Matsushita Yu Stephane

マツシタステフアンユウ | Matsushita Yu Stephane

Affiliation and department：
Job title： Institute of Engineering education
Homepage URL (2)： http://db.tohoku.ac.jp/whois/detail/9ae2fd58a2184b8278f5127df996ca3b.html , http://db.tohoku.ac.jp/whois/e_detail/9ae2fd58a2184b8278f5127df996ca3b.html

Research field (1)： Thin-film surfaces and interfaces

Research keywords (4)： Entreprenurship , Higher education , トポロジカル絶縁体 , 熱電効果

Research theme for competitive and other funds (5)：

2021 - 2024 Unusual Thermoelectric properties in Topological Insulators with various Device designs
2018 - 2020 The effects of non-trivial electronic and spin states in the thermoelectric properties of topological materials
2017 - 2020 Direc observation of thermoelectric properties of surface Dirac states on topological insulators
2018 - 2019 トポロジカル絶縁体薄膜におけるエネルギーギャップと熱電物性の相関の解明と新たな熱電変換材料の創生
2017 - 2018 3次元トポロジカル絶縁体BSTS薄膜を用いた表面ディラック電子系の熱電物性の直接観測をその解明

Papers (17)：

Takuma Ogasawara, Kim-Khuong Huynh, Stephane Yu Matsushita, Motoi Kimata, Time Tahara, Takanori Kida, Masayuki Hagiwara, Denis Arčon, Katsumi Tanigaki. Magnetic field induced Anderson localization in the orbital-selective antiferromagnet BaMn2Bi2. Physical Review B. 2022. 106. 4
サンガクレンケイキカク「コンナ『ケンキュウトキョウイク』ガオモシロイ」アントレプレナーキョウイク. 2022. 70. 10. 496-499
Takuma Ogasawara, Kim-Khuong Huynh, Time Tahara, Takanori Kida, Masayuki Hagiwara, Denis Arcon, Motoi Kimata, Stephane Yu Matsushita, Kazumasa Nagata, Katsumi Tanigaki. Large negative magnetoresistance in the antiferromagnet BaMn2Bi2. PHYSICAL REVIEW B. 2021. 103. 12
Kazumasa Nagata, Stephane Yu Matsushita, Xing-Chen Pan, Kim-Khuong Huynh, Katsumi Tanigaki. Large-proximity-induced anomalous Hall effect in Bi2-xSbxTe3-ySey/Cr2Ge2Te6 heterostructure prepared by film transfer method. PHYSICAL REVIEW MATERIALS. 2021. 5. 2
Stephane Yu Matsushita, Kakeru Ichimura, Khuong Kim Huynh, Katsumi Tanigaki. Large thermopower in topological surface state of Sn-BSTS topological insulators: Thermoelectrics and energy-dependent relaxation times. PHYSICAL REVIEW MATERIALS. 2021. 5. 1

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MISC (79)：

Discover “Who do you want to grow into?” before thinking “What do you want to be?”. Change Forward 2022, HASSO PLATTNER Institute of Design at Stanford. 2022
芳賀健也, 川本絵里奈, 川勝年洋, 松下ステファン悠, 山田太郎, 須藤彰三. Nonlinear etching process of Si(110) revealed by Kuramoto-Sivashinsky equation. 日本物理学会講演概要集(CD-ROM). 2022. 77. 1
圓谷貴夫, 山内邦彦, 松下ステファン悠, 谷垣勝己. First-Principles Study on the Surface State of the Three-Dimensional Topological Insulator BiSbTe₂S. 日本物理学会講演概要集(CD-ROM). 2022. 77. 2
池ノ上芳章, 森谷祐一, 松下ステファン悠. 東北大学のアントレプレナー教育の現状と将来像. 青葉工業会報. 2021. 65. 5
松下ステファン悠, 永田一将, HUYNH Kim-Khuong, 谷垣勝己. Electronic transport properties of the Topological insulator surfaces revealed by the magnetic field dependence of thermoelectric properties. 日本物理学会講演概要集(CD-ROM). 2021. 76. 2

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Lectures and oral presentations (34)：

Electronic transport properties of the Topological insulator surfaces revealed by the magnetic field dependence of thermoelectric properties.
(2021)
The large magnetoresistance in BaMn2Bi2 antiferromagnets and its possible origins
(2020)
転写法によるBi1.5Sb0.5Te1.7Se1.3/Cr2Ge2Te6ヘテロ構造の作製と異常ホール効果の観測
(日本物理学会2020年秋季大会 2020)
The scattering mechanism of surface Dirac states of Sn-Bi1.1Sb0.9Te2S revealed by thermoelectric transports.
(2020)
Sn-Bi1.1Sb0.9Te2Sにおける表面ディラック電子による量子ホール効果とゼーベック係数
(日本物理学会 2019年秋季大会 2019)

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Professional career (1)：

Work history (3)：

2022/04 - 現在 Tohoku University Graduate School of Engineering Institute of Engineering education
2020/04 - 2022/03 Tohoku University Advanced Institute for Materials Research Assistant Prof.
2015 - 2020/03 Tohoku University Graduate School of Science Department of Physics Assistant Prof.

Awards (4)：

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