†Edge and Bulk States in Weyl-Orbit Quantum Hall Effect as Studied by Corbino Measurements: Y. Nakazawa, R. Kurihara, M. Miyazawa, S. Nishihaya, M. Kriener, M. Tokunaga, M. Kawasaki and M. Uchida, J. Phys. Soc. Jpn. 93, 023706/1-5 (2024).
*Dimerization-enhanced exotic magnetization plateau and magnetoelectric phase diagrams in skew-chain Co2V2O7: Z. H. Li, X. T. Han, C. Dong, H. W. Wang, Z. Z. He, R. Chen, W. X. Liu, C. L. Lu, Y. Kohama, M. Tokunaga, K. Kindo, Z. W. Ouyang, J. F. Wang and M. Yang, Phys. Rev. B 109, 094432 (2024).
Field-induced electric polarization and elastic softening caused by parity-mixed d-p hybridized states with electric multipoles in Ba2CuGe2O7: R. Kurihara, Y. Sato, A. Miyake, M. Akaki, K. Mitsumoto, M. Hagiwara, H. Kuwahara and M. Tokunaga, Phys. Rev. B 109, 125129/1-26 (2024).
Multiple magnetoelectric plateaus in the polar magnet Fe2Mo3O8: Q. Chen, A. Miyake, T. Kurumaji, K. Matsuura, F. Kagawa, S. Miyahara, Y. Tokura and M. Tokunaga, Phys. Rev. B 109, 094419//1-7 (2024).
*Quantum Liquid States of Spin Solitons in a Ferroelectric Spin-Peierls State: S. Imajo, A. Miyake, R. Kurihara, M. Tokunaga, K. Kindo, S. Horiuchi and F. Kagawa, Phys. Rev. Lett. 132, 096601/1-6 (2024).
6.
「Bi1−xSbxの強磁場誘起相転移に関する研究」 山口 侑真, 理学系研究科 (2024).
7.
「Development of Thermoelectric Measurements in Pulsed Magnetic Fields and its Application to Tellurium and Bismuth」 Z. Wu, 理学系研究科 (2024).
†Magnetic properties and magnetocaloric effect of DyCo9Si4: N. Tsujii, A. Miyake, M. Tokunaga, J. Valenta and H. Sakurai, Journal of Alloys and Compounds 980, 173653/1-7 (2024).
Novel anisotropy of upper critical fields in Fe1+yTe0.6Se0.4: Y. Pan, Y. Sun, N. Zhou, X. Yi, Q. Hou, J. Wang, Z. Zhu, H. Mitamura, M. Tokunaga and Z. Shi, Journal of Alloys and Compounds 976, 173262/1-6 (2024).
†High-field immiscibility of electrons belonging to adjacent twinned bismuth crystals: Y. Ye, A. Yamada, Y. Kinoshita, J. Wang, P. Nie, L. Xu, H. Zuo, M. Tokunaga, N. Harrison, R. D. McDonald, A. V. Suslov, A. Ardavan, M.-S. Nam, D. LeBoeuf, C. Proust, B. Fauqué, Y. Fuseya, Z. Zhu and K. Behnia, npj Quantum Mater. 9, 12/1-9 (2024).
†Observation of nonvolatile magneto-thermal switching in superconductors: H. Arima, Md. Riad Kasem, H. Sepehri-Amin, F. Ando, K.-I. Uchida, Y. Kinoshita, M. Tokunaga and Y. Mizuguchi, Commun Mater 5, 34/1-8 (2024).
†Peculiar magnetotransport properties in epitaxially stabilized orthorhombic Ru3+ perovskite LaRuO3 and NdRuO3: L. Zhang, T. C. Fujita, Y. Masutake, M. Kawamura, T.-H. Arima, H. Kumigashira, M. Tokunaga and M. Kawasaki, Commun Mater 5, 35/1-8 (2024).
†*Gradual Charge Order Melting in Bi0.5Ca0.5MnO3 Induced by Ultrahigh Magnetic Fields: Y. Ishii, A. Ikeda, M. Tokunaga, K. Kindo, A. Matsuo and Y. H. Matsuda, J. Phys. Soc. Jpn. 92, 074702/1-6 (2023).
†Coherent description of the magnetic properties of SeCuO3 versus temperature and magnetic field: X. Rocquefelte, M. Herak, A. Miyake, W. Lafargue-Dit-Hauret, H. Berger, M. Tokunaga and A. Saúl, Phys. Rev. B 107, 054407/1-8 (2023).
*Distinctive doping dependence of upper critical field in iron-based superconductor LaFeAsO1-xHx: S. Kawachi, J.-I. Yamaura, Y. Kuramoto, S. Iimura, T. Nomura, Y. Kohama, T. Sasaki, M. Tokunaga, Y. Murakami and H. Hosono, Phys. Rev. B 108, L100503/1-5 (2023).
Field-induced reentrant insulator state of a gap-closed topological insulator (Bi1-xSbx) in quantum-limit states: Y. Kinoshita, T. Fujita, R. Kurihara, A. Miyake, Y. Izaki, Y. Fuseya and M. Tokunaga, Phys. Rev. B 107, 125140/1-9 (2023).
†Field-tunable Weyl points and large anomalous Hall effect in the degenerate magnetic semiconductor EuMg2Bi2: M. Kondo, M. Ochi, R. Kurihara, A. Miyake, Y. Yamasaki, M. Tokunaga, H. Nakao, K. Kuroki, T. Kida, M. Hagiwara, H. Murakawa, N. Hanasaki and H. Sakai, Phys. Rev. B 107, L121112/1-7 (2023).
†*High-field magnetization and magnetic phase diagrams for three symmetry axes in single-crystal CeAl2: T. Ebihara, J. Jatmika, A. Miyake, M. Tokunaga and K. Kindo, Phys. Rev. B 108, 205148/1-8 (2023).
*High-field phase diagram of the chiral-lattice antiferromagnet Sr(TiO)Cu4(PO4)4: T. Nomura, Y. Kato, Y. Motome, A. Miyake, M. Tokunaga, Y. Kohama, S. Zherlitsyn, J. Wosnitza, S. Kimura, T. Katsuyoshi, T. Kimura and K. Kimura, Phys. Rev. B 108, 054434 (2023).
†Ising-type quasi-one-dimensional ferromagnetism with anisotropic hybridization in UNi4P2: A. Maurya, A. Miyake, H. Kotegawa, Y. Shimizu, Y. J. Sato, A. Nakamura, D. Li, Y. Homma, F. Honda, M. Tokunaga and D. Aoki, Phys. Rev. B 107, 085142/1-6 (2023).
†Variation of Landau level splitting in the Fermi level controlled Dirac metals (Eu,Gd)MnBi2: H. Sakai, K. Nakagawa, K. Tsuruda, J. Shiogai, K. Akiba, M. Tokunaga, S. Kimura, S. Awaji, A. Tsukazaki, H. Murakawa and N. Hanasaki, Phys. Rev. B 108, 115142/1-7 (2023).
†Magnetic field-induced phase transition in ilmenite-type CoVO3: H. Yamamoto, H.-C. Wu, A. Miyake, M. Tokunaga, A. Suzuki, T. Honda and H. Kimura, Appl. Phys. Lett. 123, 132404/1-4 (2023).
†Magnetoelectricity Enhanced by Electron Redistribution in a Spin Crossover [FeCo] Complex: X. Zhang, W.-H. Xu, W. Zheng, S.-Q. Su, Y.-B. Huang, Q. Shui, T. Ji, M. Uematsu, Q. Chen, M. Tokunaga, K. Gao, A. Okazawa, S. Kanegawa, S.-Q. Wu and O. Sato, J. Am. Chem. Soc. 145, 15647-15651 (2023).
†*Breathing pyrochlore magnet CuGaCr4S8: Magnetic, thermodynamic, and dielectric properties: M. Gen, H. Ishikawa, A. Miyake, T. Yajima, H. O. Jeschke, H. Sagayama, A. Ikeda, Y. H. Matsuda, K. Kindo, M. Tokunaga, Y. Kohama, T. Kurumaji, Y. Tokunaga and T.-H. Arima, Phys. Rev. Materials 7, 104404 1-12 (2023).
†*One-dimensional magnetism in synthetic Pauflerite, β−VOSO4: D. L. Quintero-Castro, G. J. Nilsen, K. Meier-Kirchner, A. Benitez-Castro, G. Guenther, T. Sakakibara, M. Tokunaga, C. Agu, I. Mandal and A. A. Tsirlin, Phys. Rev. Materials 7, 045003/1-7 (2023).
