HK
Hiroshi Kumigashira
cond-mat.str-elcond-mat.mtrl-scicond-mat.supr-concond-mat.mes-hallphysics.app-ph2D materialsaffordableall-solid-state batteriescarrier transport propertiesDirac states
On Valency
published · living versionsW_t86effuy·v1 · currentpublished
Semimetallic "Electride Bands" Derived from Interlayer Electrons in Quasi-Two-Dimensional Electride YC
with Koji Horiba, Ryu Yukawa, Taichi Mitsuhashi, Miho Kitamura +8
1 version
Preprints & journals
166 papers in the corpus · 1996–2026Nature of the Localized V 3d Electrons in Mo- and W‑Doped BiVO4 Revealed by Soft X‑ray Photoemission and Absorption Spectroscopy.42799078 · Honda, Hiroki, Yamaguchi, Manato, Fujinuma, Koto et al.2026 · 0 citationsACS omega. 2026;11(37):56645-56650
Electronic phase separation and emergence of a nondimerized insulating phase in VO ultrathin films2608.29116v1 · S. Inoue, D. Shiga, R. Hayasaka et al.2026 · 0 citationsarXiv
Realization of strongly correlated 2D honeycomb boron.42384795 · Kato, Takemi, Nakamura, Tomonori, Nakayama, Kosuke et al.2026 · 0 citationsScience advances. 2026;12(27):eaee3116
Robust topological surface states in skyrmion-host magnets Eu(Ga,Al)4: evidence for dual topology2604.12676v1 · Yuki Arai, Kosuke Nakayama, Takemi Kato et al.2026 · 0 citationsarXiv
Origin of multiple skyrmion phases in EuAl4.41974672 · Arai, Yuki, Nakayama, Kosuke, Honma, Asuka et al.2026 · 4 citationsNature communications. 2026;17(1)
Translational symmetry breaking in the electronic nematic phase of BaFe2As22512.02488v1 · K. Koshiishi, L. Liu, K. Okazaki et al.2025 · 0 citationsarXiv
Space Charge Layer Evolution in All-Solid-State Batteries Probed via Operando Kelvin Probe Force Microscopy and Nuclear Reaction Analysis.41190736 · Zhu, Chao, Kobayashi, Shigeru, Sugisawa, Yuki et al.2025 · 18 citationsACS nano. 2025;19(45):39062-39075
Interface-induced collective phase transition in VO2-based bilayers studied by layer selective spectroscopy.41120515 · Shiga, D, Inoue, S, Kanda, T et al.2025 · 3 citationsScientific reports. 2025;15(1):36743
Spectroscopic Evidence for Electron-Boson Coupling in Half-metallic CrO22509.18867v2 · Daiki Ootsuki, Hirokazu Fujiwara, Noriyuki Kataoka et al.2025 · 0 citationsarXiv
Anomalous mass renormalization in two-dimensional electron systems on ultra-wide bandgap semiconductor -GaO2507.16137v2 · Ryu Yukawa, Hiroshi Mizuseki, Suryo Santoso Putro et al.2025 · 0 citationsarXiv
Strongly Correlated van der Waals Oxide: 2H-NbO2.40679060 · Sato, Aya, Soma, Takuto, Kumigashira, Hiroshi et al.2025 · 1 citationACS nano. 2025;19(29):26592-26599
Spin-valley coupling enhanced high-TC ferromagnetism in a non-van der Waals monolayer Cr2Se3 on graphene.40251150 · Chuang, C-W, Kawakami, T, Sugawara, K et al.2025 · 13 citationsNature communications. 2025;16(1):3448
Electronic Structure Dimensionality of the Quantum-Critical Ferromagnet YbNi_4P_2.40215531 · Dai, J, Antezak, A, Broad, W et al.2025 · 1 citationPhysical review letters. 2025;134(12):126401
Large Seebeck coefficient driven by "pudding mold" flat band in hole-doped CuRhO2502.21225v1 · Amitayush Jha Thakur, Maximilian Thees, Franck Fortuna et al.2025 · 2 citationsPhys. Rev. Materials 9, L032401 (2025)
Out-of-phase Plasmon Excitations in the Trilayer Cuprate BiSrCaCuO2502.03779v2 · S. Nakata, M. Bejas, J. Okamoto et al.2025 · 8 citationsPhysical Review B 111, 165141 (2025)
Rocksalt-type heavy rare earth monoxides TbO, DyO, and ErO exhibiting metallic electronic states and ferromagnetism.39652088 · Sasaki, Satoshi, Oka, Daichi, Shiga, Daisuke et al.2025 · 5 citationsDalton transactions (Cambridge, England : 2003). 2025;54(4):1521-1527
