Papers

2024

Keito Arakawa, Takeshi Hayashida, Kenta Kimura, Ryusuke Misawa, Takayuki Nagai, Tatsuya Miyamoto, Hiroshi Okamoto, Fumitoshi Iga, and Tsuyoshi Kimura
Phys. Rev. Lett. 131, 236702 (2023)

Hiroki Ueda, Roman Mankowsky, Eugenio Paris, Mathias Sander, Yunpei Deng, Biaolong Liu, Ludmila Leroy, Abhishek Nag, Elizabeth Skoropata, Chennan Wang, Victor Ukleev, Gérard Sylvester Perren, Janine Dössegger, Sabina Gurung, Cristian Svetina, Elsa Abreu, Matteo Savoini, Tsuyoshi Kimura, Luc Patthey, Elia Razzoli, Henrik Till Lemke, Steven Lee Johnson, and Urs Staub
Nat. Commun.14, 7778 (2023)

Resonant x-ray diffraction study using circularly polarized x rays on antiferromagnetic TbB4
R. Misawa, K. Arakawa, T. Yoshioka, H. Ueda, F. Iga, K. Tamasaku, Y. Tanaka, and T. Kimura
Phys. Rev. B 108,  134433 (2023).

Visualization of antiferromagnetic domains by nonreciprocal directional dichroism and related optical responses
Kenta Kimura and Tsuyoshi Kimura
APL Mater. 11, 100902 (2023).

High-field phase diagram of the chiral-lattice antiferromagnet Sr(TiO)Cu4(PO4)4
Toshihiro Nomura, Yasuyuki Kato, Yukitoshi Motome, Atsushi Miyake, Masashi Tokunaga, Yoshimitsu Kohama, Sergei Zherlitsyn, Joachim Wosnitza, Shojiro Kimura, Tsukasa Katsuyoshi, Tsuyoshi Kimura, and Kenta Kimura
Phys. Rev. B 108, 054434 (2023).

Electric field–induced magnetochiral dichroism in a ferroaxial crystal
Takeshi Hayashida, Kenta KImura and Tsuyoshi Kimura
Proc. Natl. Acad. Sci. 120, e2303251120 (2023).

Dzyaloshinskii–Moriya Interaction in Multiferroics and Noncentrosymmetric Skyrmion Hosts
Yuusuke Tokunaga, Tsuyoshi Kimura, and Taka-hisa Arima
J. Phys. Soc. Jpn. 92, 081008 (2023).

Chemical Switching of Ferroaxial and Nonferroaxial Structures Based on Second-Order Jahn–Teller Activity in (Na,K)2Hf(BO3)2
Takayuki Nagai and Tsuyoshi Kimura
Chem. Matter. 35, 4109-4115 (2023).

Chemical Aspect of Displacive-Type Ferroaxial Phase Transition from Perspective of Second-Order Jahn–Teller Effect: NASICON Systems as an Example
Takayuki Nagai, Yasuhide Mochizuki, Suguru Yoshida, and Tsuyoshi Kimura
J. Am. Chem. Soc., 145, 8090-8098 (2023).

Ferroaxial Transitions in Glaserite-type Compounds: Database Screening, Phonon Calculations, and Experimental Verification
Shigetada Yamagishi, Takeshi Hayashida, Ryusuke Misawa, Kenta Kimura, Masato Hagihala, Tomoki Murata, Sakyo Hirose, and Tsuyoshi Kimura
Chem. Matter. 35, 747-754 (2023).

2022

Nonreciprocal Directional Dichroism in Magnetoelectric Spin Glass
Y. Sawada, S. Kimura, K. Watanabe, Y. Yamaguchi, T. Arima, and T. Kimura
Phys. Rev. Lett. 129, 217201 (2022)

Three-dimensional imaging of ferroaxial domains using circularly polarized second harmonic generation microscopy
H. Yokota, T. Hayashida, D. Kitahara, T. Kimura
npj Quantum Materials 7, 106 (2022)

Observation of antiferromagnetic domains in Cr2O3 using nonreciprocal optical effects
T. Hayashida, K. Arakawa, T. Oshima, K. Kimura, and T. Kimura
Phys. Rev. Research 4, 043063 (2022)

Magnetic domains in two distinct antiferromagnetic phases of CuO
R. Misawa, K. Arakawa, H. Ueda, H. Nakajima, S. Mori, Y. Tanaka, and T. Kimura
Phys. Rev, B 106, 104401 (2022).

