論文 - 山本 剛久
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Estimation of excess oxygen-vacancy formed by direct-current electric field during flash sintering for 3 mol%–10 mol% Y2O3-doped ZrO2 査読有り
N. Morisaki, T. Tokunaga, K. Kobayashi, A. Kodaira, T. Yamamoto
Ceramic International 48 巻 頁： 12091 - 12097 2022年5月
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A first attempt of automated shrinkage-rate control flash sintering using a current profile without feedback of shrinkage behavior for 8mol%Y2O3-doped ZrO2 査読有り
M. Koike, Y. Ishino, T. Tokunaga, T. Yamamoto
Journal of the Ceramic Society of Japan 130 巻 ( 4 ) 頁： 327 - 330 2022年4月
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Anelasticity induced by AC flash processing of cubic zirconia 査読有り
H. Masuda, K. Morita, T. Tokunaga, T. Yamamoto, H. Yoshida
Acta Materialia 227 巻 頁： 117704 2022年2月
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Electrode Overvoltage Model for a Flash State of Yttria-Stabilized Zirconia: Validity, Limitation, and Open New Issue 査読有り
K. Kobayashi, T. Yamamoto, K. Morita, T. S. Suzuki
Journal of the Ceramic Society of Japan 130 巻 ( 1 ) 頁： 172 - 179 2022年1月
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Densification of Y2O3 by flash sintering under an AC electric field 査読有り
Kohta Nambu, Koji Morita, Kohei Soga, Takahisa Yamamoto, Hiroshi Masuda, Hidehiro Yoshida
Journal of the European Ceramic Society 42 巻 頁： 567 - 575 2021年11月
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Direct determination of a topmost atomic layer of (100) surfaces on (La0.3Sr0.7)(Al0.65Ta0.35)O3 single crystals annealed in air by high-resolution scanning transmission electron microscopy 査読有り
Y. Tokuda, T. Irimoto, N. Nishikawa, Y. Katsuyama, S. Kobayashi, T. Tokunaga, and T. Yamamoto
Surface and Interface Analysis 54 巻 ( 11 ) 頁： 212 - 217 2021年11月
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Photoluminescence property of quinary Ag-(In,Ga)-(S,Se) quantum dots with a gradient alloy structure for in vivo bioimaging 査読有り
Nurmanita Rismaningsih, Hiroki Yamauchi, Tatsuya Kameyama, Takahisa Yamamoto, Saho Morita, Hiroshi Yukawa, Taro Uematsu, Yoshinobu Baba, Susumu Kuwabata, Tsukasa Torimoto
Journal of Materials Chemistry C 9 巻 ( 37 ) 頁： 12791 - 12801 2021年8月
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Rapid sintering of 3 mol% Y2O3-doped ZrO2 by a combined rapid furnace heating and shrinkage-controlled flash sintering protocol 査読有り
Yuki ISHINO, Kimihiro TAGUCHI, Ayu KODAIRA, Tomoharu TOKUNAGA, Takahisa YAMAMOTO
Journal of the Ceramic Society of Japan 129 巻 ( 8 ) 頁： 551 - 554 2021年8月
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He Buffer Gas for Moderating the Kinetic Energy of Pulsed Laser Deposition Plumes 査読有り
Ryota Takahashi, Takahisa Yamamoto, Mikk Lippmaa
Crystal Growth & Design 21 巻 ( 9 ) 頁： 5017 - 5026 2021年7月
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Near complete densification of flash sintered 8YSZ: controlled shrinkage rate effects 査読有り
Kimihiro TAGUCHI, Yuki ISHINO, Tomoharu TOKUNAGA, Takahisa YAMAMOTO
Journal of the European Ceramic Society 41 巻 ( 8 ) 頁： 4567 - 4571 2021年7月
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Shrinkage rate control during a flash state by current-ramping for 3mol%Y2O3-doped ZrO2 polycrystals 査読有り
Yuki ISHINO, Kimihiro TAGUCHI, Masao KOIKE, Tomoharu TOKUNAGA, Takahisa YAMAMOTO
Journal of the American Ceramic Society 104 巻 ( 10 ) 頁： 4960 - 4967 2021年5月
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Electric current dependence of plastic flow behavior with large tensile elongation in tetragonal zirconia polycrystal under a DC field 査読有り
Yamato Sasaki, Koji Morita, Takahisa Yamamoto, Kohei Soga, Hiroshi Masuda, Hidehiro Yoshida
Scripta Materialia 194 巻 頁： 113659 2021年3月
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Constant shrinkage rate control during a flash event for 8 mol%Y2O3-doped ZrO2 polycrystals 査読有り
Kimihiro TAGUCHI, Yuki ISHINO, Tomoharu TOKUNAGA, Takahisa YAMAMOTO
Journal of the Ceramic Society of Japan 129 巻 ( 3 ) 頁： 204 - 207 2021年3月
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Nanopillar composite electrodes for solar‑driven water splitting 査読有り
Mikk Lippmaa, Seiji Kawasaki, Ryota Takahashi, Takahisa Yamamoto
MRS BULLETIN 46 巻 ( 2 ) 頁： 142 - 151 2021年2月
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セラミックスにおける強電界ナノダイナミクス 査読有り
吉田英弘，増田紘士，森田孝治，山本剛久
まてりあ 60 巻 ( 1 ) 頁： 19 - 24 2021年1月
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Power dissipation behaviors during SCF-sintering for 8 mol% Y2O3-doped ZrO2 査読有り
Yuki ISHINO, Kimihiro TAGUCHI, Ayu KODAIRA, Tomoharu TOKUNAGA, Takahisa YAMAMOTO
Journal of the Japan Society of Powder and Powder Metallurgy 68 巻 ( 11 ) 頁： 482 - 486 2021年
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Cross-sectional area dependency of shrinkages and grain sizes in flash sintered 3mol%Y2O3-ZrO2 polycrystals at direct and alternating electric current fields 査読有り
Tsuyoshi KURACHI, Kiyoshi KOBAYASHI, Tomoharu TOKUNAGA, Takahisa YAMAMOTO
Journal of the Japan Society of Powder and Powder Metallurgy 68 巻 ( 11 ) 頁： 487 - 493 2021年
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Flash sintering for BaTiO3 with square alternating current field including zero-field duration 査読有り
Umemura, R; Tokunaga, T; Yamamoto, T
JOURNAL OF THE CERAMIC SOCIETY OF JAPAN 128 巻 ( 12 ) 頁： 1018 - 1023 2020年12月
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フラッシュ焼結の学理構築と革新的焼結技術への展開（受賞解説論文平成 30 年度研究進歩賞） 招待有り 査読有り
山本 剛久, 吉田 英弘
Journal of Lapanese Society of Powder and Powder Metallurgy 67 巻 ( 11 ) 頁： 593 - 600 2020年11月
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Controlling the visible-light driven photocatalytic activity of alloyed ZnSe-AgInSe(2)quantum dots for hydrogen production 査読有り
Hsieh, PY; Kameyama, T; Takiyama, T; Masuoka, K; Yamamoto, T; Hsu, YJ; Torimoto, T
JOURNAL OF MATERIALS CHEMISTRY A 8 巻 ( 26 ) 頁： 13142 - 13149 2020年8月