Nargis Khan

ORCID: 0000-0002-9054-9915
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Research Areas
  • Nanofluid Flow and Heat Transfer
  • Fluid Dynamics and Turbulent Flows
  • Heat Transfer Mechanisms
  • Particle Dynamics in Fluid Flows
  • Fluid Dynamics and Thin Films
  • Heat Transfer and Optimization
  • Heat and Mass Transfer in Porous Media
  • Solar Thermal and Photovoltaic Systems
  • Rheology and Fluid Dynamics Studies
  • Building Energy and Comfort Optimization
  • Solar Energy Systems and Technologies
  • Lubricants and Their Additives
  • Field-Flow Fractionation Techniques
  • Lattice Boltzmann Simulation Studies
  • Power Transformer Diagnostics and Insulation
  • Petroleum Processing and Analysis
  • Fractional Differential Equations Solutions

Islamia University of Bahawalpur
2019-2025

University of Engineering & Management
2021

Government Sadiq College Women University
2020

This study discusses the flow of hybrid nanofluid over an infinite disk in a Darcy-Forchheimer permeable medium with variable thermal conductivity and viscosity. The objective current theoretical investigation is to identify energy characteristics nanomaterial resulting from thermo-solutal Marangoni convection on disc surface. By including impacts activation energy, heat source, thermophoretic particle deposition microorganisms proposed mathematical model becomes more novel....

10.1038/s41598-023-32011-x article EN cc-by Scientific Reports 2023-03-28

The practical applications of current model include materials science, heat exchangers, renewable energy, nanotechnology, manufacturing, medical treatments, and environmental engineering. Insights gained from this study could enhance material design, improve transfer efficiency in various systems, optimize energy conversion processes, contribute to advancements therapies, engineering design. In investigation, melting transmission non-uniform generation features ternary hybrid nanofluid flow...

10.1016/j.csite.2023.103427 article EN cc-by Case Studies in Thermal Engineering 2023-08-29

This article exhibits a brief study of magneto ternary hybrid nanofluid flow with thermophoretic particle deposition and porous medium based on the extended version model, known as Yamada-Ota Hamilton Crosser models. Thermophoretic deposition, which is important in both aero-solution electrical engineering, one most fundamental methods for transferring small particles across heat gradient. suggested model's goal to evaluate how well Hamilton-Crosser Yamada-Ota, two trihybrid models, perform....

10.1016/j.csite.2024.104229 article EN cc-by-nc Case Studies in Thermal Engineering 2024-03-14

The current study examines the effect of heat generation on thermal Marangoni convective boundary layer flow dusty trihybrid nanofluid across a flat surface with radiation and non-linear mixed convection. We consider, two phase liquid model generation. fluctuation tension gradients leads to discovery It can be used for growing crystals, drying silicon wafers, stabilising soap films, wielding. main objective this is ascertain mobility. A consisting magnesium oxide (Mgo), titanium (TiO2),...

10.1016/j.csite.2024.104190 article EN cc-by-nc Case Studies in Thermal Engineering 2024-03-30

The Casson fluid flow over a stretching sheet is studied in this work the presence of porous media with melting heat transfer and chemical reaction, combining nanoparticles base sodium alginate (). medium Darcy Forchheimer effect included momentum equation. Through effects melting, process described. In order to explore features transmission absenteeism LTECs (local thermal equilibrium conditions), current study employs mathematical model that has been simplified. For both solid liquid...

10.1016/j.csite.2024.104694 article EN cc-by-nc-nd Case Studies in Thermal Engineering 2024-06-24

The physical phenomena of Darcy-Forchheimer flow trihybrid nanofluid over a Riga plate with the influence electrophoresis and thermophoresis on particle deposition non-uniform heat generation in porous medium is discussed this article. In Marangoni convective flow, study examined impact rate at which aerosol particles deposited across plate. One most basic processes for moving tiny temperature gradient known as deposition, it significant to both aero-solution electrical engineering....