†Ordered and disordered variants of the triangular lattice antiferromagnet Ca3NiNb2O9: Crystal growth and magnetic properties: D. Rout, R. Tang, M. Skoulatos, B. Ouladdiaf, Y. Kinoshita, A. Miyake, M. Tokunaga, S. Mahapatra and S. Singh, Phys. Rev. Materials 7, 024419/1-14 (2023).
†Double dome structure of the Bose–Einstein condensation in diluted S = 3/2 quantum magnets: Y. Watanabe, A. Miyake, M. Gen, Y. Mizukami, K. Hashimoto, T. Shibauchi, A. Ikeda, M. Tokunaga, T. Kurumaji, Y. Tokunaga and T.-H. Arima, Nat Commun 14, 1260/1-9 (2023).
Low-temperature hysteresis broadening emerging from domain-wall creep dynamics in a two-phase competing system: K. Matsuura, Y. Nishizawa, Y. Kinoshita, T. Kurumaji, A. Miyake, H. Oike, M. Tokunaga, Y. Tokura and F. Kagawa, Commun Mater 4, 71/1-8 (2023).
†Pd2MnGa Metamagnetic Shape Memory Alloy with Small Energy Loss: T. Ito, X. Xu, A. Miyake, Y. Kinoshita, M. Nagasako, K. Takahashi, T. Omori, M. Tokunaga and R. Kainuma, Advanced Science 10, 2207779/1-12 (2023).
†Physical Properties of a New Ternary Compound RPt3Al5 (R = rare earth): H. Fukuda, T. Koizumi, Y. J. Sato, Y. Shimizu, A. Nakamura, D. Li, Y. Homma, A. Miyake, D. Aoki, M. Tokunaga, R. Kato, M. Shiga, T. Kawae and F. Honda, New Physics: Sae Mulli 73, 1135-1139 (2023).
Elastic Soft Mode and Electric Quadrupole Response in Excitonic Insulator Candidate (Ta0.952V0.048)2NiSe5: Contribution of Electron–Phonon Interaction: R. Kurihara, Y. Hirose, S. Sano, K. Mitsumoto, A. Miyake, M. Tokunaga and R. Settai, J. Phys. Soc. Jpn. 91, 024601/1-7 (2022).
*Ferroelectric Transition of a Chiral Molecular Crystal BINOL 2DMSO: T. Nomura, T. Yajima, Z. Yang, R. Kurihara, Y. Ishii, M. Tokunaga, Y. H. Matsuda, Y. Kohama, K. Kimura and T. Kimura, J. Phys. Soc. Jpn. 91, 064702/1-6 (2022).
†Magnetism of AlxFe2−xGeO5 with Andalusite Structure: K. Kakimoto, S. Takada, H. Ohta, Y. Haraguchi, M. Hagihala, S. Torii, T. Kamiyama, H. Mitamura, M. Tokunaga, A. Hatakeyama and H. A. Katori, J. Phys. Soc. Jpn. 91, 054704/1-7 (2022).
Magnetovolume Effect on the First-Order Metamagnetic Transition in UTe2: A. Miyake, M. Gen, A. Ikeda, K. Miyake, Y. Shimizu, Y. J. Sato, D. Li, A. Nakamura, Y. Homma, F. Honda, J. Flouquet, M. Tokunaga and D. Aoki, J. Phys. Soc. Jpn. 91, 063703/1-6 (2022).
*Topological Phase Transitions and Critical Phenomena Associated with Unwinding of Spin Crystals by High Magnetic Fields: N. Kanazawa, Y. Fujishiro, K. Akiba, R. Kurihara, H. Mitamura, A. Miyake, A. Matsuo, K. Kindo, M. Tokunaga and Y. Tokura, J. Phys. Soc. Jpn. 91, 1010021/14 (2022).
*Closing the hybridization charge gap in the Kondo semiconductor SmB6 with an ultrahigh magnetic field: D. Nakamura, A. Miyake, A. Ikeda, M. Tokunaga, F. Iga and Y. H. Matsuda, Phys. Rev. B 105, L241105/1-6 (2022).
*Enhancement of giant magnetoelectric effect in Ni-doped CaBaCo4O7: M. Gen, A. Miyake, H. Yagiuchi, Y. Watanabe, A. Ikeda, Y. H. Matsuda, M. Tokunaga, T. Arima and Y. Tokunaga, Phys. Rev. B 105, 214412/1-9 (2022).
†Highly anisotropic geometrical Hall effect via f-d exchange fields in doped pyrochlore molybdates: H. Fukuda, K. Ueda, Y. Kaneko, R. Kurihara, A. Miyake, K. Karube, M. Tokunaga, Y. Taguchi and Y. Tokura, Phys. Rev. B 106, 144431/1-7 (2022).
39.
「Bi1−xSbxにおける強磁場誘起半金属-半導体転移」 藤田 琢也, 東京大学大学院理学系研究科物理学専攻 (2022).
†Two Distinct Cu(II)–V(IV) Superexchange Interactions with Similar Bond Angles in a Triangular “CuV2” Fragment: Y. Wang, M. Fukuda, S. Nikolaev, A. Miyake, K. J. Griffith, M. L. Nisbet, E. Hiralal, R. Gautier, B. L. Fisher, M. Tokunaga, M. Azuma and K. R. Poeppelmeier, Inorg. Chem. 61, 10234-10241 (2022).
†Spin-orbit-derived giant magnetoresistance in a layered magnetic semiconductor AgCrSe2: H. Takahashi, T. Akiba, A. H. Mayo, K. Akiba, A. Miyake, M. Tokunaga, H. Mori, R. Arita and S. Ishiwata, Phys. Rev. Materials 6, 054602/1-6 (2022).
Long-distance polarizing microscope system combined with solenoid-type magnet for microscopy and simultaneous measurement of physical parameters: Y. Kinoshita, T. Miyakawa, X. Xu and M. Tokunaga, Review of Scientific Instruments 93, 073702/1-7 (2022).
Extremely high upper critical field in BiCh2-based (Ch: S and Se) layered superconductor LaO0.5F0.5BiS2-xSex (x = 0.22 and 0.69): K. Hoshi, R. Kurihara, Y. Goto, M. Tokunaga and Y. Mizuguchi, Sci Rep 12, 288/1-8 (2022).
†Possible helimagnetic order in Co4+-containing perovskites Sr1-xCaxCoO3: H. Takahashi, M. Onose, Y. Kobayashi, T. Osaka, S. Maeda, A. Miyake, M. Tokunaga, H. Sagayama, Y. Yamasaki and S. Ishiwata, APL Materials 10, 111116/1-7 (2022).
†Field-induced multiple metal-insulator crossovers of correlated Dirac electrons of perovskite CaIrO3: R. Yamada, J. Fujioka, M. Kawamura, S. Sakai, M. Hirayama, R. Arita, T. Okawa, D. Hashizume, T. Sato, F. Kagawa, R. Kurihara, M. Tokunaga and Y. Tokura, npj Quantum Mater. 7, 13/1-6 (2022).
*Complex magnetic phase diagram with a small phase pocket in a three-dimensional frustrated magnet CuInCr4S8: M. Gen, H. Ishikawa, A. Ikeda, A. Miyake, Z. Yang, Y. Okamoto, M. Mori, K. Takenaka, H. Sagayama, T. Kurumaji, Y. Tokunaga, T. Arima, M. Tokunaga, K. Kindo, Y. H. Matsuda and Y. Kohama, Phys. Rev. Research 4, 033148/1-13 (2022).
*Multipole polaron in the devil’s staircase of CeSb: Y. Arai, K. Kuroda, T. Nomoto, Z. H. Tin, S. Sakuragi, C. Bareille, S. Akebi, K. Kurokawa, Y. Kinoshita, W. -L. Zhang, S. Shin, M. Tokunaga, H. Kitazawa, Y. Haga, H. S. Suzuki, S. Miyasaka, S. Tajima, K. Iwasa, R. Arita and T. Kondo, Nat. Mater. 21, 410/1-7 (2022).
†Chirality‐Dependent Magnetoelectric Responses in a Magnetic‐Field‐Induced Ferroelectric Phase of Pb(TiO)Cu4(PO4)4: K. Kimura, T. Katsuyoshi, A. Miyake, M. Tokunaga, S. Kimura and T. Kimura, Adv Elect Materials 8, 2200167/1-9 (2022).
†Anisotropic Physical Properties of Layered Antiferromagnet U2Pt6Ga15: Y. Matsumoto, Y. Haga, E. Yamamoto, T. Takeuchi, A. Miyake and M. Tokunaga, J. Phys. Soc. Jpn. 90, 074707/1-6 (2021).
Enhancement and Discontinuity of Effective Mass through the First-Order Metamagnetic Transition in UTe2: A. Miyake, Y. Shimizu, Y. J. Sato, D. Li, A. Nakamura, Y. Homma, F. Honda, J. Flouquet, M. Tokunaga and D. Aoki, J. Phys. Soc. Jpn. 90, 103702/1-5 (2021).
