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    Article

    Highly sensitive nanoscale spin-torque diode

    Highly sensitive microwave devices that are operational at room temperature are important for high-speed multiplex telecommunications. Quantum devices such as superconducting bolometers possess high performanc...

    S. Miwa, S. Ishibashi, H. Tomita, T. Nozaki, E. Tamura, K. Ando in Nature Materials (2014)

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    Article

    Unusual Electronic State of Layered θ-(ET)2 X Studied by Raman Spectroscopy

    Employing Raman spectroscopy, we have studied the electronic structure of the charge-ordering system, θ−(ET)2X, the dihedral angle (φ) of which ranges from 100 to 121°. The most stable metal, θ−(ET)2I3, (φ=100°) ...

    K. Yakushi, K. Suzuki, K. Yamamoto, T. Yamamoto in Journal of Low Temperature Physics (2006)

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    Article

    Unusual electronic state of layered θ-(ET)2X studied by raman spectroscopy

    Employing Raman spectroscopy, we have studied the electronic structure of the charge-ordering system, θ-(ET)2X, the dihedral angle (ϕ) of which ranges from 100° to 121°. The most stable metal, θ-(ET)2I3, (ϕ=100°)...

    K. Yakushi, K. Suzuki, K. Yamamoto, T. Yamamoto in Journal of Low Temperature Physics (2006)

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    Article

    Incoherent-coherent crossover behavior in κ-(BEDT-TTF)2X, probed by13C-NMR and optical studies

    We have measured13C-NMR and reflection spectrum in κ-(BEDT-TTF)2Ag(CN)2·H2O. No increase of the AF magnetic fluctuation as in κ-(BEDT-TTF)2Cu[N(CN)2]C was observed. Results of13C-NMR suggested the emergence of su...

    A. Kawamoto, Y. Honma, K. Kumagai, K. Yamamoto in Journal of Low Temperature Physics (2006)

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    Article

    Shear stress effect on thin films of platinum complex Pt(dpg)2 and chromic compounds

    We have studied the effect of shear stress on thin films of Pt(dpg)2 and chromic compounds, spiropyrans, by using the sapphire-anvil cell. From Raman spectra under hydrostatic pressure and shear deformation, the ...

    M. Inokuchi, D. Kawamura, Y. Sakka, K. Yabuuchi in Journal of Low Temperature Physics (2006)

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    Article

    Shear Stress Effect on Thin Films of Platinum Complex Pt(dpg)2 and Chromic Compounds

    We have studied the effect of shear stress on thin films of Pt(dpg)2 and chromic compounds, spiropyrans, by using the sapphire-anvil cell. From Raman spectra under hydrostatic pressure and shear deformation, the ...

    M. Inokuchi, D. Kawamura, Y. Sakka, K. Yabuuchi in Journal of Low Temperature Physics (2006)

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    Article

    Phase separation in the monovalent-to-divalent phase transition of biferrocenium-(F1TCNQ)3

    We present experimental evidence for the phase separation (coexistence of two phases) in the monovalent-to-divalent phase transition of ionic crystal, D+A 3 ...

    M. Uruichi, K. Yakushi, T. Mochida in Journal of Low Temperature Physics (2006)

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    Article

    Phase Separation in the Monovalent-to-Divalent Phase Transition of Biferrocenium-(F1TCNQ)3

    We present experimental evidence for the phase separation (coexistence of two phases) in the monovalent-to-divalent phase transition of ionic crystal, D+A 3 ...

    M. Uruichi, K. Yakushi, T. Mochida in Journal of Low Temperature Physics (2006)

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    Article

    Incoherent-Coherent Crossover Behavior in κ-(BEDTTTF)2 X, Probed by 13C-NMR and Optical Studies

    We have measured 13C-NMR and reflection spectrum in κ-(BEDTTTF)2 Ag(CN)2·H2O. No increase of the AF magnetic fluctuation as in κ-(BEDT-TTF)2Cu[N(CN)2]C was observed. Results of 13C-NMR suggested the emergence of ...

    A. Kawamoto, Y. Honma, K. Kumagai, K. Yamamoto in Journal of Low Temperature Physics (2006)

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    Article

    Spectroscopic characterization of pressure modified C60

    are reported. The material associated with the mixture of rhombohedral and tetragonal phases was synthesized under pressure of \valunit{3}{GPa} when treatment temperature was...

    M.E. Kozlov, M. Tokumoto, K. Yakushi in Applied Physics A (1997)

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    Chapter

    Transport and Magnetization Studies of β″(BEDT-TTF)2AuBr2

    The de Haas van Alphen and Shubnikov de Haas frequencies of β″(BEDT — TTF)2AuBr2 indicate that the closed portion of the Fermi surface corresponds to 2.9% of the first Brillouin zone. The angular dependence of th...

    A. G. Swanson, J. S. Brooks, M. Tokumoto, A. Ugawa, K. Yakushi in Organic Superconductivity (1990)