Spin-degenerate bulk bands and topological surface states associated with Dirac nodal lines in RuO22501.10649v2 · T. Osumi, K. Yamauchi, S. Souma et al.2025 · 12 citationsarXiv
Universal Waterfall Feature in Cuprate Superconductors: Evidence of a Momentum-Driven Crossover.39913722 · Bacq-Labreuil, Benjamin, Fawaz, Chafic, Okazaki, Yuichi et al.2025 · 9 citationsPhysical review letters. 2025;134(1):016502
Evolution of Band Structure in a Kagome Superconductor Cs(V1-xCrx)3Sb5: Toward Universal Understanding of CDW and Superconducting Phase Diagrams2407.03147v1 · Shuto Suzuki, Takemi Kato, Yongkai Li et al.2024 · 0 citationsarXiv
Universal Role of Combined Symmetry for the Protection of the Dirac Cone in Antiferromagnetic Topological Insulators2406.13639v2 · Asuka Honma, Noriyuki Kabeya, Seigo Souma et al.2024 · 2 citationsPhys. Rev. B 110, 115152 (2024)
Observation of edge states derived from topological helix chains.38839966 · Nakayama, K, Tokuyama, A, Yamauchi, K et al.2024 · 26 citationsNature. 2024;631(8019):54-59
Surface terminations control charge transfer from bulk to surface states in topological insulators.38719934 · Fukumoto, Keiki, Lee, Seunghee, Adachi, Shin-Ichi et al.2024 · 6 citationsScientific reports. 2024;14(1):10537
Inverse-Perovskite Ba3 BO (B = Si and Ge) as a High Performance Environmentally Benign Thermoelectric Material with Low Lattice Thermal Conductivity.38145354 · He, Xinyi, Kimura, Shigeru, Katase, Takayoshi et al.2024 · 21 citationsAdvanced science (Weinheim, Baden-Wurttemberg, Germany). 2024;11(10):e2307058
Two-dimensional heavy fermion in a monoatomic-layer Kondo lattice YbCu2.38040781 · Nakamura, Takuto, Sugihara, Hiroki, Chen, Yitong et al.2023 · 8 citationsNature communications. 2023;14(1):7850
Antiferromagnetic topological insulator with selectively gapped Dirac cones.37978297 · Honma, A, Takane, D, Souma, S et al.2026 · 14 citationsNature communications. 2023;14(1):7396
Anomalously large spin-dependent electron correlation in nearly half-metallic ferromagnet CoS2310.07274v1 · Hirokazu Fujiwara, Kensei Terashima, Junya Otsuki et al.2023 · 9 citationsPhysical Review B 106, 085114 (2022)
Large Perpendicular Magnetic Anisotropy Induced by an Intersite Charge Transfer in Strained EuVO2H Films.37770040 · Namba, Morito, Takatsu, Hiroshi, Mikita, Riho et al.2026 · 15 citationsJournal of the American Chemical Society. 2023;145(40):21807-21816
180-twisted bilayer ReSe as an artificial noncentrosymmetric semiconductor2309.15403v1 · S. Akatsuka, M. Sakano, T. Yamamoto et al.2023 · 0 citationsarXiv
Unusual surface states associated with the PT-symmetry breaking and antiferromagnetic band folding in NdSb2307.02878v2 · Asuka Honma, Daichi Takane, Seigo Souma et al.2023 · 13 citationsPhys. Rev. B 108, 115118 (2023)
Unveiling the orbital-selective electronic band reconstruction through the structural phase transition in TaTe2306.15627v2 · Natsuki Mitsuishi, Yusuke Sugita, Tomoki Akiba et al.2023 · 11 citationsPhysical Review Research 6, 013155 (2024)
Berry curvature contributions of kagome-lattice fragments in amorphous Fe-Sn thin films.37311774 · Fujiwara, Kohei, Kato, Yasuyuki, Abe, Hitoshi et al.2023 · 44 citationsNature communications. 2023;14(1):3399
Unconventional anomalous Hall effect in epitaxially stabilized orthorhombic Ru perovskite thin films2305.09201v1 · L.-F. Zhang, T. C. Fujita, Y. Masutake et al.2023 · 7 citationsCommun Mater 5, 35 (2024)
Oxygen on-site Coulomb energy in PrLaCeCuO and BiSrCaCuO and its relation with Heisenberg exchange2303.05716v1 · A. Chainani, M. Horio, C.-M. Cheng et al.2023 · 4 citationsarXiv
