Search Results - "Yakushi, Kyuya"

Infrared and Raman Studies of Charge Ordering in Organic Conductors, BEDT-TTF Salts with Quarter-Filled Bands by Yakushi, Kyuya

“…This paper reviews charge ordering in the organic conductors, β″-(BEDT-TTF) (TCNQ), θ-(BEDT-TTF)2X, and α-(BEDT-TTF)2X. Here, BEDT-TTF and TCNQ represent…”
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Optical freezing of charge motion in an organic conductor by Ishikawa, Takahiro, Sagae, Yuto, Naitoh, Yota, Kawakami, Yohei, Itoh, Hirotake, Yamamoto, Kaoru, Yakushi, Kyuya, Kishida, Hideo, Sasaki, Takahiko, Ishihara, Sumio, Tanaka, Yasuhiro, Yonemitsu, Kenji, Iwai, Shinichiro

“…Dynamical localization, that is, reduction of the intersite electronic transfer integral t by an alternating electric field, E ( ω ), is a promising strategy…”
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Charge Ordering in Organic Conductors by Takahashi, Toshihiro, Nogami, Yoshio, Yakushi, Kyuya

“…Present status of experiments on charge ordering (CO) phenomena observed in organic molecular conductors is reviewed. Experimental techniques to detect and…”
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Resonance Balance Shift in Stacks of Delocalized Singlet Biradicals by Shimizu, Akihiro, Uruichi, Mikio, Yakushi, Kyuya, Matsuzaki, Hiroyuki, Okamoto, Hiroshi, Nakano, Masayoshi, Hirao, Yasukazu, Matsumoto, Kouzou, Kurata, Hiroyuki, Kubo, Takashi

“…Two flavors: Intra‐ and intermolecular spin–spin interactions of unpaired electrons coexist and correlate in stacks of phenalenyl‐based singlet biradicals. The…”
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Synthesis, Crystal Structure, and Physical Properties of Sterically Unprotected Hydrocarbon Radicals by Kubo, Takashi, Katada, Yoshiki, Shimizu, Akihiro, Hirao, Yasukazu, Sato, Kazunobu, Takui, Takeji, Uruichi, Mikio, Yakushi, Kyuya, Haddon, Robert C

“…We have prepared and isolated neutral polycyclic hydrocarbon radicals. A butyl-substituted radical gave single crystals, in which a π-dimeric structure, not a…”
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Charge and Lattice Fluctuations in Molecule-Based Spin Liquids by Yamamoto, Takashi, Fujimoto, Takashi, Naito, Toshio, Nakazawa, Yasuhiro, Tamura, Masafumi, Yakushi, Kyuya, Ikemoto, Yuka, Moriwaki, Taro, Kato, Reizo

“…Spin liquid (SL) systems have been the subject of much attention recently, as they have been theoretically predicted to not freeze, even at 0 K. Despite…”
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Synthesis, Intermolecular Interaction, and Semiconductive Behavior of a Delocalized Singlet Biradical Hydrocarbon by Kubo, Takashi, Shimizu, Akihiro, Sakamoto, Maki, Uruichi, Mikio, Yakushi, Kyuya, Nakano, Masayoshi, Shiomi, Daisuke, Sato, Kazunobu, Takui, Takeji, Morita, Yasushi, Nakasuji, Kazuhiro

“…A phenalenyl‐based Kekulé hydrocarbon with singlet biradical character has been isolated and characterized. Strong intra‐ and intermolecular interactions…”
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Efficient terahertz-wave generation and its ultrafast optical modulation in charge ordered organic ferroelectrics by Itoh, Hirotake, Itoh, Keisuke, Goto, Kazuki, Yamamoto, Kaoru, Yakushi, Kyuya, Iwai, Shinichiro

“…Efficient terahertz (THz) wave generation in strongly correlated organic compounds α-(ET)2I3 and α′-(ET)2IBr2 (ET:bis(ethylenedithio)-tetrathiafulvalene) was…”
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Strong Optical Nonlinearity and its Ultrafast Response Associated with Electron Ferroelectricity in an Organic Conductor by YAMAMOTO, Kaoru, IWAI, Shinichiro, BOYKO, Sergiy, KASHIWAZAKI, Akimitsu, HIRAMATSU, Fukiko, OKABE, Chie, NISHI, Nobuyuki, YAKUSHI, Kyuya

“…We report experimental evidence for the generation of ferroelectric polarization in an organic conductor α-[bis(ethylenedithio)tetrathiafulvalene]2I3 obtained…”
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Examination of the Charge-Sensitive Vibrational Modes in Bis(ethylenedithio)tetrathiafulvalene by Yamamoto, Takashi, Uruichi, Mikio, Yamamoto, Kaoru, Yakushi, Kyuya, Kawamoto, Atushi, Taniguchi, Hiromi

“…We reinvestigated the two CC stretching modes of the five-membered rings of ET (ET = bis(ethylenedithio)tetrathiafulvalene), namely, ν2 (in-phase mode) and…”
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Vibronic activation of molecular vibrational overtones in the infrared spectra of charge-ordered organic conductors by Yamamoto, Kaoru, Kowalska, Aneta Aniela, Yue, Yue, Yakushi, Kyuya