Ferroelectric Transition of a Chiral Molecular Crystal BINOL∙2DMSO
Toshihiro Nomura, Takeshi Yajima, Zhuo Yang, Ryosuke Kurihara, Yuto Ishii, Masashi Tokunaga, Yasuhiro H. Matsuda, Yoshimitsu Kohama, Kenta Kimura, and Tsuyoshi Kimura
J. Phys. Soc. Jpn. 91, 064702 (2022)

Chirality-Dependent Magnetoelectric Responses in a Magnetic-Field-Induced Ferroelectric Phase of Pb(TiO)Cu4(PO4)4
Kenta Kimura,Tsukasa Katsuyoshi, Atsushi Miyake, Masashi Tokunaga, Shojiro Kimura, and Tsuyoshi Kimura
Adv. Electron. Mater., 2200167 (2022).

Switching Crystallographic Chirality in Ba(TiO)Cu4(PO4)4 by Laser Irradiation
T. Hayashida, K. Kimura, and T. Kimura
J. Phys. Chem. Lett.13, 3857–3862 (2022).

Optical excitation of electromagnons in hexaferrite
Hiroki Ueda, Hoyoung Jang, Sae Hwan Chun, Hyeong-Do Kim, Minseok Kim, Sang-Youn Park, Simone Finizio, Nazaret Ortiz Hernandez, Vladimir Ovuka, Matteo Savoini, Tsuyoshi Kimura, Yoshikazu Tanaka, Andrin Doll, and Urs Staub
Phys. Rev. Research 4, 023007 (2022).

Visualizing rotation and reversal of the Néel vector through antiferromagnetic trichroism
K. Kimura, Y. Otake and T. Kimura
Nat. Commun. 13, 697 (2022).

2021

Nonreciprocal linear dichroism observed in electron spin resonance spectra of the magnetoelectric multiferroic Pb(TiO)Cu4(PO4)4
Mitsuru Akaki, Kenta Kimura, Yasuyuki Kato, Yuya Sawada, Yasuo Narumi, Hitoshi Ohta, Tsuyoshi Kimura, Yukitoshi Motome, and Masayuki Hagiwara
Phys. Rev. Research 3, L042043 (2021)

Phase transition and domain formation in ferroaxial crystals
T. Hayashida, Y. Uemura, K. Kimura, S. Matsuoka, M. Hagihala, S. Hirose, H. Morioka, T. Hasegawa, and T. Kimura
Phys. Rev. Materials 5 124409 (2021)

Barium hexaferrite/muscovite heteroepitaxy with mechanically robust perpendicular magnetic anisotropy
Wei-En Ke, Pao-Wen Shao, Chang-Yang Kuo, Haili Song, Rong Huang, Naoki Yagi, Tsuyoshi Kimura, Yugandhar Bitla, Chun-Fu Chang and Ying-Hao Chu
npj Flexible Electronics 5, 33 (2021)

Nonreciprocal Directional Dichroism in a Magnetic-Field-Induced Ferroelectric Phase of Pb(TiO)Cu4(PO4)4
T. Katsuyoshi, K. Kimura, Z. Yang, Y. Kato, S. Kimura, Y. Motome, Y. Kohama, and T. Kimura
J. Phys. Soc. Jpn. 90, 123701 (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. 2021, XXXX, XXX, XXX-XXX

Potential room-temperature multiferroicity in cupric oxide under high pressure
W. Lafargue-Dit-Hauret, D. Braithwaite, A. D. Huxley, T. Kimura, A. Saúl, and X. Rocquefelte
Phys. Rev. B 103, 214432 (2021).

Crystal-chirality-dependent control of magnetic domains in a time-reversal-broken antiferromagnet
K. Kimura, Y. Kato, S. Kimura, Y. Motome & T. Kimura
npj Quantum Materials 6, 54 (2021).

Chirality and magnetic quadrupole order in Pb(TiO)Cu4(PO4)4 probed by interference scattering in resonant x-ray diffraction
R. Misawa, H. Ueda, K. Kimura, Y. Tanaka, and T. Kimura
Phys. Rev. B 103, 174409 (2021).

Observation of Ferrochiral Transition Induced by an Antiferroaxial Ordering of Antipolar Structural Units in Ba(TiO)Cu4(PO4)4
T. Hayashida, K. Kimura, D. Urushihara, T. Asaka and T. Kimura
J. Am. Chem. Soc. 143, 3638-3646 (2021).