†*Spin Excitations of the S = 1/2 One-Dimensional Ising-Like Antiferromagnet BaCo2V2O8 in Transverse Magnetic Fields: A. Okutani, H. Onishi, S. Kimura, T. Takeuchi, T. Kida, M. Mori, A. Miyake, M. Tokunaga, K. Kindo and M. Hagiwara, J. Phys. Soc. Jpn. 90, 044704/1-9 (2021).
*Ferroelectric polarization reversal in multiferroic MnWO4 via a rotating magnetic field up to 52 T: J. F. Wang, W. X. Liu, Z. Z. He, C. B. Liu, M. Tokunaga, M. Li, C. Dong, X. T. Han, F. Herlach, C. L. Lu, Z. W. Ouyang, Z. C. Xia, K. Kindo, L. Li and M. Yang, Phys. Rev. B 104, 014415 (2021).
†*Field-induced valence fluctuations in YbB12: R. Kurihara, A. Miyake, M. Tokunaga, A. Ikeda, Y. H. Matsuda, A. Miyata, D. I. Gorbunov, T. Nomura, S. Zherlitsyn, J. Wosnitza and F. Iga, Phys. Rev. B 103, 115103 1-14 (2021).
†*Geometrical Hall effect and momentum-space Berry curvature from spin-reversed band pairs: M. Hirschberger, Y. Nomura, H. Mitamura, A. Miyake, T. Koretsune, Y. Kaneko, L. Spitz, Y. Taguchi, A. Matsuo, K. Kindo, R. Arita, M. Tokunaga and Y. Tokura, Phys. Rev. B 103, L041111(1-6) (2021).
Quantum transport observed in films of the magnetic topological semimetal EuSb2: M. Ohno, M. Uchida, R. Kurihara, S. Minami, Y. Nakazawa, S. Sato, M. Kriener, M. Hirayama, A. Miyake, Y. Taguchi, R. Arita, M. Tokunaga and M. Kawasaki, Phys. Rev. B 103, 165144/1-6 (2021).
*Quantum transport of topological spin solitons in a one-dimensional organic ferroelectric: S. Imajo, A. Miyake, R. Kurihara, M. Tokunaga, K. Kindo, S. Horiuchi and F. Kagawa, Phys. Rev. B 103, L201117 (2021).
†*Magnetoconduction in the Correlated Semiconductor FeSi in Ultrastrong Magnetic Fields up to a Semiconductor-to-Metal Transition: D. Nakamura, Y. H. Matsuda, A. Ikeda, A. Miyake, M. Tokunaga, S. Takeyama and T. Kanomata, Phys. Rev. Lett. 127, 156601 (1-6) (2021).
58.
「Study of transport properties of doped lead tellurides in pulsed high magnetic fields」 Q. Chen, 東京大学大学院理学系研究科物理学専攻 (2021).
†*Coexistence of Magnetoelectric and Antiferroelectric-like Orders in Mn3Ta2O8: K. Kimura, N. Yagi, S. Hasegawa, M. Hagihala, A. Miyake, M. Tokunaga, H. Cao, T. Masuda and T. Kimura, Inorg. Chem. 60, 15078/1-7 (2021).
†Enhancing Thermopower and Nernst Signal of High‐Mobility Dirac Carriers by Fermi Level Tuning in the Layered Magnet EuMnBi2: K. Tsuruda, K. Nakagawa, M. Ochi, K. Kuroki, M. Tokunaga, H. Murakawa, N. Hanasaki and H. Sakai, Adv. Funct. Mater. 31, 2102275 (2021).
†Martensitic Transformation and Metamagnetic Transition in Co-V-(Si, Al) Heusler Alloys: K. Nakamura, A. Miyake, X. Xu, T. Omori, M. Tokunaga and R. Kainuma, Metals 11, 226/1-12 (2021).
†*Above-ordering-temperature large anomalous Hall effect in a triangular-lattice magnetic semiconductor: M. Uchida, S. Sato, H. Ishizuka, R. Kurihara, T. Nakajima, Y. Nakazawa, M. Ohno, M. Kriener, A. Miyake, K. Ohishi, T. Morikawa, M. S. Bahramy, T.-H. Arima, M. Tokunaga, N. Nagaosa and M. Kawasaki, Sci. Adv. 7, eabl5381/1-8 (2021).
†Observation of inverse magnetocaloric effect in magnetic-field-induced austenite phase of Heusler alloys Ni50-xCoxMn31.5Ga18.5 (x=9 and 9.7): T. Kihara, T. Roy, X. Xu, A. Miyake, M. Tsujikawa, H. Mitamura, M. Tokunaga, Y. Adachi, T. Eto and T. Kanomata, Phys. Rev. Materials 5, 034416_1-13 (2021).
†Restoration of the collinear spin arrangement in non-magnetic-ion-substituted M-type hexaferrite by high magnetic fields: K. Kamishima, A. Yonezawa, K. Kakizaki, A. Miyake, H. Mitamura and M. Tokunaga, Journal of Magnetism and Magnetic Materials 538, 168251/1-5 (2021).
†Giant anomalous Hall effect from spin-chirality scattering in a chiral magnet: Y. Fujishiro, N. Kanazawa, R. Kurihara, H. Ishizuka, T. Hori, F. S. Yasin, X. Yu, A. Tsukazaki, M. Ichikawa, M. Kawasaki, N. Nagaosa, M. Tokunaga and Y. Tokura, Nat Commun 12, 317/1-6 (2021).
Molecular beam deposition of a new layered pnictide with distorted Sb square nets: M. Ohno, M. Uchida, Y. Nakazawa, S. Sato, M. Kriener, A. Miyake, M. Tokunaga, Y. Taguchi and M. Kawasaki, APL Materials 9, 051107/1-4 (2021).
†Tunable spin-valley coupling in layered polar Dirac metals: M. Kondo, M. Ochi, T. Kojima, R. Kurihara, D. Sekine, M. Matsubara, A. Miyake, M. Tokunaga, K. Kuroki, H. Murakawa, N. Hanasaki and H. Sakai, Commun Mater 2, 49/1-7 (2021).
*105Pd NMR and NQR study of the cubic heavy fermion system Ce3Pd20Si6: I. Jakovac, M. Horvatic, E. F. Schwier, A. Prokofiev, S. Paschen, H. Mitamura, T. Sakakibara and M. S. Grbic, J. Phys.: Condens. Matter 32, 245601(1-7) (2020).
*Domain Control by Adjusting Anisotropic Stress in Pyrochlore Oxide Cd2Re2O7: S. Tajima, D. Hirai, Y. Kinoshita, M. Tokunaga, K. Akiba, T. C. Kobayashi, H. T. Hirose and Z. Hiroi, J. Phys. Soc. Jpn. 89, 114711 (2020).
†*Bulk quantum Hall effect of spin-valley coupled Dirac fermions in the polar antiferromagnet BaMnSb2: H. Sakai, H. Fujimura, S. Sakuragi, M. Ochi, R. Kurihara, A. Miyake, M. Tokunaga, T. Kojima, D. Hashizume, T. Muro, K. Kuroda, T. Kondo, T. Kida, M. Hagiwara, K. Kuroki, M. Kondo, K. Tsuruda, H. Murakawa and N. Hanasaki, Phys. Rev. B 101, 081104/1-7 (2020).
High-field ultrasonic study of quadrupole ordering and crystal symmetry breaking in CeRhIn5: R. Kurihara, A. Miyake, M. Tokunaga, Y. Hirose and R. Settai, Phys. Rev. B 101, 155125/1-8 (2020).
†Intriguing behavior of UCo1-xRhxGe ferromagnets in magnetic field along the axis: J. Pospíšil, Y. Haga, A. Miyake, S. Kambe, Y. Tokunaga, M. Tokunaga, E. Yamamoto, P. Proschek, J. Volný and V. Sechovský, Phys. Rev. B 102, 024442/1-13 (2020).
Magnetic phase diagram enriched by chemical substitution in a noncentrosymmetric helimagnet: T. Sato, Y. Araki, A. Miyake, A. Nakao, N. Abe, M. Tokunaga, S. Kimura, Y. Tokunaga and T.-H. Arima, Phys. Rev. B 101, 054414/1-6 (2020).
†Magnetic structures and quadratic magnetoelectric effect in LiNiPO4 beyond 30 T: E. Fogh, T. Kihara, R. Toft-Petersen, M. Bartkowiak, Y. Narumi, O. Prokhnenko, A. Miyake, M. Tokunaga, K. Oikawa, M. K. Sørensen, J. C. Dyrnum, H. Grimmer, H. Nojiri and N. B. Christensen, Phys. Rev. B 101, 024403/1-12 (2020).
