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Predicting gas and shrinkage porosity in solidification microstructure:A coupled three-dimensional cellular automaton modelCheng Gu1,Colin D.Ridgeway1,Emre Cinkilic1,Yan Lu1,Alan A.Luo1,21. Department of Materials Science and Engineering, The Ohio State University2. Department of Integrated Systems Engineering, The Ohio State University摘 要:Porosity......
High strength and high porosity YB2C2 ceramics prepared by a new high temperature reaction/partial sintering processHeng Chen1,2,Huimin Xiang2,Fuzhi Dai2,Jiachen Liu1,Yanchun Zhou21. Key Laboratory... thermal protection materials of transpiration cooling system in scramjet engine. However, low strength and low porosity are the main limitations of porous UHTCs. To overcome these problems, herein......
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Enhancement of the Pore Interconnectivity and Porosity of Calcium Phosphate Scaffolds by Acid-Etching MethodSujeong Lee1,Soyoung Yang1,Indu Bajpai1,Inn-Kyu Kang2,Sukyoung Kim11. Materials Science... ratios in sintered ceramic scaffolds. To further enhance the pore interconnectivity and porosity,the developed porous ceramic scaffolds were etched with acid solutions. The maximum porosity(85......
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Effect of sinter layer porosity distribution on flow and temperature fields in a sinter coolerJik-chang Leong1,Kai-wun Jin1,Chang-hsien Tai11. Department of Vehicle Engineering, Pingtung University... to the different distribution of sinter layer porosity, which was highly dependent on the arrangement and orientation of sinters within the sinter cooler. It is confirmed that a high mass flow rate within......
Effect of porosity on hydrogenation kinetics of Mg-3Ni-2MnO2 nanocomposite powder reaction bed ZHANG Wen-cong(张文丛), SHI Fei(史 菲) School of Materials Science and Engineering, Harbin Institute... powder reaction bed depends strongly on the effect of heat transfer, mass transfer and intrinsic reaction together. The reaction bed with the porosity of 0.53 exhibits the largest hydrogenation rate......
Effect of porosity on damping behavior of aluminum matrix-fly ash composites DOU Zuo-yong(窦作勇), WU Gao-hui(武高辉), JIANG Long-tao(姜龙涛), DING Bai-suo(丁佰锁), CAO Jin-hua(曹金华) Center for Metal Matrix... with about 43% porosity in volume fraction (produced by the addition of hollow sphere fly ash particles) was fabricated by squeeze casting technique. Using the same technique, the fly ash/7075Al composite......
Correlation between Porosity and Fracture Mechanism in High Pressure Die Casting of AM60B AlloyX.Li1,S.M.Xiong1,2,Z.Guo11. School of Materials Science and Engineering,Tsinghua University2. State Key Laboratory of Automobile Safety and Energy,Tsinghua University摘 要:X-ray tomography was used to characterize the porosity in high pressure die casting......
