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List of Publications

On arXiv

Skyrmion phase and competing magnetic orders on a breathing kagome lattice

  • Max Hirschberger, Taro Nakajima, Shang Gao, Licong Peng, Akiko Kikkawa, Takashi Kurumaji, Markus Kriener, Yuichi Yamasaki, Hajime Sagayama, Hironori Nakao, Kazuki Ohishi, Kazuhisa Kakurai, Yasujiro Taguchi, Xiuzhen Yu, Taka-hisa Arima, Yoshinori Tokura
  • arXiv:1812.02553

Emergent topological spin structures in a centrosymmetric cubic perovskite

  • S. Ishiwata, T. Nakajima, J. -H. Kim, D. S. Inosov, N. Kanazawa, J. S. White, J. L. Gavilano, R. Georgii, K. 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, Y. Tokura
  • https://arxiv.org/abs/1806.02309

Original paper

  • total number of articles : 49
  • 1st author (& corresponding author) articles : 26

Correlation between site occupancies and spin-glass transition in skyrmion host Co10-x/2Zn10-x/2Mnx,

  • T. Nakajima, K. Karube, Y. Ishikawa, M. Yonemura, N. Reynolds, J. S. White, H. M. Rønnow, A. Kikkawa, Y. Tokunaga, Y. Taguchi, Y. Tokura, and T. Arima,
  • Phys. Rev. B 100, 064407 (2019).

Skyrmion lattice with a giant topological Hall effect in a frustrated triangular-lattice magnet

Large Anomalous Hall Effect in Topological Insulators with Proximitized Ferromagnetic Insulators

  • Masataka Mogi, Taro Nakajima, Victor Ukleev, Atsushi Tsukazaki, Ryutaro Yoshimi, Minoru Kawamura, Kei S. Takahashi, Takayasu Hanashima, Kazuhisa Kakurai, Taka-hisa Arima, Masashi Kawasaki, and Yoshinori Tokura
  • Phys. Rev. Lett. 123, 016804 (2019)
  • arXiv:1906.02159

Magnetization-polarization cross-control near room temperature in hexaferrite single crystals

Topological transitions among skyrmion- and hedgehog-lattice states in cubic chiral magnets

Uniaxial-stress effects on helimagnetic orders and skyrmion lattice in Cu2OSeO3

  • Taro Nakajima, Victor Ukleev, Kazuki Ohishi, Hiroshi Oike, Fumitaka Kagawa, Shin-ichiro Seki, Kazuhisa Kakurai, Yoshinori Tokura, and Taka-hisa Arima
  • J. Phys. Soc. Jpn. 87, 094709 (2018)

Phase-transition kinetics of magnetic skyrmions investigated by stroboscopic small-angle neutron scattering

Unveiling structural, chemical and magnetic interfacial peculiarities in ε-Fe 2 O 3/GaN (0001) epitaxial films

  • Victor Ukleev, Sergey Suturin, Taro Nakajima, Taka-hisa Arima, Thomas Saerbeck, Takayasu Hanashima, Alla Sitnikova, Demid Kirilenko, Nikolai Yakovlev, Nikolai Sokolov
  • Sci. Rep. 8, 8741 (2018)

Magnetic field tunable dielectric dispersion in successive field-induced magnetic phases of the geometrically frustrated magnet CuFeO2 up to 28 T

  • H. Tamatsukuri, S. Mitsuda, K. Hiroura, T. Nakajima, M. Fujihala, M. Yamano, Y. Toshioka, C. Kaneko, K. Takehana, Y. Imanaka, N. Terada, and H. Kitazawa
  • Phys. Rev. B 97, 214407 (2018)

N'eel-type Skyrmion lattice in the tetragonal polar magnet VOSe2O5

Superconductivity at the polar-nonpolar phase boundary of SnP with an unusual valence state

Enhanced ferromagnetic transition temperature induced by a microscopic structural rearrangement in the diluted magnetic semiconductor Ge1−xMnxTe

  • M. Kriener, T. Nakajima, Y. Kaneko, A. Kikkawa, D. Hashizume, K. Kato, M. Takata, T. Arima, Y. Tokura, and Y. Taguchi
  • Phys. Rev. B 95, 224418 (2017)

Skyrmion lattice structural transition in MnSi

Spin-lattice-coupling-mediated magnetoferroelectric phase transition induced by uniaxial pressure in multiferroic CuFe1−xMxO2 (M=Ga, Al)

  • Hiromu Tamatsukuri, Setsuo Mitsuda, Tenfu Nakamura, Kouhei Takata, Taro Nakajima, Karel Prokes, Fabiano Yokaichiya, and Klaus Kiefer
  • Phys. Rev. B 95, 174108 (2017)