Improved room-temperature magnetoelectric effect and crystal structure in polycrystalline BaSrCo2Fe11AlO22
S. Hirose, D. Urushihara, Toru. Asaka, and T. Kimura
Applied Physics Letters 118, 062407 (2021).

Femtometer atomic displacement, the root cause for multiferroic behavior of CuO unearthed through polarized Raman spectroscopy
Binoy Krishna De, Vivek Dwij, R. Misawa, T. Kimura and V. G. Sathe
J. Phys.: Condens. Matter 33, 12LT01 (2021)

2020

Local electric-field control of multiferroic spin-spiral domains in TbMnO3
P. Schoenher, S. Manz, L. Kuerten, K. Shapovalov, A. Iyama, T. Kimura, M. Fiebig amd D. Meier
npj Quantum Mater. 5, 86 (2020).

Multiple magnetic order parameters coexisting in multiferroic hexaferrites resolved by soft x rays
H. Ueda, Y. Tanaka, Y. Wakabayashi, J. Tsurumi, J. Takeya, and T. Kimura
Journal of Applied Physics 128, 174101 (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 (2020)

Visualization of ferroaxial domains in an order-disorder type ferroaxial crystal
T. Hayashida, Y. Uemura, K. Kimura, S. Matsuoka, D. Morikawa, S. Hirose, K. Tsuda, T. Hasegawa & T. Kimura
Nature Communications 11, 4582 (2020)

Antiferromagnetic fluctuations and charge carrier localization in ferromagnetic bilayer manganites: electrical resistivity scales exponentially with short-range order controlled by temperature and magnetic field
T G Perring, D T Adroja, J D M Champion, G Aeppli, G Chaboussant, T Kimura, Y Tokura, and P Manuel
Journal of Physics: Condensed Matter 32, 374013 (2020)

Broad spectral tuning of ultra-low-loss polaritons in a van der Waals crystal by intercalation
Javier Taboada-Gutiérrez, Gonzalo Álvarez-Pérez, Jiahua Duan, Weiliang Ma, Kyle Crowley, Iván Prieto, Andrei Bylinkin, Marta Autore, Halyna Volkova, Kenta Kimura, Tsuyoshi Kimura, M.-H. Berger, Shaojuan Li, Qiaoliang Bao, Xuan P. A. Gao, Ion Errea, Alexey Y. Nikitin, Rainer Hillenbrand, Javier Martín-Sánchez and Pablo Alonso-González
Nature Materials 19, 964-948 (2020)

“Domain switching and exchange bias control by electric field in the multiferroic conical magnet Mn2GeO4”
J. K. H. Fischer, H. Ueda, and T. Kimura
Phys. Rev. B 102, 054412 (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
Inorganic Chemistry (2020)

Imaging switchable magnetoelectric quadrupole domains via nonreciprocal linear dichroism
K. Kimura, T. Katsuyoshi, Yuya Sawada, S. Kimura and T. Kimura
Communications Materials 1, 39 (2020)

Direct Evidence of Simultaneous Reversal of Ferrimagnetically Coupled Sm 4f and Mn 3d Angular Momenta in SmMnO3
 J. -S. Jung, T. Nakamura, Y. Wakabayashi, T. Kimura,
J. Korean. Phys. Soc. 76, 904-910 (2020).

“Emergent spin-1 Haldane gap and ferroelectricity in a frustrated spin-1/2 ladder”
H. Ueda, S. Onoda, Y. Yamaguchi, T. Kimura, D. Yoshizawa, T. Morioka, M. Hagiwara, M. Hagihala, M. Soda, T. Masuda, T. Sakakibara, K. Tomiyasu, S. Ohira-Kawamura, K. Nakajima, R. Kajimoto, M. Nakamura, Y. Inamura, N. Reynolds, M. Frontzek, J. S. White, M. Hase, and Y. Yasui, Phys. Rev. B 101, 140408(R) (2020).

2019

” Magnetoelectric Behaviors in Magnetic-Field-Induced Phases of Pb(TiO)Cu4(PO4)4“
Kenta Kimura, Shojiro Kimura, and Tsuyoshi Kimura , J. Phys. Soc. Jpn., 88, 9, 093707 (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).

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. Matererials 2, 104415-1-12 (2018).

“Observation of collinear antiferromagnetic domains making use of the circular dichroic charge-magnetic interference effect of resonant x-ray diffraction”
H. Ueda, Y. Tanaka, Y. Wakabayashi, and T. Kimura, Phys Rev. B 98, 134415-1-12 (2018).

