若井史博

ワカイフミヒロ | Wakai Fumihiro

所属機関・部署：

研究分野 (1件)：無機材料、物性

研究キーワード (7件)：セラミックス , 超塑性 , 焼結 , Mechanical properties , Materials science , 力学物性 , 材料科学

競争的資金等の研究課題 (16件)：

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論文 (134件)：

Gaku Okuma, Fumihiro Wakai. Synchrotron X-ray multiscale tomography: Visualization of heterogeneous microstructures and defects in ceramics. Journal of the American Ceramic Society. 2023
Kei Maeda, Gaku Okuma, Satoshi Yoshida, Fumihiro Wakai, Akihisa Takeuchi, Masayuki Uesugi, Shun Yanagioka, Shun Matsunuma, Shingo Machida, Atsuo Yasumori. Indentation-induced ductile behavior of glass-ceramics involving layered aluminosilicates. Journal of the American Ceramic Society. 2023
Gaku Okuma, Masaya Endo, Haruki Minagawa, Ryo Inoue, Hideki Kakisawa, Takuma Kohata, Toshio Osada, Takafumi Yamamoto, Masaki Azuma, Akihisa Takeuchi, et al. 3D visualization of morphological evolution of large defects during spark plasma sintering of alumina granules. Advanced Engineering Materials. 2023
Takashi Akatsu, Yoshihide Tabata, Yutaka Shinoda, Fumihiro Wakai. Effect of Equibiaxial Pre-Stress on Mechanical Properties Evaluated Using Depth-Sensing Indentation with a Point-Sharp Indenter. Materials. 2023. 16. 2. 528-528
Ryota Abe, Yuta Takahashi, Yuta Watanabe, Gaku Okuma, Fumihiro Wakai. Coarsening of metal/ceramics bicontinuous structures enhanced by stress-induced instability under cyclic thermal stress. Acta Materialia. 2022. 118526-118526

MISC (180件)：

Gaku Okuma, Shun Kanchika, Satoshi Tanaka, Fumihiro Wakai. Evaluation of macroscopic mechanical properties from 3-D visualization of microstructure in sintering. Funtai Oyobi Fummatsu Yakin/Journal of the Japan Society of Powder and Powder Metallurgy. 2017. 64. 9. 495-500
若井史博, 赤津隆, 篠田豊. セラミックスの焼結力学 : 安全・安心のセキュアマテリアルに向けて (特集焼成). Ceramics Japan = セラミックス : bulletin of the Ceramic Society of Japan. 2014. 49. 2. 82-86
若井史博, 篠田豊, 赤津隆, Brakke Kenneth. 409 セラミックスの焼結力学:粘性焼結と拡散焼結のテンソル・ビリアル方程式. 機械材料・材料加工技術講演会講演論文集. 2013. 2013. 21. "409-1"-"409-3"
A. Domínguez-Rodríguez, D. Gómez-García, F. Wakai. High temperature plasticity in yttria stabilised tetragonal zirconia polycrystals (Y-TZP). International Materials Reviews. 2013. 58. 7. 399-417
F. Wakai, T. Akatsu. Anisotropic viscosities and shrinkage rates in sintering of particles arranged in a simple orthorhombic structure. ACTA MATERIALIA. 2010. 58. 6. 1921-1929

書籍 (6件)：

Nanoparticle Technology Handbook 6.2.3 Creep/Superplasticity
Elsevier 2007
Ceramic Matrix Composites Chapter 16, Superplastic Ceramic Composite
Woodhead Publishing Limited 2006
Nanomaterials - from Research to Applications, Chapter 8 Grain boundary dynamics in superplasticity
Elsevier 2006
Time Dependent Mechanical Response of Engineering Ceramics
Trans Tech Publications 1999
Precursor-Derived Ceramics
Wiley-VCH 1999

講演・口頭発表等 (76件)：

Preparation of Long Afterglow Nanoparticles by Laser Ablation in Liquid
(2010)
Preparation of long afterglow nanoparticles for bioimaging
(2010)
Superplastic flow of silicon nitride-based nanocomposite at high strain rates
(Mater. Sci. Forum 2007)
Grain boundary dynamics in nanograin superplasticity, grain growth and sintering
(Materials Science & Technology 2006 2006)
Effect of yttrium on the deformation of nanocrystalline ZrO_2_ at elevated temperatures
(Mater. Sci. Forum 2004)

Works (1件)：

High-strain rate superplasticity in ceramics: Theoretical and experimental approach
2005 - 2006

学歴 (2件)：

学位 (1件)：

経歴 (17件)：

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委員歴 (15件)：

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受賞 (13件)：

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所属学会 (7件)：

The Ceramics Society of Japan , Japan Institute of Metals , American Ceramics Society , 超塑性研究会 , 日本セラミックス協会 , 日本金属学会 , American Ceramic Society

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若井 史博