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PUBLICATION

 

2021

Abnormal Thermal Instability of Al-InSnZnO Thin-Film Transistor by Hydroxyl-Induced Oxygen Vacancy at SiOx/Active Interface

IEEE Electron Device Letters

Guk-Jin Jeon+, Junghoon Yang+, Seung Hee Lee, Wooseok Jeong, and Sang-Hee Ko Park*

2021

Suppressing Channel Shortening Effect of Self-Aligned Coplanar Al-doped In-Sn-Zn-O TFTs Using Mo-Al Source/Drain Electrode as Cu Diffusion Barrier

Journal of Alloys and Compounds

Wooseok Jeong, Jörg Winkler, Hennrik Schmid, Kwang heum Lee, Sang-Hee Ko Park*

2020

Crystalline Phase-Controlled High-Quality Hafnia Ferroelectric With RuO2 Electrode

IEEE Transactions on Electron Devices

Youngin Goh, Sung Hyun Cho, Sang-Hee Ko Park*, and Sanghun Jeon

2020

Oxygen Vacancy Control as a Strategy to Achieve Highly Reliable Hafnia Ferroelectrics Using Oxide Electrode

Nanoscale

Youngin Goh+, Sung Hyun Cho+, Sang-Hee Ko Park*, and Sanghun Jeon

2020

Ultrathin Nanofibrous Membranes Containing Insulating Microbeads for Highly Sensitive Flexible Pressure Sensors

ACS Applied Materials & Interfaces

Taiyu Jin, Yan Pan, Guk-Jin Jeon, Hye-In Yeom, Shyue Zhang, Kyung-Wook Paik, and Sang-Hee Ko Park*

2020

A highly sensitive, stable, scalable pressure sensor based on a facile baking-inspired foaming process for a human-computer interfaces

Journal of Materials Chemistry C

Guk-jin Joen+, Hye-In Yeom+, Taiyu jin, Jingyu Kim, Junghoon Yang and Sang-Hee Ko Park*

2020

Solution-Processed, Photo-Patternable Fluorinated Sol-Gel Hybrid Materials as a Bio-Fluidic Barrier for Flexible Electronic Systems

Advanced Electronic Materials (Cover)

Injun Lee, Yong Ho Kim, Jinhyeong Jang, Kwang-Heum Lee, Junho Jang, Young-Woo Lim, Sang-Hee Ko Park, Chan Beum Park, Wonyung Lee, and Byeong-Soo Bae

2019

Interface tailoring through the supply of optimized oxygen and hydrogen to semiconductors for highly stable top-gate-structured high-mobility oxide thin-film transistors

RSC Advances

Jong Beom Ko, Seung-Hee Lee, Kyung Woo Park and Sang-Hee Ko Park*

2019

Effect of High Film Stress of Mo Source and Drain Electrodes on Electrical Characteristics of Al Doped InZnSnO TFTs

IEEE Electron Device Letters

Jaehan Bae, Boo Soo Ma, Gukjin Jeon, Wooseok Jeong, Chang Han Je, Taek-Soo Kim, and Sang-Hee Ko Park*

2019

Highly Sensitive Active-Matrix Driven Self-Capacitive Fingerprint Sensor based on Oxide Thin Film Transistor

Scientific Reports

Guk-Jin Jeon, Seung-Hwan Lee, Seung Hee Lee, Jun-Bo Shim, Jong-Hyun Ra, Kyoung Woo Park, Hye-In Yeom, Yunyong Nam, Oh-Kyong Kwon, and Sang-Hee Ko Park*

2019

High-Performance Thin H:SiON OLED Encapsulation Layer Deposited by PECVD at Low Temperature

RSC Advances

Kyoung Woo Park, Seunghee Lee, Hyunkoo Lee, Yong-Hwan Cho, Yong Cheon Park, Sung Gap Im, and Sang-Hee Ko Park*

2019

Effects of Hydroxyl Group in AlOx Gate Insulator on the Negative Bias Illumination Instability of In-Ga-Zn-O Thin Film Transistors

Physica Status Solidi A

Kyoung Woo Park, Gukjin Jeon, Seunghee Lee, Jong Beom Ko, and Sang-Hee Ko Park*

2018

Inorganic Polymer Micropillar-Based Solution Shearing of Large-Area Organic Semiconducto Thin Films with Pillar-Size-Dependent Crystal Size

Adavanced Materials (Cover)

Jin-Oh Kim, Jeong-Chan Lee, Min-Ji Kim, Hyunwoo Noh, Hye-In Yeom, Jong Beom ko, Tae Hoon Lee, Sang-Hee Ko Park, Dong-Pyo Kim and Steve Park

2018

Metal Nanoparticle Array as Tunable Refractive Index Material over Broad Visible and Infrared Wavelengths

ACS Photonics

Reehyang Kim, Kyungjae Chung, Ju Young Kim, Yunyong Nam, Sang-Hee Ko Park, and Jonghwa Shin

2018

Effect of hydrogen diffusion in an In–Ga–Zn–O thin film transistor with an aluminum oxide gate insulator on its electrical properties

RSC Advances

Yunyong Nam, Hee-Ok Kim, Sung Haeng Cho and Sang-Hee Ko Park*

2018

Memristive Logic‐in‐Memory Integrated Circuits for Energy‐Efficient Flexible Electronics

Advanced Functional Materials (Cover)

Byung Chul Jang+, Yunyong Nam+, Beom Jun Koo, Junhwan Choi, Sung Gap Im, Sang‐Hee Ko Park*, Sung-Yool Choi

2017

Investigation on the Hump Effect Utilizing the Capacitance–Voltage Characteristics of a-InGaZnO Thin Film Transistor

Journal of Nanoscience and Nanotechnology

Dong-Uk Kim, Sang-Hee Ko Park, Heehwan Choe, Jae-Hong Jeon

2017

Efficient Suppression of Defects and Charge Trapping in High Density In-Sn-Zn-O Thin Film Transistor Prepared using Microwave-assisted Sputtering Method

 ACS Applied Materials & Interfaces

Youngin Goh+, Jaehan Ahn+, Jeong Rak Lee, Wan Woo Park, Sang-Hee Ko Park*, and Sanghun Jeon

2017

Outstanding Performance as Cu Top Gate IGZO TFT With Large Trans-Conductance Coefficient by Adopting Double-Layered Al2O3/SiNx Gate Insulator

Physica Status Solidi A

Yujin Kim, Kwang-Heum Lee, Geumbi Mun, Kyeongwoo Park, Sang-Hee Ko Park*

2017

Electro-Thermal Annealing Method for Recovery of Cyclic Bending Stress in Flexible a-IGZO TFTs

IEEE Transactions on Electron Devices

Myung Keun Lee, Choong-Ki Kim, Jeong Woo Park, Eungtaek Kim, Myeong-Lok Seol, Jun-Young Park, Yang-Kyu Choi, Sang-Hee Ko Park, Kyung Cheol Choi