論文 - 萩原　学

Effect of Al–Nb codoping on dielectric properties and breakdown strength of rutile TiO₂ ceramics

Mitsuha Kawasaki, Taro Kuwano, Hiroki Taniguchi, Shinobu Fujihara, Manabu Hagiwara

Journal of the Ceramic Society of Japan 132 （ 7 ） 304 - 311 2024年07月

研究論文（学術雑誌）, 共著, 最終著者, 責任著者, 査読有り,  ISSN  1882-0743

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Unconventional polarization response in titanite-type oxides due to hashed antiferroelectric domains

Hiroki Taniguchi, Takumi Watanabe, Taro Kuwano, Akitoshi Nakano, Yukio Sato, Manabu Hagiwara, Hiroko Yokota, Kazuhiko Deguchi

ACS Nano 18 （ 22 ） 14523 - 14531 2024年05月

研究論文（学術雑誌）, 共著, 査読有り,  ISSN  1936-0851

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Antiferroelectricity of titanite-type oxide SrTiGeO₅ and its potential for power electronics applications

Toshiya Uohashi, Taro Kuwano, Manabu Hagiwara, Kenji Natori, Kazuhiko Deguchi, Hiroki Taniguchi

Applied Physics Letters 124 （ 18 ） 182901 2024年04月

研究論文（学術雑誌）, 共著, 査読有り,  ISSN  0003-6951

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Fabrication and luminescence switching of Pt-loaded macro-porous Y₂WO₆:Eu³⁺ phosphor thin films for hydrogen-gas detection

Hong Ye, Manabu Hagiwara, Shinobu Fujihara

Optical Materials 145   114429 - 114429 2023年10月

研究論文（学術雑誌）, 共著, 査読有り,  ISSN  0925-3467

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Temperature-stable linear dielectric response of low-temperature sintered La-doped Bi₂SiO₅ ceramics

Yoji Yasumoto, Taro Kuwano, Hiroki Taniguchi, Shinobu Fujihara, Manabu Hagiwara

ACS Applied Electronic Materials 5 （ 8 ） 4323 - 4329 2023年07月

研究論文（学術雑誌）, 共著, 最終著者, 責任著者, 査読有り,  ISSN  2637-6113

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Morphology modulation on boron-doped diamond electrodes and its effect on boosting the conversion of CO₂-to-CO

Zhen Peng, Andrea Fiorani, Mai Tomisaki, Yutaro Nishide, Manabu Hagiwara, Shinobu Fujihara, Yasuaki Einaga

Diamond and Related Materials 138   110230 - 110230 2023年07月

研究論文（学術雑誌）, 共著, 査読有り,  ISSN  0925-9635

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Influence of local crystal structure and grain size on electronic transport properties of (La_1/2K_1/2)TiO₃-based thermoelectric ceramics

Shugo Sakuraba, Shinobu Fujihara, Manabu Hagiwara

Journal of the Ceramic Society of Japan 131 （ 7 ） 216 - 222 2023年07月

研究論文（学術雑誌）, 共著, 最終著者, 責任著者, 査読有り

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Impact of synthesis route on the microstructure and energy-storage properties of (Bi_1/2K_1/2)TiO₃–SrTiO₃ relaxor ferroelectric ceramics: Solid-state and hydrothermal approaches

Maho Kitamura, Shinobu Fujihara, Manabu Hagiwara

Journal of the European Ceramic Society 43 （ 14 ） 6069 - 6076 2023年06月

研究論文（学術雑誌）, 共著, 最終著者, 責任著者, 査読有り,  ISSN  0955-2219

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Controlling dielectric properties of Nb + X (X = Al, Ga, In) co-doped and Nb-doped rutile-type TiO₂ single crystals

Shota Kakimoto, Yujiro Hashimoto, Taro Kuwano, Koji Kimura, Kouichi Hayashi, Manabu Hagiwara, Kazuhiko Deguchi, Hiroki Taniguchi

Journal of Materials Chemistry C 11 （ 4 ） 1304 - 1310 2022年12月

研究論文（学術雑誌）, 共著, 査読有り,  ISSN  2050-7526

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Multistep synthesis of VO₂ (M) nanoparticles and their application to thermochromic hybrid films for IR modulation

