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AK

A. Koda

0000-0002-4453-4472
cond-mat.str-elcond-mat.supr-concond-mat.mtrl-sciLeukotriene AntagonistsBenzoquinonesCarcinogenscond-mat.softmuon spin rotationAnaphylaxisbound magnetic polaron

On Valency

published · living versions
W_7msc86uc·v1 · currentpublished
Electronic correlation in the quasi-two-dimensional electride Y2_2C
with M. Hiraishi, K. M. Kojima, I. Yamauchi, H. Okabe +8
1 version

Preprints & journals

143 papers in the corpus · 1968–2026
Muonium addition to the CS carbon of a thioketone revealed by µLCR spectroscopy.42764680 · Ito, Shigekazu, Fujino, Tetsuya, Akama, Hikaru et al.2026 · 0 citationsPhysical chemistry chemical physics : PCCP. 2026;28(38):23389-23393
Superconductivity on the verge of metal-insulator transition in Cu1−x_{1-x}Znx_xIr2_2S4_4 probed by μ\muSR2607.04628v1 · K. M. Kojima, M. Miyazaki, M. Hiraishi et al.2026 · 0 citationsJ. Phys. Soc. Jpn. 95, 083701 (2026)
Muonium addition to the CS sulfur in conformationally regulated thiobenzophenone.42300056 · Fujino, Tetsuya, Morisaki, Masaya, Nishimura, Shoichiro et al.2026 · 1 citationPhysical chemistry chemical physics : PCCP. 2026;28(24):14673-14680
Local electronic structure and dynamics of hydrogen in CeO2\text{CeO}_22606.08915v1 · A. Koda, T. U. Ito, M. Hiraishi et al.2026 · 0 citationsPhys. Rev. B 114, L020101 (2026)
Incommensurate Magnetic Ordered Phase with Enhanced Low-Temperature Magnetic Specific Heat in SmAu3_3Al7_72605.00540v1 · Ryuji Higashinaka, Takuma Iwami, Kohsuke Saitou et al.2026 · 1 citationJ. Phys. Soc. Jpn., Vol.95, No.6, Article ID: 063702 (2026)
Relationship between local hydride ion dynamics and ionic conductivity in LaH3−2x_{3-2x}Ox_x inferred from muon study2603.00852v1 · M. Hiraishi, S. Takeshita, H. Okabe et al.2026 · 0 citationsPhys. Rev. B 113, 064312 (2026)
Frustrated random-singlet state with ice-type structural fluctuation in spinel titanates.41468423 · Hanasaki, Noriaki, Hattori, Takayuki, Komoda, Takumi et al.2026 · 0 citationsProceedings of the National Academy of Sciences of the United States of America. 2026;123(1):e2517926123
Chemically tunable quantum magnetism on the anisotropic triangular lattice in rhenium oxyhalides.41298413 · Gen, Masaki, Hirai, Daigorou, Morita, Katsuhiro et al.2025 · 2 citationsNature communications. 2025;16(1):9938
Revisiting the ion dynamics in Li x CoO2 and Na x CoO2.41036071 · Tatara, Ryoichi, Igarashi, Daisuke, Nakayama, Masanobu et al.2025 · 13 citationsChemical science. 2025;16(42):19990-20001
Superlong-Range Magnetic Coupling and Ferromagnetic Spin Freezing in Mechanoluminescent Semiconductor Eu:SrAl2O4.40744523 · Zheng, Xu-Guang, Yamauchi, Ichihiro, Galica, Tomasz et al.2025 · 3 citationsAdvanced science (Weinheim, Baden-Wurttemberg, Germany). 2025;12(38):e09474
Acceleration of Positive Muons by a Radio-Frequency Cavity.40742947 · Aritome, S, Futatsukawa, K, Hara, H et al.2025 · 7 citationsPhysical review letters. 2025;134(24):245001
Molecular dynamics of ciscis-polybutadiene across the glass transition revealed by muonated-radical spin relaxation2506.05665v2 · S. Takeshita, H. Okabe, M. Hiraishi et al.2025 · 0 citationsPhys. Rev. B 111, 214208 (2025)
U(1) Dirac quantum spin liquid candidate in triangular-lattice antiferromagnet CeMgAl11_{11}O19_{19}2502.19259v1 · Yantao Cao, Akihiro Koda, M. D. Le et al.2025 · 9 citationsSci. China-Phys. Mech. Astron. 68, 267011 (2025)
Correlation between ferroelectricity and torsional motion of acetyl groups in tris(4-acetylphenyl)amine observed by muon spin relaxation2501.16685v1 · J. G. Nakamura, M. Hiraishi, H. Okabe et al.2025 · 1 citationJ. Appl. Phys. 137, 044102 (2025)
