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  • 论文(2)

Microstructure and Mechanical Properties of Dy-α-sialon/Nano-size SiC Composites

Danyu JIANG , Chen ZHANG , Jianlin SHI , Tingrong LAI and Dongsheng YAN(Shanghai Institute of Ceramics , Chinese Academy of Sciences , Shanghai 200050 , China)

材料科学技术(英文)

The composite of Dy-α-sialon/10 wt pct nano-size SiC particles has been prepared from precursor powders of Si3N4, AIN, Al2O3, Dy2O3 and nano-size β-SiC. The hardness, toughness and bending strength of the composite at ambient temperature are a little higher than those of Dy-α-sialon.while the bendin...

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Rheological behavior for polymer melts and concentrated solutions Part VII: A quantitative verification for the molecular theory of non-linear viscoelasticity with entanglement constraints in polymer melts

Mingshi SONG , Chen ZHANG , Guixian HU

材料科学技术(英文)

Based on the molecular theory of non-linear viscoelasticity with constrained entanglements in polymer melts, the material functions in simple shear flow were formulated, the theoretical relations between. eta((gamma) over dot), psi (10)((gamma) over dot) and shear rate ((gamma) over dot), and topolo...

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