Publications
Preprint
Y. Fujishiro, C. Terakura, A. Miyake, N. Kanazawa, K. Nakazawa, N. Ogawa, H. Kadobayashi, S. Kawaguchi, T. Kagayama, M. Tokunaga, Y. Kato, Y. Motome, K. Shimizu, Y. Tokura, "Anomalous charge transport upon quantum melting of chiral spin order", arXiv:2310.04823.
Meng Wang, Shunsuke Mori, Xiuzhen Yu, Masahiro Sawada, Ryutaro Yoshimi, Naoya Kanazawa, Fumitaka Kagawa, "Giant geometry modulation on magnetic proximity effect observed in isomeric oxide heterostructures", arXiv:2307.07169.
2024
Xiuzhen Yu, Nobuto Nakanishi, Yi-Ling Chiew, Yizhou Liu, Kiyomi Nakajima, Naoya Kanazawa, Kosuke Karube, Yasujiro Taguchi, Naoto Nagaosa & Yoshinori Tokura, "3D skyrmion strings and their melting dynamics revealed via scalar-field electron tomography", Commun. Mater. 5, 80 (2024).
Aki Kitaori, Jonathan S. White, Victor Ukleev, Licong Peng, Kiyomi Nakajima, Naoya Kanazawa, Xiuzhen Yu, Yoshichika Ōnuki & Yoshinori Tokura, "Enhanced emergent electromagnetic inductance in Tb5Sb3 due to highly disordered helimagnetism", Commun. Phys. 7, 159 (2024).
T. Hori, N. Kanazawa*, K. Matsuura, H. Ishizuka, K. Fujiwara, A. Tsukazaki, M. Ichikawa, M. Kawasaki, F. Kagawa, M. Hirayama, Y. Tokura, "Strongly pinned skyrmionic bubbles and higher-order nonlinear Hall resistances at the interface of Pt/FeSi bilayer", Phys. Rev. Materials 8, 044407 (2024).
Yuki Sato, Soma Nagahama, Ilya Belopolski, Ryutaro Yoshimi, Minoru Kawamura, Atsushi Tsukazaki, Naoya Kanazawa, Kei S. Takahashi, Masashi Kawasaki, Yoshinori Tokura, "Molecular beam epitaxy of superconducting FeSexTe1−x thin films interfaced with magnetic topological insulators", Phys. Rev. Materials 8, L041801 (2024).
Yao Guang, Yukako Fujishiro, Aito Tanaka, Licong Peng, Yoshio Kaneko, Naoya Kanazawa, Yoshinori Tokura & Xiuzhen Yu, "Topological stability of spin textures in Si/Co-doped helimagnet FeGe", J. Phys. Mater. 7, 025009 (2024).
2023
Meng Wang, Katsuhiro Tanaka, Shiro Sakai, Ziqian Wang, Ke Deng, Yingjie Lyu, Cong Li, Di Tian, Shengchun Shen, Naoki Ogawa, Naoya Kanazawa, Pu Yu, Ryotaro Arita & Fumitaka Kagawa, "Emergent zero-field anomalous Hall effect in a reconstructed rutile antiferromagnetic metal", Nat. Commun. 14, 8240 (2023).
Deepak Singh, Yukako Fujishiro, Satoru Hayami, Samuel H. Moody, Takuya Nomoto, Priya R. Baral, Victor Ukleev, Robert Cubitt, Nina-Juliane Steinke, Dariusz J. Gawryluk, Ekaterina Pomjakushina, Yoshichika Ōnuki, Ryotaro Arita, Yoshinori Tokura, Naoya Kanazawa & Jonathan S. White, "Transition between distinct hybrid skyrmion textures through their hexagonal-to-square crystal transformation in a polar magnet", Nat. Commun. 14, 8050 (2023).
Oscar Lee, Tianyi Wei, Kilian D. Stenning, Jack C. Gartside, Dan Prestwood, Shinichiro Seki, Aisha Aqeel, Kosuke Karube, Naoya Kanazawa, Yasujiro Taguchi, Christian Back, Yoshinori Tokura, Will R. Branford & Hidekazu Kurebayashi, "Task-adaptive physical reservoir computing", Nat. Mater. 23, 79–87 (2024).
