نتایج جستجو برای: nano fiber
تعداد نتایج: 179605 فیلتر نتایج به سال:
The ability to absorb vibrations in a vehicle during braking conditions depends primarily on the selection of ingredients for a friction material and interfacial adhesion between all these ingredients. In this work, a hybrid brake friction material is developed by combination of carbon fiber (CF), glass fiber (GF), resin and other ingredients. The surfaces of carbon and glass fibers are c...
Abstract PAN-based carbon fiber was surface-modified with silane coating, and a composite material prepared using PI resin as matrix. The structure surface properties of fibers were studied by means X-ray photoelectron spectroscopy (XPS) SEM. tensile strength the measured tester, friction micro-nano mechanics comprehensive test system. results show that treatment coating can improve roughness c...
A novel route to fabricate nano-fiber anode material for solid oxide fuel cells (SOFCs) is presented. Firstly, uniform nano-fibers of 8 mol % Yttria Stabilized Zirconia (8YSZ) were formed in an electrospinning process; then, these electrospun fibers were calcined at temperatures up to 1300 °C; and finally the ceramic 8YSZ nano-fibers were coated with nickel in an electroless plating process. Th...
Due to poor strength and hardness, low tensile strength, inadequate cracking resistance, conventional concrete has recently posed a significant barrier the modernization of structural sector. To solve these issues, researchers investigated found ways implementing nanotechnology in production. Nano can be produced by incorporating nanomaterials mix. This type also reinforced hybrid fibers nanofi...
scanning near-field optical microscopy (snom) is a member of scanning probe microscopes (spms) family which enables nanostructure investigation of the surfaces on a wide range of materials. in fact, snom combines the spm technology to the optical microscopy and in this way provide a powerful tool to study nano-structures with very high spatial resolution. in this paper, a qualified overview of ...
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