10.1016/j.csite.2024.104546 article EN cc-by-nc-nd Case Studies in Thermal Engineering 2024-05-18

This research proposal investigates the impact of inclined magnetohydrodynamics (MHD) and Stefan blowing on an axisymmetric chemical convective flow HNF (hybrid nanofluid) across infinite disc. Analysis is done Joule heating's effects non-uniform heat generation. The Cattaneo-Christov model employed for studying thermal transfer properties. addition time relaxation to original Fourier's law makes this new flux more comprehensive. model's goal evaluate effectiveness Hamilton-Crosser Xue...

10.1080/16583655.2025.2450125 article EN cc-by Journal of Taibah University for Science 2025-01-15

Owing to the widespread practical significances of nanoparticles in thermal engineering and industrial processes, scientists are devoted explore more fundamental aspects such nano-materials. Recently, show extensive applications heat transfer improvement, energy production, cooling heating refrigeration, extrusion thermoelectric devices, bio-medical like cancer treatment, brain tumors many more. Moreover, phenomenon bioconvection utilize interesting bio-technology, bio-fuels, enzymes,...

10.1016/j.asej.2021.01.033 article EN cc-by-nc-nd Ain Shams Engineering Journal 2021-11-19

Marangoni convection is very useful in coating flow technology, surfactant replacement therapy for neonatal children, microfluidics, drying of semi-conductor vapors microelectronics, foams, and film drainage emulsions. The behavior gyrotactic microorganisms chemical reaction on the convected Carreau-Yasuda liquid flowing over Riga plate with thermophoretic particle deposition reported this research. self-possessed magnets electrodes. fluid conducted electricity vertical Lorentz force has...

10.1177/16878132221135096 article EN cc-by Advances in Mechanical Engineering 2023-01-01

The proposed study examines the effect of inclined magnetic field on a ternary hybrid nanofluid flow that is axisymmetric thermo-solutal Marangoni convective over an infinite disc. Some well-known uses convection include semiconductor production, atomic reactors, crystal growth, fine art mechanisms, melting, thin-film stretching and welding processes. non-uniform heat generation viscous dissipation are taken into account. thermal conductivity diffusivity coefficient presumed to vary...

10.1142/s0217984924501616 article EN Modern Physics Letters B 2023-12-30

The current study investigates incompressible, MHD flow of Cross nanofluid containing gyrotactic microorganisms and thermophoretic particle deposition over a sheet with activation energy variable thermal conductivity. characteristic conductivity is considered as linear function temperature. present study’s insights can optimize the design nanofluid-based systems, enhance drug delivery methods, improve environmental monitoring, refine materials engineering, advance microfluidics for...

10.1177/16878132231207625 article EN cc-by Advances in Mechanical Engineering 2023-11-01

The present work investigates the Magneto-Marangoni convective flow of dusty second-grade nanofluid over a porous sheet in presence stagnation-point. effects chemical reaction, gyrotactic microorganisms are taken into account along with variable mass diffusivity, thermal radiation, and non-uniform heat source. reflection nanoparticle molybdenum disulfide ([Formula: see text]) when it interacts kerosene oil (KO) base fluid is determined. Nanoparticles dust particles presumptively spherical....

10.1177/09544062231209828 article EN Proceedings of the Institution of Mechanical Engineers Part C Journal of Mechanical Engineering Science 2023-12-22

Abstract The current study concentrated on the 2‐D flow of a dusty, Magnetohydrodynamics (MHD) Sutterby hybrid nanofluid flowing across surface in Darcy–Forchheimer medium. Cattaneo–Christov heat flux model and variable thermal conductivity properties are taken into description. Marangoni convective boundary conditions consideration while analysis is examined. Some applications convection include thin‐film diffusion, formation molten crystals, semiconductor fabrication, growth vapor bubbles...

