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83 articles for “Nanofluidics”
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Entropy Analysis of Unsteady MHD Bioconvective Nanofluid between Parallel Disks under Squeezing Motion and Multiple Slip Conditions.
Abstract: This research offers valuable insights for improving heat transfer and minimizing entropy generation in engineering systems that involve nanofluids and microorganisms. It investigates the unsteady squeezing bioconvection flow of a nanofluid between two parallel disks, with a focus on entropy generation, flow dynamics, heat transfer, and the concentration of both nanoparticles and microorganisms. The lower disk is stretched horizontally and subjected to suction, while the upper disk moves vertically, creating …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 28, Issue 1, 2025 · pp. 17–40 Read article
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Fractional Calculus-Based Analysis of Magneto-Thermal Nanofluid Flow Over Stretching and Shrinking Surfaces
Abstract: This study presents a comprehensive investigation of magneto-thermal hybrid nanofluid flow over stretching and shrinking surfaces using a fractional calculus framework to capture the memory and hereditary characteristics of complex fluid transport phenomena. The proposed model incorporates the effects of magnetic field intensity, thermal radiation, viscous dissipation, Brownian motion, and thermophoretic diffusion on the velocity and temperature distributions within the boundary layer region. A fractional-order derivative formulation is employed to …
Published in Recent Trends in Fluid Mechanics · Vol. 13, Issue 2, 2026 · pp. 1–10 Read article
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Study and Influence of heat transfer Characteristics in a Heat Exchanger by using Nanofluids: A Review
Abstract: AbstractHeat transfer play an important role in various applications like Radiator in Automobiles, Refrigerators, Electronic equipment’s etc. Therefore, heat transfer effectiveness can limit the related power utilization. The method for increasing heat exchanger effectiveness is to build higher conductivity of working liquid. The endeavor of this review summarizes the different research work articles on the improvement of the various heat transfer characteristics in heat exchangers utilizing nanofluids on two categories. …
Published in Journal of Thermal Engineering and Applications · Vol. 5, Issue 3, 2018 · pp. 24–29 Read article
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Numerical Investigation of Slip Conditions in Nanofluid Flow Induced by a Nonlinearly Stretching Sheet: A bvp4c Approach
Abstract: The present work describes a numerical analysis of the steady, laminar flow over a nonlinear stretching sheet in a nanofluid medium. Slip conditions in terms of velocity, temperature, and concentration have been introduced into the mathematical model to capture the impact of interfacial mass transfer on the stretching surface. The problem is modeled to include nanoparticle transportation in terms of Brownian diffusion and thermophoresis, thereby affecting the temperature and concentration …
Published in Recent Trends in Fluid Mechanics · Vol. 13, Issue 2, 2026 · pp. 34–51 Read article
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Polymer Processing in Microfluidics towards the Fabrication of Nanofluidic Systems in Nanotechnology
Abstract: This experimental work reports two individual SU-8 based glass microfluidic devices to be fabricated by maskless lithography along with indirect bonding technique using the steps of SU-8 processing. Dyed water is the selected and prepared working liquid for this work. The CMOS camera is used to record the passive microfluidic flow of dyed water in fabricated devices. In future, this report may be suitable to investigate the nanofluidic flow phenomena …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 11, Issue 2, 2021 · pp. 27–31 Read article
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Short Report on Surface-Driven Water Flow in PMMA Microfluidic Device towards the Principles of Nanofluidics
Abstract: In this experimental work, a single polymethylmethacrylate (PMMA) microfluidic device is fabricated by maskless lithography, hot embossing lithography and direct bonding technique. Dyed water is prepared and used as working liquid. A CMOS camera is used to record the surface-driven microfluidic flow of dyed water in fabricated microfluidic device. The centrifugal effect on capillary flow is prominent in the recorded snap shot images. This work may be useful to generate …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 23, Issue 1, 2021 · pp. 1–4 Read article
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Short Review on the Integration between Nanofluidics and Nanoelectromechanical Systems with an Experimental Demonstration on Microfluidics