*Magnetotransport properties of tellurium under extreme conditions: K. Akiba, K. Kobayashi, T. C. Kobayashi, R. Koezuka, A. Miyake, J. Gouchi, Y. Uwatoko and M. Tokunaga, Phys. Rev. B 101, 245111(1-6) (2020).
†Metamagnetic transitions and magnetoelectric responses in the chiral polar helimagnet Ni2InSbO6: Y. Araki, T. Sato, Y. Fujima, N. Abe, M. Tokunaga, S. Kimura, D. Morikawa, V. Ukleev, Y. Yamasaki, C. Tabata, H. Nakao, Y. Murakami, H. Sagayama, K. Ohishi, Y. Tokunaga and T. Arima, Phys. Rev. B 102, 054409/1-8 (2020).
†Strong magnetic anisotropy and unusual magnetic field reinforced phase in URhSn with a quasi-kagome structure: Y. Shimizu, A. Miyake, A. Maurya, F. Honda, A. Nakamura, Y. J. Sato, D. Li, Y. Homma, M. Yokoyama, Y. Tokunaga, M. Tokunaga and D. Aoki, Phys. Rev. B 102, 134411/1-11 (2020).
*Anisotropic Fully Gapped Superconductivity Possibly Mediated by Charge Fluctuations in a Nondimeric Organic Complex: S. Imajo, H. Akutsu, R. Kurihara, T. Yajima, Y. Kohama, M. Tokunaga, K. Kindo and Y. Nakazawa, Phys. Rev. Lett. 125, 177002 (2020).
79.
「パルス磁場を用いた単結晶テルルの金属的表面状態に関する研究」 肥塚 遼, 東京大学大学院理学系研究科物理学専攻 (2020).
†Dynamic evolution of flux distributions in a pulse-driven superconductor by high-speed magneto-optical imaging: H. Kurokawa, Y. Kinoshita, F. Nabeshima, M. Tokunaga and A. Maeda, Appl. Phys. Lett. 116, 262601/1-5 (2020).
Quantum Transport Phenomena in Narrow-Gap Semiconductors under High Pressure and High Magnetic Field: K. AKIBA and M. TOKUNAGA, The Review of High Pressure Science and Technology 30, 260-273 (2020).
†*Synthesis, Structure, and Anomalous Magnetic Ordering of the Spin-1/2 Coupled Square Tetramer System K(NbO)Cu4(PO4)4: K. Kimura, D. Urushihara, T. Asaka, M. Toyoda, A. Miyake, M. Tokunaga, A. Matsuo, K. Kindo, K. Yamauchi and T. Kimura, Inorg. Chem. 59, 10986-10995 (2020).
Anisotropic Quantum Transport through a Single Spin Channel in the Magnetic Semiconductor EuTiO3: K. Maruhashi, K. S. Takahashi, M. S. Bahramy, S. Shimizu, R. Kurihara, A. Miyake, M. Tokunaga, Y. Tokura and M. Kawasaki, Adv. Mater. 32, 1908315/1-10 (2020).
†High‐Mobility 2D Hole Gas at a SrTiO3 Interface: L. D. Anh, S. Kaneta, M. Tokunaga, M. Seki, H. Tabata, M. Tanaka and S. Ohya, Adv. Mater. 32, 1906003/1-7 (2020).
Magnetic field induced antiferromagnetic cone structure in multiferroic BiFeO3: M. Matsuda, S. E. Dissanayake, T. Hong, Y. Ozaki, T. Ito, M. Tokunaga, X. Z. Liu, M. Bartkowiak and O. Prokhnenko, Phys. Rev. Materials 4, 034412/1-6 (2020).
Capacitive detection of magnetostriction, dielectric constant, and magneto-caloric effects in pulsed magnetic fields: A. Miyake, H. Mitamura, S. Kawachi, K. Kimura, T. Kimura, T. Kihara, M. Tachibana and M. Tokunaga, Review of Scientific Instruments 91, 105103/1-9 (2020).
*Improved accuracy in high-frequency AC transport measurements in pulsed high magnetic fields: H. Mitamura, R. Watanuki, E. Kampert, T. Förster, A. Matsuo, T. Onimaru, N. Onozaki, Y. Amou, K. Wakiya, K. T. Matsumoto, I. Yamamoto, K. Suzuki, S. Zherlitsyn, J. Wosnitza, M. Tokunaga, K. Kindo and T. Sakakibara, Review of Scientific Instruments 91, 125107/1-25 (2020).
*Devil's staircase transition of the electronic structures in CeSb: K. Kuroda, Y. Arai, N. Rezaei, S. Kunisada, S. Sakuragi, M. Alaei, Y. Kinoshita, C. Bareille, R. Noguchi, M. Nakayama, S. Akebi, M. Sakano, K. Kawaguchi, M. Arita, S. Ideta, K. Tanaka, H. Kitazawa, K. Okazaki, M. Tokunaga, Y. Haga, S. Shin, H. S. Suzuki, R. Arita and T. Kondo, Nat Commun 11, 2888/1-9 (2020).
†High-field magnetization and magnetic phase diagram of metamagnetic shape memory alloys Ni50-xCoxMn31.5Ga18.5 (x = 9 and 9.7): T. Kihara, X. Xu, A. Miyake, Y. Kinoshita, M. Tokunaga, Y. Adachi and T. Kanomata, Scripta Materialia 181, 25-29 (2020).
Metamagnetic Transition in Heavy Fermion Superconductor UTe2: A. Miyake, Y. Shimizu, Y. J. Sato, D. Li, A. Nakamura, Y. Homma, F. Honda, J. Flouquet, M. Tokunaga and D. Aoki, J. Phys. Soc. Jpn. 88, 063706/1-5 (2019).
*Thermodynamic Investigation of Metamagnetism in Pulsed High Magnetic Fields on Heavy Fermion Superconductor UTe2: S. Imajo, Y. Kohama, A. Miyake, C. Dong, M. Tokunaga, J. Flouquet, K. Kindo and D. Aoki, J. Phys. Soc. Jpn. 88, 083705/1-5 (2019).
*Bidirectional surface photovoltage on a topological insulator: T. Yoshikawa, K. Sumida, Y. Ishida, J. Chen, M. Nurmamat, K. Akiba, A. Miyake, M. Tokunaga, K. A. Kokh, O. E. Tereshchenko, S. Shin and A. Kimura, Phys. Rev. B 100, 165311/1-6 (2019).
†*Difference in magnetic and ferroelectric properties between rhombohedral and hexagonal polytypes of AgFeO2: A single-crystal study: N. Terada, Y. Ikedo, H. Sato, D. D. Khalyavin, P. Manuel, F. Orlandi, Y. Tsujimoto, Y. Matsushita, A. Miyake, A. Matsuo, M. Tokunaga and K. Kindo, Phys. Rev. B 99, 064402/1-11 (2019).
†Direct coupling of ferromagnetic moment and ferroelectric polarization in BiFeO3: S. Kawachi, S. Miyahara, T. Ito, A. Miyake, N. Furukawa, J.-I. Yamaura and M. Tokunaga, Phys. Rev. B 100, 140412/1-5 (2019).
†Magnetic and electrical properties of the ternary compound U2Ir2Si5 with one-dimensional uranium zigzag chains: D. X. Li, F. Honda, A. Miyake, Y. Homma, Y. Haga, A. Nakamura, Y. Shimizu, A. Maurya, Y. J. Sato, M. Tokunaga and D. Aoki, Phys. Rev. B 99, 054408/1-9 (2019).
†*Magnetoelectric behavior from cluster multipoles in square cupolas: Study of Sr(TiO)Cu4(PO4)4 in comparison with Ba and Pb isostructurals: Y. Kato, K. Kimura, A. Miyake, M. Tokunaga, A. Matsuo, K. Kindo, M. Akaki, M. Hagiwara, S. Kimura, T. Kimura and Y. Motome, Phys. Rev. B 99, 024415/1-12 (2019).
*Successive electric-polarization switches in the S=1/2 skew chain Co2V2O7 induced by a high magnetic field: R. Chen, J. F. Wang, Z. W. Ouyang, M. Tokunaga, A. Y. Luo, L. Lin, J. M. Liu, Y. Xiao, A. Miyake, Y. Kohama, C. L. Lu, M. Yang, Z. C. Xia, K. Kindo and L. Li, Phys. Rev. B 100, 140403/1-5 (2019).
†*Large Enhancement of Thermoelectric Efficiency Due to a Pressure-Induced Lifshitz Transition in SnSe: T. Nishimura, H. Sakai, H. Mori, K. Akiba, H. Usui, M. Ochi, K. Kuroki, A. Miyake, M. Tokunaga, Y. Uwatoko, K. Katayama, H. Murakawa and N. Hanasaki, Phys. Rev. Lett. 122, 226601/1-6 (2019).