Soon‐il Kwon, Manabu Hagiwara, Sae‐hoon Kim, Shinobu Fujihara

International Journal of Applied Ceramic Technology 20 （ 3 ） 1997 - 2008 2022年11月

研究論文（学術雑誌）, 共著, 査読有り,  ISSN  1546-542X

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Influence of ZIF-8 modification on performance of ZnO-based dye-sensitized solar cells

Masaya Sugihara, Manabu Hagiwara, Shinobu Fujihara

Journal of Solid State Electrochemistry 27 （ 1 ） 75 - 83 2022年10月

研究論文（学術雑誌）, 共著, 査読有り,  ISSN  1432-8488

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Ti doping and low-temperature sintering of BiFeO₃ nanoparticles synthesized by the solvothermal method

Yuta Shinjo, Masae Mori, Shinobu Fujihara, Manabu Hagiwara

Ceramics International 48 （ 22 ） 32723 - 32729 2022年07月

研究論文（学術雑誌）, 共著, 最終著者, 責任著者, 査読有り,  ISSN  0272-8842

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Effect of dual doping by rare-earth and sodium ions on thermoelectric properties of CaMnO₃ ceramics

Ryusei Ogawa, Shinobu Fujihara, Manabu Hagiwara

Journal of the Ceramic Society of Japan 130 （ 7 ） 403 - 409 2022年07月

研究論文（学術雑誌）, 共著, 最終著者, 責任著者, 査読有り,  ISSN  1882-0743

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Redox-induced dual optical switching of CaTiO₃:Pr³⁺ phosphor nanoparticles synthesized by sol–gel method

Hideaki Takahashi, Manabu Hagiwara, Shinobu Fujihara

Journal of Sol-Gel Science and Technology 104 （ 3 ） 694 - 701 2022年04月

研究論文（学術雑誌）, 共著, 査読有り,  ISSN  0928-0707

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Ni-doping effect on thermoelectric properties of c-axis-oriented CuFeO₂ ceramics

Manabu Hagiwara, Masahiko Tato, Daishi Shiojiri, Tsutomu Iida, Shinobu Fujihara

Journal of Alloys and Compounds 905   164192 - 164192 2022年02月

研究論文（学術雑誌）, 共著, 筆頭著者, 責任著者, 査読有り,  ISSN  0925-8388

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Grain-size-insensitive dielectric properties of Sr_0.6Ba_0.4Nb₂O₆ relaxor ferroelectric ceramics with tetragonal tungsten bronze structure

Mako Tsuchiya, Shinobu Fujihara, Manabu Hagiwara

Ceramics International 48 （ 5 ） 6819 - 6825 2021年11月

研究論文（学術雑誌）, 共著, 最終著者, 責任著者, 査読有り,  ISSN  0272-8842

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A large piezoelectric voltage coefficient in aluminate-sodalite-type improper ferroelectric oxides

Hiroki Taniguchi, Taiga Hattori, Toshihiro Isobe, Akitoshi Nakano, Ichiro Terasaki, Manabu Hagiwara

Journal of Materials Chemistry C 9 （ 43 ） 15649 - 15653 2021年10月

研究論文（学術雑誌）, 共著, 最終著者, 査読有り,  ISSN  2050-7526

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Fabrication of meso- and macro-porous Y₂WO₆:Eu³⁺ phosphor thin films by Pechini-type sol-gel dip-coating method and their characteristic optical properties

Hong Ye, Manabu Hagiwara, Shinobu Fujihara

Journal of Sol-Gel Science and Technology 100 （ 2 ） 232 - 243 2021年10月

研究論文（学術雑誌）, 共著, 査読有り,  ISSN  0928-0707

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(Bi_1/2K_1/2)TiO₃ lead-free ferroelectric ceramics: processing, properties, and compositional modifications

Manabu Hagiwara

Journal of the Ceramic Society of Japan 129 （ 8 ） 496 - 503 2021年08月

研究論文（学術雑誌）, 単著, 筆頭著者, 最終著者, 責任著者, 査読有り,  ISSN  1882-0743

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Fabrication of p-type semiconducting NiCo₂O₄ thin films using hydroxide nanoplatelet precursors and their application to N749-sensitized photocathodes

Mana Miyachi, Manabu Hagiwara, Shinobu Fujihara

Journal of the Ceramic Society of Japan 2021年07月

研究論文（学術雑誌）, 共著, 査読有り

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