Novel supercell compounds of layered Bi-Rh-O with -type metallic conduction materialized as a thin film form2302.13538v1 · M. Ohno, T. C. Fujita, Y. Masutake et al.2023 · 2 citationsAPL Mater. 11, 051107 (2023)
Direct Imaging of Band Structure for Powdered Rhombohedral Boron Monosulfide by Microfocused ARPES.36849129 · Sugawara, Katsuaki, Kusaka, Haruki, Kawakami, Tappei et al.2023 · 13 citationsNano letters. 2023;23(5):1673-1679
Surface-termination-dependent electronic states in kagome superconductors AV3Sb5 (A = K, Rb, Cs) studied by micro-ARPES2301.12034v1 · Takemi Kato, Yongkai Li, Min Liu et al.2023 · 24 citationsarXiv
Fermiology of a topological line-nodal compound CaSb2 and its implication to superconductivity: angle-resolved photoemission study2211.15083v1 · Chien-Wen Chuang, Seigo Souma, Ayumi Moriya et al.2022 · 7 citationsPhys. Rev. Materials 6, 104203 (2022)
Electronic phase diagram of Cr-doped VO2 epitaxial films studied by in situ photoemission spectroscopy2211.14146v1 · D. Shiga (1, X. Cheng, T. T. Kim et al.2022 · 5 citationsPhys. Rev. B 108, 045112 (2023)
Fermiology and Origin of T_c Enhancement in a Kagome Superconductor Cs(V_1-xNb_x)_3Sb_5.36461993 · Kato, Takemi, Li, Yongkai, Nakayama, Kosuke et al.2022 · 38 citationsPhysical review letters. 2022;129(20):206402
Signature of topological band crossing in ferromagnetic Cr1/3NbSe2 epitaxial thin film2210.16748v1 · Bruno Kenichi Saika, Satoshi Hamao, Yuki Majima et al.2022 · 6 citationsarXiv
Polarity-dependent charge-density wave in a kagome superconductor CsV3Sb52209.14556v1 · Takemi Kato, Yongkai Li, Kosuke Nakayama et al.2022 · 29 citationsPhys. Rev. B 106, L121112 (2022)
Giant spin-to-charge conversion at an all-epitaxial single-crystal-oxide Rashba interface with a strongly correlated metal interlayer.36163469 · Kaneta-Takada, Shingo, Kitamura, Miho, Arai, Shoma et al.2022 · 24 citationsNature communications. 2022;13(1):5631
Modulation of magnetic property of double-perovskite La2MnCoO6 films by controlling B-antisite disorder2208.09166v1 · R. C. Sahoo, S. Zhang, Y. Takeuchi et al.2022 · 0 citationsarXiv
Surface valence transition in SmS by alkali metal adsorption2205.15522v1 · Takuto Nakamura, Toru Nakaya, Yoshiyuki Ohtsubo et al.2022 · 4 citationsarXiv
Electronic band structure of Ti2O3 thin films studied by angle-resolved photoemission spectroscopy2205.04950v1 · Naoto Hasegawa, Kohei Yoshimatsu, Daisuke Shiga et al.2022 · 9 citationsarXiv
Design, Synthesis, and Optoelectronic Properties of the High-Purity Phase in Layered AETMN2 (AE = Sr, Ba; TM = Ti, Zr, Hf) Semiconductors.35442660 · Shiraishi, Akihiro, Kimura, Shigeru, He, Xinyi et al.2022 · 12 citationsInorganic chemistry. 2022;61(17):6650-6659
High-Mobility Metastable Rock-Salt Type (Sn,Ca)Se Thin Film Stabilized by Direct Epitaxial Growth on a YSZ (111) Single-Crystal Substrate.35420024 · He, Xinyi, Chen, Jinshuai, Katase, Takayoshi et al.2022 · 7 citationsACS applied materials & interfaces. 2022;14(16):18682-18689
Development of a versatile micro-focused angle-resolved photoemission spectroscopy system with Kirkpatrick-Baez mirror optics.35364976 · Kitamura, Miho, Souma, Seigo, Honma, Asuka et al.2022 · 62 citationsThe Review of scientific instruments. 2022;93(3):033906
Resonant tunneling driven metal-insulator transition in double quantum-well structures of strongly correlated oxide.34862386 · Yukawa, R, Kobayashi, M, Kanda, T et al.2023 · 23 citationsNature communications. 2021;12(1):7070
Dirac semimetal phase and switching of band inversion in XMg2Bi2 (X = Ba and Sr).34754019 · Takane, Daichi, Kubota, Yuya, Nakayama, Kosuke et al.2021 · 15 citationsScientific reports. 2021;11(1):21937
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