Updated on 2024/10/30

写真a

 
MATSUNAGA Masahiro
 
Organization
Institute of Materials and Systems for Sustainability Advanced Measurement Technology Center (AMTC) Assistant Professor
Title
Assistant Professor

Degree 1

  1. 博士(工学) ( 2017.3   千葉大学 ) 

Current Research Project and SDGs 1

  1. Triboelectric nanogenerator

Research History 1

  1. Nagoya University

    2017.4 - 2019.3

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    Country:Japan

Education 3

  1. Chiba University

    - 2017.3

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    Country: Japan

  2. Chiba University

    - 2014.3

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    Country: Japan

  3. Chiba University   Faculty of Engineering

    - 2012.3

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    Country: Japan

Professional Memberships 3

  1. フラーレン・ナノチューブ・グラフェン学会

  2. 応用物理学会

  3. 日本物理学会

Awards 2

  1. 若手奨励賞

    2019.3   フラーレン・ナノチューブ・グラフェン学会  

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    Award type:International academic award (Japan or overseas)  Country:Japan

  2. 講演奨励賞

    2018.9   応用物理学会  

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    Award type:Award from international society, conference, symposium, etc.  Country:Japan

 

Papers 17

  1. ウェアラブルデバイスへの実装を目指した柔軟な摩擦帯電型エネルギーハーベスタ

    松永正広、大野雄高

    月刊せんい   Vol. 76   page: 479 - 486   2023.9

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    Authorship:Lead author   Language:Japanese  

  2. In-plane dual-electrode triboelectric nanogenerator based on differential surface functionalization Reviewed

    Matsunaga Masahiro, Hirotani Jun, Ohno Yutaka

    APPLIED PHYSICS EXPRESS   Vol. 15 ( 2 )   2022.2

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    Authorship:Lead author, Corresponding author   Language:English   Publishing type:Research paper (scientific journal)   Publisher:Applied Physics Express  

    Stretchable triboelectric nanogenerators (s-TENGs) are promising power sources for self-powered wearable electronics. Conventional single-electrode s-TENGs require an external ground electrode to form a closed circuit. We propose an in-plane dual-electrode s-TENG based on differential surface functionalization to eliminate the external ground electrode. The s-TENG comprises fully stretchable materials such as carbon nanotube thin films and elastomers. The top surface of the elastomer was functionalized to produce a difference in electronegativity between the two electrode regions. A high output power density of 3.5 W m-2 was obtained by tapping the two electrode regions by hand.

    DOI: 10.35848/1882-0786/ac4d07

    Web of Science

    Scopus

  3. Stretchable triboelectric nanogenerator based on carbon nanotubes

    MATSUNAGA Masahiro, KAWAGUCHI Atsushi, OHNO Yutaka

    Oyo Buturi   Vol. 90 ( 11 ) page: 684 - 688   2021.11

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    Language:Japanese   Publisher:The Japan Society of Applied Physics  

    <p>Triboelectric energy harvesters are expected as a power source for self-powered wearable devices since they can generate electricity from the low-frequency motion of the human body. For wearable device applications, high stretchability is required to follow the dynamic three-dimensional surface of the human body. We have realized a stretchable sheet-shaped triboelectric energy harvester with a high output and elasticity. The high output has been achieved by a fluorine plasma treatment for the surface of the dielectric layer. We demonstrate a self-powered signal transmitter and LED-embedded gloves, exploiting the characteristics of the harvester. Furthermore, we propose a highly efficient intermittent operation circuit to drive electronic devices, using a small amount of power generated by the harvester. Our study can contribute to solve the problem of power source limitations in wearable electronics.</p>

    DOI: 10.11470/oubutsu.90.11_684

    CiNii Research

  4. Investigation of plant leaf-derived graphene quantum dot clusters via magnetic force microscopy Reviewed

    Chuang Chiashain, Matsunaga Masahiro, Wang Tian-Hsin, Roy Prathik, Ravindranath Rini, Ananthula Meenakshi, Aoki Nobuyuki

    NANOTECHNOLOGY   Vol. 32 ( 24 ) page: 245704   2021.6

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:Nanotechnology  

    Magnetic force microscopy (MFM) is utilized to characterize the magnetic moment in nanostructured plant leaf-derived graphene quantum dot clusters (GQDCs). The MFM signal reveals that the magnetic response of the GQDCs depends on the height and width of the GQDCs. However, individual GQDs, and smaller clusters with widths of less than 20 nm, have not shown any observable magnetic signal. Importantly, experimental analyses suggest that the magnetic signal of GQDCs distributed in a plane can be effectively detected at room temperature. These results could pave the way for future graphene-based magnetic storage media and spin manipulation quantum devices.

