Search Results for: nanoparticles

Total Papers Found: 86

Enhanced thermal conductivity of ethylene glycol-based suspensions in the presence of silver nanoparticles of various sizes and shapes

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Silver (Ag) has the highest thermal conductivity of all metals, making it an attractive nanoparticle for use in heat transfer systems. The shape of nanoparticles influences their thermal conductivity, so ...

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Experimental investigation on the thermal conductivity and ultrasonic velocity of propylene glycol based TiO2 nanofluids

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Nanofluid research is focused on two specific areas of testing: synthesizing new nanofluids with enhanced thermal properties, and finding new applications for nanofluids. Nanofluids are conventional heat transfer fluids with ...

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Experimental investigation of thermal conduction in copper palladium nanofluids

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With the increasing popularity of nanofluids (NFs), understanding their thermal properties is critical. In this paper, a hot disc thermal constant analyzer measured the thermal conductivity of copper/palladium bimetallic ...

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The development of a microfabricated transient planar source (TPS) sensor for measuring thermal conductivity of nanofluids

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The addition of thermally conductive nanoparticles to conventional heat transfer fluids enhances their performance so they can be used for high-powered applications. However, as nanoparticles are added, the liquid becomes ...

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Thermal conductivity and rheology behavior of aqueous nanofluids containing alumina and carbon nanotubes

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Many conventional fluids have low thermal conductivities. Adding thermally conductive nanometer-sized particles to these fluids transforms them into thermally conductive nanofluids. In this study, the thermal conductivity of aqueous alumina ...

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Preparation and characterization of molten salt based nanothermic fluids with enhanced thermal properties for solar thermal applications

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As green energy becomes increasingly important, more companies are exploring the possibility of using molten salts as heat transfer fluids for concentrated solar power. One of the downfalls of molten ...

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Nano-PCMs for enhanced energy storage and passive cooling applications

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Phase change materials (PCMs) are substances that release large amounts of energy in the form of latent heat when they freeze. Paraffin waxes have many of the desired characteristics PCMs ...

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Dispersion behavior and thermal conductivity characteristics of of Al2O3–H2O nanofluids

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Nanofluids are relatively new materials that are composed of liquids containing solid nanoparticles ranging from 1-100 nm. This study examined the thermal conductivity of Al2O3 (aluminum oxide)-H2O ...

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Flame Retardant, Heat Insulating Cellulose Aerogels from Waste Cotton Fabrics by in Situ Formation of Magnesium Hydroxide Nanoparticles in Cellulose Gel Nanostructures

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Aerogels are promising thermal insulators because of their low thermal conductivity, durability and eco-friendly nature. However, aerogels become a problem because of their highly flammable properties. In this study, flame ...

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