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Dae Hwan Kim

Researcher at Kookmin University

Publications -  307
Citations -  4721

Dae Hwan Kim is an academic researcher from Kookmin University. The author has contributed to research in topics: Thin-film transistor & Threshold voltage. The author has an hindex of 27, co-authored 267 publications receiving 3737 citations. Previous affiliations of Dae Hwan Kim include Chung-Ang University & Seoul National University.

Papers
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Proceedings ArticleDOI

High performance amorphous oxide thin film transistors with self-aligned top-gate structure

TL;DR: In this paper, a self-aligned top-gate amorphous oxide TFTs for large size and high resolution displays are presented, where Ar plasma is exposed on the source/drain region of active layer to minimize the source and drain series resistances.
Journal ArticleDOI

Extraction of Subgap Density of States in Amorphous InGaZnO Thin-Film Transistors by Using Multifrequency Capacitance–Voltage Characteristics

TL;DR: In this paper, an extraction technique for subgap density of states (DOS) in an n-channel amorphous InGaZnO thin-film transistor (TFT) by using multifrequency capacitancevoltage (C -V) characteristics is proposed and verified by comparing the measured I-V characteristics with the technology computer-aided design simulation results incorporating the extracted DOS as parameters.
Journal ArticleDOI

Highly Stable Transparent Amorphous Oxide Semiconductor Thin‐Film Transistors Having Double‐Stacked Active Layers

TL;DR: Amorphous oxide semiconductors have many advantages over conventional amorphous and polycrystalline silicon that are used for the channel layers of thin-fi lm transistors (TFTs), including a good short-range uniformity, a high-effect mobility, a large area uniform integration, a low cost and low temperature fabrication process, transparency, etc.
Journal ArticleDOI

Transparent, Flexible Strain Sensor Based on a Solution-Processed Carbon Nanotube Network.

TL;DR: A sandwich-like structured strain sensor with excellent optical transparency based on highly purified, solution-processed, 99% metallic CNT-polydimethylsiloxane (PDMS) composite thin films that can be applied and controlled based on the need of individual applications.
Journal ArticleDOI

Study on the Photoresponse of Amorphous In–Ga–Zn–O and Zinc Oxynitride Semiconductor Devices by the Extraction of Sub-Gap-State Distribution and Device Simulation

TL;DR: The concept of activation energy window (AEW) is introduced to explain the occurrence of PPC effects by photoinduced electron doping, which is likely to be associated with the formation of peroxides in the semiconductor.