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Junji Hyodo Last modified date：2024.04.24

Associate Professor / Advanced Energy Materials Thrust
International Institute for Carbon-Neutral Energy Research




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Homepage
https://kyushu-u.elsevierpure.com/en/persons/junji-hyodo
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https://researchmap.jp/hyodo.j?lang=en
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https://orcid.org/0000-0001-5700-5791
ORCID .
Academic Degree
Doctor (Engineering)
Country of degree conferring institution (Overseas)
No
Field of Specialization
Applied Chemistry, Materials Science and Engineering, Solid State Ionics
ORCID(Open Researcher and Contributor ID)
0000-0001-5700-5791
Total Priod of education and research career in the foreign country
00years00months
Research
Research Interests
  • Accelerated Development of Novel Proton Conductive Ceramics Using Experimental Data and Machine Learning
    keyword : Proton-conductive ceramics, machine learning, thermogravimetric analysis, electrochemical measurement
    2018.10.
  • Relationship between Lattice Strain and Proton Conduction Properties at Hetero-interfaces of Proton Conducting Ceramics
    keyword : Proton-conducting ceramics, Lattice mismatch, Lattice strain, Proton diffusivity, Secondary ion mass spectrometry (SIMS), Fuel cells
    2015.07.
  • Control of Photocatalytic Properties and Identification of Rate Determining Step by Controlling Lattice Defect Concentration
    keyword : Photocatalyst, Strontium titanate, Lattice defect, Fermi level, Band alignment
    2015.07～2020.03.
  • Role of lattice strain toward the oxide ion diffusivity in Pr2NiO4-based oxides
    keyword : Lattice strain, Mixed-ion-electron conducting oxides, Oxide ion diffusivity, Secondary ion mass spectrometry
    2012.04～2015.06.
  • Fabrication of oxide ionic conductor nano-film and evaluation of its oxide ionic conductivity
    keyword : Pulsed laser deposition method, Strain effects, Isotope oxygen exchange method, Secondary ion mass spectrometry (SIMS)
    2009.04.
  • Fabrication of thin film of proton conducting oxide with slurry coating method
    keyword : Proton conducting oxides, Solid oxide fuel cells, thin film, slurry coating method
    2008.04～2009.03.
Academic Activities
Papers
 Show All Papers >>
1. J. Hyodo, Y. Yamazaki*, Quantitative Evaluation of Biaxial Compressive Strain and its Impact on Proton Conduction and Diffusion in Yttrium-doped Barium Zirconate Epitaxial Thin Films, J. Phys.: Energy, 10.1088/2515-7655/ac889e, 4, 4, 044003-1-044003-16, 2022.09.
2. J. Hyodo, K. Tsujikawa, M. Shiga, Y. Okuyama, Y. Yamazaki, Accelerated Discovery of Proton-Conducting Perovskite Oxide by Capturing Physicochemical Fundamentals of Hydration, ACS Energy Lett., 10.1021/acsenergylett.1c0 1239, 6, 2985-2992, 2021.08.
3. J. Hyodo, S. Kato, S. Ida, T. Ishihara, Y. Okuyama*, T. Sakai*, Determination of Oxide Ion Conductivity in Ba-Doped LaYbO3 Proton-Conducting Perovskites via an Oxygen Isotope Exchange Method, J. Phys. Chem. C, 10.1021/acs.jpcc.0c09591, 125, 3, 1703-1713, 2021.01.
4. J. Hyodo, K. Kitabayashi, K. Hoshino, Y. Okuyama, Y. Yamazaki*, Fast and stable proton conduction in heavily scandium-doped polycrystalline barium zirconate at intermediate temperatures, Adv. Energy Mater., 10.1002/aenm.202000213, 10, 25, 2000213, 2020.05.
5. S. Nishioka†, J. Hyodo†, J.J.M. Vequizo, S. Yamashita, H. Kumagai, K. Kimoto, A. Yamakata, Y. Yamazaki*, K. Maeda*, Homogeneous Electron Doping into Nonstoichiometric Strontium Titanate Improves Its Photocatalytic Activity for Hydrogen and Oxygen Evolution, ACS Catal., 10.1021/acscatal.8b01379, 8, 7190-7200, 2018.06.
6. J. Hyodo*, K. Tominaga, S. Ida, T. Ishihara, Effects of Three-Dimensional Mechano-Chemical Tensile Strain on Fast Oxygen Diffusion in Au-DispersedPr1.90Ni0.71Cu0.24Ga0.05O4+δ, J. Mater. Chem. A, 10.1039/C5TA08029K, 4, 10, 3844-3849, 2016.02.
7. J. Hyodo, K. Tominaga, Y.-W. Ju, S. Ida, T. Ishihara, Electrical conductivity and oxygen diffusivity in Cu- and Ga-doped Pr2NiO4, Solid State Ionics, 10.1016/j.ssi.2013.12.036, 256, 5-10, 2014.03.
Presentations
 Show All Presentations >>
1. J. Hyodo, K. Tsujikawa, Y. Yamazaki, Discovery of Fast and Stable Proton-Conducting Perovskite Oxides at 300 oC, The 21st International Conference on Solid-State Protonic Conductors (SSPC-21), 2023.09.
2. J. Hyodo, K. Kitabayashi, K. Hoshino, Y. Okuyama, Y. Yamazaki, High Proton Conductivity and Chemical Stability in Heavily Scandium-Doped Barium Zirconate (HSBZ), The 20th international conference on Solid-State proton conductor (SSPC-20), 2021.09.
Membership in Academic Society
  • The Electrochemical Society of Japan
  • The Solid State Ionics Society of Japan
  • The Japan Institute of Metals and Materials
  • The Japan Society of Mechanical Engineering


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