†*Topological transitions among skyrmion- and hedgehog-lattice states in cubic chiral magnets: Y. Fujishiro, N. Kanazawa, T. Nakajima, X. Z. Yu, K. Ohishi, Y. Kawamura, K. Kakurai, T. Arima, H. Mitamura, A. Miyake, K. Akiba, M. Tokunaga, A. Matsuo, K. Kindo, T. Koretsune, R. Arita and Y. Tokura, Nat. Commun. 10, 1059(1-8) (2019).
*Engelhauptite: A variant of S=1/2 kagome antiferromagnet: H. Ishikawa, D. Nishio-Hamane, A. Miyake, M. Tokunaga, A. Matsuo, K. Kindo and Z. Hiroi, Phys. Rev. Materials 3, 064414/1-5 (2019).
†*A series of magnon crystals appearing under ultrahigh magnetic fields in a kagomé antiferromagnet: R. Okuma, D. Nakamura, T. Okubo, A. Miyake, A. Matsuo, K. Kindo, M. Tokunaga, N. Kawashima, S. Takeyama and Z. Hiroi, Nat Commun 10, 1229 1-7 (2019).
Quantized surface transport in topological Dirac semimetal films: S. Nishihaya, M. Uchida, Y. Nakazawa, R. Kurihara, K. Akiba, M. Kriener, A. Miyake, Y. Taguchi, M. Tokunaga and M. Kawasaki, Nat Commun 10, 2564/1-7 (2019).
*Thermodynamic evidence of magnetic-field-induced complete valley polarization in bismuth: A. Iwasa, A. Kondo, S. Kawachi, K. Akiba, Y. Nakanishi, M. Yoshizawa, M. Tokunaga and K. Kindo, Sci Rep 9, 1672/1-8 (2019).
*A series of magnon crystals appearing under ultrahigh magnetic fields in a kagomé antiferromagnet: R. Okuma, D. Nakamura, T. Okubo, A. Miyake, A. Matsuo, K. Kindo, M. Tokunaga, N. Kawashima, S. Takeyama and Z. Hiroi, Nature Communications 10, 1229(7) (2019).
*Formation and Control of Twin Domains in the Pyrochlore Oxide Cd2Re2O7: Y. Matsubayashi, D. Hirai, M. Tokunaga and Z. Hiroi, J. Phys. Soc. Jpn. 87, 104604/1-7 (2018).
†*Magnetic and Structural Properties of A-Site Ordered Chromium Spinel Sulfides: Alternating Antiferromagnetic and Ferromagnetic Interactions in the Breathing Pyrochlore Lattice: Y. Okamoto, M. Mori, N. Katayama, A. Miyake, M. Tokunaga, A. Matsuo, K. Kindo and K. Takenaka, J. Phys. Soc. Jpn. 87, 034709/1-8 (2018).
*High-field phase diagram and phase transitions in hexagonal manganite ErMnO3: Y. J. Liu, J. F. Wang, X. F. Sun, J. -S. Zhou, Z. C. Xia, Z. W. Ouyang, M. Yang, C. B. Liu, R. Chen, J. -G. Cheng, Y. Kohama, M. Tokunaga and K. Kindo, Phys. Rev. B 97, 214419(1-5) (2018).
†Impact of antiferromagnetic order on Landau-level splitting of quasi-two-dimensional Dirac fermions in EuMnBi2: H. Masuda, H. Sakai, M. Tokunaga, M. Ochi, H. Takahashi, K. Akiba, A. Miyake, K. Kuroki, Y. Tokura and S. Ishiwata, Phys. Rev. B 98, 161108/1-6 (2018).
Magnetic field effect on the chiral magnetism of noncentrosymmetric UPtGe: Experiment and theory: A. Miyake, L. M. Sandratskii, A. Nakamura, F. Honda, Y. Shimizu, D. Li, Y. Homma, M. Tokunaga and D. Aoki, Phys. Rev. B 98, 174436/1-6 (2018).
*Magnetic field induced phenomena in UIrGe in fields applied along the b axis: J. Pospíšil, Y. Haga, Y. Kohama, A. Miyake, S. Kambe, N. Tateiwa, M. Vališka, P. Proschek, J. Prokleška, V. Sechovský, M. Tokunaga, K. Kindo, A. Matsuo and E. Yamamoto, Phys. Rev. B 98, 014430(1-7) (2018).
†Negative magnetoresistance suppressed through a topological phase transition in (Cd1-xZnx)3As2 thin films: S. Nishihaya, M. Uchida, Y. Nakazawa, K. Akiba, M. Kriener, Y. Kozuka, A. Miyake, Y. Taguchi, M. Tokunaga and M. Kawasaki, Phys. Rev. B 97, 245103/1-7 (2018).
Quantitative evaluation of Dirac physics in PbTe: K. Akiba, A. Miyake, H. Sakai, K. Katayama, H. Murakawa, N. Hanasaki, S. Takaoka, Y. Nakanishi, M. Yoshizawa and M. Tokunaga, Phys. Rev. B 98, 115144/1-11 (2018).
*Unusual magnetoelectric memory and polarization reversal in the kagome staircase compound Ni3V2O8: Y. J. Liu, J. F. Wang, Z. Z. He, C. L. Lu, Z. C. Xia, Z. W. Ouyang, C. B. Liu, R. Chen, A. Matsuo, Y. Kohama, K. Kindo and M. Tokunaga, Phys. Rev. B 97, 174429(1-6) (2018).
114.
室温マルチフェロイック物質ビスマスフェライトの電気磁気効果: 河智 史朗, 三宅 厚志, 徳永 将史, 伊藤 利充, 固体物理 53, 61-70 (2018).
115.
Electronic states of narrow-gap semiconductors under multi-extreme conditions: K. Akiba, Department of Physics (2018).
†Deviation from the Kohler’s rule and Shubnikov–de Haas oscillations in type-II Weyl semimetal WTe2 : High magnetic field study up to 56 T: S. Onishi, R. Jha, A. Miyake, R. Higashinaka, T. D. Matsuda, M. Tokunaga and Y. Aoki, AIP Advances 8, 101330/1-5 (2018).
†Large magneto-thermopower in MnGe with topological spin texture: Y. Fujishiro, N. Kanazawa, T. Shimojima, A. Nakamura, K. Ishizaka, T. Koretsune, R. Arita, A. Miyake, H. Mitamura, K. Akiba, M. Tokunaga, J. Shiogai, S. Kimura, S. Awaji, A. Tsukazaki, A. Kikkawa, Y. Taguchi and Y. Tokura, Nat. Commun. 9, 408/1-7 (2018).
†Consecutive magnetic phase diagram of UCoGe-URhGe-UIrGe system: J. Pospíšil, Y. Haga, A. Miyake, S. Kambe, N. Tateiwa, Y. Tokunaga, F. Honda, A. Nakamura, Y. Homma, M. Tokunaga, D. Aoki and E. Yamamoto, Physica B: Condensed Matter 536, 532-534 (2018).
Observation of Poiseuille flow of phonons in black phosphorus: Y. Machida, A. Subedi, K. Akiba, A. Miyake, M. Tokunaga, Y. Akahama, K. Izawa and K. Behnia, Sci. Adv. 4, eaat3374/1-9 (2018).
*Magnetic structural unit with convex geometry: A building block hosting an exchange-striction-driven magnetoelectric coupling: K. Kimura, Y. Kato, K. Yamauchi, A. Miyake, M. Tokunaga, A. Matsuo, K. Kindo, M. Akaki, M. Hagiwara, S. Kimura, M. Toyoda, Y. Motome and T. Kimura, Phys. Rev. Materials 2, 104415/1-12 (2018).
†Negative-pressure-induced helimagnetism in ferromagnetic cubic perovskites Sr1-xBaxCoO3: H. Sakai, S. Yokoyama, A. Kuwabara, J. S. White, E. Canévet, H. M. Rønnow, T. Koretsune, R. Arita, A. Miyake, M. Tokunaga, Y. Tokura and S. Ishiwata, Phys. Rev. Materials 2, 104412/1-6 (2018).
†Magnetic-field-induced transition for reentrant martensitic transformation in Co-Cr-Ga-Si shape memory alloys: X. Xu, T. Kihara, A. Miyake, M. Tokunaga, T. Kanomata and R. Kainuma, Journal of Magnetism and Magnetic Materials 466, 273-276 (2018).
†Thermal, magnetic field- and stress-induced transformation in Heusler-type Co-Cr-Al-Si shape memory alloys: T. Odaira, X. Xu, A. Miyake, T. Omori, M. Tokunaga and R. Kainuma, Scripta Materialia 153, 35-39 (2018).
