Yubuta Kunio

ユブタクニオ | Yubuta Kunio

Affiliation and department：
Job title： Associate Professor
Other affiliations (1)：

Tohoku University 大学院担当: 大学院工学研究科・工学部知能デバイス材料学専攻

Homepage URL (2)： http://db.tohoku.ac.jp/whois/detail/dfb10d28d7e873172ec13449d90710b7.html , http://db.tohoku.ac.jp/whois/e_detail/dfb10d28d7e873172ec13449d90710b7.html

Research field (1)： Metallic materials

Research keywords (3)：構造物性 , 結晶構造 , 電子顕微鏡

Research theme for competitive and other funds (29)：

1998 - 現在 High-resolution electron microscopic observation of irradiation effects on materials
1998 - 現在 Radiation damage on Metals and Semiconductor
2020 - 2025 天然鉱物に内在する不均一特異構造の解明とミメシス素材創生プログラム
2020 - 2022 整合・不整合多重周期をもつ第13族元素ハイパーマテリアルの構造秩序
2019 - 2022 Local crystal structure and phase stability of rare earth-metal borides with boron dimensional network structure

2017 - 2022 Alloy Design of High-Entropy Alloys Based on Screening Hypothesis and Statistical Decision Principle and Fabrications of New Alloys

2012 - 2017 Fabrication of High-Entropy Bulk Metallic Glasses based on Confusion Principle, Clarification of their Properties and their Application

2012 - 2015 Control of microstructure for eutectic alloys and development of novel catalytic materials

2011 - 2015 Synthesis of high strength Fe-based bulk hetero metallic glass by self-organization phenomena.

2011 - 2013 Preparation and application of nanoporous metals by using dealloying in a metallic melt

2010 - 2012 Development of low elastic modulus titanium alloys forbone substitution

2010 - 2012 Creation of β diketonate metal complex controlled chemical composition and structure and application to thin film device using it for starting materials

2009 - 2011 Clarification of Local Atomic Arrangements of Metallic Glasses by Plastic Crystal Model and Fabrication of New Bulk Metallic Glasses

2009 - 2010 Structural incommensuration and imaging for valence fluctuation of conductive ions for misfit-layered thermoelectric compounds

2008 - 2010 Synthesis of newly Fe-metalloids bulk amorphous alloys with high Fe content and prospecting the mechanism of their amorphous-forming ability

2007 - 2010 Development of Dimension-Controlled Narrow-gap Semiconductor Devices

2007 - 2009 Synthesis of large-size nanocrystal-toughened Cu-based bulk metallic glasses with excellent plasticity by controlling solidification

2007 - 2008 Development of higher-boride type super hard materials

2006 - 2008 Research of high-efficiency visible type photocatalyst aggregated by nano-crystalline zinc oxide

2006 - 2008 Crystal Structure and Electronic Transport Properties of Chemically Modified Layered Cobalt Oxides

2003 - 2007 原子炉圧力容器鋼中の照射誘起ナノ析出物および欠陥の形成・発達過程の解明と制御

2003 - 2005 Study of Nano-Clustering Mechanism by Positron Annihilation and 3D Atom Probe

2001 - 2004 Improvement in radiation resistance in refractory transition metals such as tungsten by radiation induced ductilization

2001 - 2002 Study of Atomic and Electronic Structures of Nano-Particles in the Early Stages of Their Formation Using Self-Searching Positrons

2000 - 2001 DEVELOPMENT OF NEW NONDESTRUCTIVE INSPECTION METHOD FOR CREEP RUPTURE OF HEAT-RESISTING FERRITE STEELS USING POSITRON ANNIHILATION TECHNIQUE

2000 - 2001 DEVELOPMENT OF ONE DIMENSIONAL ANGULAR CORRELATION OF POSITRON ANNIHILATION RADIATION MEASU REING WIDE MOMENTUM REGION FOR NON-DESTRUCTIVE INSPECTION OF NUCLEAR REACTOR PRESSURE VESSEL

1999 - 2000 高分解能電子顕微鏡観察による魔法数をもつ空孔型欠陥の同定とその挙動解明

1998 - 2000 Chemical Analysis and Electronic Structure Studies of Vacancy-Type Defects by Measuring Positron Annihilation Momentum Distribution in Wide Range

1997 - 1999 Development of tungsten alloys for high-heat-flux components application