    DOI: 10.1088/1361-6528/abeadb

    Web of Science

    Scopus

    PubMed

  5. Simple and highly efficient intermittent operation circuit for triboelectric nanogenerator toward wearable electronic applications Reviewed

    Kawaguchi Atsushi, Uchiyama Haruki, Matsunaga Masahiro, Ohno Yutaka

    APPLIED PHYSICS EXPRESS   Vol. 14 ( 5 )   2021.5

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    Language:English   Publisher:Applied Physics Express  

    Triboelectric nanogenerator (TENG) is a promising power source toward the realization of self-powered wearable electronics. However, because of its pulsed output, a power management circuit, such as an intermittent operation circuit and AC-DC converter, is required to drive electronic devices. In this study, we propose a simple and highly efficient intermittent operation circuit composed of a programmable unijunction transistor. The energy transfer efficiency from the storage capacitor to the load reached 89%. We demonstrated that the intermittent circuit can be used to drive electronic devices such as stopwatches and wristwatches using the electricity generated by a carbon-nanotube-based stretchable TENG. &copy; 2021 The Japan Society of Applied Physics.

    DOI: 10.35848/1882-0786/abf405

    Web of Science

    Scopus

  6. High-output, transparent, stretchable triboelectric nanogenerator based on carbon nanotube thin film toward wearable energy harvesters

    Matsunaga Masahiro, Hirotani Jun, Kishimoto Shigeru, Ohno Yutaka

    NANO ENERGY   Vol. 67   2020.1

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    Language:English   Publishing type:Research paper (scientific journal)  

    DOI: 10.1016/j.nanoen.2019.104297

    Web of Science

    Scopus

  7. Conductance interference effects in an electron-beam-resist-free chemical vapor deposition graphene device sandwiched between two h-BN sheets

    Chuang Chiashain, Mineharu Masaaki, Matsunaga Masahiro, Liu Chieh-Wen, Wu Bi-Yi, Kim Gil-Ho, Watanabe Kenji, Taniguchi Takashi, Liang Chi-Te, Aoki Nobuyuki

    CARBON   Vol. 154   page: 238 - 243   2019.12

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    Language:English   Publishing type:Research paper (scientific journal)  

    DOI: 10.1016/j.carbon.2019.07.057

    Web of Science

    Scopus

  8. Hot carriers in CVD-grown graphene device with a top h-BN layer Reviewed

    Chiashain Chuang, Masaaki Mineharu, Naoki Matsumoto, Masahiro Matsunaga, Chieh-Wen Liu, Bi-Yi Wu, Gil-Ho Kim, Li-Hung Lin, Yuichi Ochiai, Kenji Watanabe, Takashi Taniguchi, Chi-Te Liang, Nobuyuki Aoki

    Journal of Nanomaterials   Vol. 2018   page: 5174104   2018

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    Language:English   Publishing type:Research paper (scientific journal)  

  9. Shubnikov-de Haas measurements on a high mobility monolayer graphene flake sandwiched between boron nitride sheets Reviewed

    Naoki Matsumoto, Masaaki Mineharu, Masahiro Matsunaga, Chiashain Chuang, Yuichi Ochiai, Kenichi Oto, Gil-Ho Kim, Kenji Watanabe, Takashi Taniguchi, David K. Ferry, Carlo R. da Cunha, Nobuyuki Aoki

    Journal of Physics: Condensed Mater   Vol. 29   page: 225301   2017

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    Language:English   Publishing type:Research paper (scientific journal)  

  10. Probing weak localization in chemical vapor deposition graphene wide constriction using scanning gate microscopy Reviewed

