HAMANAKA Yasushi

写真a

Affiliation Department etc.

Department of Physical Science and Engineering
Department of Physical Science and Engineering

Title

Professor

Mail Address

E-mail address

Homepage URL

http://hamanaka-lab.web.nitech.ac.jp/

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Graduating School

  • 　
    -
    1990.03

    Osaka University   Faculty of Engineering   Department of Applied Physics   Graduated

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Graduate School

  • 　
    -
    1995.03

    Osaka University  Graduate School, Division of Engineering  Department of Applied PhysicsDoctor's Course  Completed

  • 　
    -
    1992.03

    Osaka University  Graduate School, Division of Engineering  Department of Applied PhysicsMaster's Course  Completed

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Degree

  • Osaka University -  Doctor (Engineering)

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External Career

  • 2002.04
    -
    2004.03

      Research Assistant  

  • 1997.04
    -
    2002.03

      Research Assistant  

  • 1996.04
    -
    1997.03

      Research Assistant  

  • 1995.04
    -
    1996.03

      Researcher  

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Academic Society Affiliations

  • 2007.04
    -
    Now

    The Japan Society of Applied Physics

  • 2005.10
    -
    Now

    The Society of The Nano Science and technology

  • 1992.03
    -
    Now

    Physical Society of Japan

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Field of expertise (Grants-in-aid for Scientific Research classification)

  • Nanomaterials chemistry

  • Applied materials

  • Condensed matter physics I

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Research Career

  • Nonlinear optical properties of metal-dielectric nanocomposites

    Individual   Grants and Funding  

    Project Year：  2009.04  -  2010.03

  • Nonlinear optical response of metal-nanocopmposites

    Individual   Grant-in-Aid for Scientific Research  

    Project Year：  2007.04  -  2008.03

  • Structural optimization of third-order nonlinear optical materials with high figure of merit

    Individual   Grants and Funding  

    Project Year：  2006.04  -  2007.09

  • Synthesis and optical properties of ternary compound semiconductor nanoparticles

    Collaboration in Japan   The Other Research Programs  

    Project Year：  2006.04  -  2006.04

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Papers

  • Synthesis and Analysis of Highly Monodispersed Silver Copper Sulfide Nanoparticles

    Kenshiro Sato, Toshihiro Kuzuya, Yasushi Hamanaka, Shinji Hirai

    MATERIALS TRANSACTIONS ( The Japan Institute of Metals and Materials (JIM) )  62 ( 6 ) 731 - 737   2021.05  [Refereed]

    Research paper (scientific journal)   Multiple Authorship

  • Non-vacuum fabrication of bandgap-controlled CZTGS alloy films using CZTS+CZGS mixed nanoparticle inks

    Y. Hamanaka, K. Matsumoto

    Materials Science Forum ( Trans Tech Publications Ltd )  1016   509 - 515   2021.01  [Refereed]

    Research paper (international conference proceedings)   Multiple Authorship

  • Ligand-induced luminescence transformation in AgInS2 nanoparticles:From defect emission to band-edge emission

    Akemitsu Hirase, Yasushi Hamanaka, Toshihiro Kuzuya

    Journal of Physical Chemistry Letters ( ACS publications )  11   3969 - 3974   2020.04  [Refereed]

    Research paper (scientific journal)   Multiple Authorship

  • Luminescence enhancement mechanisms of AgInS2/ZnS core/shell nanoparticles fabricated by suppressing quaternary alloying

    Yasushi Hamanaka, Kento Watanabe, Toshihiro Kuzuya

    Journal of Luminescence ( Elsevier )  217   116794   2019.09  [Refereed]

    Research paper (scientific journal)   Multiple Authorship

  • Syntheis of Ag／AgCuS／CuInS2 hybrid nanoparticles by reductive cation exchange and their asymmetric heterostructure

    T. Kuzuya, T. Kuwada, H. Inukai, Y. Hamanaka, S. Hirai

    Applied Surface Science ( Elsevier )  493   1278 - 1285   2019.07  [Refereed]

    Research paper (scientific journal)   Multiple Authorship

  • Anisotropic licalized surface plasmon resonances in CuS nanoplates prepared by size-selective precipitation

    Yasushi Hamanaka, Kaoru Yamada, Tatusnori Hirose, Toshihiro Kuzuya

    Japanese Journal of Applied Physics   57   055201   2018.04  [Refereed]

    Research paper (scientific journal)   Multiple Authorship

  • Plasmonic Optical Nonlinearities of Copper Sulfide Nanoparticles

    Hamanaka, Y., Hirose, T., Yamada, K., Miyagawa, K., & Kuzuya, T.

