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PUBLICATION

JOURNALS

2009

Al-Zn-Sn-O Thin Film Transistors with Top and Bottom Gate Structure for AMOLED

IEICE TRANSACTIONS on Electronics

Doo-Hee CHO, Sang-Hee Ko PARK, Shinhyuk YANG, Chunwon BYUN, Min Ki RYU, Jeong-Ik LEE, Chi-Sun HWANG, Sung Min YOON, Hye Yong CHU, Kyoung Ik CHO

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2009

Impact of Sn/Zn ratio on the gate bias and temperature-induced instability of Zn-In-Sn-O thin film transistors

Applied Physics Letters

Min Ki Ryu, Shinhyuk Yang, Sang-Hee Ko Park, Chi-Sun Hwang, and Jae Kyeong Jeong

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2009

Channel Protection Layer Effect on the Performance of Oxide TFTs

ETRI Journal

Park Sang-Hee Ko; CHO Doo-Hee ; HWANG Chi-Sun ; YANG Shinhyuk ; MIN KI RYU ; BYUN Chun-Won ; SUNG MIN YOON ; CHEONG Woo-Seok ; KYOUNG IK CHO ; JEON Jae-Hong

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2009

Effect of ZnO channel thickness on the device behaviour of nonvolatile memory thin film transistors with double-layered gate insulators of Al2O3 and ferroelectric polymer

Journal of Physics D: Applied Physics

Sung-Min Yoon , Shin-Hyuk Yang , Sang-Hee Ko Park, Soon-Won Jung , Doo-Hee Cho , Chun-Won Byun , Seung-Youl Kang , Chi-Sun Hwang and Byoung-Gon Yu

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2009

High performance thin film transistor with cosputtered amorphous Zn-In-Sn-O channel: Combinatorial approach

Applied Physics Letters

Ryu, Min Ki; Yang, Shinhyuk; Park, Sang-Hee Ko; Hwang, Chi-Sun; Jeong, Jae Kyeong

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2009

Light Effects on the Bias Stability of Transparent ZnO Thin Film Transistors

ETRI Journal

Jae-Heon Shin, Ji-Su Lee, Chi-Sun Hwang, Sang-Hee Ko Park, Woo-Seok Cheong, MR Ryu, Chun-Won,Byun, Jeong-lk Lee and Hye Yyong Chu

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2009

Impact of device configuration on the temperature instability of Al-Zn-Sn-O thin film transistors

Applied Physics Letters

Jeong, Jae Kyeong; Yang, Shinhyuk; Cho, Doo-Hee; Park, Sang-Hee Ko; Hwang, Chi-Sun; Cho, Kyoung Ik

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2009

Electrical, structural and optical characterization of copper oxide thin films as a function of post annealing temperature

Phys. Status Solidi A

V. Figueiredo1, E. Elangovan1, G. Gonc¸alves1, N. Franco, E. Alves, S.H.K. Park, R. Martins, and E. Fortunato

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2009

Properties of MIS Capacitors Using the Atomic-Layer-Deposited ZnO Semiconductor and Al2O3 Insulator

Journal of The Electrochemical Society

Jaewon Song, Him Chan Oh, Tae Joo Park, Cheol Seong Hwang, Sang-Hee Ko Park, Sung Min Yoon, and Chi-Sun Hwang

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2008

Effects of Gate Bias Stress on the Electrical Characteristics of ZnO Thin Film Transistor

Journal of the Korean Physical Society

JEON Jae-Hong ; CHOE Hee-Hwan ; LEE Kang-Woong ; SHIN Jae-Heon ; HWANG Chi-Sun ; PARK, Sang-Hee Ko ; SEO Jong-Hyun

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2008

High-performance solution-processed triisopropylsilylethynyl pentacene transistors and inverters fabricated by using the selective self-organization technique

Applied Physics Letters

Se Hyun Kim, Danbi Choi, Dae Sung Chung, Chanwoo Yang, Jaeyoung Jang, Chan Eon Park, and Sang-Hee Ko Park

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2008

Fabrication of Oxide TFTs with Al2O3/ZnO Gate Stacks Patterned Using a Dry Etching Method

Electrochemical and Solid-State Letters

Sung-Min Yoon, Sang-Hee Ko Park, Chi-Sun Hwang, Hye Yong Chu, and Kyoung Ik Cho

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2008

Enhancement of a top emission organic light-emitting diode with a double buffer layer

Synthetic Metals

Sung Mook Chung, Chi-Sun Hwang, Jeong-Ik Lee, Sang Hee Ko Park, Yong Suk Yang, Lee-Mi Do and Hye Yong Chu

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2008

Transparent thin-film transistors with zinc oxide semiconductor fabricated by reactive sputtering using metallic zinc target

Thin Solid Films

Woo-Seok Cheong, Min-Ki Ryu, Jae-heon Shin, Sang-Hee Ko Park, and Chi-Sun Hwang

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2008

Thin-film passivation by atomic layer deposition for organic field-effect transistors

Applied Physics Letters

Hayoung Jeon, Kwonwoo Shin, Chanwoo Yang, Chan Eon Park, and Sang-Hee Ko Park

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2008

Transparent Al–Zn–Sn–O thin film transistors prepared at low temperature

Applied Physics Letters

Doo-Hee Cho, Shinhyuk Yang, Chunwon Byun, Jaeheon Shin, Min Ki Ryu, Sang-Hee Ko Park, Chi-Sun Hwang, Sung Mook Chung, Woo-Seok Cheong, Sung Min Yoon, and Hye-Yong Chu

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2008

Transparent ZnO-TFT arrays fabricated by atomic layer deposition

Electrochemical and Solid-State Letters

Sang-Hee Ko Park, Chi-Sun Hwang, Hu Young Jeong, Hye Yong Chu, and Kyoung Ik Cho

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2007

Enhancement of Luminance Characteristics in Top-Emission Organic Light Emitting Diode with Cr/Al/Cr Anodes

Japanese Journal of Applied Physic

Sung Mook Chung, Chi-Sun Hwang, Jeong-Ik Lee, Sang Hee Ko Park, Yong Suk Yang, Lee-Mi Do, and Hye Yong Chu

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2007

Top emission organic light emitting diode with a Cr/Al/Cr anode

Synthetic Metals

Sung Mook Chung, Chi-Sun Hwang, Jeong-Ik Lee, Sang-Hee Ko Park, Yong Suk Yang, Lee-Mi Do and Hye Yong Chu

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2007

Effects of Barrier Layers on the Electrical Behaviors of Phase-Change Memory Devices Using Sb-Rich Ge-Sb-Te Films

Integrated Ferroelectrics 

Sung-Min Yoon; Kyu-Jeong Choi; Sang-Hee Ko Park;Seung-Yun Lee; Young-Sam Park; Byoung-Gon Yu

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