Y. Okamura, K. Shoriki, Y. Nomura, Y. Fujishiro, A. Kitaori, N. Kanazawa, R. Arita, Y. Tokura & Y. Takahashi, "Observation of anomalous Hall resonance of massive Dirac fermions in topological kagome-lattice magnet", npj Quantum Materials 8, 57 (2023).
Xiuzhen Yu, Naoya Kanazawa, Xichao Zhang, Yoshio Takahashi, Konstantin V. Iakoubovskii, Kiyomi Nakajima, Toshiaki Tanigaki, Masahito Mochizuki, Yoshinori Tokura, "Spontaneous Vortex-Antivortex Pairs And Their Topological Transitions in A Chiral-Lattice Magnet", Adv. Mater. 36, 2306441 (2024).
Seno Aji, Tatsuro Oda, Yukako Fujishiro, Naoya Kanazawa, Hiraku Saito, Hitoshi Endo, Masahiro Hino, Shinichi Itoh, Taka-hisa Arima, Yoshinori Tokura, Taro Nakajima, "Direct observations of spin fluctuations in hedgehog–anti-hedgehog spin lattice states in MnSi1−xGex (x=0.6 and 0.8) at zero magnetic field", Phys. Rev. B 108, 054445 (2023).
Xiuzhen Yu, Yizhou Liu, Konstantin V. Iakoubovskii, Kiyomi Nakajima, Naoya Kanazawa, Naoto Nagaosa, Yoshinori Tokura, "Realization and Current-Driven Dynamics of Fractional Hopfions and Their Ensembles in a Helimagnet FeGe", Adv. Mater. 35, 2210646 (2023).
Aki Kitaori, Naoya Kanazawa, Takanori Kida, Yasuo Narumi, Masayuki Hagiwara, Koichi Kindo, Tetsuya Takeuchi, Ai Nakamura, Dai Aoki, Yoshinori Haga, Yoshio Kaneko, Yoshinori Tokura, and Yoshichika Ōnuki, "Magnetic Properties of Single Crystalline Tb5Sb3", J. Phys. Soc. Jpn. 92, 024702 (2023).
Aki Kitaori, Jonathan S. White, Naoya Kanazawa, Victor Ukleev, Deepak Singh, Yuki Furukawa, Taka-hisa Arima, Naoto Nagaosa, and Yoshinori Tokura, "Doping control of magnetism and emergent electromagnetic induction in high-temperature helimagnets", Phys. Rev. B 107, 024406 (2023).
Tomohiro Hori, Naoya Kanazawa*, Motoaki Hirayama, Kohei Fujiwara, Atsushi Tsukazaki, Masakazu Ichikawa, Masashi Kawasaki, Yoshinori Tokura, "A Noble-Metal-Free Spintronic System with Proximity-Enhanced Ferromagnetic Topological Surface State of FeSi above Room Temperature", Adv. Mater. 35, 2206801 (2023).
V. Pomjakushin, I. Plokhikh, J. S. White, Y. Fujishiro, N. Kanazawa, Y. Tokura, and E. Pomjakushina, "Topological magnetic structures in MnGe: Neutron diffraction and symmetry analysis", Phys. Rev. B 107, 024410 (2023).
2022
Naoya Kanazawa*, Yukako Fujishiro, Kazuto Akiba, Ryosuke Kurihara, Hiroyuki Mitamura, Atsushi Miyake, Akira Matsuo, Koichi Kindo, Masashi Tokunaga, and Yoshinori Tokura, “Topological Phase Transitions and Critical Phenomena Associated with Unwinding of Spin Crystals by High Magnetic Fields”, J. Phys. Soc. Jpn. 91, 101002 (2022).
Kentaro Ueda, Jun Fujioka, Naoya Kanazawa, and Yoshinori Tokura, “Large magneto-thermoelectric effect on the verge of metal–insulator and topological transitionsin pyrochlore iridates”, APL Mater. 10, 091111 (2022).