“Magnetoelectric inversion of domain patterns”
N. Leo, V. Carolus, J. S. White, M. Kenzelmann, M. Hudl, P. Tolédano, T. Honda, T. Kimura, S. A. Ivanov, M. Weil, Th. Lottermoser, D. Meier, and M. Fiebig, Nature 560, 466–470 (2018).

“Measuring magnetically-tuned ferroelectric polarization in liquid crystals”
H. Ueda, T. Akita, Y. Uchida, and T. Kimura, J. Vis. Exp. 138, e58018 (2018).

“Spatial coherence of the insulating phase in quasi-two-dimensional LaNiO3 films”
M. Anada, K. Kowa, H. Maeda, E. Sakai, M. Kitamura, H. Kumigashira, O. Sakata, Y. Nakanishi-Ohno, M. Okada, T. Kimura, and Y. Wakabayashi, Phys. Rev. B 98, 014105-1-8 (2018).

“New capabilities in high-resolution neutron Larmor diffraction at ORNL”
F. Li, H. Feng, A. N. Thaler, S. R. Parnell, L. Crow, M. Matsuda, F. Ye, T. Kimura, J. A. Fernandez-Baca, and R. Pynn, J. Appl. Cryst. 51, 584-590 (2018).

“Determination of the hydrogen-bond network and the ferrimagnetic structure of a rockbridgeite-type compound, Fe2+Fe3+3.2(Mn2+,Zn)0.8(PO4)3(OH)4.2(HOH)0.8“
B. Röska, S.-H. Park, D. Behal, K.-U. Hess, A. Guenther, G. Benka, C. Pfleiderer, M. Hoelzel, and T. Kimura, J. Phys.: Condens. Matter 30, 235401-1-12 (2018).

“A-cation control of magnetoelectric quadrupole order in A(TiO)Cu4(PO4)4(A = Ba, Sr, and Pb)”
K. Kimura, M. Toyoda, P. Babkevich, K. Yamauchi, M. Sera, V. Nassif, H. M. Rønnow, and T. Kimura, Phys. Rev. B 97, 134418-1-6 (2018).

2017

“Room-temperature magnetoelectric effect in a chiral smectic liquid crystal”
H. Ueda, T. Akita, Y. Uchida, and T. Kimura
Appl. Phys. Lett. 111, 262901-1-5 (2017).

“Magnetic structure of Ba(TiO)Cu4(PO4)4 probed using spherical neutron polarimetry”
P. Babkevich, L. Testa, K. Kimura, T. Kimura, G. S. Tucker, B. Roessli, and H. M. Rønnow
Phys. Rev. B 96, 214436-1-8 (2017).

“Electric-field-induced reorientation of the magnetic easy plane in a Co-substituted BiFeO3 single crystal”
H. Yamamoto, Y. Sakai, K. Shigematsu, T. Aoyama, T. Kimura, and M. Azuma
Inorg. Chem. 56, 15171–151778 (2017).

“Bayesian inference of metal oxide ultrathin film structure based on crystal truncation rod measurements”
M. Anada, Y. Nakanishi-Ohno, M. Okada, T. Kimura, and Y. Wakabayashi
J. Appl. Cryst. 50, 1611-1616 (2017).

“Anomalous dielectric response of short hydrogen bonds under pressure: the case of (Mn,Fe)2+AlPO4(OH)2H2O”
B. Röska, S.-H. Park, Y. Yoshimori, K. Kimura, and T. Kimura
J. Phys. Condens. Matter 29, 365401-1-5 (2017).

“Observation of magnetic domain and bubble structures in magnetoelectric Sr3Co2Fe24O41“
H. Nakajima, H. Kawase, K. Kurushima, A. Kotani, T. Kimura, and S. Mori
Phys. Rev. B 96, 024431-1-7 (2017).

“Anisotropic magnetodielectric effect in the honeycomb-type magnet α-RuCl3“
T. Aoyama, Y. Hasegawa, S. Kimura, T. Kimura, and K. Ohgushi
Phys. Rev. B 95, 245104-1-4 (2017).

“Coupled multiferroic domain switching in the canted conical spin spiral system Mn2GeO4“
T. Honda, J. S. White, A. B. Harris, L. C. Chapon, A. Fennell, B. Roessli, O. Zaharko, Y. Murakami, M. Kenzelmann, and T. Kimura 
Nat. Commun. 8, 15457-1-9 (2017).