Search Results - "YAGI, Shunsuke"

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    Effects of zinc ions at tetrahedral sites in spinel oxides on catalytic activity for oxygen evolution reaction by Liu, Wei, Han, Jonghyun, Yamada, Ikuya, Yagi, Shunsuke

    Published in Journal of catalysis (01-02-2021)
    “…[Display omitted] •Zn2+ ions mainly occupy tetrahedral sites in ZnxCo3−xO4 spinel oxides.•Zn0.4Co2.6O4 with a medium Zn2+ occupancy shows the highest OER…”
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    Journal Article
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    Suppressive effect of Fe cations in Mg(Mn1−xFex)2O4 positive electrodes on oxidative electrolyte decomposition for Mg rechargeable batteries by Han, Jonghyun, Yagi, Shunsuke, Ichitsubo, Tetsu

    Published in Journal of power sources (30-09-2019)
    “…MgMn2O4 spinel oxide has a very positive redox potential (2–3 V vs. Mg/Mg2+) and is a promising positive electrode material for Mg rechargeable batteries…”
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    Redox behavior of VS2 nanosheets in Grignard reagent-based electrolyte by Wang, Mengqiao, Yagi, Shunsuke

    Published in Materials letters (15-08-2020)
    “…•VS2 nanosheets were obtained by exfoliation of bulk VS2 by ultrasonication.•The pseudocapacitive reaction was dominant over the intercalation of Mg2+…”
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    Extended gate-type organic transistor functionalized by molecularly imprinted polymer for taurine detection by Zhou, Qi, Wang, Mengqiao, Yagi, Shunsuke, Minami, Tsuyoshi

    Published in Nanoscale (07-01-2021)
    “…Molecularly imprinted polymers (MIPs) are a fascinating technology for the sensitive and selective detection of target molecules. However, in most situations,…”
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    Covalency-reinforced oxygen evolution reaction catalyst by Yagi, Shunsuke, Yamada, Ikuya, Tsukasaki, Hirofumi, Seno, Akihiro, Murakami, Makoto, Fujii, Hiroshi, Chen, Hungru, Umezawa, Naoto, Abe, Hideki, Nishiyama, Norimasa, Mori, Shigeo

    Published in Nature communications (10-09-2015)
    “…The oxygen evolution reaction that occurs during water oxidation is of considerable importance as an essential energy conversion reaction for rechargeable…”
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    Bifunctional Oxygen Reaction Catalysis of Quadruple Manganese Perovskites by Yamada, Ikuya, Fujii, Hiroshi, Takamatsu, Akihiko, Ikeno, Hidekazu, Wada, Kouhei, Tsukasaki, Hirofumi, Kawaguchi, Shogo, Mori, Shigeo, Yagi, Shunsuke

    Published in Advanced materials (Weinheim) (01-01-2017)
    “…Bifunctional electrocatalysts for oxygen evolution/reduction reaction (OER/ORR) are desirable for the development of energy conversion technologies. It is…”
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    Energy storage mechanism of monocrystalline layered FePS3 and FePSe3 as active materials for Mg batteries and pseudocapacitors by Wang, Mengqiao, Han, Jonghyun, Liu, Wei, Kamiko, Masao, Yagi, Shunsuke

    Published in Journal of alloys and compounds (25-11-2021)
    “…•Mg2+ ions can be intercalated/deintercalated into/out of layered FePS3 reversibly.•Both Faradaic and non-Faradaic processes contribute to energy…”
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    Electrochemical deposition of amorphous cobalt oxides for oxygen evolution catalysis by Liu, Wei, Kamiko, Masao, Yamada, Ikuya, Yagi, Shunsuke

    Published in RSC advances (15-03-2022)
    “…The oxygen evolution reaction (OER) is crucial in water splitting for hydrogen production. However, its high over-potential and sluggish kinetics cause an…”
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    High-Throughput Screening of (La,Sr)(Fe,Co)O3 Perovskite for Oxygen Evolution Reaction Catalysis by Okazaki, Yuichi, Tokudome, Yasuaki, Yagi, Shunsuke, Yamada, Ikuya