2021
Mariia Stepanova, Jan Masell, Erik Lysne, Peggy Schoenherr, Laura Köhler, Michael Paulsen, Alireza Qaiumzadeh, Naoya Kanazawa, Achim Rosch, Yoshinori Tokura, Arne Brataas, Markus Garst, and Dennis Meier*, “Detection of Topological Spin Textures via Nonlinear Magnetic Responses”, Nano Lett. 22, 14–21 (2021).
Yusuke Ohtsuka†, Naoya Kanazawa*†, Motoaki Hirayama†, Akira Matsui, Takuya Nomoto, Ryotaro Arita, Taro Nakajima, Takayasu Hanashima, Victor Ukleev, Hiroyuki Aoki, Masataka Mogi, Kohei Fujiwara, Atsushi Tsukazaki, Masakazu Ichikawa, Masashi Kawasaki, and Yoshinori Tokura, “Emergence of spin-orbit coupled ferromagnetic surface state derived from Zak phase in a nonmagnetic insulator FeSi”, Sci. Adv. 7, eabj0498 (2021).
Peggy Schoenherr*, Mariia Stepanova, Erik Nikolai Lysne, Naoya Kanazawa, Yoshinori Tokura, Anders Bergman, and Dennis Meier, “Dislocation-Driven Relaxation Processes at the Conical to Helical Phase Transition in FeGe”, ACS Nano 15, 17508–17514 (2021).
Y. Hayashi*†, Y. Okamura*†, N. Kanazawa†, T. Yu, T. Koretsune, R. Arita, A. Tsukazaki, M. Ichikawa, M. Kawasaki, Y. Tokura, and Y. Takahashi*, “Magneto-optical spectroscopy on Weyl nodes for anomalous and topological Hall effects in chiral MnGe”, Nat. Commun. 12, 5974 (2021).
Aki Kitaori*, Naoya Kanazawa*, Tomoyuki Yokouchi, Fumitaka Kagawa, Naoto Nagaosa*, Yoshinori Tokura*, “Emergent electromagnetic induction beyond room temperature”, PNAS 118, e2105422118 (2021).
Aki Kitaori, Naoya Kanazawa, Hiroaki Ishizuka, Tomoyuki Yokouchi, Naoto Nagaosa, and Yoshinori Tokura, “Enhanced electrical magnetochiral effect by spin-hedgehog lattice structural transition”, Phys. Rev. B 103, L220410 (2021).
Victor Ukleev*, Oleg Utesov, Le Yu, Chen Luo, Kai Chen, Florin Radu, Yuichi Yamasaki, Naoya Kanazawa, Yoshinori Tokura, Taka-hisa Arima, and Jonathan S. White, “Signature of anisotropic exchange interaction revealed by vector-field control of the helical order in a FeGe thin plate”, Phys. Rev. Research 3, 013094 (2021).
Yukako Fujishiro*†, Naoya Kanazawa*†, Ryosuke Kurihara, Hiroaki Ishizuka, Tomohiro Hori, Fehmi Sami Yasin, Xiuzhen Yu, Atsushi Tsukazaki, Masakazu Ichikawa, Masashi Kawasaki, Naoto Nagaosa, Masashi Tokunaga and Yoshinori Tokura*, “Giant anomalous Hall effect from spin-chirality scattering in a chiral magnet”, Nat. Commun. 12, 317 (2021).
Yoshinori Tokura* and Naoya Kanazawa*, “Magnetic Skyrmion Materials”, Chem. Rev. 121, 2857-2897 (2021).
2020
Jan Masell, Xiuzhen Yu, Naoya Kanazawa, Yoshinori Tokura, and Naoto Nagaosa, “Combing the helical phase of chiral magnets with electric currents”, Phys. Rev. B 102, 180402(R) (2020).
Fehmi S. Yasin*, Licong Peng, Rina Takagi, Naoya Kanazawa, Shinichiro Seki, Yoshinori Tokura, and Xiuzhen Yu*, “Bloch Lines Constituting Antiskyrmions Captured via Differential Phase Contrast”, Adv. Mater. 32, 2004206 (2020).