†Characteristic Physical Properties of the Non-Kramers Γ3 Ground State in PrPt2Cd20: Y. Hirose, T. Takeuchi, H. Doto, F. Honda, A. Miyake, M. Tokunaga, D. Yoshizawa, T. Kida, M. Hagiwara, Y. Haga and R. Settai, J. Phys. Soc. Jpn. 86, 074711/1-7 (2017).
†*Electric Polarization Induced by Spin Ordering under Magnetic Fields in Distorted Triangular Lattice Antiferromagnet RbCoBr3: Y. Nishiwaki, M. Tokunaga, R. Sakakura, S. Takeyama, T. Kato and K. Iio, J. Phys. Soc. Jpn. 86, 044701(1-8) (2017).
†Different metamagnetism between paramagnetic Ce and Yb isomorphs: A. Miyake, Y. Sato, M. Tokunaga, J. Jatmika and T. Ebihara, Phys. Rev. B 96, 085127/1-7 (2017).
High-field magnetization and magnetic phase diagram of α-Cu2V2O7: G. Gitgeatpong, M. Suewattana, S. Zhang, A. Miyake, M. Tokunaga, P. Chanlert, N. Kurita, H. Tanaka, T. J. Sato, Y. Zhao and K. Matan, Phys. Rev. B 95, 245119/1-10 (2017).
*Magnetic transitions under ultrahigh magnetic fields of up to 130 T in the breathing pyrochlore antiferromagnet LiInCr4O8: Y. Okamoto, D. Nakamura, A. Miyake, S. Takeyama, M. Tokunaga, A. Matsuo, K. Kindo and Z. Hiroi, Phys. Rev. B 95, 134438(1-5) (2017).
*Phase diagram of multiferroic KCu3As2O7(OD)3: G. J. Nilsen, V. Simonet, C. V. Colin, R. Okuma, Y. Okamoto, M. Tokunaga, T. C. Hansen, D. D. Khalyavin and Z. Hiroi, Phys. Rev. B 95, 214415/1-10 (2017).
†*Rich magnetoelectric phase diagrams of multiferroic single-crystal α−NaFeO2: N. Terada, Y. Ikedo, H. Sato, D. D. Khalyavin, P. Manuel, A. Miyake, A. Matsuo, M. Tokunaga and K. Kindo, Phys. Rev. B 96, 035128(1-14) (2017).
†*Two-carrier analyses of the transport properties of black phosphorus under pressure: K. Akiba, A. Miyake, Y. Akahama, K. Matsubayashi, Y. Uwatoko and M. Tokunaga, Phys. Rev. B 95, 115126(1-7) (2017).
†*Magnetoelectric Behavior from S=1/2 Asymmetric Square Cupolas: Y. Kato, K. Kimura, A. Miyake, M. Tokunaga, A. Matsuo, K. Kindo, M. Akaki, M. Hagiwara, M. Sera, T. Kimura and Y. Motome, Phys. Rev. Lett. 118, 107601/1-5 (2017).
133.
「マルチフェロイック物質BiFeO3の磁場誘起相の研究と電気磁気効果の応用」 河智 史朗, 物理学専攻 (2017).
*Topochemical Crystal Transformation from a Distorted to a Nearly Perfect Kagome Cuprate: H. Ishikawa, T. Yajima, A. Miyake, M. Tokunaga, A. Matsuo, K. Kindo and Z. Hiroi, Chem. Mater. 29, 6719-6725 (2017).
*Giant Exchange Coupling Evidenced with a Magnetization Jump at 52 T for a Gadolinium-Nitroxide Chelate: T. Kanetomo, T. Kihara, A. Miyake, A. Matsuo, M. Tokunaga, K. Kindo, H. Nojiri and T. Ishida, Inorg. Chem. 56, 3310-3314 (2017).
†Quantum Hall states observed in thin films of Dirac semimetal Cd3As2: M. Uchida, Y. Nakazawa, S. Nishihaya, K. Akiba, M. Kriener, Y. Kozuka, A. Miyake, Y. Taguchi, M. Tokunaga, N. Nagaosa, Y. Tokura and M. Kawasaki, Nat. Commun. 8, 2274/1-7 (2017).
Successive field-induced transitions in BiFeO3 around room temperature: S. Kawachi, A. Miyake, T. Ito, S. E. Dissanayake, M. Matsuda, W. Ratcliff, Z. Xu, Y. Zhao, S. Miyahara, N. Furukawa and M. Tokunaga, Phys. Rev. Materials 1, 024408/1-6 (2017).
†Stress- and Magnetic Field-Induced Martensitic Transformation at Cryogenic Temperatures in Fe–Mn–Al–Ni Shape Memory Alloys: J. Xia, X. Xu, A. Miyake, Y. Kimura, T. Omori, M. Tokunaga and R. Kainuma, Shap. Mem. Superelasticity 3, 467-475 (2017).
†Spin Structure Change in Co-Substituted BiFeO3: H. Yamamoto, T. Kihara, K. Oka, M. Tokunaga, K. Mibu and M. Azuma, J. Phys. Soc. Jpn. 85, 064704/1-4 (2016).
†*Magnetic-field-induced spin crossover of Y-doped Pr0.7Ca0.3CoO3: A. Ikeda, S. Lee, T. T. Terashima, Y. H. Matsuda, M. Tokunaga and T. Naito, Phys. Rev. B 94, 115129/1-8 (2016).
†*Quasi-two-dimensional Bose-Einstein condensation of spin triplets in the dimerized quantum magnet Ba2CuSi2O6Cl2: M. Okada, H. Tanaka, N. Kurita, K. Johmoto, H. Uekusa, A. Miyake, M. Tokunaga, S. Nishimoto, M. Nakamura, M. Jaime, G. Radtke and A. Saúl, Phys. Rev. B 94, 094421/1-8 (2016).
142.
圧力下の半金属黒燐における異常量子輸送現象: 秋葉 和人, 三宅 厚志, 徳永 将史, 赤浜 裕一, 固体物理 51, 249 (2016).
Resistive memory effects in BiFeO3 single crystals controlled by transverse electric fields: S. Kawachi, H. Kuroe, T. Ito, A. Miyake and M. Tokunaga, Appl. Phys. Lett. 108, 162903/1-4 (2016).
†Quantum Hall effect in a bulk antiferromagnet EuMnBi2 with magnetically confined two-dimensional Dirac fermions: H. Masuda, H. Sakai, M. Tokunaga, Y. Yamasaki, A. Miyake, J. Shiogai, S. Nakamura, S. Awaji, A. Tsukazaki, H. Nakao, Y. Murakami, T. -h. Arima, Y. Tokura and S. Ishiwata, Science Advances 2, e1501117/1-6 (2016).
†*Anomalous Quantum Transport Properties in Semimetallic Black Phosphorus: K. Akiba, A. Miyake, Y. Akahama, K. Matsubayashi, Y. Uwatoko, H. Arai, Y. Fuseya and M. Tokunaga, J. Phys. Soc. Jpn. 84, 073708 (1-4) (2015).
*Field Evolution of Quantum Critical and Heavy Fermi-Liquid Components in the Magnetization of the Mixed Valence Compound β-YbAlB4: Y. Matsumoto, K. Kuga, Y. Karaki, Y. Shimura, T. Sakakibara, M. Tokunaga, K. Kindo and S. Nakatsuji, J. Phys. Soc. Jpn. 84, 024710 (1-7) (2015).
*Possible Excitonic Phase of Graphite in the Quantum Limit State: K. Akiba, A. Miyake, H. Yaguchi, A. Matsuo, K. Kindo and M. Tokunaga, J. Phys. Soc. Jpn. 84, 054709/1-6 (2015).
High field studies on BiFeO3 single crystals grown by the laser-diode heating floating zone method: M. Tokunaga, M. Akaki, A. Miyake, T. Ito and H. Kuwahara, J. Magn. Magn. Mater. 383, 259-261 (2015).
Magnetic field induced polar phase in the chiral magnet CsCuCl3: A. Miyake, J. Shibuya, M. Akaki, H. Tanaka and M. Tokunaga, Phys. Rev. B 92, 100406/1-5 (2015).
*One-Third Magnetization Plateau with a Preceding Novel Phase in Volborthite: H. Ishikawa, M. Yoshida, K. Nawa, M. Jeong, S. Kramer, M. Horvatic, C. Berthier, M. Takigawa, M. Akaki, A. Miyake, M. Tokunaga, K. Kindo, J. Yamaura, Y. Okamoto and Z. Hiroi, Phys. Rev. Lett. 114, 227202 (1-5) (2015).
151.
ハイスピードカメラで調べる強磁場物性: 徳永 将史, 固体物理 50, 163 (2015).
152.