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Vibrational Spectra of [Pd(dmit)2] Dimer (dmit = 1,3-dithiole-2-thione-4,5-dithiolate): Methodology for Examining Charge, Inter-Molecular Interactions, and Orbital by Yamamoto, Takashi, Nakazawa, Yakuhiro, Tamura, Masafumi, Fukunaga, Takeo, Kato, Reizo, Yakushi, Kyuya

“…We have developed a methodology for analyzing the lattice, charge, and orbital in two-dimensional molecular conductors comprising dimers of [Pd(dimt) 2 ]…”
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Structural and Physical Properties of (EDO-TTF-Cl)2XF6 (X = As, Sb): Geometrical Aspects for Monosubstituted EDO-TTF (EDO-TTF = 4,5-ethylenedioxytetrathiafulvalene) by Ishikawa, Manabu, Nakano, Yoshiaki, Uruichi, Mikio, Otsuka, Akihiro, Yakushi, Kyuya, Yamochi, Hideki

“…Compounds of the formula (EDO‐TTF‐Cl)2XF6 (EDO‐TTF‐Cl = 4‐chloro‐4′,5′‐ethylenedioxytetrathiafulvalene, X = As, Sb) were prepared to examine the substituent…”
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Intradimer Charge Disproportionation in Triclinic-EtMe3P[Pd(dmit)2]2 (dmit: 1,3-Dithiole-2-thione-4,5-dithiolate) by Yamamoto, Takashi, Nakazawa, Yasuhiro, Tamura, Masafumi, Nakao, Akiko, Ikemoto, Yuka, Moriwaki, Taro, Fukaya, Atsuko, Kato, Reizo, Yakushi, Kyuya

“…Molecular conductors consisting of "tight dimers" with short intermolecular distances have been studied from the viewpoint of the 1/2-filled picture. Triclinic…”
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Tuning of Multi-Instabilities in Organic Alloy, [(EDO-TTF)1−x (MeEDO-TTF) x ]2PF6 by Murata, Tsuyoshi, Shao, Xiangfeng, Nakano, Yoshiaki, Yamochi, Hideki, Uruichi, Mikio, Yakushi, Kyuya, Saito, Gunzi, Tanaka, Koichiro

“…Electrocrystallization of a mixture of 4,5-ethylenedioxytetrathiafulvalene (EDO-TTF) and 4,5-ethylenedioxy-4′-methyltetrathiafulvalene (MeEDO-TTF) yielded…”
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E–mv coupling of vibrational overtone in organic conductors: Relationship to optical nonlinearities and ferroelectricity by Yamamoto, Kaoru, Kowalska, Aneta Aniela, Yue, Yue, Yakushi, Kyuya

“…A strong electron–phonon coupling effect, referred to as electron–molecular vibration (e–mv) coupling, induces characteristic vibronic signals in the…”
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Infrared and raman studies of θ-(BEDT-TTF)2CsZn(SCN)4 : Comparison with the frozen state of θ-(BEDT-TTF)2RbZn(SCN)4 by SUZUKI, Kenji, YAMAMOTO, Kaoru, YAKUSHI, Kyuya, KAWAMOTO, Atsushi

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Complex Formation between a Nucleobase and Tetracyanoquinodimethane Derivatives: Crystal Structures and Transport Properties of Charge-Transfer Solids of Cytosine by Murata, Tsuyoshi, Saito, Gunzi, Nishimura, Kazukuni, Enomoto, Yuichiro, Honda, Genki, Shimizu, Yasuhito, Matsui, Shogo, Sakata, Masafumi, Drozdova, Olga O, Yakushi, Kyuya

“…Reaction between cytosine, a nucleobase, in methanol and several 7,7,8,8-tetracyanoquinodimethane derivatives (R-TCNQ) in acetonitrile yielded three kinds of…”
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Room-Temperature First-Order Phase Transition in a Charge-Disproportionated Molecular Conductor (MeEDO-TTF)2PF6 by Shao, Xiangfeng, Nakano, Yoshiaki, Sakata, Masafumi, Yamochi, Hideki, Yoshida, Yukihiro, Maesato, Mitsuhiko, Uruichi, Mikio, Yakushi, Kyuya, Murata, Tsuyoshi, Otsuka, Akihiro, Saito, Gunzi, Koshihara, Shin-ya, Tanaka, Koichiro

“…Electrochemical oxidation of 4,5-ethylenedioxy-4′-methyl-tetrathiafulvalene (MeEDO-TTF) afforded three types of (MeEDO-TTF)2PF6 radical cation salts under…”
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Infrared and Raman Study of the Charge-Ordered State in the Vicinity of the Superconducting State in the Organic Conductor β-(meso-DMBEDT-TTF)2PF6 by TANAKA, Masayuki, YAMAMOTO, Kaoru, URUICHI, Mikio, YAMAMOTO, Takashi, YAKUSHI, Kyuya, KIMURA, Shinya, MORI, Hatsumi

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