Zobrazeno 1 - 10
of 23
pro vyhledávání: '"J.F.C. Cooymans"'
Publikováno v:
Journal of the European Ceramic Society. 29:829-832
Ceramic foams are cellular structures composed of a three-dimensional network of struts. These highly porous materials have a lot of applications as filters for molten metal, hot gas and diesel engine exhausts filters, catalyst carriers, biomaterials
Autor:
A.A. Yaremchenko, Vladislav V. Kharton, Fernando M.B. Marques, Frans Snijkers, Anabela A. Valente, J.F.C. Cooymans, Jan Luyten
Publikováno v:
Journal of Membrane Science. 319:141-148
The stability and oxygen permeability of dense tubular membranes, made of (SrFeO 3− δ ) 0.7 (SrAl 2 O 4 ) 0.3 (SFSA) composite by cold isostatic pressing, were assessed under air/CO 2 and air/(CH 4 + CO 2 ) gradients at 973–1173 K. Mixed-conduct
Autor:
M. K. Van Bael, Fabienne Lemoisson, E. Geuzens, J.F.C. Cooymans, K.Y Sastry, Jan D'Haen, Jan Luyten, H. Van den Rul, Steven Mullens, Jules Mullens, Ludo Froyen
Publikováno v:
Ceramics International. 34:1315-1325
In the present study, yttria stabilized zirconia (YSZ) nanoparticles, prepared by means of an aqueous solution–gel method or a hydrothermal route, are incorporated in a matrix of submicron alumina particles by wet mechanical milling. The microstruc
Autor:
Andrei V. Kovalevsky, Vladislav V. Kharton, Frans Snijkers, Jorge R. Frade, Jan Luyten, J.F.C. Cooymans
Publikováno v:
Solid State Ionics. 179:61-65
In order to assess membrane architecture-related effects on the oxygen transport through ferrite-based mixed conductors, a series of planar ceramic membranes with dense layers made of the dual-phase (SrFeO 3 − δ ) 0.7 (SrAl 2 O 4 ) 0.3 composite w
Autor:
Fernando M.B. Marques, J.F.C. Cooymans, Frans Snijkers, Jan Luyten, Andrei V. Kovalevsky, Vladislav V. Kharton
Publikováno v:
Journal of Membrane Science. 301:238-244
In order to appraise a two-stage compaction procedure using pore-forming additives for the fabrication of asymmetric mixed-conducting membranes where the porous and dense layers are made of the same composition, the oxygen permeability of a series of
Autor:
Andrei V. Kovalevsky, Frans Snijkers, Jan Luyten, Jorge R. Frade, J.F.C. Cooymans, Fernando M.B. Marques, Vladislav V. Kharton, Alexey A. Markov, A.A. Yaremchenko
Publikováno v:
Journal of Solid State Electrochemistry. 10:663-673
Measurements of oxygen permeation through dense % MathType!Translator!2!1!AMS LaTeX.tdl!TeX -- AMS-LaTeX! % MathType!MTEF!2!1!+- % feaaeaart1ev0aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX % garmWu51MyVXgatuuDJXwAK1uy0HwmaeHbfv3ySLgzG0uy0Hgip5wz % aebbn
Autor:
Frans Snijkers, Vladislav V. Kharton, I.P. Marozau, Jorge R. Frade, A.P. Viskup, Jan Luyten, J.F.C. Cooymans, Fernando M.B. Marques, Aliaksandr L. Shaula
Publikováno v:
Journal of the European Ceramic Society. 26:3695-3704
Moderate additions of Al 2 O 3 to strontium ferrite-based mixed conductors, such as SrFe 0.7 Al 0.3 O 3− δ and La 0.2 Sr 0.8 Fe 0.8 Ga 0.2 O 3− δ with the composition close to the solid solution formation limits, make it possible to improve cer
Autor:
João Rocha, Jan Luyten, A.A. Yaremchenko, Anabela A. Valente, Frans Snijkers, Jorge R. Frade, J.F.C. Cooymans, Fernando M.B. Marques, Vladislav V. Kharton, Aliaksandr L. Shaula, Ekaterina V. Tsipis
Publikováno v:
Journal of Membrane Science. 252:215-225
Minor additions of alumina into perovskite-type SrFe 0.7 Al 0.3 O 3− δ , a composition close to the solid solution formation limits in SrFe 1− x Al x O 3− δ system, result in decreasing thermal expansion and increasing oxygen permeability. Th
Publikováno v:
Key Engineering Materials. :707-712
Publikováno v:
Advanced Engineering Materials. 5:715-718