    Published in MATERIALS TRANSACTIONS (01-09-2023)
    “…Perovskite-structured transition metal oxides, AMO3, demonstrate catalytic activities for oxygen evolution reaction (OER), which can be enhanced by chemical…”
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    Effects of A‐site Cations in Quadruple Perovskite Ruthenates on Oxygen Evolution Catalysis in Acidic Aqueous Solutions by Liu, Wei, Kawano, Kodai, Kamiko, Masao, Kato, Yuta, Okazaki, Yuichi, Yamada, Ikuya, Yagi, Shunsuke

    “…The quadruple perovskite ruthenate CaCu3Ru4O12 is more active and stable than the benchmark catalyst RuO2 in the oxygen evolution reaction (OER) in acidic…”
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    Control of Electrolyte Decomposition by Mixing Transition Metal Ions in Spinel Oxides as Positive Electrode Active Materials for Mg Rechargeable Batteries by Han, Jonghyun, Yagi, Shunsuke, Takeuchi, Hirokazu, Nakayama, Masanobu, Ichitsubo, Tetsu

    Published in Journal of physical chemistry. C (17-11-2022)
    “…The development of Mg rechargeable batteries is hindered by both oxidative and reductive electrolyte decomposition on the positive electrode, which results in…”
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    Oxygen Evolution Catalysis for Iron Oxides with Various Structures by Okazaki, Yuichi, Yamada, Ikuya, Yagi, Shunsuke

    Published in MATERIALS TRANSACTIONS (01-08-2020)
    “…The catalytic activity on the oxygen evolution reaction (OER) was investigated for Fe3+-containing oxides with various crystal structures: spinel ZnFe2O4,…”
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    Effects of Size and Crystallinity of CaCu3Fe4O12 on Catalytic Activity for Oxygen Evolution Reaction by Yagi, Shunsuke, Wada, Kouhei, Yuuki, Junichi, Liu, Wei, Yamada, Ikuya

    Published in MATERIALS TRANSACTIONS (01-08-2020)
    “…Effects of size and crystallinity of a quadruple perovskite oxide, CaCu3Fe4O12, were investigated for its catalytic activity for the oxygen evolution reaction…”
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    Surface modification of ACM522 magnesium alloy by plasma electrolytic oxidation in phosphate electrolyte by Yagi, Shunsuke, Sengoku, Akihiro, Kubota, Kohei, Matsubara, Eiichiro

    Published in Corrosion science (01-04-2012)
    “…► We studied plasma electrolytic oxidation (PEO) for a new magnesium alloy, ACM522. ► Covering whole ACM522 surface with PEO film greatly improved corrosion…”
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    Enhanced electrochemical properties of MgCo2O4 mesocrystals as a positive electrode active material for Mg batteries by Kotani, Yoh, Ise, Ryuta, Ishii, Kanji, Mandai, Toshihiko, Oaki, Yuya, Yagi, Shunsuke, Imai, Hiroaki

    Published in Journal of alloys and compounds (30-03-2018)
    “…Mesocrystals of MgCo2O4 spinel oxide exhibiting porous and single-crystalline structures were synthesized by the reaction of magnesium ions with calcite-type…”
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    Neuroinflammation in the living brain of Parkinson's disease by Ouchi, Yasuomi, Yagi, Shunsuke, Yokokura, Masamichi, Sakamoto, Masanobu

    Published in Parkinsonism & related disorders (01-12-2009)
    “…Summary Evidence shows that neuronal injury accompanies neuroinflammatory reactions in the brain, and well as in Parkinson's disease (PD) animal models, in…”
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    Electrocatalytic Activity of Tetravalent Fe–Co Mixed Oxide for Oxygen and Hydrogen Evolution Reactions by Kinoshita, Masaya, Yamada, Ikuya, Kawaguchi, Shogo, Oka, Kengo, Yagi, Shunsuke

    Published in MATERIALS TRANSACTIONS (01-08-2020)
    “…Electrochemical water splitting is a useful way for sustainable hydrogen production, whereas sluggish kinetics of oxygen/hydrogen evolution reactions (OER/HER)…”
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    Hierarchical urchin-like CuxCo3−xO4 spinels as oxygen evolution reaction catalysts in alkaline anion exchange membrane water electrolyzers by Acedera, Rose Anne, Gupta, Gaurav, Mamlouk, Mohamed, Kawano, Kodai, Shunsuke, Yagi, Balela, Mary Donnabelle

    “…In this work, powdered hierarchical Cu x Co 3− x O 4 catalysts were used as catalysts for the oxygen evolution reaction (OER) in an alkaline anion exchange…”
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