Haga Ken-ichi

ハガケンイチ | Haga Ken-ichi

Affiliation and department：

Research field (3)： Electronic devices and equipment , Electric/electronic material engineering , Inorganic materials

Research keywords (7)： Oxide semiconductors , Sulfide semiconductors , Solution process , Thin-film transistor , Ferroelectric nonvolatile memory , All-solid-state Li-ion battery , Sulfide solid electrolytes

Research theme for competitive and other funds (4)：

2019 - 単一アナログデバイスと局所的学習則を用いるリアルニューロモーフィックシステム
2017 - 2018 印刷エレクトロニクスに向けたカルコゲナイド系層状物質の溶液プロセスの開拓
2017 - 2018 p型カルコゲナイド半導体の液体プロセスの開発と集積回路への展開
印刷エレクトロニクスに向けた遷移金属ダイカルコゲナイドの化学溶液プロセスの開拓

Papers (11)：

Mutsumi Kimura, Yuma Ishisaki, Yuta Miyabe, Homare Yoshida, Isato Ogawa, Tomoharu Yokoyama, Ken-ichi Haga, Eisuke Tokumitsu, Yasuhiko Nakashima. Neuromorphic System Using Memcapacitors and Autonomous Local Learning. IEEE Transactions on Neural Networks and Learning Systems. 2021
Mohit, Tatsuya Murakami, Ken-ichi Haga, Eisuke Tokumitsu. Impact of annealing environment on electrical properties of yttrium-doped hafnium zirconium dioxide thin films prepared by the solution process. Japanese Journal of Applied Physics. 2020. 59. SP. SPPB03
Mohit, Ken-ichi Haga, Eisuke Tokumitsu. Electrical properties of yttrium-doped hafnium-zirconium dioxide thin films prepared by solution process for ferroelectric gate insulator TFT application. Japanese Journal of Applied Physics. 2020. 59. SM. SMMB02
Puneet Jain, Chang Su, Ken-ichi Haga, Eisuke Tokumitsu. Electrical and patterning properties of direct nanoimprinted indium oxide (In₂O₃) and indium tin oxide (ITO). Japanese Journal of Applied Physics. 2019. 58. SD. SDDJ05
Puneet Jain, Yuji Nakabayashi, Ken-ichi Haga, Eisuke Tokumitsu. Electrical properties of In₂O₃ and ITO thin films formed by solution process using In(acac)₃ precursors. Japanese Journal of Applied Physics. 2019. 59. SC. SCCB12

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Lectures and oral presentations (8)：

Sub-20 Nm Thick Ferroelectric Hf-Zr-O Flims Fabricated by Solution Process for Ferroelectric-Gate TFT Applications
(薄膜材料デバイス研究会第16回研究集会 2019)
Fabrication of solution processed WS<sub>2</sub> thin flm
(The 80th JSAP Autumn Meeting, 2019 2019)
Bi3.25La0.75Ti3O12薄膜をシナプスに用いたニューラルネットワーク
(映像情報メディア学会 2018)
Crystallization Mechanism and Crystallographic Orientation Control of (Bi,La)4Ti3O12 (BLT) Films by Sol-gel technique
(13th European Meeting on Ferroelectricity (EMF2015) 2015)
酸化物チャネル強誘電体ゲート薄膜トランジスタのソース・ドレイン構造とスイッチング特性
(第31回強誘電体応用会議 (FMA31) 2014)

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Education (2)：

2009 - 2014 Tokyo Institute of Technology
2005 - 2009 Tokyo Institute of Technology School of Engineering

Professional career (1)：

博士(工学) (東京工業大学)

Work history (6)：

2022/12 - 現在 Kioxia Corporation Institute of Memory Technology Research and Development
2022/04 - 2022/11 Mitsubishi Materials Corporation Innovation Center Associate Researcher
2021/10 - 2022/03 Mitsubishi Materials Corporation Central Research Institute
2020/03 - 2021/09 Mitsubishi Materials Corporation Central Research Institute
2019/11 - 2020/02 Japan Advanced Institute of Science and Technology Center for Single Nanoscale Innovative Devices Reseacher

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