E-type noncollinear magnetic ordering in multiferroic o-LuMnO3

  • Saumya Mukherjee, Andreas Dönni, Taro Nakajima, Setsuo Mitsuda, Makoto Tachibana, Hideaki Kitazawa, Vladimir Pomjakushin, Lukas Keller, Christof Niedermayer, Andrea Scaramucci, and Michel Kenzelmann
  • Phys. Rev. B 95, 104412 (2017)

Magnetic structures and excitations in a multiferroic Y-type hexaferrite BaSrCo2Fe11AlO22

  • Taro Nakajima, Yusuke Tokunaga, Masaaki Matsuda, Sachith Dissanayake, Jaime Fernandez-Baca, Kazuhisa Kakurai, Yasujiro Taguchi, Yoshinori Tokura, and Taka-hisa Arima
  • Phys. Rev. B. 94, 195154 (2016)(Editors' Suggestion)

Uniaxial pressure effects on spin-lattice coupled phase transitions in a geometrical frustrated magnet CuFeO2

  • H. Tamatsukuri, S. Aoki, S. Mitsuda, T. Nakajima, T. Nakamura, T. Itabashi, S. Hosaka, S. Ito, Y. Yamasaki, H. Nakao, K. Prokes and K. Kiefer
  • Phys. Rev. B 94, 174402 (2016)

Neutron diffraction study of low-temperature magnetic phase diagram of an isosceles-triangular-lattice Ising antiferromagnet CoNb2O6

Activation of frozen ferroelectric domain wall by magnetic field sweeping in multiferroic CuFeO2

  • H. Tamatsukuri, S. Mitsuda, T. Nakajima, K. Shibata, C. Kaneko, K. Takehana, Y. Imanaka, N. Terada, H. Kitazawa, K. Prokes, S. Matas, K. Kiefer, S. Paeckel, A. Sokolowski, B. Klemke, and S. Gerischer
  • Phys. Rev. B 93, 174101 (2016)

Heat-Treatment-Induced Switching of Magnetic States in the Doped Polar Semiconductor Ge1-xMnxTe

  • M. Kriener, T. Nakajima, Y. Kaneko, A. Kikkawa, X. Z. Yu, N. Endo, K. Kato, M. Takata, T. Arima, Y. Tokura, Y. Taguchi
  • Sci. Rep. 6, 25748 (2016)

Electromagnon excitation in the field-induced noncollinear ferrimagnetic phase of Ba2Mg2Fe12O22 studied by polarized inelastic neutron scattering and terahertz time-domain optical spectroscopy

  • Taro Nakajima, Youtarou Takahashi, Shunsuke Kibayashi, Masaaki Matsuda, Kazuhisa Kakurai, Shintaro Ishiwata, Yasujiro Taguchi, Yoshinori Tokura, and Taka-hisa Arima
  • Phys. Rev. B 93, 035119 (2016)

Piezomagnetoelectric Effect of Spin Origin in Dysprosium Orthoferrite

Uniaxial stress control of skyrmion phase

Large anisotropic deformation of skyrmions in strained crystal

  • 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 & Y. Tokura
  • Nat. Nanotech. 10, 589 (2015)

Two kinds of in-plane resistivity anisotropy in Fe1+δTe (δ=0.09) as seen via synchrotron radiation x-ray diffraction and in-situ resistivity measurements

  • Taro Nakajima, Tadashi Machida, Hironori Kariya, Daiki Morohoshi, Yuichi Yamasaki, Hironori Nakao, Kazuto Hirata, Takashi Mochiku, Hiroyuki Takeya, Setsuo Mitsuda, and Hideaki Sakata
  • Phys. Rev. B 91, 205125 (2015)

X-ray induced lock-in transition of cycloidal magnetic order in a multiferroic perovskite manganite

Uniaxial-stress control of spin-driven ferroelectricity in multiferroic Ba2CoGe2O7

Magnetic domain growth in geometrically frustrated Ising antiferromagnets Co1-xMgxNb2O6 (x=0, 0.004) as seen via time-resolved neutron diffraction measurements

Nonmagnetic impurity effect on magnetic phase transitions in an isosceles triangular lattice Ising chain antiferromagnet CoNb2O6

Uniaxial-pressure control of geometrical spin frustration in an Ising antiferromagnet CoNb2O6 via anisotropic deformation of the isosceles lattice

Electric polarization along the c axis in the ferroelectric helimagnetic phase of CuFe1-xGaxO2 (x=0.035)

Spin-driven bond order in a 1/5-magnetization plateau phase in a triangular lattice antiferromagnet CuFeO2

