Zobrazeno 1 - 10
of 28
pro vyhledávání: '"Jadran Maček"'
Publikováno v:
Journal of the European Ceramic Society. 34:347-354
Nickel oxide and samaria-doped ceria based anode material (NiO–SDC) for high temperature ceramic fuel cells was synthesized via an innovative, simplified method using the reaction of metal acetates and ethylene glycol. Ni content in the final produ
Publikováno v:
Journal of the European Ceramic Society. 32:2333-2339
A new method for the synthesis of Ce 0.80 Sm 0.20 O 1.90 is presented. A drying of a solution of ethylene glycol and stoichiometric amounts of the acetates Ce(C 2 H 3 O 2 ) 3 · x H 2 O and Sm(C 2 H 3 O 2 ) 3 · x H 2 O resulted in a highly crystalli
Publikováno v:
Journal of Crystal Growth. 324:229-234
In this paper, we report a novel approach for preparing precipitated calcium carbonate using solutions of ammonium carbamate and calcium acetate as the sources of calcium and carbon dioxide, respectively. Two different concentrations of the starting
Publikováno v:
Journal of the American Ceramic Society. 94:1238-1242
It has been an established fact that finely ground calcium carbonate represents to a certain extent an active component during the hydration of Portland cement and the formation of calcium monocarboaluminate has been confirmed many times. Additionall
Publikováno v:
Materials Research Bulletin. 44:1642-1646
A two-step urea aqueous solution process at a low temperature (90 °C) was employed for the preparation of a copper/zinc oxide material. Well defined porous spherical particles with average sizes of around 5 μm in diameter were prepared first and th
Publikováno v:
Industrial & Engineering Chemistry Research. 47:4379-4386
The citrate−nitrate combustion reaction was used for mixed NiO−YSZ (yttria-stabilized zirconia) preparation. This system was chosen because of its nonviolent nature and its potential use in nanosiz...
Publikováno v:
Journal of the American Ceramic Society. 90:3274-3281
Yttria-stabilized zirconia (NiO/YSZ) composites were prepared by the modified citrate–nitrate combustion synthesis. The citrate–nitrate combustion proceeded through several consecutive steps. Evolution of structure in the system and its changes w
Publikováno v:
Journal of the European Ceramic Society. 27:487-491
An advantage of solid oxide fuel cells (SOFC) over some other types of fuel cells is the extended range of fuels they can use. Besides hydrogen, hydrocarbons are often used. A problem that may arise on a prolonged operation of cells using hydrocarbon
Publikováno v:
Journal of the European Ceramic Society. 27:959-964
Ni-YSZ cermets with tailored microstructural characteristics are of interest in many solid-state electrochemical applications such as fuel cell electrode processes or oxygen sensors. In order to elucidate the role of microstructural parameters on ove
Autor:
Tanja Razpotnik, Jadran Maček
Publikováno v:
Journal of the European Ceramic Society. 27:1405-1410
NiO/YSZ powders as precursors for anode materials for solid oxide fuel cells were synthesized by a modified Pechini method. The effect of different chelating agents, e.g., ascorbic and citric acid, on the thermal decomposition of gels and on the morp