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Article
Sol-coated preparation and characterization of macroporous α-Al2O3 membrane support
A simple approach namely sol-coated technique has been developed for the low cost fabrication of macroporous ceramic under a far below common sintering temperature of alumina with large dimension grains. The p...
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Article
Low cost porous mullite-corundum ceramics by gelcasting
A gelcasting process has been successfully employed to fabricate porous mullite-corundum ceramic composites from natural clay and corundum powders. The specimens based on the mullite composition are found with...
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Article
The 130 K High-T c superconductor in the system Bi-Sr-Ca-Cu-O doped with Sb and Pb
A nearly pure 2223 phase of the ceramic superconductor Bi1.8Pb0.3Sb0.1Sr2Ca2Cu3O10−δ was obtained by solid-state reaction in air. The samples showed a semiconducting behavior when the temperature was higher than ...