*パルス強磁場下における磁気熱量効果／比熱測定手法の開発: 木原 工, 小濱 芳允, 徳永 将史, 金道 浩一, 固体物理 50, 371 (2015).
153.
「パルス強磁場を用いた量子極限下グラファイトの電子相に関する研究」 秋葉 和人, Department of Physics (2015).
154.
「強磁場下におけるCsCuCl3 の電気磁気効果の研究」 渋谷 純平, Department of Physics (2015).
†*Superconductivity protected by spin–valley locking in ion-gated MoS2: Y. Saito, Y. Nakamura, M. S. Bahramy, Y. Kohama, J. Ye, Y. Kasahara, Y. Nakagawa, M. Onga, M. Tokunaga, T. Nojima, Y. Yanase and Y. Iwasa, Nature Phys. 12, 144-150 (2015).
†*Development of non-metallic diamond anvil cell and quantum oscillation measurement of CePt2ln7 in a pulsed-magnet: A. Miyake, Y. Kohama, S. Ohta, Y. Hirose, R. Settai, K. Matsubayashi, Y. Uwatoko, A. Matsuo, K. Kindo and M. Tokunaga, J. Phys.: Conf. Ser. 592, 012149(1-6) (2015).
Magnetic control of transverse electric polarization in BiFeO3: M. Tokunaga, M. Akaki, T. Ito, S. Miyahara, A. Miyake, H. Kuwahara and N. Furukawa, Nat. Commun. 6, 5878/1-5 (2015).
†Thermodynamics and Kinetics of Martensitic Transformation in Ni-Mn-based Magnetic Shape Memory Alloys: X. Xu, R. Kainuma, T. Kihara, W. Ito, M. Tokunaga, T. Kanomata, N. Schryvers and J. Van Humbeeck, MATEC Web of Conferences 33, 01004/1-9 (2015).
†*Successive Magnetic Transitions of Ca2CoSi2O7 in High Magnetic Fields: M. Akaki, H. Kuwahara, A. Matsuo, K. Kindo and M. Tokunaga, J. Phys. Soc. Jpn. 83, 093704/1-4 (2014).
Anisotropic Upper Critical Field of BiS2-Based Superconductor LaO0.5F0.5BiS2: Y. Mizuguchi, A. Miyake, K. Akiba, M. Tokunaga, J. Kajitani and O. Miura, Phys. Rev. B 89, 174515/1-7 (2014).
Direct measurements of inverse magnetocaloric effects in metamagnetic shape-memory alloy NiCoMnIn: T. Kihara, X. Xu, W. Ito, R. Kainuma and M. Tokunaga, Phys. Rev. B 90, 214409/1-6 (2014).
162.
「パルス強磁場を用いたFe1+y(Te1-xSx) における磁場誘起相転移の研究」 河智 史朗, Department of Physics (2014).
Novel multiferroic phase of CsCuCl3 in High Magnetic Fields: J. Shibuya, M. Akaki, Y. Kohama, A. Miyake, M. Tokunaga and H. Tanaka, J. Phys.: Conf. Ser. 568, 042030/1-5 (2014).
Magnetic Field-Induced Reverse Martensitic Transformation and Thermal Transformation Arrest Phenomenon of Ni41Co9Mn39Sb11 Alloy: R. Umetsu, X. Xu, W. Ito, T. Kihara, K. Takahashi, M. Tokunaga and R. Kainuma, Metals 4, 609-622 (2014).
Giant Magnetoresistance Effect in the Metal–Insulator Transition of Pyrochlore Oxide Nd2Ir2O7: K. Matsuhira, M. Tokunaga, M. Wakeshima, Y. Hinatsu and S. Takagi, J. Phys. Soc. Jpn. 82, 023706/1-4 (2013).
High-Field Magnetization of Quasi-One-Dimensional Ising-Like Antiferromagnet TlCoCl3: Y. Nishiwaki, M. Tokunaga, N. Todoroki and T. Kato, J. Phys. Soc. Jpn. 82, 104717/1-5 (2013).
Metamagnetic Transition and Its Related Magnetocapacitance Effect in Phthalocyanine-Molecular Conductor Exhibiting Giant Magnetoresistance: N. Hanasaki, T. Tateishi, H. Tajima, M. Kimata, M. Tokunaga, M. Matsuda, A. Kanda, H. Murakawa, T. Naito and T. Inabe, J. Phys. Soc. Jpn. 82, 094713/1-5 (2013).
Thermal Transport and Magnetotransport Properties of CuCr1-xMgxO2 with a Spin-3/2 Antiferromagnetic Triangular Lattice: T. Okuda, S. Oozono, T. Kihara and M. Tokunaga, J. Phys. Soc. Jpn. 82, 014706/1-7 (2013).
Magnetic control of electric polarization in the noncentrosymmetric compound (Cu,Ni)B2O4: N. D. Khanh, N. Abe, K. Kubo, M. Akaki, M. Tokunaga, T. Sasaki and T. Arima, Phys. Rev. B 87, 184416/1-5 (2013).
Shubnikov–de Haas oscillations in the bulk Rashba semiconductor BiTeI: C. Bell, M. S. Bahramy, H. Murakawa, J. G. Checkelsky, R. Arita, Y. Kaneko, Y. Onose, M. Tokunaga, Y. Kohama, N. Nagaosa, Y. Tokura and H. Y. Hwang, Phys. Rev. B 87, 081109(R)/1-5 (2013).
†*Adiabatic measurements of magneto-caloric effects in pulsed high magnetic fields up to 55 T: T. Kihara, Y. Kohama, Y. Hashimoto, S. Katsumoto and M. Tokunaga, Rev. Sci. Instrum. 84, 074901/1-7 (2013).
172.
「パルス強磁場下における磁気熱量効果測定手法の開発とメタ磁性形状記憶合金への応用」 木原 工, Department of Physics (2013).
Field-Induced Magnetostructural Transitions in Antiferromagnetic Fe1+yTe1-xSx: M. Tokunaga, T. Kihara, Y. Mizuguchi and Y. Takano, J. Low Temp. Phys. 170, 340-345 (2013).
High Magnetic Field Dependence of Magnetodielectric Properties in Sr2CoSi2O7 Crystal: M. Akaki, T. Tadokoro, T. Kihara, M. Tokunaga and H. Kuwahara, J. Low Temp. Phys. 170, 291-295 (2013).
†*Magnetic field hysteresis under various sweeping rates for Ni-Co-Mn-In metamagnetic shape memory alloys: X. Xu, T. Kihara, M. Tokunaga, A. Matsuo, W. Ito, R. Y. Umetsu, K. Kindo and R. Kainuma, Appl. Phys. Lett. 103, 122406/1-4 (2013).
Detection of Berry's Phase in a Bulk Rashba Semiconductor: H. Murakawa, M. S. Bahramy, M. Tokunaga, Y. Kohama, C. Bell, Y. Kaneko, N. Nagaosa, H. Y. Hwang and Y. Tokura, Science 342, 1490-1493 (2013).
Spin Frustration from cis -Edge or -Corner Sharing Metal-Centered Octahedra: R. Gautier, K. Oka, T. Kihara, N. Kumar, A. Sundaresan, M. Tokunaga, M. Azuma and K. R. Poeppelmeier, J. Am. Chem. Soc. 135, 19268-19274 (2013).
†*Optical imaging and magnetocaloric effect measurements in pulsed high magnetic fields and their application to Ni–Co–Mn–In Heusler alloy: T. Kihara, I. Katakura, M. Tokunaga, A. Matsuo, K. Kawaguchi, A. Kondo, K. Kindo, W. Ito, X. Xu and R. Kainuma, J. Alloys Compd. 577, S722-S725 (2013).
Optical Microscopic Study on NiCoMnAl Metamagnetic Shape Memory Alloy by In Situ Observation under a Pulsed High Magnetic Field: X. Xu, I. Katakura, T. Kihara, M. Tokunaga, W. Ito, R. Y. Umetsu and R. Kainuma, Mater. Trans. 54, 357-362 (2013).
Anisotropic magnetic properties in Åkermanite Sr2MSi2O7 (M=Co, Mn) crystals: M. Akaki, T. Tadokoro, H. Kuwahara, T. Kihara and M. Tokunaga, J. Kor. Phys. Soc. 62, 1812-1814 (2013).
Magnetotransport property of the hole-doped delafossite CuCr0.97Mg0.03O2 with a Spin-3/2 antiferromagnetic triangular sublattice: T. Okuda, S. Oozono, T. Kihara and M. Tokunaga, J. Kor. Phys. Soc. 62, 2168-2172 (2013).
*Heat-pulse measurements of specific heat in 36 ms pulsed magnetic fields: Y. Kohama, Y. Hashimoto, S. Katsumoto, M. Tokunaga and K. Kindo, Meas. Sci. Technol. 24, 115005(1-9) (2013).