Xiuzhen Yu*, Jan Masell, Fehmi S. Yasin, Kosuke Karube, Naoya Kanazawa, Kiyomi Nakajima, Takuro Nagai, Koji Kimoto, Wataru Koshibae, Yasujiro Taguchi, Naoto Nagaosa, and Yoshinori Tokura, “Real-Space Observation of Topological Defects in Extended Skyrmion-Strings”, Nano Lett. 20, 7313–7320 (2020).
N. Kanazawa*, A. Kitaori, J. S. White, V. Ukleev, H. M. Rønnow, A. Tsukazaki, M. Ichikawa, M. Kawasaki, and Y. Tokura, “Direct Observation of the Statics and Dynamics of Emergent Magnetic Monopoles in a Chiral Magnet”, Phys. Rev. Lett. 125, 137202 (2020).
M. Tanaka*, Y. Fujishiro*, M. Mogi, Y. Kaneko, T. Yokosawa, N. Kanazawa, S. Minami, T. Koretsune, R. Arita, S. Tarucha, M. Yamamoto, and Y. Tokura, “Topological Kagome Magnet Co3Sn2S2 Thin Flakes with High Electron Mobility and Large Anomalous Hall Effect”, Nano Lett. 20, 7476–7481 (2020).
Y. Okamura*, S. Minami, Y. Kato, Y. Fujishiro, Y. Kaneko, J. Ikeda, J. Muramoto, R. Kaneko, K. Ueda, V. Kocsis, N. Kanazawa, Y. Taguchi, T. Koretsune, K. Fujiwara, A. Tsukazaki, R. Arita, Y. Tokura, and Y. Takahashi*, “Giant magneto-optical responses in magnetic Weyl semimetal Co3Sn2S2”, Nat. Commun. 11, 4619 (2020).
Pascal Puphal*, Vladimir Pomjakushin, Naoya Kanazawa, Victor Ukleev, Dariusz J. Gawryluk, Junzhang Ma, Muntaser Naamneh, Nicholas C. Plumb, Lukas Keller, Robert Cubitt, Ekaterina Pomjakushina, and Jonathan S. White*, “Topological Magnetic Phase in the Candidate Weyl Semimetal CeAlGe”, Phys. Rev. Lett. 124, 017202 (2020).
Y. Fujishiro*, N. Kanazawa*, and Y. Tokura*, “Engineering skyrmions and emergent monopoles in topological spin crystals”, Appl. Phys. Lett. 116, 090501 (2020).
X. Z. Yu*, D. Morikawa, K. Nakajima, K. Shibata, N. Kanazawa, T. Arima, N. Nagaosa and Y. Tokura, “Motion tracking of 80-nm-size skyrmions upon directional current injections”, Sci. Adv. 6, eaaz9744 (2020).
Victor Ukleev*, Yuichi Yamasaki, Oleg Utesov, Kiyou Shibata, Naoya Kanazawa, Nicolas Jaouen, Hironori Nakao, Yoshinori Tokura, and Taka-hisa Arima, “Metastable solitonic states in the strained itinerant helimagnet FeGe”, Phys. Rev. B 102, 014416 (2020).
Y. Fujishiro, N. Kanazawa, T. Shinmei, M. Nishi, T. Nakajima, T. Arima, D. Hashizume, M. S. Bahramy, T. Irifune, and Y. Tokura, “Monoclinic semimetal IrSi synthesized under high pressure above 25 GPa: Crystal structure, electronic, and magnetic properties”, Phys. Rev. Materials 4, 055002 (2020).
S. Ishiwata*, T. Nakajima, J.-H. Kim, D. S. Inosov, N. Kanazawa, J. S. White, J. L. Gavilano, R. Georgii, K. M. Seemann, G. Brandl, P. Manuel, D. D. Khalyavin, S. Seki, Y. Tokunaga, M. Kinoshita, Y. W. Long, Y. Kaneko, Y. Taguchi, T. Arima, B. Keimer, and Y. Tokura, “Emergent topological spin structures in the centrosymmetric cubic perovskite SrFeO3”, Phys. Rev. B 101, 134406 (2020).
Daisuke Morikawa, Yuichi Yamasaki, Naoya Kanazawa, Tomoyuki Yokouchi, Yoshinori Tokura, and Taka-hisa Arima, “Determination of crystallographic chirality of MnSi thin film grown on Si (111) substrate”, Phys. Rev. Materials 4, 014407 (2020).