Uniaxial pressure effects on spin-driven lattice distortion in geometrically frustrated magnets CuFe1-xGaxO2 (x=0, 0.035)

Residual-Charge Induced Memory Effect of Electric Polarization in Multiferroic CuFe1-xGaxO2 as seen via Polarized Neutron Diffraction

Incommensurate Orbital Modulation behind Ferroelectricity in CuFeO2

Uniaxial-Pressure Control of Magnetic Phase Transitions in a Frustrated Magnet CuFe1-xGaxO2 (x = 0, 0.018)

  • Taro Nakajima, Setsuo Mitsuda, Keiichiro Takahashi, Keisuke Yoshitomi, Kazuya Masuda, Chikafumi Kaneko, Yuki Honma, Satoru Kobayashi, Hideaki Kitazawa, Masashi Kosaka, Naofumi Aso, Yoshiya Uwatoko, Noriki Terada, Shuichi Wakimoto, Masayasu Takeda, Kazuhisa Kakurai
  • J. Phys. Soc. Jpn. 81 094710 (2012)

Magnetic interactions in the multiferroic phase of CuFe1-xGaxO2 (x = 0.035) refined by inelastic neutron scattering with uniaxial-pressure control of domain structure

Magnons and electromagnons in a spin-lattice coupled frustrated magnet CuFeO2 as seen via inelastic neutron scattering

Control of ferroelectric polarization via uniaxial pressure in the spin-lattice-coupled multiferroic CuFe1-xGaxO2

Spin Wave Spectrum in ‘Single-Domain’ Magnetic Ground State of Triangular Lattice Antiferromagnet CuFeO2

Spin-helicity Dependent Magnetic Domain Growth in a Spin-driven Multiferroic under Applied Electric Field

Charge disproportionation associated with spin ordering in delafossite CuFeO2 as seen via resonant x-ray diffraction

Anisotropic magnetic field responses of ferroelectric polarization in a trigonal multiferroic CuFe1-xAlxO2 (x=0.015)

Comprehensive study on ferroelectricity induced by a proper-screw type magnetic ordering in multiferroic CuFeO2: Nonmagnetic impurity effect on magnetic and ferroelectric order

  • T. Nakajima, S. Mitsuda, K. Takahashi, M. Yamano, K. Masuda, H. Yamazaki K. Prokes, K. Kiefer, S. Gerischer, N. Terada H. Kitazawa, M. Matsuda, K. Kakurai, H. Kimura, Y. Noda, M. Soda, M. Matsuura, and K. Hirota
  • Phys. Rev. B 79 214423 (2009)

Evidence for large electric polarization from collinear magnetism in TmMnO3

Identification of microscopic spin-polarization coupling in the ferroelectric phase of magnetoelectric multiferroic CuFe1-xAlxO2

Ga-substitution-induced single ferroelectric phase in multiferroic CuFeO2

Electric Polarization Induced by a Proper Helical Magnetic Ordering in a Delafossite Multiferroic CuFe1-xAlxO2

Spin Noncollinearlity in Multiferroic Phase of Triangular Lattice Antiferromagnet CuFe1-xAlxO2

Review paper

Observation of Magnetic Skyrmions by Neutron Scattering

  • Taro Nakajima, and Taka-hisa Arima
  • J. Phys. Soc. Jpn. 88, 081006 (2019)
    • SPECIAL TOPICS: New Frontiers in Physics with Spin, Orbital, and Atomic Correlations Using Neutron Scattering

Proceedings

Uniaxial-stress enhancement of spin-driven ferroelectric polarization in a multiferroic CuFe1-xGaxO2

  • S Mitsuda, K Yoshitomi, T Nakajima, C Kaneko, H Yamazaki, M Kosaka, N Aso, Y Uwatoko4, Y Noda, M Matsuura, N Terada, S Wakimoto, M Takeda and K Kakurai
  • J. Phys.: Conf. Ser. 340 012062 (2012)
    • Proceeding of ECNS2011

Exchange-striction associated with the elliptical proper helical magnetic structure in the ferroelectric phase of CuFe1-yGayO2

Electric field dependence of magnetic correlation in magneto-electric multiferroic CuFe1-xAlxO2

Dielectric relaxation in a nonferroelectric phase of magnetoelectric multiferroic CuFeO2

Electric polarization memory effect in a magnetoelectric multiferroic CuFe1-xGaxO2

Magnetic phase diagram of multiferroic delafossite CuFe1-yGayO2

Zero-field random-field effect in diluted triangular lattice antiferromanget CuFe1-xAlxO2

Field-Induced Ferroelectric State in Frustrated Manget CuFe1-xAlxO2

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