Ozawa Takahiro 小澤孝拓

Researcher Number	20910144
Other IDs
Affiliation (Current)	2026: 東京大学, 生産技術研究所, 助教
Affiliation (based on the past Project Information) *help	2021 – 2024: 東京大学, 生産技術研究所, 助教
Review Section/Research Field	Principal Investigator Basic Section 29020:Thin film/surface and interfacial physical properties-related / 0202:Condensed matter physics, plasma science, nuclear engineering, earth resources engineering, energy engineering, and related fields Except Principal Investigator Basic Section 29020:Thin film/surface and interfacial physical properties-related
Keywords	Principal Investigator 水素 / 拡散 / 金属水素化物 / グラフェン / 金属絶縁体転移 / ペロブスカイト / ニッケル酸化物 / 量子効果 Except Principal Investigator 走査トンネル顕微鏡 / 水素吸蔵特性 / 水素吸蔵金属 / 界面磁気結合 / 水素吸蔵

界面磁気結合を活用した新規水素吸蔵機能の創出
- Principal Investigator
  
  宮町俊生
- Project Period (FY)
  2024 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 29020:Thin film/surface and interfacial physical properties-related
- Research Institution
  Nagoya University
グラフェン/金属ナノ積層膜を水素透過バリアとして用いた高濃度水素化物の合成Principal Investigator
- Principal Investigator
  
  小澤孝拓
- Project Period (FY)
  2024 – 2025
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 29020:Thin film/surface and interfacial physical properties-related
- Research Institution
  The University of Tokyo
Study of hydrogen-induced metal-insulator transition in RNiO3 and its exploration of high concentration phasesPrincipal Investigator
- Principal Investigator
  
  Ozawa Takahiro
- Project Period (FY)
  2022 – 2023
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 29020:Thin film/surface and interfacial physical properties-related
- Research Institution
  The University of Tokyo
Study of interactions with phonons, electrons and hydrogen in proton quantum diffusionPrincipal Investigator
- Principal Investigator
  
  Ozawa Takahiro
- Project Period (FY)
  2021 – 2022
- Research Category
  
  Grant-in-Aid for Research Activity Start-up
- Review Section
  
  0202:Condensed matter physics, plasma science, nuclear engineering, earth resources engineering, energy engineering, and related fields
- Research Institution
  The University of Tokyo

All 2025 2024 2023 2022 2021

All Journal Article Presentation

[Journal Article] Isotope-dependent site occupation of hydrogen in epitaxial titanium hydride nanofilms2024
- Author(s)
  Ozawa T.、Sugisawa Y.、Komatsu Y.、Shimizu R.、Hitosugi T.、Sekiba D.、Yamauchi K.、Hamada I.、Fukutani K.
- Journal Title
  
  Nature Communications
  
  Volume: 15 Issue: 1 Pages: 9558-9558
- DOI
  10.1038/s41467-024-53838-6
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21H04650, KAKENHI-PROJECT-23K23221, KAKENHI-PROJECT-24K17612
[Journal Article] Hydrogen absorption in an epitaxial thin film of high-entropy perovskite oxide2024
- Author(s)
  Takahiro Ozawa, Kaidong Wang, Kazunori Nishio, Ryota Shimizu, Taro Hitosugi, Katsuyuki Fukutani
- Journal Title
  
  J. Vac. Sci. Technol. A
  
  Volume: 42 Issue: 2 Pages: 023402-023402
- DOI
  10.1116/6.0003256
- Peer Reviewed
- Data Source
  KAKENHI-PUBLICLY-22H04506, KAKENHI-PROJECT-22K14600
[Journal Article] Controlling dual Mott states by hydrogen doping to perovskite rare-earth nickelates2023
- Author(s)
  Matsuzawa Ikuya、Ozawa Takahiro、Nishiya Yusuke、Sidik Umar、Hattori Azusa N.、Tanaka Hidekazu、Fukutani Katsuyuki
- Journal Title
  