2019
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, “Topological transitions among skyrmion- and hedgehog-lattice states in cubic chiral magnets”, Nat. Commun. 10, 1059 (2019).
2018
T. Yokouchi*, S. Hoshino, N. Kanazawa, A. Kikkawa, D. Morikawa, K. Shibata, T. Arima, Y. Taguchi, F. Kagawa, N. Nagaosa, and Y. Tokura*, “Current-induced dynamics of skyrmion strings”, Sci. Adv. 4, eaat1115 (2018).
X. Z. Yu*, D. Morikawa, T. Yokouchi, K. Shibata, N. Kanazawa, F. Kagawa, T. Arima, and Y. Tokura, “Aggregation and collapse dynamics of skyrmions in a non-equilibrium state”, Nat. Phys. 14, 832-836 (2018).
P. Schoenherr, J. Müller, L. Kohler, A. Rosch, N. Kanazawa, Y. Tokura, M. Garst*, and D. Meier*, “Topological domain walls in helimagnets”, Nat. Phys. 14, 465-468 (2018).
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*, “Large magneto-thermopower in MnGe with topological spin texture”, Nat. Commun. 9, 408 (2018).
K. Shibata*, T. Tanigaki, T. Akashi, H. Shinada, K. Harada, K. Niitsu, D. Shindo, N. Kanazawa, Y. Tokura, and T. Arima, “Current-Driven Motion of Domain Boundaries between Skyrmion Lattice and Helical Magnetic Structure”, Nano Lett. 18, 929-933 (2018).
V. Ukleev*, Y. Yamasaki, D. Morikawa, N. Kanazawa, Y. Okamura, H. Nakao, Y. Tokura, and T. Arima, “Coherent Resonant Soft X-ray Scattering Study of Magnetic Textures in FeGe”, Quantum Beam Sci. 2, 3 (2018).
2017
N. Kanazawa*, J. S. White, H. M. Rønnow, C. D. Dewhurst, D. Morikawa, K. Shibata, T. Arima, F. Kagawa, A. Tsukazaki, Y. Kozuka, M. Ichikawa, M. Kawasaki, and Y. Tokura, “Topological spin-hedgehog crystals of a chiral magnet as engineered with magnetic anisotropy”, Phys. Rev. B 96, 220414(R) (2017).
A. Kovács*, J. Caron, A. S. Savchenko, N. S. Kiselev, K. Shibata, Z.-A. Li, N. Kanazawa, Y. Tokura, S. Blügel, R. E. Dunin-Borkowski, “Mapping the magnetization fine structure of a lattice of Bloch-type skyrmions in an FeGe thin film”, Appl. Phys. Lett. 111, 192410 (2017).
T. Yokouchi*, N. Kanazawa, A. Kikkawa, D. Morikawa, K. Shibata, T. Arima, Y. Taguchi, F. Kagawa, and Y. Tokura*, “Electrical magnetochiral effect induced by chiral spin fluctuations”, Nat. Commun. 8, 866 (2017).
N. Kanazawa*, S. Seki*, and Y. Tokura*, “Noncentrosymmetric Magnets Hosting Magnetic Skyrmions”, Adv. Mater. 29, 1603227 (2017).
R. Takagi, D. Morikawa, K. Karube, N. Kanazawa, K. Shibata, G. Tatara, Y. Tokunaga, T. Arima, Y. Taguchi, and Y. Tokura, “Spin-wave spectroscopy of the Dzyaloshinskii-Moriya interaction in room-temperature chiral magnets hosting skyrmions”, Phys. Rev. B 95, 220406(R) (2017).
K. Shibata*, A. Kavács, N. S. Kiselev, N. Kanazawa, R. E. Dunin-Borkowski, and Y. Tokura*, “Temperature and Magnetic Field Dependence of the Internal and Lattice Structures of Skyrmions by Off-Axis Electron Holography”, Phys. Rev. Lett. 118, 087202 (2017).