    MRS Advances   3 ( 14 ) 741 - 746   2018.01  [Refereed]

    Research paper (scientific journal)   Multiple Authorship

  • Fabrication of oxidation-resistant Ge colloidal nanoparticles by pulsed laser ablation in aqueous HCl

    Yasushi Hamanaka, Masahiro Iwata, Junichi Katsuno

    Applied Physics A ( Springer )  123   425   2017.05  [Refereed]

    Research paper (scientific journal)   Multiple Authorship

  • Synthesis of highly non-stoichiometric Cu2ZnSnS4 nanoparticles with tunable bandgaps

    Yasushi Hamanaka, Wataru Oyaizu, Masanari Kawase, Toshihiro Kuzuya

    Journal of Nanoparticle Research ( Springer )  19 ( 1 ) 9   2016.12  [Refereed]

    Research paper (scientific journal)   Multiple Authorship

  • Synthesis of Ag/CuInS2 Core-Shell Nanoparticles

    Toshihiro Kuzuya, Takahiko Kuwada, Yasushi Hamanaka, Shinji Hirai

    Materials Transactions   58 ( 1 ) 65 - 70   2016.11  [Refereed]

    Research paper (scientific journal)   Multiple Authorship

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Books

  • Low-dimensional systems: theory, preparation, and some applications

    (Part： Multiple Authorship )

    Kluwer Academic Publishers  2003.04 ISBN: 1402011687

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Review Papers

  • Linear and nonlinear optical response in metal nanocrystal-doped glasses

      2 ( 2 ) 17 - 23   1999.03

    Introduction and explanation (scientific journal)   Multiple Authorship

  • Defect-induced far-infrared absorption in diamonds

    T. Hattori, Y. Hamanaka, Y. Nisida, Y. Ohno, and M. Kamada

    UVSOR Activity Report 1990 ( Institute for Molecular Science )    101 - 102   1991  [Invited]

    Prompt report, short report, and research note, etc. (bulletin of university, research institution)   Multiple Authorship

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Presentations

  • The synthesis of metal-semiconductor hybrid nanoparticles by reductive cation exchange method

    Toshihiro Kuzuya, Kenshiro Sato, Takahiko Kuwada, Hidetaka Inukai, Yasushi Hamanaka, Shinji Hirai  [Invited]

    Thermec'2021  2021.06  -  2021.06 

  • Synthesis of nearly monodispersed AgxCu2-xS nanoparticles

    Kenshiro Sato, Toshihiro Kuzuya, Yasushi Hamanaka

    Thermec'2021  2021.06  -  2021.06 

  • Non-vacuum fabrication of bandgap-controlled CZTGS alloy films using CZTS+CZGS mixed nanoparticle inks

    Yasushi Hamanaka  [Invited]

    Thermec'2021  2021.06  -  2021.06 

  • Colloidal Synthesis and Spectroscopic Characterization of Luminescent Cd-free Chalcopyrite Semiconductor Nanocrystals

    Yasushi Hamanaka, Toshihiro Kuzuya  [Invited]

    International Conference on Processing and Manufacturing of Advanced Materials  (Paris, France)  2018.07  -  2018.07 

  • Fabrication of Ag/CuAgS/CuInS2 Hetero-Nanostructure by Cation Exchange Method

    Toshihiro Kuzuya, Takahiko Kuwada, Yasushi Hamanaka, Shinji Hirai

    2017 MRS Fall Meeting and Exhibit  2017.11  -  2017.12 

  • Plasmonic Optical Nonlineartities of Copper Sulfide Nanoparticles

    Yasushi Hamanaka, Tatsunori Hirose, Kaoru Yamada, Kazuki Miyagawa, Toshihiro Kuzuya

    2017 MRS Fall Meeting and Exhibit  2017.11  -  2017.12 

  • Liquid Phase Fabrication of SnS Nanoparticles

    Yuki Mizuno, Yasushi Hamanaka

    The 63rd JSAP Spring Meeting, 2016  (Tokyo Ist. Tech., Ookayama Campus)  2016.03  -  2016.03  Japan Society of Appllied Physics

  • Localized Surface Plasmon Resonance in Cu2-xS nanoparticles IV

    Kaoru Yamada, Tatsunori Hirose, Takanori Ueda, Yasushi Hamanaka, Toshihiro Kuzuya

    71th Annual Meeting of the PSJ  (Tohoku Gakuin University (Izumi Campus))  2016.03  -  2016.03  The Physical Society of Japan

  • Sytematic variations in bandgap energy of non-stoichiometric Cu2ZnSnS4 nanoparticles

    W. Oyaizu, Y. Hamanaka, T. Kuzuya

    2015年MRS秋季大会  2015.11  -  2015.12 

  • Photoluminescence Enhancement in AgInS2 Nanocrystals with High Concentrations of Donor-Acceptor Type Defects

    Y. Hamanaka, K. Ozawa, D. Yukitoki, T. Kuzuya

    第17回凝縮系のルミネッセンスと光学分光に関する国際会議  (University of Wroclaw, Poland)  2014.07  -  2014.07 

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Other external funds procured

  • Offer organization: Private Foundations 

    Project Year： 2021.03  -  2021.10 

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