HATANO Takafumi

ハタノタカフミ | HATANO Takafumi

Affiliation and department：

Research field (2)： Thin-film surfaces and interfaces , Magnetism, superconductivity, and strongly correlated systems

Research theme for competitive and other funds (6)：

2023 - 2026 30K以上の温度域で動作する鉄系超伝導体ベース単一光子検出器の開発
2020 - 2023 Fundamental studies on the practical use of liquid helium-free, medium-temperature superconducting wires
2017 - 2020 Growth of high-quality thin films of the novel ZnAs-based magnetic semiconductors and improving the properties
2016 - 2018 field effect tuning of light elements in functional thin films
2014 - 2016 Gate-induced redox reaction in an iron oxide based electric double layer transistor

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Papers (48)：

Sunao Shimizu, Hiroki Shioya, Takafumi Hatano, Kazumoto Miwa, Akira Oiwa, Shimpei Ono. Electrically induced insulator-to-metal transition in InP-based ion-gated transistor. Scientific Reports. 2024. 14. 1
Takafumi Hatano, Dongyi Qin, Kazumasa Iida, Hongye Gao, Zimeng Guo, Hikaru Saito, Satoshi Hata, Yusuke Shimada, Michio Naito, Akiyasu Yamamoto. High tolerance of the superconducting current to large grain boundary angles in potassium-doped BaFe2As2. NPG Asia Materials. 2024. 16. 1
Kazumasa Iida, Yoshihiro Yamauchi, Takafumi Hatano, Kai Walter, Bernhard Holzapfel, Jens Hänisch, Zimeng Guo, Hongye Gao, Haoshan Shi, Shinnosuke Tokuta, et al. Structural analysis and transport properties of [010]-tilt grain boundaries in Fe(Se,Te). Science and Technology of Advanced Materials. 2024
K. Takada, J. Shibutani, K. Yagi, F. Ikawa, Y. Yokoyama, D. Hirai, Y. Okamoto, N. Katayama, Y. Umena, L. M. G. H. Chavas, et al. Electric field-induced volume change in pyro-vanadate-phosphates: Toward an alternative actuator architecture. Applied Physics Letters. 2024. 125. 4
Atsuro Yoshikawa, Takafumi Hatano, Hiroto Hibino, Hiroya Imanaka, Hiroshi Ikuta. Fabrication of microstrips of iron-based superconductor NdFeAs(O,H). Superconductor Science and Technology. 2024. 37. 8. 085008-085008

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MISC (28)：

飯田和昌, 飯田和昌, 山内慶洋, 畑野敬史, 畑野敬史, HAENISCH Jens, GUO Zimeng, GUO Zimeng, GAO Hongye, 徳田進之介, et al. Fabrication of symmetric [010]-tilt grain boundaries of Fe(Se,Te). 応用物理学会秋季学術講演会講演予稿集(CD-ROM). 2023. 84th
QIN Dongyi, 飯田和昌, 飯田和昌, 畑野敬史, 畑野敬史, GUO Zimeng, GUO Zimeng, GAO Hongye, 波多總, 波多總, et al. Influence of buffer layer on the superconducting properties of (Ba,K)Fe₂As₂ epitaxial thin films on oxide substrates. 応用物理学会春季学術講演会講演予稿集(CD-ROM). 2022. 69th
山内慶洋, 飯田和昌, 飯田和昌, 畑野敬史, 畑野敬史, GUO Zimeng, GUO Zimeng, GAO Hongye, 徳田進之介, 徳田進之介, et al. Film growth and evaluation of Fe(Se,Te) and fabrication of [010]-tilt bicrystal thin films. 応用物理学会秋季学術講演会講演予稿集(CD-ROM). 2022. 83rd
QIN Dongyi, 飯田和昌, 飯田和昌, 畑野敬史, 畑野敬史, WANG Chao, 斉藤光, 斉藤光, 波多總, 波多總, et al. Growth of (Ba,K)Fe₂As₂ Epitaxial Thin Films on Oxide Substrates. 応用物理学会春季学術講演会講演予稿集(CD-ROM). 2021. 68th
QIN Dongyi, 飯田和昌, 飯田和昌, 畑野敬史, 畑野敬史, WANG Chao, GUO Zimeng, GUO Zimeng, GAO Hongye, 斉藤光, et al. Superconducting Properties of (Ba,K)Fe₂As₂ Epitaxial Thin Films on Oxide Substrates. 応用物理学会秋季学術講演会講演予稿集(CD-ROM). 2021. 82nd

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Patents (3)：

Lectures and oral presentations (16)：

Doping dependence of anisotropy and critical current density in NdFeAs(O,H) thin films
(The 36th International Symposium on Superconductivity ISS2023 2023)
The H content dependence of the anisotropy of NdFeAs(O,H)
(2022)
Critical current properties of artificial grain boundaries of K-doped BaFe2As2 realized on MgO bicrystal substrates
(Materials Research Meeting 2021 (MRM2021) 2021)
Realization of artificial bicrystal grain boundary of K-doped BaFe2As2 and evaluation of its transport properties
(European Conference on Applied Superconductivity 2021 (EUCAS2021) 2021)
Epitaxial growth of single crystalline thin films and their physical properties
(The Second International Symposium of Negative Thermal Expansion and Related Materials (ISNTE-II), 2018)

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