"Gaku Okuma,Masaya Endo,Haruki Minagawa,Ryo Inoue,Hideki Kakisawa,Takuma Kohata,Toshio Osada,Takafumi Yamamoto,Masaki Azuma,Akihisa Takeuchi,Masayuki Uesugi,Olivier Guillon,Fumihiro Wakai","3D Visualization of Morphological Evolution of Large Defects during Spark Plasma Sintering of Alumina Granules",,"Advanced Engineering Materials",,"Vol. 25",,"pp. 2201534",2023,Sept. "Fumihiro Wakai,Gaku Okuma,Robert M?cke,Olivier Guillon","Modelling of elimination of strength-limiting defects by pressure-assisted sintering at low stress levels",,"Journal of the European Ceramic Society",,"Vol. 41","No. 16","pp. 202-210",2021,Dec. "Chen Cao,Robert Mucke,Fumihiro Wakai,Olivier Guillon","Viscous Poisson's ratio, bulk and shear viscosity during electrical field assisted sintering of polycrystalline ceria",,"Scripta Materialia",,"Vol. 178",,"pp. 240-243",2020,Jan. "若井 史博,大熊 学,西山 宣正,Olivier GUILLON","多粒子焼結の動力学",,"粉体および粉末冶金",,"Vol. 66","No. 12","pp. 598-603",2019,Dec. "Fumihiro WAKAI,Gaku OKUMA,Norimasa NISHIYAMA,Olivier GUILLON","Micromechanics of Sintering: Pinch-off of Pore Channel, Formation andDisappearance of a Closed Pore","MATERIALS RESEARCH MEETING 2019 (MRM2019)",,,,,,2019,Dec. "Fumihiro Wakai,Gaku Okuma,Norimasa Nishiyama,Olivier Guillon","Sintering Forces Acting among Particles during Sintering by Grain Boundary/Surface Diffusion","MATERIALS SCIENCE & TECHNOLOGY (MS&T19)",,,,,,2019,Oct. "Fumihiro Wakai,Gaku Okuma,Norimasa Nishiyama,Olivier Guillon","Mechanics of Sintering in Formation and Disappearance of a Closed Pore","The 13th Pacific Rim Conference of Ceramic Societies (PACRIM13)",,,,,,2019,Oct. "Fumihiro Wakai,GakuOkuma,Norimasa Nishiyama,Olivier Guillon","Micromechanics of formation and shrinkage of a closed pore in sintering by coupled grain boundary/surface diffusion",,"Journal of the European Ceramic Society",,"Vol. 39","No. 9","pp. 2952-2959",2019,Aug. "Gaku Okuma,Fumihiro Wakai,Satoshi Tanaka,Tsuyoshi Hondo,Jesus Gonzalez-Julian,Olivier Guillon","Determination of sintering stress and bulk viscosity from sinter-forging and X-ray microtomography methods: a Review",,"Materials Today: Proceedings",,"Vol. 16",,"pp. 42-48",2019,Aug. "若井 史博,大熊 学,西山 宣正,Guillon Olivier","焼結プロセスのミクロ力学原理","2019年度春季大会 (第123回講演大会) 粉末冶金協会",,,,,,2019,June "Fumihiro Wakai,Olivier Guillon,Gaku Okuma,Norimasa Nishiyama","Sintering forces acting among particles during sintering by grain-boundary/surface diffusion",,"Journal of the American Ceramic Society",,"Vol. 102",,"p. 538-547",2019,Feb. "大熊 学,若井 史博,Jesus Gonzalez-Julian,Olivier Guillon","焼結応力と体積粘性率を決定するための焼結鍛造試験法とX線トモグラフィー法の比較","第31回日本セラミックス協会秋季シンポジウム",,,,,,2018,Sept. "Gaku Okuma,Fumihiro Wakai,Jesus Gonzalez-Julian,Olivier Guillon","Sinter forging and X-ray microtomography methods for determining sintering stress and bulk viscosity","The 6th International Conference on the Characterization and Control of Interfaces for High Quality Advanced Materials",,,,,,2018,July "大熊学,若井史博,Jesus Gonzalez-Julian,Olivier Guillon","X線トモグラフィーにより推定した焼結応力の焼結鍛造試験による実験的検証","平成30年度春季大会 (第121回講演大会) 粉末冶金協会",,,,,,2018,May "Gaku Okuma,Jesus Gonzalez-Julian,Olivier Guillon,Fumihiro Wakai","Comparison between sinter forging and X-ray microtomography methods for determining sintering stress and bulk viscosity",,"Journal of the European Ceramic Society",,"Vol. 38","No. 4","pp. 2053-2058",2018,Apr. "Gaku Okuma,Daiki Kadowaki,Yutaka Shinoda,Takatshi Akatsu,Olivier Guillon,Fumihiro Wakai","Determination of the size of representative volume element for viscous sintering",,"Journal of Ceramic Society Japan",,"Vol. 124",,"pp. 421-425",2016,Apr. "Benjamin Dargatz,Jesus Gonzalez-Julian,Martin Bram,Yutaka Shinoda,Fumihiro Wakai,Olivier Guillon","FAST/SPS sintering of nano crystalline zinc oxide Part II: Abnormal grain growth, texture and grain anisotropy",,"Journal of European Ceramic Society",,"Vol. 36",,"pp. 1221-1232",2016,Jan. "F. Wakai,Olivier Guillon","Evaluation of sintering stress from 3-D visualization of microstructure: Case study of glass films sintered by viscous flow and imaged by X-ray microtomography",,"Acta Metallurgica",,"Vol. 66",,"pp. 54-62",2014,Jan.