研究論文

  • 1 . Direct evidence of electronic ferroelectricity in YbFe2O4 using neutron diffraction and nonlinear spectroscopy

    Authors Author links open overlay panel. Fujiwara, Y. Fukada, Y. Okuda, R. Seimiya, N. Ikeda, K. Yokoyama, H. Yu, S. Koshihara, Y. Okimoto

    Journal Scientific Reports

    Volume 11

    pages 42772

    Date 19 Feb 2021

    DOI 10.1038/s41598-021-83655-6

  • 2 . Polarization- and Strain-Mediated Control of Negative Thermal Expansion and Ferroelasticity in BiInO3−BiZn1/2Ti1/2O3

    Authors Author links open overlay panelTakumi Nishikubo, Takahiro Ogata, Lalitha Kodumudi Venkataraman, Daniel Isaia, Zhao Pan, Yuki Sakai, Lei Hu, Shogo Kawaguchi, Akihiko Machida, Tetsu Watanuki, Hongwu Yu, Yoichi Okimoto, Shin-ya Koshihara, Shigeo Mori, Jürgen Rödel, Masaki Azuma

    Journal Chem. Mater

    Volume 33

    pages 41498

    Date 19 Jan 2021

    DOI 10.1021/acs.chemmater.0c04049

  • 3 . Picosecond dynamics in layered cobalt perovskites studied by time-resolved Raman spectroscopy

    Authors R. Fukaya, N. Yamaya, T. Ishikawa, S. Koshihara, Y. Okimoto, K. Onda, A. Isayama, T. Sasagawa, K. Horigane

    Journal Comptes Rendus Physique

    Date 7 Jan 2021

    DOI 10.5802/crphys.35

     

  • 4 . Phonon transport probed at carbon nanotube yarn/sheet boundaries by ultrafast structural dynamics

    Authors Author links open overlay panelM.Hada, K.Makino, H.Inoue, T.Hasegawa, H.Masuda, H.Suzuki, K.Shirasu, T.Nakagawa, T.Seki, J.Matsuo, T.Nishikawa, Y.YamashitadShin-yaKoshihara, V.Stolojan, S. Ravi, P.Silva, J.Fujita, Y.Hayashi, S.Maeda, M.Hase

    Journal Carbon

    pages 165-173

    Date 26 Aug 2020

    DOI 10.1016/j.carbon.2020.08.026

  • 5 . Enhanced Spontaneous Polarization by V4+ Substitution in a Lead-Free Perovskite CaMnTi2O6

    Authors Author links open overlay panelM.Fukuda,T.Nishikubo,Z.Pan,Y.Sakai,M.H.Zhang,S.Kawaguchi,H. Yu,Y.Okimoto,S.Koshihara,M. Itoh,J.Rödel,and M.Azuma

    Journal Inorg. Chem.

    pages 11749–11756

    Date 6 Aug 2020

    DOI 10.1021/acs.inorgchem.0c01697