  Physical Review Materials
  
  Volume: 7 Issue: 8 Pages: 085003-085003
- DOI
  10.1103/physrevmaterials.7.085003
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23K22633, KAKENHI-PROJECT-22K14600
[Presentation] 抵抗測定を用いたV中水素の拡散計測と数値解析2025
- Author(s)
  小澤孝拓, S. S. Das, 中西寛, 福谷克之
- Organizer
  日本物理学会 2025年春季大会
- Data Source
  KAKENHI-PROJECT-24K17612
[Presentation] Hydrogen diffusion in Pd and Pd-based nanostructured films2025
- Author(s)
  S.S. Das, T. Ozawa, and K. Fukutani
- Organizer
  日本物理学会 2025年春季大会
- Data Source
  KAKENHI-PROJECT-24K17612
[Presentation] Observation of quantum diffusion of Hydrogen in epitaxial Vanadium film2024
- Author(s)
  S. S. Das,T. Ozawa,T. Kawauchi, H. Nakanishi and K. Fukutani
- Organizer
  日本物理学会第79回年次大会（2024年）
- Data Source
  KAKENHI-PROJECT-24K17612
[Presentation] 水素の静的・動的振舞における量子性の直接観測2024
- Author(s)
  小澤孝拓
- Organizer
  日本MRS水素科学技術連携研究会
- Invited
- Data Source
  KAKENHI-PROJECT-24K17612
[Presentation] 水素による物性制御と共鳴核反応法を用いた構造評価2024
- Author(s)
  小澤孝拓
- Organizer
  日本表面真空学会マイクロビームアナリシス技術部会第17回研究会
- Invited
- Data Source
  KAKENHI-PROJECT-22K14600
[Presentation] Structure analysis of near-surface hydrogen by Channeling NRA2024
- Author(s)
  Takahiro Ozawa
- Organizer
  15th International Symposium on Atomic Level Characterizations for New Materials and Devices '24
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14600
[Presentation] Hydrogen absorption in high-entropy oxide epitaxial thin films2024
- Author(s)
  Takahiro Ozawa, Kaidong Wang, Kazunori Nishio, Ryota Shimizu, Taro Hitosugi, Katsuyuki Fukutani
- Organizer
  日本物理学会2024年春季大会
- Data Source
  KAKENHI-PROJECT-22K14600
[Presentation] 水素による物性制御と共鳴核反応法を用いた構造評価2024
- Author(s)
  小澤孝拓
- Organizer
  MBA部会第17回研究会
- Invited
- Data Source
  KAKENHI-PROJECT-24K17612
[Presentation] 昇温脱離ガス分析法を用いた Pd/Ni 薄膜ヘテロ構造の水素吸蔵特性評価2024
- Author(s)
  筒井健三郎、小野広喜、小澤孝拓、山本航平、石山修、Wilde Markus、横山利彦、福谷克之、水口将輝、宮町俊生
- Organizer
  第85回応用物理学会　秋季学術講演会
- Data Source
  KAKENHI-PROJECT-23K26542
[Presentation] Analysis of hydrogen location in metal lattice as probed by Channeling NRA2024
- Author(s)
  T. Ozawa
- Organizer
  15th International Symposium on Atomic Level Characterizations for New Materials and Devices '24 (ALC’24)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24K17612
[Presentation] Thermal stability of hydrogen in perovskite NdNiO3 thin films2024
- Author(s)
  Ikuya Matsuzawa, Takahiro Ozawa, Azusa Hattori, Hidekazu Tanaka, Katsuyuki Fukutani
- Organizer
  日本物理学会2024年春季大会
- Data Source
  KAKENHI-PROJECT-22K14600
[Presentation] Hydrogen Depth Distribution and Diffusion in Thin Epitaxial Vanadium Film2024
- Author(s)
  S. S. Das,T. Ozawa,T. Kawauchi, H. Nakanishi and K. Fukutani
- Organizer
  10th International Symposium on Surface Science (ISSS 10)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24K17612
[Presentation] Hydrogen-induced changes in electrical conduction properties of perovskite SmNiO3 thin film2023
- Author(s)
  Ikuya Matsuzawa, Takahiro Ozawa, Azusa Hattori, Hidekazu Tanaka, Katsuyuki Fukutani
- Organizer
  2023年日本表面真空学会学術講演会
- Data Source
  KAKENHI-PROJECT-22K14600
[Presentation] Hydrogen diffusion in metastable Platinum hydride (PtHx) thin film2023
- Author(s)
  S. S. Das, T. Ozawa, Y. Komatsu, R. Shimizu, T. Hitosugi, K. Fukutani
- Organizer
  日本物理学会 2023年春季大会
- Data Source
  KAKENHI-PROJECT-21K20349
[Presentation] ペロブスカイトNdNiO3の水素化による電気伝導特性および光学特性の変化2023
- Author(s)
  松澤郁也，小澤孝拓，田中秀和，服部梓，福谷克之
- Organizer
  日本物理学会第78回年次大会