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Papers (312)：

Makoto Tokuda, Kunio Yubuta, Toetsu Shishido, Kazumasa Sugiyama. Redetermination of the crystal structure of yttrium chromium tetraboride, YCrB₄, from single-crystal X-ray diffraction data. Acta Crystallographica Section E Crystallographic Communications. 2023. 79. 11. 1072-1075
Mirabbos Hojamberdiev, Juan Manuel Mora-Hernandez, Ronald Vargas, Eva Maria Heppke, Kunio Yubuta, Akira Yamakata, Zukhra Kadirova, Leticia Torres-Martinez, Katsuya Teshima, Martin Lerch. Eliciting the contribution of TiN to photoelectrochemical performance enhancement of Imma-LaTiO2N at neutral pH. MATERIALS TODAY ENERGY. 2022. 27
Mirabbos Hojamberdiev, Bozena Czech, Anna Wasilewska, Anna Boguszewska-Czubara, Kunio Yubuta, Hajime Wagata, Shahlo S. Daminova, Zukhra C. Kadirova, Ronald Vargas. Detoxifying SARS-CoV-2 antiviral drugs from model and real wastewaters by industrial waste-derived multiphase photocatalysts. JOURNAL OF HAZARDOUS MATERIALS. 2022. 429
Makoto Tokuda, Kunio Yubuta, Toetsu Shishido, Kazumasa Sugiyama. Redetermination of the crystal structures of rareearth trirhodium diboride RERh3B2(RE = Pr, Nd and Sm) from single-crystal X-ray data. Acta Crystallographica Section E: Crystallographic Communications. 2022. 78. 76-79
Mirabbos Hojamberdiev, J. Manuel Mora-Hernandez, Ronald Vargas, Akira Yamakata, Kunio Yubuta, Eva Maria Heppke, Leticia M. Torres-Martínez, Katsuya Teshima, Martin Lerch. Time-Retrenched Synthesis of BaTaO2N by Localizing an NH3 Delivery System for Visible-Light-Driven Photoelectrochemical Water Oxidation at Neutral pH: Solid-State Reaction or Flux Method?. ACS Applied Energy Materials. 2021. 4. 9. 9315-9327

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MISC (69)：

川又透, 徳田誠, 中村由梨江, 湯葢邦夫, 杉山和正. Structural role of low concentration elements in amorphous alloys. 東北大学金属材料研究所新素材共同研究開発センター共同利用研究報告書(CD-ROM). 2021. 2020
川又透, 徳田誠, 中村友梨江, 湯葢邦夫, 杉山和正. Structural role of low concentration elements in amorphous alloys. 東北大学金属材料研究所新素材共同研究開発センター共同利用研究報告書(CD-ROM). 2020. 2019
湯葢邦夫, 野村明子, 菅原孝昌, 吉川彰, 杉山和正, 宍戸統悦, 神津薫, 山崎貴, 岡田繁, 森孝雄. Local structure in ScRh₃B_0.6 compound. Journal of Flux Growth. 2019. 14. 2
森秀太, 湯葢邦夫, 杉山和正, 宍戸統悦. 層状構造を有するRE-Rh-B化合物の結晶構造解析. 日本金属学会東北支部研究発表大会予稿集. 2019. 18th
宍戸統悦, 菅原孝昌, 野村明子, 湯葢邦夫, 黒澤俊介, 吉川彰. β-Ga2O3ナノマテリアルの成長に関する研究 -成長機構,成長方位と成長面,形状制御性-. J. Flux Growth. 2018. 13. 60-66

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Lectures and oral presentations (64)：

Aluminum-Doped Zinc Oxide Transparent Conducting Films Fabricated by Spray Chemical Vapor Deposition
(TACT 2011 International Thin Films Conference 2011)
Modulated Crystal Structure of Layered Cobaltate α'-NaxCoO2 (x~ 0.75)
(1st Aisa-Oceania Conference on Neutron Scattering 2011)
Neutron Monochromator Development at IMR Tohoku University
(1st Aisa-Oceania Conference on Neutron Scattering 2011)
Nanostructure of ZnO Micro-Chains Studied by Electron Microscopy
(15th International Conference on Thin Films 2011)
Local Structural Ordering in Cluster-Glass R2CuSi3 (R = Ce and Nd) Compounds from HRTEM Image
(15th International Conference on Thin Films 2011)

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Committee career (8)：

2006/12 - 現在日本フラックス成長研究会出版委員会委員
2006/12 - 現在日本フラックス成長研究会出版委員会委員
2013/03 - 2015/04 日本金属学会日本金属学会会報編集委員
2013/03 - 2015/04 日本金属学会日本金属学会会報編集委員
2013/01 - 2014/12 日本フラックス成長研究会監事

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Awards (2)：

2010/08/27 - IUMRS-ICEM 2010 (Seoul Korea, 22-27 August 2010) Best Poster Presentation Awards
2005/12/28 - Materials Research Society of Japan 16th of Symposium of Materials Research Society of JapanCertificate of Award for Encouragement of Research of Materials Science.

Association Membership(s) (2)：

日本電子顕微鏡学会 , 日本金属学会

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