研究論文

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

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

  Journal Scientific Reports

  Volume 11

  pages 4277

  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 . 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.Yamashita^dShin-yaKoshihara, V.Stolojan, S. Ravi, P.Silva, J.Fujita, Y.Hayashi, S.Maeda, M.Hase

  Journal Carbon

  Volume 170

  pages 165-173

  Date 26 Aug 2020

  DOI 10.1016/j.carbon.2020.08.026

• 4 . 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

• 5 . Ultrafast Nonlinear Spectroscopy in (111) Oriented Bismuth Ferrite Oxide

  Authors H. Yu, K. Takubo, T. Ishikawa, S. Koshihara, M. Hada, T. Asaka, K. Ozawa, K. Shigematsu, M. Azuma, Y. Okimoto

  Journal JPSJ

  Volume 89

  pages 063401

  Date 28 May 2020

  DOI 10.7566/JPSJ.89.063401