Shigeto Hirai

Personal Information
Title Associate Professor
Department/Center Division of Mechanical and Electrical Engineering
E-mail Address hirai@mail.kitami-it.ac.jp
Degree, Academic Background, Work Experience

Degree

PhD Investigation of CaIr1-xPtxO3 and CaIr0.5Rh0.5O3: Structural properties, physical properties and stabilising conditions for post-perovskite oxides 2011

Academic Background

2005.3 Department of Applied physics and physico-informatics, Keio University
2007.7 Department of Earth Sciences, University of Cambridge
2011.6 School of Geosciences, University of Edinburgh

Work Experience

2011.4-2014.3 Stanford University, Postdoctoral Scholar
2014.4-2015.3 HPSTAR, Associate Staff scientist
Classes Taught, Specializations
Specializations
Electrochemistry, Solid state chemistry, High pressure science
Keywords in Research
Strongly correlated electron systems, Electrochemical analysis, Structural analysis, solution plasma synthesis, Neutron diffraction, Rechargeable metal-air batteries, Water electrolysis, The Oxygen Evolution Reaction, The Oxygen Reduction Reaction
Affiliation
Materials Science Society of Japan, The Electrochemical Society of Japan, The Ceramic Society of Japan, The Japan Society of Applied Physics
Publication (Academic Papers)

Scientific Papers

Title / Publisher   Publish Date
High-pressure behaviour of KMF3 perovskites
High Pressure Research, 28, 539
2008-12
Pressure-Induced Transformation of 6H Hexagonal to 3C Perovskite Structure in PbMnO3
Inorganic Chemistry, 48, 2285
2009-02
Synthesis and Physical Properties of Double Perovskite Pb2FeReO6
Inorganic Chemistry, 48, 5962
2009-05
The crystal structure of CaIrO3 post-perovskite revisited
Product Information Zeitschrift für Kristallographie, 224, 345
2009-09
Tuning of structure, morphology and magnetism in post-perovskite oxide solid solutions
Chemistry of Materials, 23, 1, 114
2011-01
High-pressure Raman studies and heat capacity measurements on the MgSiO3 analogue CaIr0.5Pt0.5O3
Physics and Chemistry of Minerals, 38, 631
2011-05
Novel pressure-induced phase transitions in Co3O4
Applied Physics Letters, 102, 041912
2013-01
Giant atomic displacement at a magnetic phase transition in metastable Mn3O4
Physical Review B, 87, 014417
2013-01
Pressure-induced tetragonal-orthorhombic phase transitions in CeRuPO
Applied Physics Letters, 102, 051917
2013-02
Pressure-induced symmetry breaking in tetragonal CsAuI3
Physical Review B, 87, 054104
2013-02
Pressure induced second-order structural transition in Sr3Ir2O7
JOURNAL OF PHYSICS-CONDENSED MATTER, 26, 215402
2014-05
Thermal expansion of CaIrO3 post-perovskite determined by time-of-flight measurements
Journal of Physics: Conference Series , 549, 012024
2014-11
Structural transition and amorphization in compressed alpha−Sb2O3
Physical Review B, 91, 184112
2015-05
The Electronic Structure of Structurally Strained Mn3O4 Postspinel and the Relationship with Mn3O4 Spinel
Journal of the Physical Society of Japan, 84, 114702
2015-10
Enhancement of the oxygen evolution reaction in Mn3+-based electrocatalysts: correlation between Jahn–Teller distortion and catalytic activity
RSC Advances, 6, 2019
2016-01
Effect of the reduction condition on the catalytic activity for steam reforming process using Ni doped LaAlO3 nano-particles
Advanced Powder Technology, 27, 1, 179
2016-01
Orientation control of SrRuO3 thin film on a Si substrate by chemical solution deposition for an electrode of lead zirconate titanate thin films
Materials Letters, 181, 74
2016-10
Non‐Fermi Liquids as Highly Active Oxygen Evolution Reaction Catalysts
Advanced Science, 4, 1700176
2017-06
Preparation of metal catalyst component doped perovskite catalyst particle for steam reforming process by chemical solution deposition with partial reduction
Advanced Powder Technology, 29, 584
2018-03
Oxygen vacancy-originated highly active electrocatalysts for the oxygen evolution reaction
Journal of Materials Chemistry A, 6, 15102
2018-07
LaPt5As Superconductor, a New Bifunctional Oxygen Reaction Catalyst
Material Science and Technology of Japan, 55, 5, 180
2018-10
Superconducting transition temperatures in the electronic and magnetic phase diagrams of Sr2VFeAsO3−δ, a superconductor
Journal of Physics: Condensed Matter, 31 , 115801
2019-01
Piezoelectric properties of a near strain-free lead zirconate titanate thin films deposited on a Si substrate
Materials Letters, 239, 71
2019-03
Ca 1− x Sr x RuO 3 perovskite at the metal–insulator boundary as a highly active oxygen evolution catalyst
Journal of Materials Chemistry A, 7, 25, 15387
2019-05
Growth and Characterization of ROBiS2 High-Entropy Superconducting Single Crystals
ACS omega, 5, 27, 16819-16825
2020-07
Effects of reduction conditions on the formation of porous MoOx from MoO3
Microporous and Mesoporous Materials, 310, 110586
2021-01
Molecular design effects of alkoxide-derived precursor solution on low-temperature crystallization of cubic garnet type Li ion conductor
Materials Letters, 283, 128747
2021-01
Fluorine solubility and superconducting properties of Sm(O,F)BiS2 single crystals
Journal of Alloys and Compounds, 883, 160812
2021-11
Highly active and stable surface structure for oxygen evolution reaction originating from balanced dissolution and strong connectivity in BaIrO3 solid solutions
RSC Advances, 12, 24427
2022-08
Copolymerization effect on the synthesis of Li2FeSiO4/C nanocomposites by chemical solution deposition
Journal of the Ceramic Society of Japan, 130, 9, 770
2022-09
Slurry solvent content influence on electrode preparation, microstructure and performance
Journal of the Ceramic Society of Japan, 130, 10, 832
2022-10
Preparation of Barium Titanate Nanocoated Silica Nanoparticles by Chemical Solution Deposition
Journal of the Japan Society of Powder and Powder Metallurgy, 69, 12, 503
2022-12
Synthesis of manganese nitride doped with rare-earth elements and their oxygen reduction reaction activity
Journal of Alloys and Compounds, 935, 167986
2023-02
SrTiO3 nanocoating on a primary nanoparticle using metal alkoxide processing with chemical modification
Journal of the Ceramic Society of Japan, 131, 8, 350
2023-08
Stability of amorphous Li-La-Zr-Ta-O coating for high-voltage cathodes in sulfide-based solid-state batteries
Materials Letters, 347, 134570
2023-09
Coating on a primary particle by wet process to obtain core–shell structure and their application
Advanced Powder Technology, 34, 12, 104247
2023-12
Solution plasma assisted Mn-doping: a novel strategy for developing highly durable and active oxygen evolution catalysts
Sustainable Energy & Fuels, 8, 789
2024-01