Abstract: In this short review, a brief idea is provided about the integration between nanofluidics and Nanoelectromechanical systems. Establishments of nanofluidic features are necessary to fabricate the fluidic microelectromechanical systems (MEMS) and fluidic Nanoelectromechanical systems (NEMS). Also, an experimental demonstration is provided on microfluidic flow phenomenon after fabrication of polymethylmethacrylate (PMMA) based microchannel bend. Dyed ethylene glycol is prepared as working liquid. Effect of centrifugal force on surface-driven microfluidic flow of …
Published in Research & Reviews : Journal of Physics · Vol. 9, Issue 3, 2020 · pp. 25–28 Read article
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Enhanced Heat Transfer in Double Pipe Heat Exchanger with Circular Fins Using Copper Nanofluid and Twisted Tape Inserts: A Computational Study
Abstract: The enhancement of convective heat transfer in a double-pipe heat exchanger utilizing circular finned twisted tape inserts and helical screw-tapes with centre rods, in conjunction with copper oxide nanofluid as the heat transfer medium was studied in this project. Computational Fluid Dynamics (CFD) simulations were conducted across Reynolds numbers ranging from 500 to 5000 to analyse heat transfer characteristics. The investigation focuses on Nusselt number improvement and friction factor analysis …
Published in Journal of Thermal Engineering and Applications · Vol. 12, Issue 1, 2025 · pp. 11–22 Read article
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Energetic and Exergetic Investigation on Vapor Compression Refrigeration System Using Ag₂O-R134a Nanofluid as Refrigerant
Abstract: This paper experimentally explored energetic and exergetic performance investigation of VCR System using Ag₂O-R134a Nanofluid as Refrigerant. The integration of silver oxide (Ag₂O) nanoparticles within polymer and composite materials offers promising avenues for enhancing the thermal and physical properties of advanced systems. The energetic and exergetic performance study of VCR were investigated with test parameters including compressor power consumption, cooling capacity, coefficient of performance (COP), discharge temperature, irreversibility in the …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 279–287 Read article
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Hybrid Numerical–Artificial Neural Network Study of Chemically Reactive MHD Nanofluid Flow Incorporating Thompson–Troian Slip and Stefan Blowing
Abstract: Boundary layer behaviour in chemically reactive nanoliquid is significantly affected by surface conditions, magnetic fields, heat and mas transfer mechanisms. However, the combined impact of Stefan blowing and nonlinear Thompson–Troian slip under inclined magnetic fields remains mostly unexplored, particularly in mixed convection flows. In this research work, the flow of a chemically reactive nanoliquid over a permeable surface is investigated by considering the Troian slip, inclined magnetic fields, Stefan blowing, …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 409–425 Read article
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A Computational Study on Convection Heat Transfer in a Differentially Heated Cavity Using Nanofluids
Abstract: Heat transfer is an integral part of thermodynamics. It is used to study the heat and mass transfer in and out of the system during a process; the medium may vary from solids, liquids and gases. The three major divisions of heat transfer are conduction, convection and radiation. In this paper we have discussed the heat transfer through nanofluids particle and water. Water is a very common fluid used in …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 5, Issue 1, 2015 · pp. 14–18 Read article
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Thermal Conductivity Models Effect on the Nanofluids Heat Transfer Capability
Abstract: AbstractNanofluids are the suspension of solid particles in the fluid. Nanofluid possesses high thermal conductivity and higher surface area to volume ratio which helps in increasing the heat transfer. Thermal properties of nanofluids like, effective density, effective specific heat and effective thermal conductivity are the properties behind the increased heat transfer. Present work focuses on the effect of solid nano-particle concentration and thermal conductivity models on the thermal properties of …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 7, Issue 2, 2017 · pp. 35–40 Read article
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Thermal Performance of Wickless Heat Pipe Flat Plate Solar Collector with Nanofluid
Abstract: Water heating by solar energy is the most important solar energy utilization because of technological feasibility and economic attraction compared with other kind’s energy utilization. The system can supply hot water at 50oC to 80oC which can be used for both domestic and industrial purposes. Nanofluids are the important fluids containing a very small amount of Nano particles that are uniformly suspended in fluids. Nanofluids having high thermal conductivity as …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 8, Issue 3, 2018 · pp. 15–20 Read article
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Enhancement of Heat Transfer Rate in Cooler by using Nanofluid
