the research topics where Nak Hyun Kim is active.

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Featured researches published by Nak Hyun Kim.


Proceedings of SPIE, the International Society for Optical Engineering | 2007

Stability enhancement of super-RENS high temperature readout signal

Joo-Ho Kim; Jae-cheol Bae; In-Oh Hwang; Y. K. Lee; Nak Hyun Kim; Chong-sam Chung; In-Sik Park; Takayuki Shima; Takashi Nakano; Junji Tominaga

We report the readout stability improvement results of super-resolution near field structure (Super-RENS) write-once read-many (WORM) disk at a blue laser optical system. (Laser wavelength 405nm, numerical aperture 0.85) By using diffusion barrier structure (GeSbTe sandwiched by GeN) and high transition temperature recording material (BaTiO3), material diffusion of phase change layer and recording mark degradation were greatly improved during high power (Pr=2.0mW) readout process up to 1X105 times.


Archive | 2005

Information storage medium having super resolution structure and apparatus for recording to and/or reproducing from the same

In Oh Hwang; Myong Do Ro; Joo Ho Kim; Hyun Ki Kim; Nak Hyun Kim; Chang Min Park


Archive | 2011

SUPER-HYDROREPELLENT COATING COMPOSITION, SUPER-HYDROREPELLENT COATING LAYER INCLUDING CURED PRODUCT OF THE SUPER-HYDROREPELLENT COATING COMPOSITION, AND HEAT EXCHANGER INCLUDING THE SUPER-HYDROREPELLENT COATING LAYER

Young-Chul Ko; Wootaek Hwang; Ha-Jin Kim; Sang Eui Lee; Nak Hyun Kim


Archive | 2005

Information storage medium and apparatus for recording/reproducing information thereon

In-Oh Hwang; Joo-Ho Kim; Hyun-Ki Kim; Nak Hyun Kim


Archive | 2013

MAGNETIC SUBSTANCE AND COMPOSITE MATERIAL FOR ANTENNAS EMPLOYING THE SAME

Junsig Kum; Nak Hyun Kim; Hyun-Jin Kim; Seung-kee Yang; Joong-hee Lee


Archive | 2016

DISPLAY MODULE AND METHOD OF MANUFACTURING THE SAME

Chul Baik; Yong Uk Lee; Eung Yeoul Yoon; Dong Hyun Sohn; Nak Hyun Kim; Byung Ha Park; Joon-Young Choi; Won Bin Hong


Archive | 2010

Frost detecting apparatus, and cooling system and refrigerator having the same

Hyun Suk Kwak; Young Chul Ko; Tae Gyu Kim; Nak Hyun Kim


Archive | 2006

Super resolution recording medium

Hyun-Ki Kim; Moon-I Jung; Myong-do Ro; Joo-Ho Kim; Nak Hyun Kim


Archive | 2005

Information storage medium and apparatus for recording/reproducing info thereon

In-Oh Hwang; Joo-Ho Kim; Hyun-Ki Kim; Nak Hyun Kim


Archive | 2016

PARTICLE SENSING DEVICE AND AIR CONDITIONER INCLUDING THE SAME

Seung Won Oh; Kwon Jin Kim; Jin Gyun Kim; Hyeong Joon Seo; Sun Hee Son; Woo Seog Song; Kang Ho Choi; Nak Hyun Kim; Young Jae Kim; Ji Hong Kim; Hyun Ah Kim; Se Kwan Jeong

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