Search Results - "Tomoyuki Yokouchi"

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    Emergent electromagnetic induction beyond room temperature by Kitaori, Aki, Kanazawa, Naoya, Yokouchi, Tomoyuki, Kagawa, Fumitaka, Nagaosa, Naoto, Tokura, Yoshinori

    “…Emergent electromagnetic induction based on electrodynamics of noncollinear spin states may enable dramatic miniaturization of inductor elements widely used in…”
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    Creation of magnetic skyrmions by surface acoustic waves by Yokouchi, Tomoyuki, Sugimoto, Satoshi, Rana, Bivas, Seki, Shinichiro, Ogawa, Naoki, Kasai, Shinya, Otani, Yoshichika

    Published in Nature nanotechnology (01-05-2020)
    “…Non-collinear and non-coplanar spin textures, such as chiral domain walls 1 and helical or triangular spin structures 2 , 3 , bring about diverse…”
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    Phase-change control of anomalous Hall effect in ferromagnetic MnBi thin films by Zhang, Siyue, Miyazaki, Yu, Yokouchi, Tomoyuki, Shiomi, Yuki

    Published in Applied physics letters (26-12-2022)
    “…We have experimentally demonstrated a phase change control of Hall effects in ferromagnetic MnBi thin films at room temperature. Two distinct ferromagnetic…”
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    Trapping and manipulating skyrmions in two-dimensional films by surface acoustic waves by Miyazaki, Yu, Yokouchi, Tomoyuki, Shiomi, Yuki

    Published in Scientific reports (02-02-2023)
    “…Skyrmions, topologically stable spin structures with particle-like properties, are promising for spintronics applications such as skyrmion racetrack memory…”
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    Reconfigurable single-material Peltier effect using magnetic-phase junctions by Nakagawa, Kurea, Yokouchi, Tomoyuki, Shiomi, Yuki

    Published in Scientific reports (20-12-2021)
    “…Peltier effects, which produce a heat flux at the junction of two different materials, have been an important technology for heating and cooling by electrical…”
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    Amorphous Ferromagnetic Metal in van der Waals Materials by Zhang, Siyue, Harii, Kazuya, Yokouchi, Tomoyuki, Okayasu, Satoru, Shiomi, Yuki

    Published in Advanced electronic materials (01-02-2024)
    “…Amorphous solids are non‐equilibrium states of matter that lack long‐range structural order, and are recognized as key materials in electronics. Although 2D…”
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    Current-induced dynamics of skyrmion strings by Yokouchi, Tomoyuki, Hoshino, Shintaro, Kanazawa, Naoya, Kikkawa, Akiko, Morikawa, Daisuke, Shibata, Kiyou, Arima, Taka-Hisa, Taguchi, Yasujiro, Kagawa, Fumitaka, Nagaosa, Naoto, Tokura, Yoshinori

    Published in Science advances (01-08-2018)
    “…Dynamics of string-like objects is an important issue in a broad range of physical systems, including vortex lines in superconductors, viscoelastic polymers,…”
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    Emergent electromagnetic induction in a helical-spin magnet by Yokouchi, Tomoyuki, Kagawa, Fumitaka, Hirschberger, Max, Otani, Yoshichika, Nagaosa, Naoto, Tokura, Yoshinori

    Published in Nature (London) (08-10-2020)
    “…An inductor, one of the most fundamental circuit elements in modern electronic devices, generates a voltage proportional to the time derivative of the input…”
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    Aggregation and collapse dynamics of skyrmions in a non-equilibrium state by Yu, Xiuzhen, Morikawa, Daisuke, Yokouchi, Tomoyuki, Shibata, Kiyou, Kanazawa, Naoya, Kagawa, Fumitaka, Arima, Taka-hisa, Tokura, Yoshinori

    Published in Nature physics (01-08-2018)
    “…Magnetic skyrmions have attracted attention because of their emergent electromagnetic properties. In particular, non-equilibrium-state skyrmions, which are…”
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    Coexistence of Quantum-Spin-Hall and Quantum-Hall-Topological-Insulating States in Graphene/hBN on SrTiO 3 Substrate by Obata, Reiji, Kosugi, Mioko, Kikkawa, Takashi, Kuroyama, Kazuyuki, Yokouchi, Tomoyuki, Shiomi, Yuki, Maruyama, Shigeo, Hirakawa, Kazuhiko, Saitoh, Eiji, Haruyama, Junji

    Published in Advanced materials (Weinheim) (01-05-2024)
    “…SrTiO (STO) substrate, a perovskite oxide material known for its high dielectric constant (ɛ), facilitates the observation of various (high-temperature)…”
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    Coexistence of Quantum‐Spin‐Hall and Quantum‐Hall‐Topological‐Insulating States in Graphene/hBN on SrTiO3 Substrate by Obata, Reiji, Kosugi, Mioko, Kikkawa, Takashi, Kuroyama, Kazuyuki, Yokouchi, Tomoyuki, Shiomi, Yuki, Maruyama, Shigeo, Hirakawa, Kazuhiko, Saitoh, Eiji, Haruyama, Junji

    Published in Advanced materials (Weinheim) (01-05-2024)
    “…SrTiO3 (STO) substrate, a perovskite oxide material known for its high dielectric constant (ɛ), facilitates the observation of various (high‐temperature)…”
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    Journal Article
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    Pattern recognition with neuromorphic computing using magnetic field-induced dynamics of skyrmions by Yokouchi, Tomoyuki, Sugimoto, Satoshi, Rana, Bivas, Seki, Shinichiro, Ogawa, Naoki, Shiomi, Yuki, Kasai, Shinya, Otani, Yoshichika

    Published in Science advances (30-09-2022)
    “…Nonlinear phenomena in physical systems can be used for brain-inspired computing with low energy consumption. Response from the dynamics of a topological spin…”
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    Enhanced Thermopower in the Antiferromagnetic Phase of Mn2−xCrxSb by Nakagawa, Kurea, Miyazaki, Yu, Mitsuishi, Natsuki, Sakano, Masato, Yokouchi, Tomoyuki, Ishizaka, Kyoko, Shiomi, Yuki

    Published in Journal of the Physical Society of Japan (15-12-2020)
    “…Thermoelectric properties of chromium-modified Mn2Sb are systematically investigated to evaluate the power factors. Single-crystalline samples of Mn2−xCrxSb…”
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    Giant Magnetochiral Anisotropy in Weyl Semimetal WTe_{2} Induced by Diverging Berry Curvature by Yokouchi, Tomoyuki, Ikeda, Yuya, Morimoto, Takahiro, Shiomi, Yuki

    Published in Physical review letters (31-03-2023)
    “…The concept of Berry curvature is essential for various transport phenomena. However, an effect of the Berry curvature on magnetochiral anisotropy, i.e.,…”
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    Quantum oscillations from Fermi arc surface states in Cd_{3}As_{2} submicron wires by Yu Miyazaki, Tomoyuki Yokouchi, Kiyou Shibata, Yao Chen, Hiroki Arisawa, Teruyasu Mizoguchi, Eiji Saitoh, Yuki Shiomi

    Published in Physical review research (01-04-2022)
    “…Topological materials such as topological insulators and Weyl/Dirac semimetals possess topologically protected surface states giving birth to various unique…”
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