Field-Induced Criticality in YbCu4Au2411.05280v1 · T. Taniguchi, K. Osato, H. Okabe et al.2024 · 2 citationsarXiv
Spontaneous magnetic field and disorder effects in BaPtAs_1-x_Sb_x_ with honeycomb network2409.05266v2 · T. Adachi, T. Ogawa, Y. Komiyama et al.2024 · 2 citationsPhys. Rev. B 111, L100508 (2025)
Slow polymer dynamics in poly(3-hexylthiophene) probed by muon spin relaxation2406.18952v1 · S. Takeshita, K. Hori, M. Hiraishi et al.2024 · 3 citationsJ. Appl. Phys. 136, 034701 (2024)
Muon spin relaxation in mixed perovskite (LaAlO3_3)x_{x}(SrAl0.5_{0.5}Ta0.5_{0.5}O3_3)1−x_{1-x} with x≃0.3x\simeq 0.32405.17371v1 · Takashi U. Ito, Wataru Higemoto, Akihiro Koda et al.2024 · 1 citationInteractions 245, 25 (2024)
Nonmagnetic Ground State in RuO_2 Revealed by Muon Spin Rotation.38701457 · Hiraishi, M, Okabe, H, Koda, A et al.2024 · 173 citationsPhysical review letters. 2024;132(16):166702
Nano-scale dynamics of hydrogen in VO2_{2} studied by $\mu $SR2402.08894v1 · H. Okabe, M. Hiraishi, A. Koda et al.2024 · 4 citationsPhys. Rev. Materials 8, 024602 (2024)
Local electronic structure of dilute hydrogen in β\beta-MnO2_{2}2401.02109v1 · H. Okabe, M. Hiraishi, A. Koda et al.2024 · 3 citationsPhys. Rev. B 103, 155121 (2021)
Quantum Criticality in YbCu4Ni2312.12775v1 · Kotaro Osato, Takanori Taniguchi, Hirotaka Okabe et al.2023 · 0 citationsarXiv
Magnetic Instability of Pr3Ru4Sn132310.04049v1 · Takanori Taniguchi, Shinnosuke Kitayama, Hirotaka Okabe et al.2023 · 0 citationsarXiv
Development of Transient μ\muSR Method for High-Flux Pulsed Muons2309.11757v1 · S. Nishimura, H. Okabe, M. Hiraishi et al.2023 · 1 citationNuclear Instruments and Methods in Physics Research A 1056 (2023) 168669
Persistent spin dynamics in magnetically ordered honeycomb cobalt oxides2307.16451v1 · Ping Miao, Xianghong Jin, Weiliang Yao et al.2023 · 16 citationsPhys. Rev. B 109, 134431 (2024)
Photo-excited charge carrier lifetime enhanced by slow cation molecular dynamics in lead iodide perovskite FAPbI3_32307.10520v1 · M. Hiraishi, A. Koda, H. Okabe et al.2023 · 10 citationsJ. Appl. Phys. 134, 055106 (2023)
Direct observation of oxygen polarization in Sr2_2IrO4_4 by O KK-edge x-ray magnetic circular dichroism2305.15803v1 · R. Kadono, M. Miyazaki, M. Hiraishi et al.2023 · 9 citationsPhys. Rev. B 107, L201122 (2023)
Local electronic structure of interstitial hydrogen in MgH2inferred from muon study.37054730 · Kadono, Ryosuke, Hiraishi, Masatoshi, Okabe, Hirotaka et al.2023 · 1 citationJournal of physics. Condensed matter : an Institute of Physics journal. 2023;35(28)
Local electronic structure of dilute hydrogen in β\beta-Ga2_2O3_3 probed by muons2301.01883v1 · M. Hiraishi, H. Okabe, A. Koda et al.2023 · 2 citationsarXiv
Na-ion Dynamics in the Solid Solution Nax_{\rm x}Ca1−x_{1- \rm x}Cr2_2O4_4 Studied by Muon Spin Rotation and Neutron Diffraction2211.13164v1 · Elisabetta Nocerino, Ola K. Forslund, Hiroya Sakurai et al.2022 · 1 citationarXiv
The Duel of Magnetic Interactions & Structural Instabilities: Itinerant Frustration in the Triangular Lattice Compound LiCrSe2_22211.06864v2 · E. Nocerino, S. Kobayashi, C. Witteveen et al.2022 · 11 citationsarXiv
Local spin dynamics in geometrically frustrated Mo pyrochlore antiferromagnet Lu2_2Mo2_2O5−y_{5-y}N2_22206.13049v4 · S. K. Dey, K. Ishida, H. Okabe et al.2022 · 4 citationsPhysical Review B 107, 024407 (2023)
Organic molecular dynamics and charge-carrier lifetime in lead iodide perovskite MAPbI3.35046035 · Koda, Akihiro, Okabe, Hirotaka, Hiraishi, Masatoshi et al.2022 · 28 citationsProceedings of the National Academy of Sciences of the United States of America. 2022;119(4)