- Data Source
  KAKENHI-PROJECT-22K14600
[Presentation] チタン水素化物における水素サイトへの同位体効果2023
- Author(s)
  小澤孝拓, 杉澤悠紀, 岸奈津子,小松遊矢, 清水亮太, 関場大一郎,一杉太郎, 山内邦彦, 濱田幾太郎, 福谷克之
- Organizer
  日本物理学会 2023年春季大会
- Data Source
  KAKENHI-PROJECT-21K20349
[Presentation] ペロブスカイト型 SmNiO3 の原子状水素曝露と水素誘起電気伝導特性変化2023
- Author(s)
  松澤郁也, 小澤孝拓, 服部梓, 田中秀和, 福谷克之
- Organizer
  日本物理学会2023年春季大会
- Data Source
  KAKENHI-PROJECT-22K14600
[Presentation] ペロブスカイトNdNiO3の水素化による相転移2023
- Author(s)
  松澤郁也，小澤孝拓，田中秀和，服部梓，福谷克之
- Organizer
  日本表面真空学会2023年度関東支部講演大会
- Data Source
  KAKENHI-PROJECT-22K14600
[Presentation] エピタキシャル成長させたペロブスカイト型NdNiO3薄膜の原子状水素曝露による水素化と水素誘起電気伝導特性変化2022
- Author(s)
  松澤郁也, 小澤孝拓, 服部梓, 田中秀和, 福谷克之
- Organizer
  表面・界面スペクトロスコピー2022
- Data Source
  KAKENHI-PROJECT-22K14600
[Presentation] Hydrogen depth profile in Platinum film using the 1 H( 15 N,αγ) 12 C nuclear reaction analysis2022
- Author(s)
  S.S. Das, T. Ozawa, K. Fukutani
- Organizer
  第23回「イオンビームによる表面・界面の解析と改質」特別研究会
- Data Source
  KAKENHI-PROJECT-21K20349
[Presentation] Partial occupation of H at O site in epitaxial TiH2-δ nanofilm revealed by Channeling 15N-NRA2022
- Author(s)
  T. Ozawa, Y. Komatsu, R. Shimizu, Y. Sugisawa, N. Kishi, T. Hitosugi, D. Sekiba, K. Fukutani
- Organizer
  22ND INTERNATIONAL VACUUM CONGRESS IVC-22
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K20349
[Presentation] Analysis of Structure and Diffusion of Hydrogen in Metals by Channeling 15N-NRA2022
- Author(s)
  T. Ozawa
- Organizer
  2nd International Symposium Hydrogenomics
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K20349
[Presentation] チャネリング15N-NRAを用いたエピタキシャルTiH2-δナノ薄膜の構造解析2022
- Author(s)
  小澤孝拓, 杉澤悠紀, 岸奈津子, 小松遊矢, 清水亮太, 関場大一郎, 一杉太郎, 福谷克之
- Organizer
  日本物理学会第77回年次大会
- Data Source
  KAKENHI-PROJECT-21K20349
[Presentation] Hydrogenation by atomic hydrogen exposure to RNiO3 and changes in electrical conduction properties2022
- Author(s)
  I. Matsuzawa, Y. Nishiya, T. Ozawa, U. Sidik, A. N. Hattori, H. Tanaka, K. Fukutani
- Organizer
  THE 22ND INTERNATIONAL VACUUM CONGRESS IVC-22
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14600
[Presentation] Development of Channeling 15N-NRA for structure analysis of hydrogen in nanofilms and subsurfaces2022
- Author(s)
  T. Ozawa
- Organizer
  High Resolution Depth Profiling 10 (HRDP-10)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K20349
[Presentation] イオンビームを用いたナノ薄膜水素化物の構造解析～格子歪みとゼロ点振動～2022
- Author(s)
  小澤孝拓, 小松遊矢, 清水亮太, 一杉太郎, 岸奈津子, 関場大一郎, 山内邦彦, 濱田幾太郎, 福谷克之
- Organizer
  表面・界面スペクトロスコピー 2022
- Data Source
  KAKENHI-PROJECT-21K20349
[Presentation] NdNiO3薄膜の原子状水素曝露による電気電導特性の変化2022
- Author(s)
  松澤郁也, 西谷侑将, 小澤孝拓, Umar Sidik, 服部梓, 田中秀和, 福谷克之
- Organizer
  JVSS2022年度関東支部講演大会
- Data Source
  KAKENHI-PROJECT-22K14600
[Presentation] Pd中水素の T-O サイト間量子拡散における非断熱効果2021
- Author(s)
  小澤孝拓, 杉澤悠紀, 岸奈津子, 関場大一郎, 清水亮太, 一杉太郎, 福谷克之
- Organizer
  日本物理学会2021年秋季大会
- Data Source
  KAKENHI-PROJECT-21K20349
[Presentation] T-site Occupation of Hydrogen in Pd Revealed by Channeling NRA2021
- Author(s)
  T. Ozawa,Y. Sugisawa, N. Kishi, D. Sekiba, K. Fukutani
- Organizer
  Materials Research Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K20349
[Presentation] Structure analysis of H in epitaxial TiH2-δ thin film by Channeling 15N-NRA2021
- Author(s)
  T. Ozawa, Y. Komatsu, R. Shimizu, T. Hitosugi, Y. Sugisawa, N. Kishi, D. Sekiba, K. Fukutani
- Organizer
  25th International Conference on Ion Beam Analysis
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K20349

