Structural Changes during Sintering of Al2O3 3D-Ceramics
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DOI: 10.1007/s11148-019-00255-8
Abstract: Systems of multilevel organized structures are proposed for examining ceramic products with a periodic topology. Structural changes on various scales were studied in corundum ceramics produced by 3D-printing during annealing at 1700°C. Changes of the… read more here.
Keywords: structural changes; ceramics structural; al2o3; changes sintering ... See more keywords
Spark Plasma Sintering of Al2O3-Ceramic Workpieces for Small End Milling Cutters
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DOI: 10.1007/s11148-019-00285-2
Abstract: Features of the effect of sintering temperature, pressure and duration of isothermal exposure during spark plasma sintering on the structure of Al2O3 ceramics without activating additives are determined. The correlation revealed makes it possible to… read more here.
Keywords: small end; plasma sintering; milling cutters; spark plasma ... See more keywords
Sintering of α-Al2O3 nanocrystalline ceramic from large α-Al2O3 polycrystalline nanoparticles
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DOI: 10.1016/j.ceramint.2016.10.096
Abstract: Fine nanoparticles (NPs) exhibit higher sintering activity than large ones and are usually desired for sintering of nanocrystalline (NC) ceramics with fine grains. This paper demonstrates that large alpha-Al2O3 polycrystalline (PC) NPs with a mean… read more here.
Keywords: al2o3 polycrystalline; al2o3 nps; size; sintering al2o3 ... See more keywords
Anti-Coking and Anti-Sintering Ni/Al2O3 Catalysts in the Dry Reforming of Methane: Recent Progress and Prospects
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DOI: 10.3390/catal11081003
Abstract: Coking and metal sintering are limitations of large-scale applications of Ni/Al2O3 catalysts in DRM reactions. In this review, several modification strategies to enhance the anti-deactivation property of Ni/Al2O3 are proposed and discussed with the recently… read more here.
Keywords: anti sintering; al2o3 catalysts; catalysts dry; coking anti ... See more keywords