Pyrochlore oxide Hg2Os2O7on verge of metal-insulator boundary.34996061 · Kataoka, Kota, Hirai, Daigorou, Koda, Akihiro et al.2022 · 5 citationsJournal of physics. Condensed matter : an Institute of Physics journal. 2022;34(13)
Na Diffusion in Hard Carbon Studied with Positive Muon Spin Rotation and Relaxation.36855511 · Ohishi, Kazuki, Igarashi, Daisuke, Tatara, Ryoichi et al.2023 · 22 citationsACS physical chemistry Au. 2022;2(2):98-107
Na-ion mobility in P2-type Na0.5MgxNi0.17-xMn0.83O2 (0 ≤ x ≤ 0.07) from electrochemical and muon spin relaxation studies.34698733 · Ma, Le Anh, Palm, Rasmus, Nocerino, Elisabetta et al.2021 · 15 citationsPhysical chemistry chemical physics : PCCP. 2021;23(42):24478-24486
Ambipolar Property of Isolated Hydrogen in Oxide Materials Revealed by Muon2110.09024v2 · M. Hiraishi, H. Okabe, A. Koda et al.2021 · 1 citationJ. Appl. Phys. 132, 105701 (2022)
Dimensional reduction by geometrical frustration in a cubic antiferromagnet composed of tetrahedral clusters.34282147 · Okuma, Ryutaro, Kofu, Maiko, Asai, Shinichiro et al.2024 · 12 citationsNature communications. 2021;12(1):4382
Anomalous diamagnetism of electride electrons in transition metal silicides2106.00921v1 · M. Hiraishi, K. M. Kojima, H. Okabe et al.2021 · 8 citationsPhys. Rev. B 103, L241101 (2021)
Extreme Suppression of Antiferromagnetic Order and Critical Scaling in a Two-Dimensional Random Quantum Magnet.33543946 · Hong, Wenshan, Liu, Lu, Liu, Chang et al.2021 · 33 citationsPhysical review letters. 2021;126(3):037201
Magnetism behavior of T′T^{\prime}-type Eu2_2CuO4_4 revealed by muon spin rotation/relaxation measurements2012.05392v1 · M. Fujita, K. M. Suzuki, S. Asano et al.2020 · 4 citationsPhys. Rev. B 102, 045116 (2020)
Fermi-liquid state in TT*-type La1−x/2_{1-x/2}Eu1−x/2_{1-x/2}Srx_xCuO4_4 revealed via element substitution effects on magnetism2012.03529v2 · Takanori Taniguchi, Kota Kudo, Shun Asano et al.2020 · 1 citationarXiv
Muon Spin Relaxation and fluctuating magnetism in the pseudogap phase of YBa2_{2}Cu3_{3}Oy_{y}2008.00145v1 · Zihao Zhu, Jian Zhang, Zhaofeng Ding et al.2020 · 8 citationsPhys. Rev. B 103, 134426 (2021)
Gapless spin liquid in a square-kagome lattice antiferromagnet.32647219 · Fujihala, Masayoshi, Morita, Katsuhiro, Mole, Richard et al.2024 · 77 citationsNature communications. 2020;11(1):3429
Electronic charge transfer driven by spin cycloidal structure2006.15834v2 · Y. Ishii, S. Horio, Y. Noda et al.2020 · 6 citationsPhysical Review B, 101, 224436 (2020)
Magnetism driven by strong electronic correlation in the heavily carrier-doped iron oxypnictide LaFeAsO0.49_{0.49}H0.51_{0.51}2004.11547v2 · M. Hiraishi, K. M. Kojima, H. Okabe et al.2020 · 7 citationsPhysical Review B 101, 174414 (2020)
Origin of magnetovolume effect in a cobaltite2003.07567v2 · Ping Miao, Zhijian Tan, Sanghyun Lee et al.2020 · 7 citationsPhys. Rev. B 103, 094302 (2021)
Coupled Spin-Charge-Phonon Fluctuation in the All-In/All-Out Antiferromagnet Cd2_2Os2_2O7_71911.12500v1 · A. Koda, H. T. Hirose, M. Miyazaki et al.2019 · 3 citationsPhys. Rev. B 100, 245113 (2019)
Unusual slow magnetic fluctuations and critical slowing down in Sr2_{2}Ir1−x_{1-x}Rhx_{x}O4_{4}1910.07759v2 · C. Tan, Z. F. Ding, J. Zhang et al.2019 · 9 citationsPhys. Rev. B 101, 195108 (2020)
Electronic structure of interstitial hydrogen in In-Ga-Zn-O semiconductor simulated by muon1909.00503v1 · K. M. Kojima, M. Hiraishi, H. Okabe et al.2019 · 23 citationsAppl. Phys. Lett. 115, 122104 (2019)
Career total: 465 works. 143 are in this corpus.Showing the 50 most recent.

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