1. 宮町俊生 (10437361)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
2. SEKIBA Daiichiro

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
3. HATTORI Azusa

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
4. 福谷克之

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
5. 服部賢

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
6. 清水亮太

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Ozawa Takahiro 小澤 孝拓

Research Projects

Research Products

Co-Researchers

界面磁気結合を活用した新規水素吸蔵機能の創出

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

グラフェン/金属ナノ積層膜を水素透過バリアとして用いた高濃度水素化物の合成Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Study of hydrogen-induced metal-insulator transition in RNiO3 and its exploration of high concentration phasesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Study of interactions with phonons, electrons and hydrogen in proton quantum diffusionPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] Isotope-dependent site occupation of hydrogen in epitaxial titanium hydride nanofilms2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Hydrogen absorption in an epitaxial thin film of high-entropy perovskite oxide2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Controlling dual Mott states by hydrogen doping to perovskite rare-earth nickelates2023

Author(s)

Journal Title

DOI

Data Source

[Presentation] 抵抗測定を用いたV中水素の拡散計測と数値解析2025

Author(s)

Organizer

Data Source

[Presentation] Hydrogen diffusion in Pd and Pd-based nanostructured films2025

Author(s)

Organizer

Data Source

[Presentation] Observation of quantum diffusion of Hydrogen in epitaxial Vanadium film2024

Author(s)

Organizer

Data Source

[Presentation] 水素の静的・動的振舞における量子性の直接観測2024

Author(s)

Organizer

Data Source

[Presentation] 水素による物性制御と共鳴核反応法を用いた構造評価2024

Author(s)

Organizer

Data Source

[Presentation] Structure analysis of near-surface hydrogen by Channeling NRA2024

Author(s)

Organizer

Data Source

[Presentation] Hydrogen absorption in high-entropy oxide epitaxial thin films2024

Author(s)

Organizer

Data Source

[Presentation] 水素による物性制御と共鳴核反応法を用いた構造評価2024

Author(s)

Organizer

Data Source

[Presentation] 昇温脱離ガス分析法を用いた Pd/Ni 薄膜ヘテロ構造の水素吸蔵特性評価2024

Author(s)

Organizer

Data Source

[Presentation] Analysis of hydrogen location in metal lattice as probed by Channeling NRA2024

Ozawa Takahiro 小澤孝拓

[Presentation] イオンビームを用いたナノ薄膜水素化物の構造解析～格子歪みとゼロ点振動～2022