    Chiashain Chuang, Masahiro Matsunaga, Fan-Hung Liu, Tak-Pong Woo, Nobuyuki Aoki, Li-Hung Lin, Bi-Yi Wu, Yuichi Ochiai, Chi-Te Liang

    Nanotechnology   Vol. 27   page: 075601   2016

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    Language:English   Publishing type:Research paper (scientific journal)  

  11. Conductance fluctuations in high mobility monolayer graphene: Nonergodicity, lack of determinism and chaotic behavior Reviewed

    Carlo R. da Cunha, Masaaki Mineharu, Masahiro Matsunaga, Naoki Matsumoto, Chiashain Chuang, Yuichi Ochiai, Gil-Ho Kim, Kenji Watanabe, Takashi Taniguchi, David K. Ferry, Nobuyuki Aoki

    Scientific Reports   Vol. 6   page: 33118   2016

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    Language:English   Publishing type:Research paper (scientific journal)  

  12. High Current-Induced Electron Redistribution in a CVD-Grown Graphene Wide Constriction Reviewed

    Chiashain Chuang, Tak-Pong Woo, Fan-Hung Liu, Masahiro Matsunaga, Yuichi Ochiai, Nobuyuki Aoki, Chi-Te Liang

    Journal of Nanomaterials   Vol. 2016   page: 1806871   2016

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    Language:English   Publishing type:Research paper (scientific journal)  

  13. Imaging coherent transport in chemical vapor deposition graphene wide constriction by scanning gate microscopy Reviewed

    Chiashain Chuang, Masahiro Matsunaga, Fan-Hung Liu, Tak-Pong Woo, Li-Hung Lin, Kenichi Oto, Yuichi Ochiai, Chi-Te Liang, Nobuyuki Aoki

    Applied Physics Letters   Vol. 108   page: 123105   2016

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    Language:English   Publishing type:Research paper (scientific journal)  

  14. Thermally Assisted Nonvolatile Memory in Monolayer MoS2 Transistors Reviewed

    Guanchen He, Harihara Ramamoorthy, Chun-Pui Kwan, Yao-Hsuen Lee, Jubin Nathawat, Ratchanok Somphonsane, Masahiro Matsunaga, Ayaka Higuchi, Tomoki Yamanaka, Nobuyuki Aoki, Yongji Gong, Xiang Zhang, Robert Vajtai, Pulickel M. Ajayan, Jonathan P. Bird

    Nano Letters   Vol. 16   page: 6445   2016

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    Language:English   Publishing type:Research paper (scientific journal)  

  15. Nanoscale-Barrier Formation Induced by Low-Dose Electron-Beam Exposure in Ultrathin MoS2 Transistors Reviewed

    Masahiro Matsunaga, Ayaka Higuchi, Guanchen He, Tetsushi Yamada, Peter Krüger, Yuichi Ochiai, Yongji Gong, Robert Vajtai, Pulickel M. Ajayan, Jonathan P. Bird, Nobuyuki Aoki

    ACS Nano   Vol. 10   page: 9730   2016

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    Language:English   Publishing type:Research paper (scientific journal)  

  16. Conduction Mechanisms in CVD-Grown Monolayer MoS2 Transistors: From Variable-Range Hopping to Velocity Saturation Reviewed

    Guanchen He, Krishnendu Ghosh, Uttam Singisetti, Harihara Ramamoorthy, Ratchanok Somphonsane, Girish Bohra, Masahiro Matsunaga, Ayaka Higuchi, Nobuyuki Aoki, Sina Najmaei, Yongji Gong, Xiang Zhang, Robert Vajtai, Pulickel M. Ajayan, Jonathan P. Bird

    Nano Letters   Vol. 15   page: 5052   2015

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    Language:English   Publishing type:Research paper (scientific journal)  

  17. The magnetic Y-branch nanojunction: Domain-wall structure and magnetoresistance Reviewed

    Zhiying Chen, Teng-Yin Lin, Xiaojun Wei, Masahiro Matsunaga, Tatsuya Doi, Yuichi Ochiai, Nobuyuki Aoki, Jonathan P. Bird

