主要論文

1. Yamasaki, Y., Sagayama, H., Goto, T., Matsuura, M., Hirota, K., Arima, T., and Tokura, Y.:
   "Electric Control of Spin Helicity in a Magnetic Ferroelectric"
   Phys. Rev. Lett. 98 147204 (2007).
2. Arima, T., Yamasaki, Y., Goto, T., Iguchi, S., Ohgushi, K., Miyasaka, S., and Tokura, Y.:
   "Spin-Lattice Coupling in Ferroelectric Spiral Magnets: Comparison between the Cases of (Tb,Dy)MnO3 and CoCr2O4"
   J. Phys. Soc. Jpn. 76 023602 (2007).
3. Arima, T., Tokunaga, A., Goto, T., Kimura, H., Noda, Y., and Tokura, Y.:
   "Collinear to Spiral Spin Transformation without Changing the Modulation Wavelength upon Ferroelectric Transition in Tb1-xDyxMnO3"
   Phys. Rev. Lett. 96 097202 (2006).
4. Arima, T., Goto, T., Yamasaki, Y., Miyasaka, S., Ishii, K., Tsubota, M., Inami, T., Murakami, Y., and Tokura, Y.:
   "Magnetic-field-induced transition in the lattice modulation of colossal magnetoelectric GdMnO3 and TbMnO3 compounds"
   Phys. Rev. B 72 100102R(1)-(4) (2005).
5. D. Okuyama, S. Ishiwata, Y. Takahashi, K. Yamauchi, S. Picozzi, K. Sugimoto, H. Sakai, M. Takata, R. Shimano, Y. Taguchi, T. Arima, Y. Tokura,:
   "Magnetically driven ferroelectric atomic displacements in orthorhombic YMnO3"
   Phys. Rev. B 84, 054440 (2011)
6. Kim, B. J.,. Ohsumi, H., Komesu, T., Sakai, S., Morita, T., Takagi, H., Arima, T.:
   "Phase-Sensitive Observation of a Spin-Orbital Mott State in Sr2IrO4"
   Science 323, 1329-1332 (2009)
7. Kousaka, Y., Ohsumi, H., Komesu, T., Arima, T., Takata, M., Sakai, S., Akita, M., Inoue, K., Yokobori, T., Nakao, Y., Kaya, E., Akimitsu, J.:
   "Crystallographic Chirality of CsCuCl3 Probed by Resonant Circularly Polarized Hard X-ray Diffraction"
   J. Phys. Soc. Jpn. 78, 123601 (2009)
8. Kajimoto, R., Sagayama, H., Sasai, K., Fukuda, T., Tsutsui, S., Arima, T., Hirota, K., Mitsui, Y., Yoshizawa, H., Baron, A. Q. R., Yamasaki, Y., Tokura, Y.:
   "Unconventional Ferroelectric Transition in the Multiferroic Compound TbMnO3 Revealed by the Absence of an Anomaly in c-Polarized Phonon Dispersion"
   Phys. Rev. Lett. 102, 247602 (2009)
9. H. Sagayama, N. Abe, K. Taniguchi, T. Arima, Y. Yamasaki, D. Okuyama, Y. Tokura, S. Sakai, T. Morita, T. Komesu, H. Ohsumi, M. Takata,:
   "Observation of Spin Helicity Using Nonresonant Circularly Polarized X-ray Diffraction Analysis"
   J. Phys. Soc. Jpn. 79, 043711 (2010)
10. H. Sakai, J. Fujioka, T. Fukuda, D. Okuyama, D. Hashizume, F. Kagawa, H. Nakao, Y. Murakami, T. Arima, A. Q. R. Baron Y. Taguchi, Y. Tokura,:
    "Displacement-Type Ferroelectricity with Off-Center Magnetic Ions in Perovskite Sr1-xBaxMnO3"
    Phys. Rev. Lett. 107, 137601 (2011)

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