نتایج جستجو برای: co crtio2 coating
تعداد نتایج: 368444 فیلتر نتایج به سال:
Austenitic stainless steels are high performance steels that have various applications in solid oxide fuel cells and boiler tubes under high temperature operating conditions. The Cr2O3 oxide layer formed on the steel surface becomes unstable at high temperatures and reduces the oxidation resistance of the steel. Therefore, protection of these steels at high temperatures is essential. Therefore,...
Nowadays, LiCoO2 has dominated the cathode technology of lithium-ion batteries (LIBs) for 3C digital devices, but sluggish electrochemical kinetics and severe structure destruction limit its further application under extreme temperatures. Herein, we design a synergetic strategy including La, Mg co-doping LiAlO2@Al2O3 surface coating. Typically, La3+ increases interlayer distance significantly e...
A simple to make, multifunctional, heatable and sprayable superhydrophobic electrically conductive coating is developed. The made of carbon nanofibers dispersed in a polymer matrix. It capable melting ice repelling water at the same time reaching temperatures as high 140 °C for dry coating. More details can be found article number 1902110 by Wen Li, A. Amirfazli, co-workers.
Antireflective Coating In article 2300134, Maciej Krajewski and co-workers proposed a nanoimprinted, antireflective honeycomb texture to enhance the performance of perovskite solar cell. The cell with textured SU-8 layer shows an improved efficiency compared commonly used one-layer MgF2 coating. experimental results are supported by optical simulations investigate applicability this concept in ...
Chilling stress is an important constraint for maize seed establishment in the field. In this study, a type of "on-off" thermoresponsive coating agent containing poly (N-isopropylacrylamide-co-butylmethacrylate) (Abbr. P(NIPAm-co-BMA)) hydrogel was developed to improve the chilling tolerance of coated maize seed. The P(NIPAm-co-BMA) hydrogel was synthesized by free-radical polymerization of N-i...
In this paper, the performance of the cutting tool with nanocrystalline multilayer coatings (TiN+TiAlN) for machining of superalloy Inconel 718 in the dry and wet conditions was studied. The multi layer TiN and TiAlN with nanocrystalline structure was applied by physical vapor deposition technique (arc evaporation) on the WC-Co inserts. The results of the ball on disc wear test and the machinin...
nanostructured alumina thin films were coated on stainless steel by sol-gel dip coating method. in order to prevent crack formation, al2o3 films were kept in a solvent bath immediately after coating to reduce the rate of drying. effects of calcination temperature and withdrawal speed on structural properties were analyzed using xrd and sem. topography and thickness of coatings were analyzed by ...
Polypropylene (PP) has poor adhesion to metals and other surfaces for its chemical structure. Hence, chemical modification of PP is necessary for metal surface coating application. In this research, grafting of maleic anhydride (MA) onto co(propylene-b-ethylene) in the presence of a dicumyl peroxide (DCP) was accomplished in a single screw extruder. Characteristics of the modified polymer were ...
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