International Conference Papers / Proceedings

Title Publish Date
Proposal of New Electrochemistry in Mixed Anion Compound
IUMRS-ICEM 2018, International Union of Materials Research Societies, 大田、韓国
2018-08
Unique Electronic Structure as a Key Factor for Highly Active Oxygen Evolution Catalysts
69th Annual ISE Meeting, International Society of Electrochemistry(ISE), Bologna, Italy
2018-09
OER mechanism of Cobalt-based layered compounds
KJMST2018, MRS-Korea, and Materials Science Society of Japan, 麗水、韓国
2018-11
Introduction of ruthenates as promising oxygen evolution catalysts
SPARCA2019, Asia Pacific Society for Materials Research, 沖縄市
2019-03

Lecture Presentations

Title Publish Date
Novel energy related properties of strongly correlated electron systems under high pressure
Geophysical Laboratory, Washington
2013-02
Giant atomic displacement at a magnetic phase transition in Mn3O4
Oak Ridge National Laboratory, Oak Ridge
2013-06
High pressure electrical resistivity studies of CeRu1-xFexPO
International Conference on Strongly Correlated Electron Systems, 東京
2013-08
Giant atomic displacement and the magnetic structure of Mn3O4 post-spinel
Materials Research Society, Boston
2013-12
Electronic structure of Mn3O4 spinel and postspinel
The Japan Society of Applied Physics, 札幌
2014-09
Enhancement of the OER catalytic activity by the suppression of Jahn-Teller distortion
The Ceramic Society of Japan, 東京
2016-03
The search of the descriptor of oxygen reduction activity for manganese oxides
The Ceramic Society of Japan, 東広島
2016-09
Enhancement of the Oxygen Evolution and the Oxygen Reduction Reactions in Mn3+ based Electrocatalysts
The Electrochemical Society , Honolulu
2016-10
The New Finding of the OER Activity Descriptor
MRS-Korea, and Materials Science Society of Japan, 慶州
2016-11
New finding of electronic structure-activity relationship in oxygen evolution catalysts
MRS-Korea, and Materials Science Society of Japan, 東大阪市
2017-08
Systematic study of the oxygen evolution and reduction activity for Ru-based perovskites
神戸市
2017-09
Overall enhancement of oxygen evolution activity by an oxide catalyst with special metallic state
長崎市
2017-09
Non-Fermi liquids and the design principles of oxygen evolution catalysts
福岡市
2017-09
Strongly correlated materials as all-in-one oxygen evolution catalysts
Centre for Science at Extreme Conditions, The University of Edinburgh, Edinburgh, UK
2022-09
Highly active and stable surface for oxygen evolution reaction in acidic solutions
The 8th Japan-Korea International Symposium on Materials Science and Technology (JKMST2023), Kochi, JAPAN
2023-08