Hiroshi Kumigashira

Tohoku University — Japan

Materials Science · Physical Sciences

51h-index10.8kcitations661works1.92yr avg
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Research Topics

Electronic and Structural Properties of Oxides(242), Magnetic and transport properties of perovskites and related materials(211), Advanced Condensed Matter Physics(157), Semiconductor materials and devices(90), Rare-earth and actinide compounds(90)

Publications661 total

Spin-degenerate bulk bands and topological surface states associated with Dirac nodal lines in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msub> <mml:mi>RuO</mml:mi> <mml:mn>2</mml:mn> </mml:msub> </mml:math>
Physical review. B./Physical review. B·2026· 2 citedOpen Access
Translational symmetry breaking in the electronic nematic phase of BaFe2As2
arXiv (Cornell University)·2025Open Access
Dirac-like band dispersion at the pyrite-type <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msub> <mml:mi>CuSe</mml:mi> <mml:mn>2</mml:mn> </mml:msub> </mml:math> (100) surface revealed by soft x-ray angle-resolved photoemission spectroscopy
Physical review. B./Physical review. B·2025
Space Charge Layer Evolution in All-Solid-State Batteries Probed via Operando Kelvin Probe Force Microscopy and Nuclear Reaction Analysis
ACS Nano·2025Open Access
Oxidation-Induced Giant Resistivity Change Associated with Structural and Electronic Reconstruction in Layered Sr<sub>3</sub>Cr<sub>2</sub>O<sub>7−δ</sub> Epitaxial Thin Films
Chemistry of Materials·2025
Spectroscopic Evidence for Electron-Boson Coupling in Half-metallic CrO2
arXiv (Cornell University)·2025Open Access
Mott insulating state of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mi>Ir</mml:mi><mml:msub><mml:mi mathvariant="normal">O</mml:mi><mml:mn>6</mml:mn></mml:msub></mml:mrow></mml:math> honeycomb monolayer structured in ilmenite-type oxide superlattice
Physical Review Materials·2025Open Access
Unveiling two-dimensional electron systems on ultra-wide bandgap semiconductor $\mathrmβ$-Ga$_2$O$_3$
arXiv (Cornell University)·2025Open Access
Strongly Correlated van der Waals Oxide: 2<i>H</i>-NbO<sub>2</sub>
ACS Nano·2025Open Access
Ferroelectricity and magnetic order at room temperature and electronic states of bismuth iron oxyfluoride thin films
Journal of Applied Physics·2025Open Access
Out-of-phase plasmon excitations in the trilayer cuprate <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msub><mml:mi>Bi</mml:mi><mml:mn>2</mml:mn></mml:msub><mml:msub><mml:mi>Sr</mml:mi><mml:mn>2</mml:mn></mml:msub><mml:msub><mml:mi>Ca</mml:mi><mml:mn>2</mml:mn></mml:msub><mml:msub><mml:mi>Cu</mml:mi><mml:mn>3</mml:mn></mml:msub><mml:msub><mml:mi mathvariant="normal">O</mml:mi><mml:mrow><mml:mn>10</mml:mn><mml:mo>+</mml:mo><mml:mi>δ</mml:mi></mml:mrow></mml:msub></mml:mrow></mml:math>
Physical review. B./Physical review. B·2025· 2 cited
Spin-valley coupling enhanced high-TC ferromagnetism in a non-van der Waals monolayer Cr2Se3 on graphene
Nature Communications·2025· 4 citedOpen Access
Electronic Structure Dimensionality of the Quantum-Critical Ferromagnet <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mrow><mml:mi>YbNi</mml:mi></mml:mrow><mml:mrow><mml:mn>4</mml:mn></mml:mrow></mml:msub><mml:msub><mml:mrow><mml:mi mathvariant="normal">P</mml:mi></mml:mrow><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math>
Physical Review Letters·2025Open Access
Non-destructive measurement of the charge transfer across LaMnO3/SrTiO3 interfaces
Journal of Applied Physics·2025· 1 citedOpen Access
Large Seebeck coefficient driven by “pudding mold” flat band in hole-doped <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:msub><mml:mrow><mml:mi>CuRhO</mml:mi></mml:mrow><mml:mn>2</mml:mn></mml:msub></mml:math>
Physical Review Materials·2025· 2 citedOpen Access
Out-of-phase Plasmon Excitations in the Trilayer Cuprate Bi$_2$Sr$_2$Ca$_2$Cu$_3$O$_{10+δ}$
arXiv (Cornell University)·2025Open Access
High surface electron-proton mixed conduction at medium temperature of c-axis oriented BaCe<sub>0.7</sub>Ru<sub>0.1</sub>Y<sub>0.2</sub>O<sub>3−<i>δ</i> </sub> thin film
Japanese Journal of Applied Physics·2025· 2 cited
Resistive control of <i>b</i>-axis oriented VO<sub>2</sub> thin film by lithium ions diffusion from LiCoO<sub>2</sub> buffer layer
Japanese Journal of Applied Physics·2025
Universal Waterfall Feature in Cuprate Superconductors: Evidence of a Momentum-Driven Crossover
Physical Review Letters·2025· 4 citedOpen Access
Rocksalt-type heavy rare earth monoxides TbO, DyO, and ErO exhibiting metallic electronic states and ferromagnetism
Dalton Transactions·2024· 3 cited
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Frequent Co-authors

M. Oshima(26), Koji Horiba(19), Mikk Lippmaa(14), A. Fujimori(13), Hideomi Koinuma(12), Kanta Ono(11), K. Yoshimatsu(10), M. Kawasaki(10), T. Yoshida(7), M. Takizawa(7), Tsuyoshi Ohnishi(6), Hiroki Wadati(6), Shik Shin(5), Masaharu Oshima(5), I. Ohkubo(5), Makoto Minohara(5), Ryu Yukawa(4), Ryo Yasuhara(4), T. Sato(4), K. Ishizaka(4)