Tsugumi Umanodan   Keisuke Kaneshima   Kengo Takeuchi   Nobuhisa Ishii   Jiro Itatani   Hideki Hirori   Yasuyuki Sanari   Koichiro Tanaka   Yoshihiko Kanemitsu   Tadahiko Ishikawa   Shin-ya Koshihara   Sachio Horiuchi   Yoichi Okimoto   
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 88(1) 2019年1月 [査読有り]
Photoexcitation effects on ferroelectricity were investigated in a hydrogen-bonded supramolecular cocrystal by using nonlinear femtosecond spectroscopy. Irradiation of a terahertz pulse that caused proton vibrations modulated the second harmonic (...