The Thermal Transformation Arrest Phenomenon in NiCoMnAl Heusler Alloys: X. Xu, W. Ito, M. Tokunaga, T. Kihara, K. Oka, R. Umetsu, T. Kanomata and R. Kainuma, Metals 3, 298-311 (2013).
Field-Induced Magnetostructural Transitions in Antiferromagnetic Fe$_{1+y}$Te$_{1-x}$S$_{x}$: M. Tokunaga, T. Kihara, Y. Mizuguchi and Y. Takano, J. Phys. Soc. Jpn. 81, 063703/1-4 (2012).
*Precise Magnetization Measurements by Parallel Self-Compensated Induction Coils in a Vertical Single-Turn Coil up to 103 T: S. Takeyama, R. Sakakura, Y. H. Matsuda, A. Miyata and M. Tokunaga, J. Phys. Soc. Jpn. 81, 014702 1-7 (2012).
Multiferroic properties of an åkermanite Sr_{2}CoSi_{2}O_{7} single crystal in high magnetic fields: M. Akaki, H. Iwamoto, T. Kihara, M. Tokunaga and H. Kuwahara, Phys. Rev. B 86, 060413/1-4 (2012).
Studies on multiferroic materials in high magnetic fields: M. Tokunaga, Front. Phys. 7, 386-398 (2012).
Neutron Diffraction Study of Successive Magnetic Phase Transitions of Distorted-Triangular-Lattice Antiferromagnet RbFeBr3: Y. Nishiwaki, A. Oosawa, K. Kakurai, K. Kaneko, M. Tokunaga and T. Kato, J. Phys. Soc. Jpn. 80, 084711(1-5) (2011).
*Dzyaloshinskii-Moriya interaction and spin reorientation transition in the frustrated kagome lattice antiferromagnet: K. Matan, B. Bartlett, J. Helton, V. Sikolenko, S. Mat’aš, K. Prokeš, Y. Chen, J. Lynn, D. Grohol, T. Sato, M. Tokunaga, D. Nocera and Y. Lee, Phys. Rev. B 83, 214406 (2011).
*High magnetic field induced phases and half-magnetization plateau in the S=1 kagome compound Ni3V2O8: J. Wang, M. Tokunaga, Z. He, J. Yamaura, A. Matsuo and K. Kindo, Phys. Rev. B 84, 220407(5) (2011).
*Magnetization plateaus of the spin-1/2 kagome antiferromagnets volborthite and vesignieite: Y. Okamoto, M. Tokunaga, H. Yoshida, A. Matsuo, K. Kindo and Z. Hiroi, Phys. Rev. B 83, 180407(4) (2011).
Versatile helimagnetic phases under magnetic fields in cubic perovskite SrFeO3: S. Ishiwata, M. Tokunaga, Y. Kaneko, D. Okuyama, Y. Tokunaga, S. Wakimoto, K. Kakurai, T. Arima, Y. Taguchi and Y. Tokura, Phys. Rev. B 84, 054427(1-5) (2011).
*Successive phase transitions and phase diagrams for the
quasi-two-dimensional easy-axis triangular antiferromagnet
Rb4Mn(MoO4)3: R. Ishii, S. Tanaka, K. Onuma, Y. Nambu, M. Tokunaga, T. Sakakibara, N. Kawashima, Y. Maeno, C. Broholm, D. P. Gautreaux, J. Y. Chan and S. Nakatsuji, Europhys. Lett. 94, 17001(1-5) (2011).
In situ optical microscopic observation of NiCoMnIn metamagnetic shape memory alloy under pulsed high magnetic field: X. Xu, W. Ito, I. Katakura, M. Tokunaga and R. Kainuma, Scr. Mater. 65, 946-949 (2011).
195.
†High-Field Magnetization of Distorted Triangular Lattice Antiferromagnet RbCoBr3: Y. Nishiwaki, M. Tokunaga, T. Nakamura, N. Todoroki and T. Kato, J. Phys. Soc. Jpn. 79, 084707(1-4) (2010).
196.
High-Field Study of Strong Magnetoelectric Coupling in Single-Domain Crystals of BiFeO3: M. Tokunaga, M. Azuma and Y. Shimakawa, J. Phys. Soc. Jpn. 76, 064713(1-4) (2010).
†*Anisotropic magnetic field responses of ferroelectric polarization in the trigonal multiferroic CuFe1-xAlxO2 (x=0.015): T. Nakajima, S. Mitsuda, S. Kanetsuki, M. Yamano, S. Iwamoto, H. Mitamura, Y. Sawai, M. Tokunaga, K. Kindo, K. Prokeš and A. Podlesnyak, Phys. Rev. B 81, 014422(1-10) (2010).
*Development of high-speed polarizing imaging system for operation in high pulsed magnetic field: I. Katakura, M. Tokunaga, A. Matsuo, K. Kawaguchi, K. Kindo, M. Hitomi, D. Akahoshi and H. Kuwahara, Rev. Sci. Instrum. 81, 043701(1-5) (2010).
199.
†Disordered Ground State and Magnetic Field-Induced Long-Range Order in an S=3/2 Antiferromagnetic Honeycomb Lattice Compound Bi3Mn4O12(NO3): M. Matsuda, M. Azuma, M. Tokunaga, Y. Shimakawa and N. Kumada, Phys. Rev. Lett. 105, 187201(1-4) (2010).
200.
「高速偏光イメージング装置の開発と物性研究への応用」 片倉 稲子, Department of Physics (2010).
*Application of an Electro-Magnetic Induction Technique for the Magnetization up to 100 T in a Vertical Single-turn Coil System: R. Sakakura, Y. H. Matsuda, M. Tokunaga, E. Kojima and S. Takeyama, J. Low Temp. Phys. 159, 297-301 (2010).
*Development of the High-Field Imaging System in Pulsed-High Magnetic Fields and Its Application to Manganites: I. Katakura, M. Tokunaga, A. Matsuo, K. Kawaguchi, K. Kindo, M. Hitomi, D. Akahoshi and H. Kuwahara, J. Low Temp. Phys. 159, 319-323 (2010).
*High-Field Studies on Single Crystals of EuFe2As2: M. Tokunaga, I. Katakura, N. Katayama and K. Ohgushi, J. Low Temp. Phys. 159, 601-605 (2010).
*The International MegaGauss Laboratory at ISSP, The University of Tokyo: K. Kindo, S. Takeyama, M. Tokunaga, Y. H. Matsuda, E. Kojima, A. Matsuo, K. Kawaguchi and H. Sawabe, J. Low Temp. Phys. 159, 381-388 (2010).
†Ferroelectricity in a one-dimensional organic quantum magnet: F. Kagawa, S. Horiuchi, M. Tokunaga, J. Fujioka and Y. Tokura, Nature Phys. 6, 169-172 (2010).
206.
†Kinetic Arrest of Martensitic Transformation in NiCoMnAl Metamagnetic Shape Memory Alloy: X. A. Xu, W. Ito, M. Tokunaga, R. Y. Umetsu, R. Kainuma and K. Ishida, Mater. Trans. 51, 1357-1360 (2010).
207.
High-field study of multiferroic BiFeO3: M. Tokunaga, M. Azuma and Y. Shimakawa, J. Phys.: Conf. Ser. 200, 012206(1-4) (2010).
*Magnetization “Steps” on a Kagome Lattice in Volborthite: H. Yoshida, Y. Okamoto, T. Tayama, T. Sakakibara, M. Tokunaga, A. Matsuo, Y. Narumi, K. Kindo, M. Yoshida, M. Takigawa and Z. Hiroi, J. Phys. Soc. Jpn. 78, 043704 (1-4) (2009).
†Novel Multiferroic State of Eu1-xYxMnO3 in High Magnetic Fields: M. Tokunaga, Y. Yamasaki, Y. Onose, M. Mochizuki, N. Furukawa and Y. Tokura, Phys. Rev. Lett. 103, 187202(1-4) (2009).
*Role of f-electrons in the Fermi surface of the heavy fermion superconductor β-YbAlB4: E. C. T. O’Farrell, D. A. Tompsett, S. E. Sebastian, N. Harrison, C. Capan, L. Balicas, K. Kuga, A. Matsuo, K. Kindo, M. Tokunaga, S. Nakatsuji, G. Cs´anyi, Z. Fisk and M. L. Sutherland, Phys. Rev. Lett. 102, 216402/1-4 (2009).
211.
High-field study of multiferroic properties in orthorhombic Eu1-xYxMnO3: M. Tokunaga, I. Katakura, Y. Yamasaki, Y. Onose and Y. Tokura, J. Phys.: Conf. Ser. 150, 042212-1-4 (2009).