    Applied Physics Letters   Vol. 101   page: 102403   2012

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    Language:English   Publishing type:Research paper (scientific journal)  

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Presentations 16

  1. 無機ポリマー絶縁膜を有するカーボンナノチューブ薄膜トランジスタの作製と評価

    黒宮 英斗,内山 晴貴,松永 正広,荒井 俊人,片浦 弘道,大野 雄高

    第85回応用物理学会秋季学術講演会  2024.9.18 

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    Event date: 2024.9

    Presentation type:Oral presentation (general)  

  2. 3層構造テキスタイル摩擦発電を用いた衣服型エネルギーハーベスタ

    梅村侑史,大野雄高,松永正広

    第85回応用物理学会秋季学術講演会  2024.9.17 

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    Event date: 2024.9

    Presentation type:Oral presentation (general)  

  3. Carbon nanotube thin-film transistors with inorganic polymer insulator International conference

    Eito Kuromiya, Haruki Uchiyama, Masahiro Matsunaga, Shunto Arai, Hiromichi Kataura, Yutaka Ohno

    The 67th Fullerenes-Nanotubes-Graphene General Symposium  2024.9.1 

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    Event date: 2024.9

    Presentation type:Poster presentation  

  4. 裁断・縫製が容易な 3層構造テキスタイル摩擦帯電型エネルギーハーベスタ

    梅村侑史,大野雄高,松永正広

    2024年度繊維学会年次大会  2024.6.14 

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    Event date: 2024.6

    Presentation type:Oral presentation (general)  

  5. Transparent and stretchable triboelectric nanogenerator based on carbon nanotubes for self-powered wearable devices Invited International conference

    Masahiro Matsunaga

    2024.5.29 

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    Event date: 2024.5

    Presentation type:Oral presentation (invited, special)  

  6. フレキシブルカーボンナノチューブ薄膜トランジスタの低周波雑音の評価

    黒宮英斗,内山晴貴,松永正広,片浦弘道, 大野雄高

    第71回応用物理学会春季学術講演会  2024.3.24 

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    Event date: 2024.3

    Presentation type:Oral presentation (general)  

  7. 3層構造からなる裁断・縫製可能な テキスタイル摩擦帯電型エネルギーハーベスタの作製

    梅村侑史,大野雄高,松永正広

    第71回応用物理学会春季学術講演会  2024.3.24 

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    Event date: 2024.3

    Language:Japanese   Presentation type:Oral presentation (general)  

  8. Low-frequency noise of flexible carbon nanotube thin-film transistors International conference

    E. Kuromiya, H. Uchiyama, M. Matsunaga, H. Kataura, Y. Ohno

    The 66th Fullerenes-Nanotubes-Graphene General Symposium  2024.3.6 

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    Event date: 2024.3

    Language:English   Presentation type:Poster presentation  

  9. ウェラブルデバイス応用に向けた柔軟な摩擦帯電型エネルギーハーベスタ Invited

    松永正広

    電気情報通信学会有機エレクトロニクス研究会  2023.12.8 

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    Event date: 2023.12

    Language:Japanese   Presentation type:Oral presentation (invited, special)  

  10. Performance Enhancement of Carbon Nanotube-Based Transparent and Soft Triboelectric Nanogenerator with Fluoropolymer-PDMS Mixture Dielectric Layer International conference

    M. Matsunaga, H. Uchiyama, Y. Ohno

    The 23rd Int. Conf. on the Science and Applications of Nanotubes and Low-Dimensional Materials  2023.6.6 

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    Event date: 2023.6

    Language:English   Presentation type:Poster presentation  

  11. Carrier doping effect of functionalized sumanenes on carbon nanotube International conference

    H. Uchiyama, T. Nakano, M. Matsunaga, Y. Yakiyama, H. Sakurai, Y. Gao, M. Maruyama, S. Okada, H. Kataura, and Y. Ohno

    The 23rd Int. Conf. on the Science and Applications of Nanotubes and Low-Dimensional Materials 