Abstract: The paper aims at the study of the cooling system in the household cooler by replacing honeycomb meshing into the radiator. Heat transfer from the radiator can be improved by maximizing the heat transfer area and increasing the heat transfer rate. In this paper, it is focused on increasing heat transfer rate by using MgO nanoparticles in suspension. A Thermophysical property has been increased in heat transfer material. Water was …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 6, Issue 3, 2019 · pp. 1–11 Read article
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A smart fluids; Magneto rheological, ferrofluid, and nanofluids; a prospect for Medical and Technological application
Abstract: The physiochemical and biomedical applications of smart fluids, typically ferrofluid, magnetorheologicalfluids, and nanofluids are studied. It is predicted that these fluids are impacted by the three most important rheology parameters, namely strain, magnetic field, and temperature. The magnetoresistive contribution is treated in terms of drug force in order to determine thecoefficient of viscosity. The research presents that the viscosity of studied fluids will increase in proportion to applied magnetic field. …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 25, Issue 2, 2023 · pp. 47–57 Read article
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Short Report on the Microfluidic Flow in Gradual Expansion Microchannel Fabricated by Nano-imprint Lithography towards the Probable Applications in Nanofluidics
Abstract: In this experimental work, a single gradual expansion microchannel is fabricated by polymethylmethacrylate (PMMA) using the maskless lithography, nano-imprint lithography and direct bonding technique. In this research paper, examples of contact lithography and non-contact lithography are mentioned. Dyed ethanol is prepared as working liquid. Surface-driven capillary flow of dyed ethanol is recorded by a CMOS camera. This work is a real-life demonstration of microfluidic flow after the fabrication of microchannel …
Published in Research & Reviews : Journal of Physics · Vol. 9, Issue 3, 2020 · pp. 12–15 Read article
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Optimization of Performance of Shell and Tube Heat Exchanger with Al2O3 Nanofluid as Working Fluid
Abstract: Heat exchangers are used to transfer heat between two process streams. Improving the rate of heat transfer as well as minimizing the pressure drop is one of the promising fields to focus on. Nanofluids with better thermo-physical properties can increase the heat transfer rate. In the present study, thermo-physical properties of Al2O3 nanofluid are compared with base fluid at different temperatures and the variation of heat transfer coefficient, output temperature …
Published in Recent Trends in Fluid Mechanics · Vol. 2, Issue 2, 2015 · pp. 18–25 Read article
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Numerical Investigation of Effect of SiO2–Water Nanofluid on Convective Heat Transfer and Pressure Drop of a Novel Heat Sink
Abstract: In this work, SiO2–water nanofluids are utilized to improve heat transfer characteristics of a novel heat sink. Commercial Fluent and Gambit package is utilized to run the test. Two different thermal conductivity models previously introduced by other researchers are tested and it is shown that one of them predicts the heat transfer coefficients better in comparison to the other. The range of volume fractions are from 0.5% to 2%. Also, …
Published in Recent Trends in Fluid Mechanics · Vol. 2, Issue 2, 2015 · pp. 9–13 Read article
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Review on Theoretical Background, Fabrication Techniques, Methodologies and Applications of Microfluidic Devices and Nanofluidic Devices
Abstract: In recent past, microfluidics is an outstanding and inspiring research field due to the potential applications of microfluidic devices. Microfluidic laboratory-on-a-chip systems are successfully used in mechanical engineering and biomedical engineering due to low price and easy fabrication methods. The major fabrication methods of the microfluidic devices are imprinting, hot embossing, injection molding, soft lithography, laser photo ablation, X-ray lithography and sealing. Active capillary flow and passive capillary flow are …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 5, Issue 3, 2015 · pp. 19–34 Read article
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Nano-Scale Coating to Demonstrate the Capillary Motion of Dyed Water in a Single PMMA Microfluidic Device towards the Probable Fabrication of nanofluidic Engine-on-a-Chip
Abstract: A single microfluidic device is fabricated by polymethylmethacrylate (PMMA) using the maskless lithography, hot embossing lithography, nano-coating of diamond-like carbon (DLC), and direct bonding technique. A CMOS camera catching 25 frames per second with a corresponding time-scale resolution of 0.04 second is used to record the surface-driven microfluidic flow of dyed water. A comparison is made between the experimental results and analytical solution to determine the diffusion coefficient in this …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 22, Issue 3, 2020 · pp. 12–15 Read article