نتایج جستجو برای: di step aluminum anodization
تعداد نتایج: 568076 فیلتر نتایج به سال:
Automotive industry is searching for new ways to improve vehicles’ energy efficiency through mass reduction, using aluminum alloys. This change requires a surface protection extend the life cycle of components and anodization most used solution. research focused on intake exhaust ducts’ surfaces internal combustion engines cylinder head, which are subject chemical agents temperature variation. ...
Currently, pressed-wood industries reuse the chemical solution in wood conservation step by using a chlorine solution. However, this procedure is potentially harmful to workers due enormous amount of use. This research will offer more environmental and human health-friendly solutions process. In research, synthesis characterization TTIP-Al films Fe3+/TTIP-Al used photocatalytic oxidation under ...
With the increases in work environment regulations restricting alcohol to 1000 ppm, and drink-driving laws, testing for with a simple method is crucial issue. Conventional sensors based on sulfide, metal oxide, boron nitride or graphene oxide have detection limit range of 50–1000 ppm but disadvantages complicated manufacture longer processing times. A recent portable meter semiconductor materia...
High-aspect-ratio TiO(2) nanotube arrays formed by anodic oxidation have drawn extensive attention due to their easy fabrication and various excellent optical, electrical and biomedical properties. In contrast to conventional single-layer TiO(2) nanotubes prepared via constant-voltage anodization, we synthesize multilayer TiO(2) nanotube arrays with high surface area by using alternating-voltag...
Electrochemical anodization of pure aluminum enables the growth of highly ordered nanoporous anodic alumina (NAA) structures. This has made NAA one of the most popular nanomaterials with applications including molecular separation, catalysis, photonics, optoelectronics, sensing, drug delivery, and template synthesis. Over the past decades, the ability to engineer the structure and surface chemi...
A novel process of fabricating various oxide nanostructures on glass substrates is described. Transparent porous alumina films ( 6–150 nm) were first formed in acid solutions by anodization of aluminum layers sputter-deposited on a glass plate coated with a tin-doped indium oxide film. The porous alumina structures after pore-widened were then used as a host or a template in a sol–gel process t...
This paper aims to fabricated high quality anodic aluminum oxide (AAO) film by anodization method. AAO pore size, pore density, and film thickness can be controlled in 10~500 nm, 10~10 pore.cm, and 1~100 μm. AAO volume and surface area can be computed based on structural parameters such as thickness, pore size, pore density, and sample size. Base on the thetorical calculation, AAO has 100 μm th...
Polybutadiene acrylic acid acrylonitrile (PBAN) is binder for composite solid propellants used in spacecraft systems which its curing kinetics is so important. In this research, the effect of functionality of epoxy curative on the curing kinetics of PBAN is researched. Equivalent stoichiometric ratios of PBAN and di-functional (DER 331) and tri-functional (LY 5052) epoxy curatives was cured at ...
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