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作者:Sachio Horiuchi , Shoji Ishibashi
来源:[J].Journal of the Physical Society of Japan(IF 2.087), 2020, Vol.89 (5)
摘要:The development of organic ferroelectrics and antiferroelectrics with significantly improved performances has recently increased. Their attractive features are environmentally benign nature and technological advantages such as the light weight, flexibility, biocompatibility,...
作者:... Shin-ya Koshihara , Sachio Horiuchi , Yoichi Okimoto
来源:[J].Journal of the Physical Society of Japan(IF 2.087), 2019, Vol.88 (1)
摘要: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 (SH) signal in proportion to the a...
作者:... Shin-ya Koshihara , Sachio Horiuchi , Yoichi Okimoto
来源:[J].Journal of the Physical Society of Japan(IF 2.087), 2015, Vol.84 (7)
摘要:Time-resolved linear and nonlinear optical responses were investigated in an organic supramolecular ferroelectric material composed of protonated 2,3-di(2-pyridinyl)pyrazine (H-dppz) and deprotonated chloranilic acid (Hca). We irradiated nanosecond laser pulses (λ = 532 nm) ...
作者:Sachio Horiuchi , Yoichi Okimoto ...
来源:[J].Journal of the Physical Society of Japan(IF 2.087), 2000, Vol.69 (5), pp.1302-1305
摘要:Dielectric susceptibility, X-ray diffraction and infrared molecularvibrational spectra have been investigated for a charge-transfer complex,tetrathiafulvalene (TTF)-2-bromo-3,5,6-trichloro- p -benzoquinone(QBrCl3) to probe a ferroelectric valence transition at T ...
作者:Sachio Horiuchi , Tatsuo Hasegawa , Yoshinori Tokura
来源:[J].Journal of the Physical Society of Japan(IF 2.087), 2006, Vol.75 (5)
摘要:The π-electronic functionalities of molecular donor ( D )–acceptor ( A ) compounds have been attracting subjects for the solid state science as well as for the prospective technological exploitation in organic electronics. In this review, it is shown that the novel neut...
作者:Sachio Horiuchi , Hideki Yamochi
来源:[J].Journal of the Physical Society of Japan(IF 2.087), 1998, Vol.67 (5), pp.1556-1559
摘要:Spin lattice relaxation time of1H in a charge-transfer complex of bisethylenedioxytetrathiafulvalene (BO) and decyltetracyanoquinodimethane (C10TCNQ) has been measured in a low-temperatureregion of 2–50 K. The relaxation rate at the resonance frequency ...
作者:... Kazushi Kanoda , Sachio Horiuchi , Yoshinori Tokura
来源:[J].Journal of the Physical Society of Japan(IF 2.087), 2010, Vol.79 (4)
摘要:79Br NQR measurement is performed to determine the low-energy charge-transfer/dimerization fluctuations in the organic charge-transfer complex DMTTF–2,6-QBr2Cl2. With decreasing temperature, NQR line width gradually increases and the spin–lat...
作者:Shoji Ishibashi , Kiyoyuki Terakura , Sachio Horiuchi
来源:[J].Journal of the Physical Society of Japan(IF 2.087), 2010, Vol.79 (4)
摘要:The electronic structure of organic ferroelectric tetrathiafulvalene– p -bromanil (TTF–BA) have been studied by first-principles calculations. It has been found that two antiferromagnetic ordered states, which are assumed to approximate a spin-singlet state, are more stable ...
作者:... Takehiko Ishiguro , Sachio Horiuchi , Gunji Saito
来源:[J].Journal of the Physical Society of Japan(IF 2.087), 1993, Vol.62 (10), pp.3372-3375
摘要:Application of a high magnetic field to the pressure-stabilizedsuperconducting state appearing below T c1 in κ-(BEDT-TTF)2Cu[N(CN)2]Cl enhances/induces a resistive groundstate below T c2 (< T c1). The resistivity in t...
作者:... Kazushi Kanoda , Sachio Horiuchi , Yoshinori Tokura
来源:[J].Journal of the Physical Society of Japan(IF 2.087), 2007, Vol.76 (7)
摘要:We report a35Cl NQR investigation into the neutral–ionic (NI) phase transition in DMTTF-QCl4 (4,4'-dimethyltetrathiafulvalene- p -chloranil), the end material of the family containing an NI quantum transition system. Four distinct lines with comparable ...

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