Buscar
Mostrando ítems 1-10 de 320
Aqueous Nanofluids Based on Copper MPA: Synthesis and Characterization
(Univ Fed Sao Carlos, Dept Engenharia Materials, 2017-01-01)
The application and use of efficient cooling fluids have become increasingly important due to the increasing industrial and energy demand associated with the miniaturization of various electronic devices. The search for ...
About the relevance of particle shape and graphene oxide on the behavior of direct absorption solar collectors using metal based nanofluids under different radiation intensities
(2019)
Nanofluids based on spherical gold, silver, and copper nanoparticles, nonspherical silver nanoparticles, layered graphene oxides (GO), and GO/silver hybrid structures, were synthesized to analyze their effect on the thermal ...
Evaluation of the heat transfer enhancement during pool boiling using low concentrations of Al2O3-water based nanofluid
(2017-01-01)
This study presents experimental results for the heat transfer coefficient during pool boiling of DI water and Al2O3-water based nanofluid at saturation conditions. Based on these data, an analysis of the heat transfer ...
Electrical current nanogeneration driven by spontaneous nanofluidic oscillations
(Royal Society of Chemistry, 2018-02)
Exploiting natural phenomena is a central route for providing electricity to sustainably drive wearable electronics. Here we report a nano-scale water-driven energy generator that produces tiny electrical currents from ...
About the relevance of particle shape and graphene oxide on the behavior of direct absorption solar collectors using metal based nanofluids under different radiation intensities
(Elsevier Ltd, 2019)
© 2018 Elsevier LtdNanofluids based on spherical gold, silver, and copper nanoparticles, nonspherical silver nanoparticles, layered graphene oxides (GO), and GO/silver hybrid structures, were synthesized to analyze their ...
Colloidal stability study of Fe3O4-based nanofluids in water and ethylene glycol
(2020-01-01)
In this work, we report the synthesis of a new nanofluid (NF) based on magnetic nanoparticles (MNPS) synthesized by the coprecipitation method with high colloidal stability. The MNPS were functionalized with citric acid ...
Redox-Driven Reversible Gating of Solid-State Nanochannels
(American Chemical Society, 2019-08)
The design of an electrochemically addressable nanofluidic diode is proposed, which allows tunable and nanofluidic operations via redox gating under electrochemical control. The fabrication process involves the modification ...
Refrigeration capacity of silver nanofluids under electrohydrodynamic effect oriented to heat removal in machining process
(2018-09-01)
Nanofluids have been the focus of many laboratories and research centres which seek practical applications for them. Considering the challenges in machining process related with the high temperature in the cutting zone and ...
Effect of high doses of gamma radiation on thermophysical properties of ZrO2 nanofluids in aqueous base
(Associa????o Brasileira de Energia Nuclear, 2018)