نتایج جستجو برای: nano size zirconia
تعداد نتایج: 606251 فیلتر نتایج به سال:
The applications of nanotechnology differ in different areas life. Despite all the advantages nano-materials, there are many difficulties that need further research most important which is obtaining cheap, practical materials with appropriate specifications for use various applications. This study examines addition multiple proportions two (Silicon Carbide and Zirconia) to 6261 Aluminum alloy. ...
Homogeneous composites of alumina and zirconia with a small amount of MgO (<1 wt %) were prepared by colloidal filtration. The object of using ZrO2 (15wt %) was to provide zirconia toughened alumina (ZTA). Suspensions of alumina and Zirconia with various solid loadings and various concentrations of Dolapix CE64 as surfactant were studied. The stability of these suspensions was investigated usin...
Design and fabrication of a catalyst with the highest activity can be achieved by optimising synthesis conditions. In this study, sol-gel conditions citric acid concentration, gelling temperature, complex time, calcination temperature were studied for preparation novel semi-hexagonal calcium/titania-zirconia nano-catalyst used in esterification reaction. After around 24 samples at various condi...
in this work, sio2 –zro2 mixed oxides was prepared by the polymeric sol–gel route. the characterization of pore structure, which determines the permeation process of membrane, is of great importance. so far, most investigations have focused on such pore structure as specific surface area and pore size distribution, but the surface fractal, the important parameter reflecting the roughness of por...
Solid-State Lithium Batteries In article number 2201762, Maoxiang Jing, Xiangming He, and co-workers report a composite solid-state electrolyte (CSE) formed by in-situ polymerization of 1.3-dioxolane (DOL) catalyzed nano yttria stabilized zirconia. Excellent cycle stability provides new research idea for the practical application PDOL based CSE at high voltage.
the purpose of this study is to produce an oil-in-water nano-emulsion by ultrasonication. casein combined with inulin used as continuous phase, while dispersed phase consisted of fish oil. the size of the nano-emulsion and the ph of nano-emulsion were characterized. ultrasound has been used for preparing emulsion by 24 khz intensity for 120 seconds. prepared nano-emulsion was investigated by pa...
The microstructure and morphology of solid-oxide fuel-cell electrodes are very complex but important because they strongly affect the electrical performance of the cell. In this work the high-resolution X-ray nanotomography technique is applied to reconstruct the three-dimensional microstructure of a (La(0.8)Sr(0.2))(0.95)MnO(3) yttria-stabilized zirconia composite cathode. Some key microstruct...
Introduction and Background: Ceramics are inorganic, nonmetallic materials, such as alumina, beryllia, or glassceramic, whose final characteristics are produced by subjection to high temperatures. Nanomaterials is a rapidly growing area of ceramics [1-3] and can be classified into the following categories: Nano-particles submicron or ultra micron size particles; Nano-fibers – nanometer (nm) siz...
a novel complex of cadmium (ii) [cdl0.5(no3)(h2o)](1), l= n,n-bis (o-hydroxyacetophenone) ethylene diamine, have been synthesized as single crystal and nano size. compound 1 in nano size was obtained under sonochemical irradiation and has been characterized by ir, 1hnmr spectroscopy, x-ray powder diffraction (xrd) and scanning electron microscopy (sem). the gray single crystal of compound 1 has...
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