2016
N. Kanazawa*, J. S. White, H. M. Rønnow, C. D. Dewhurst, Y. Fujishiro, A. Tsukazaki, Y. Kozuka, M. Kawasaki, M. Ichikawa, F. Kagawa, and Y. Tokura, “Direct observation of anisotropic magnetic field response of the spin helix in FeGe thin films”, Phys. Rev. B 94, 184432 (2016).
A. Dussaux, P. Schoenherr, K. Koumpouras, J. Chico, K. Chang, L. Lorenzelli, N. Kanazawa, Y. Tokura, M. Garst, A. Bergman, C. L. Degen*, and D. Meier*, “Local dynamics of topological magnetic defects in the itinerant helimagnet FeGe”, Nat. Commun. 7, 12430 (2016).
N. Kanazawa*, Y. Nii, X.-X. Zhang, A. S. Mishchenko, G. De Filippis, F.Kagawa, Y. Iwasa, N. Nagaosa, and Y. Tokura*, “Critical phenomena of emergent magnetic monopoles in a chiral magnet”, Nat. Commun. 7, 11622 (2016).
N. Kanazawa*, K. Shibata, and Y. Tokura, “Variation of spin-orbit coupling and related properties in skyrmionic system Mn1-xFexGe”, New J. Phys. 18, 045006 (2016).
H. Oike, A. Kikkawa, N. Kanazawa, Y. Taguchi, M. Kawasaki, Y. Tokura, and F. Kagawa*, “Interplay between topological and thermodynamic stability in a metastable magnetic skyrmion lattice”, Nat. Phys. 12, 62-66 (2016).
2015
Y. Yamasaki, D. Morikawa, T. Honda, H. Nakao, Y. Murakami, N. Kanazawa, M. Kawasaki, T. Arima, and Y. Tokura, “Dynamical process of skyrmion-helical magnetic transformation of the chiral-lattice magnet FeGe probed by small-angle resonant soft x-ray scattering”, Phys. Rev. B 92, 220421(R) (2015).
T. Yokouchi, N. Kanazawa, A. Tsukazaki, Y. Kozuka, A. Kikkawa, Y. Taguchi, M. Kawasaki, M. Ichikawa, F. Kagawa, and Y. Tokura, “Formation of In-plane Skyrmions in Epitaxial MnSi Thin Films as Revealed by Planar Hall Effect”, J. Phys. Soc. Jpn. 84, 104708 (2015).
T. Tanigaki*, K. Shibata, N. Kanazawa, X. Z. Yu, Y. Onose, H. S. Park, D. Shindo, and Y. Tokura, “Real-Space Observation of Short-Period Cubic Lattice of Skyrmions in MnGe”, Nano Lett. 15, 5438-5442 (2015).
K. Shibata*, J. Iwasaki, N. Kanazawa, S. Aizawa, T. Tanigaki, M. Shirai, T. Nakajima, M. Kubota, M. Kawasaki, H. S. Park, D. Shindo, N. Nagaosa, and Y. Tokura*, “Large anisotropic deformation of skyrmions in strained crystal”, Nat. Nanotechnol. 10, 589-593 (2015).
N. Kanazawa*, M. Kubota, A. Tsukazaki, Y. Kozuka, K. S. Takahashi, M. Kawasaki, M. Ichikawa, F. Kagawa, and Y. Tokura, “Discretized topological Hall effect emerging from skyrmions in constricted geometry”, Phys. Rev. B 91, 041122(R) (2015).
2014
Hyun Soon Park*, Xiuzhen Yu, Shinji Aizawa, Toshiaki Tanigaki, Tetsuya Akashi, Yoshio Takahashi, Tsuyoshi Matsuda, Naoya Kanazawa, Yoshinori Onose, Daisuke Shindo, Akira Tonomura, and Yoshinori Tokura, “Observation of the magnetic flux and three-dimensional structure of skyrmion lattice by electron holography”, Nat. Nanotechnol. 9, 337-342 (2014).
T. Yokouchi, N. Kanazawa, A. Tsukazaki, Y. Kozuka, M. Kawasaki, M. Ichikawa, F. Kagawa and Y. Tokura, “Stability of two-dimensional skyrmions in thin films of Mn1-xFexSi as investigated by topological Hall effect”, Phys. Rev. B 89, 064416 (2014).