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    Event date: 2023.6

    Language:English   Presentation type:Poster presentation  

  12. フッ素樹脂-PDMS 混合材料を用いた高出力摩擦帯電型発電シート

    松永正広、大野雄高

    第70回応用物理学会春季学術講演会  2023.3.16 

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    Event date: 2023.3

    Presentation type:Oral presentation (general)  

  13. Carbon nanotube based, stretchable and transparent triboelectric nanogenerator International conference

    M. Matsunaga, J. Hirotani, and Y. Ohno

    2021 International Chemical Congress of Pacific Basin Societies 

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    Event date: 2021.12

    Presentation type:Poster presentation  

  14. Carbon nanotube-based stretchable and transparent triboelectric nanogenerator toward wearable electronics Invited

    2021.12.14 

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    Event date: 2021.12

    Presentation type:Oral presentation (invited, special)  

  15. Stretchable, transparent in-plane dual-electrode structured triboelectric nanogenerator International conference

    M. Matsunaga, J. Hirotani, and Y. Ohno

    The International Conference on Materials and Systems for Sustainability 2021 

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    Event date: 2021.11

    Presentation type:Poster presentation  

  16. Output power enhancement of stretchable, transparent triboelectric nanogenerator by charge trapping layer International conference

    M. Matsunaga, J. Hirotani, and Y. Ohno

    The 61st Fullerenes-Nanotubes-Graphene General Symposium 

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    Event date: 2021.9

    Presentation type:Oral presentation (general)  

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Research Project for Joint Research, Competitive Funding, etc. 1

  1. 伸縮性をもつ摩擦帯電型発電シートの事業化可能性検証

    Grant number:JPMJST2044  2022

    社会還元加速プログラム(SCORE) 

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    Authorship:Principal investigator  Grant type:Competitive

    Grant amount:\5000000

KAKENHI (Grants-in-Aid for Scientific Research) 2

  1. 生体親和型エネルギーハーベスターの高出力化に向けた開発と評価

    Grant number:22K18062  2022.4 - 2025.3

    科学研究費助成事業  若手研究

    松永 正広

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    Authorship:Principal investigator 

    Grant amount:\4550000 ( Direct Cost: \3500000 、 Indirect Cost:\1050000 )

    摩擦帯電型エネルギーハーベスター(TENG)は人の動作などの低周波の運動から発電することが可能であり、自己給電型ウェアラブルデバイスの電源として相性が良い。高い柔軟性と伸縮性を有するTENGは、ウェアラブルデバイスの課題である電源の問題に解決の糸口を与えられるが、出力の更なる向上と内部インピーダンス低減が喫緊の課題である。本研究では、柔軟性や伸縮性を損なうことなく、発電能力の大幅な改善と内部インピーダンスの低減を目的とする。

  2. Development of triboelectric based energy harvester for wearable applications

    Grant number:20K20012  2020.4 - 2023.3

    Grants-in-Aid for Scientific Research  Grant-in-Aid for Early-Career Scientists

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    Authorship:Principal investigator 

    Grant amount:\4160000 ( Direct Cost: \3200000 、 Indirect Cost:\960000 )

Industrial property rights 1

  1. 導電布および発電装置

    松永正広,大野雄高,梅村侑史

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    Applicant:東海国立大学機構

    Application no:2024-025902  Date applied:2024.2

 

Academic Activities 5

  1. The 67th Fullerenes-Nanotubes-Graphene General Symposium International contribution

    Role(s):Planning, management, etc.

    2024.9

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    Type:Academic society, research group, etc. 

  2. The 66th Fullerenes-Nanotubes-Graphene General Symposium International contribution

    Role(s):Planning, management, etc.

    2024.3

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    Type:Competition, symposium, etc. 

  3. The 64th Fullerenes-Nanotubes-Graphene General Symposium International contribution

    Role(s):Planning, management, etc.

    2023.3

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    Type:Competition, symposium, etc. 

  4. The 62nd Fullerenes-Nanotubes-Graphene General Symposium International contribution

    Role(s):Planning, management, etc.

    2022.3

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    Type:Competition, symposium, etc. 

  5. The 60th Fullerenes-Nanotubes-Graphene General Symposium International contribution

    Role(s):Planning, management, etc.

    2021.3

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    Type:Competition, symposium, etc.