10.1002/zamm.202300408 article EN ZAMM ‐ Journal of Applied Mathematics and Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik 2024-02-11

In this study, we have discussed thermophoresis particle deposition effects under the action of both pressure and buoyant forces flow magneto-Walter's B nanofluid induced by a stretched surface. The Buongiorno model is employed to analyze dynamic impact thermophoretic dispersion Brownian motion. chemical reaction, Joule heating non-linear radiation relations are also incorporated. analysis has been performed in view solutal heat convective boundary constraints. analytical technique namely...

10.1016/j.aej.2020.11.033 article EN cc-by Alexandria Engineering Journal 2020-12-05

The appropriate utilization of entropy generation may provoke dipping losses in the available energy nanofluid flow. effects chemical axisymmetric flow Casson between radiative stretching disks presence thermal radiation, reaction, and heat absorption/generation features have been mathematically modeled simulated via interaction slip boundary conditions. Shooting method has employed to numerically solve dimensionless form governing equations, including expressions referring generation....

10.3390/e22050495 article EN cc-by Entropy 2020-04-25

In present investigation, the axisymmetric analysis for Casson nano-material has been analyzed due to two parallel stretchable disks. The novel thermophoresis and Brownian aspects of nanofluid are studied by using Buongiorno model. Similarity transformations applied on system governing equations that renovate it into problem proper dimensionless form. homotopic procedure is suggested determination solution. role numerous parameters velocity temperature observed in very effective way. To...

10.1016/j.csite.2020.100820 article EN cc-by-nc-nd Case Studies in Thermal Engineering 2020-12-29

Marangoni convection is discovered by varying gradients of surface tension. induced flow plays a vital role in melting coating technology, drying wafers, crystals, soap film stabilization, wielding and microfluidics, which the creates unwanted impacts under gravity on micro-level same manner as buoyancy-induced natural convection. The Magneto-Marangoni convective Walter-B fluid over vertical permeable addressed current research. Dufour–Soret effects are taken into account along with...

10.1177/16878132231199049 article EN cc-by Advances in Mechanical Engineering 2023-09-01

Abstract The recent work investigates the heat transfer attributes in flow of engine oil which comprises nano-particles such as Cu and TiO 2 . performance Copper Titanium oxide is over looked oil. energy equation amended by features thermal radiation, viscous dissipation, generation. mathematical model signifies porosity, entropy generation moving flat horizontal surface with non-uniform stretching velocity. Quasi-linearization, a persuasive numerical technique to solve complex coupled...

10.1038/s41598-021-99045-x article EN cc-by Scientific Reports 2021-10-01

The mass and heat transfer magnetohydrodynamic (MHD) flows have a substantial use in exchangers, electromagnetic casting, X-rays, the cooling of nuclear reactors, transportation, magnetic drug treatment, energy systems, fiber coating, etc. present work numerically explores transportation flow MHD micropolar fluid with consideration chemical reaction. is taken between walls permeable channel. quasi-linearization technique utilized to solve complex dynamical coupled nonlinear differential...

10.3390/coatings12010093 article EN Coatings 2022-01-14

[Formula: see text] nanolubricant is one of the most important nanolubricants having widespread uses in heat exchange systems and automobiles. It minimizes friction between moving parts prevents them from corrosion scrape, improves durability performance system also consumption fuel. This work investigates rheological behavior magnetized over moving/stationary Riga plate with viscous dissipation nonlinear generation. The novel features current are use as a flow fluid across application Patel...

10.1177/16878132231162305 article EN cc-by Advances in Mechanical Engineering 2023-03-01

Abstract The current study scrutinizes heat and mass transfer features of magnetized flow $${\mathrm{ZnO}-SAE50}$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mi>ZnO</mml:mi><mml:mo>-</mml:mo><mml:mi>S</mml:mi><mml:mi>A</mml:mi><mml:mi>E</mml:mi><mml:mn>50</mml:mn></mml:mrow></mml:math> nanolubricant over Riga plate in a Darcy Forchheimer medium. effects variable viscosity, thermal radiation, conductivity, viscous dissipation uniform source/sink are examined this...

10.1038/s41598-023-35988-7 article EN cc-by Scientific Reports 2023-05-30
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