M. Mochizuki*, X. Z. Yu, S. Seki, N. Kanazawa, W. Koshibae, J. Zang, M. Mostovoy, Y. Tokura, and N. Nagaosa, “Thermally Driven Ratchet Motion of Skyrmion Microcrystal and Topological Magnon Hall Effect”, Nat. Mater. 13, 241-246 (2014).
2013
K. Shibata*, X. Z. Yu, T. Hara, D. Morikawa, N. Kanazawa, K. Kimoto, S. Ishiwata, Y. Matsui and Y. Tokura*, “Towards control of skyrmion crystals in helimagnetic alloys by spin-orbit coupling”, Nat. Nanotechnol. 8, 723-728 (2013).
D. Morikawa, K. Shibata, N. Kanazawa, X. Z. Yu, and Y. Tokura, “Crystal chirality and skyrmion helicity in MnSi and (Fe, Co)Si as determined by transmission electron microscopy”, Phys. Rev. B 88, 024408 (2013).
Y. Shiomi, N. Kanazawa, K. Shibata, Y. Onose, and Y. Tokura, “Topological Nernst effect in a three-dimensional skyrmion-lattice phase”, Phys. Rev. B 88, 064409 (2013).
M. Kubota*, Y. Tokunaga, N. Kanazawa, F. Kagawa, Y. Tokura, and M. Kawasaki “Miniature Hall sensor integrated on a magnetic thin film for detecting domain wall motion”, J. Appl. Phys. 114, 053909 (2013).
Yufan Li, N. Kanazawa, X. Z. Yu, A. Tsukazaki, M. Kawasaki, M. Ichikawa, X. F. Jin, F. Kagawa, and Y. Tokura, “Robust Formation of Skyrmions and Topological Hall Effect Anomaly in Epitaxial Thin Films of MnSi”, Phys. Rev. Lett. 110, 117202 (2013).
2012
N. Kanazawa*, J.-H. Kim, D. S. Inosov, J. S. White, N. Egetenmeyer, J. L. Gavilano, S. Ishiwata, Y. Onose, T. Arima, B. Keimer, and Y. Tokura, “Possible skyrmion-lattice ground state in the B20 chiral-lattice magnet MnGe as seen via small-angle neutron scattering”, Phys. Rev. B 86,134425 (2012).
X. Z. Yu*, N. Kanazawa, W. Z. Zhang, T. Nagai, T. Hara, K. Kimoto, Y. Matsui, Y. Onose, and Y. Tokura*, “Skyrmion flow near room temperature in an ultralow current density”, Nat. Commun. 3, 988 (2012).
N. Kanazawa*, Y. Onose, Y. Shiomi, S. Ishiwata, Y. Tokura, “Band-filling dependence of thermoelectric properties in B20-type CoGe”, Appl. Phys. Lett. 100, 093902 (2012).
Akira Tonomura, Xiuzhen Yu, Keiichi Yanagisawa, Tsuyoshi Matsuda, Yoshinori Onose, Naoya Kanazawa, Hyun Soon Park*, and Yoshinori Tokura, “Real-Space Observation of Skyrmion Lattice in Helimagnet MnSi Thin Samples”, Nano Lett. 12, 1673-1677 (2012).
2011
N. Kanazawa*, Y. Onose, T. Arima, D. Okuyama, K. Ohoyama, S. Wakimoto, K. Kakurai, S. Ishiwata, and Y. Tokura, “Large Topological Hall Effect in a Short-Period Helimagnet MnGe”, Phys. Rev. Lett. 106, 156603 (2011).
X. Z. Yu*, N. Kanazawa, Y. Onose, K. Kimoto, W. Z. Zhang, S. Ishiwata, Y. Matsui, and Y. Tokura*, “Near room-temperature formation of a skyrmion crystal in thin-films of the helimagnet FeGe”, Nat. Mater. 10, 106-109 (2011).
2010
X. Z. Yu*, Y. Onose, N. Kanazawa, J. H. Park, J. H. Han, Y. Matsui, N. Nagaosa, and Y. Tokura*, “Real-space observation of a two-dimensional skyrmion crystal”, Nature 465, 901-904 (2010).