... Hybrid nanofluid Variable thermal conductivity Heat transfer analysis r , Θ , z = Cylindrical coordinates system; u, v, w = Velocity components ( m / s ); ρ = Density ( k g / m 3 ); σ = Electrical...

... field parameter, Weissenberg number, porous parameter, nanoparticle volume fraction, heat sink/source parameter, thermal radiation parameter, Eckert number and variable thermal conductivity parameter on dimensionless temperature, velocity, local heat transfer rate and local friction factor of four...

... density of particles in a fluid. The fluid flows through a wavy curved passage under an applied magnetic field. Heat transfer is discussed with variable thermal conductivity. Design/methodology/approach The mathematical model of the problem consists of coupled differential equations, simplified using...

...Shilpa Chaudhary; Sunita Deswal; Sandeep Singh Sheoran Purpose This study aims to analyse the behaviour of plane waves within a nonlocal transversely isotropic visco-thermoelastic medium having variable thermal conductivity. Design/methodology/approach The concept of enunciation is used...

... cell is utilized with variable thermal conductivity. Two dimensions unsteady motion of second grade fluid are considered. The stretching wall is taken as a curved surface pattern. Design/methodology/approach The mathematical results have been obtained by Chebyshev pseudospectral method. Findings...

.... Originality/value This paper aims to explore the unsteady stagnation-point flow, heat and mass transfer of upper-convected Oldroyd-B nanofluid with variable thermal conductivity and relaxation-retardation double-diffusion model. 24 10 2020 15 12 2020 16 12 2020 17 12 2020 17 12 2020...

... is to develop, a comprehensive mathematical model, motivated by the last of these applications, to explore the impact of variable viscosity and variable thermal conductivity characteristics in magnetohydrodynamic non-Newtonian nanofluid enrobing boundary layer flow over a horizontal circular cylinder...

...Magdy A. Ezzat Purpose In the present paper, the new concept of “memory dependent derivative” in the Pennes’ bioheat transfer and heat-induced mechanical response in human living tissue with variable thermal conductivity and rheological properties of the volume is considered. Design/methodology...

...Ankita Bisht; Rajesh Sharma Purpose The main purpose of this study is to present a non-similar analysis of two-dimensional boundary layer flow of non-Newtonian nanofluid over a vertical stretching sheet with variable thermal conductivity. The Sisko fluid model is used for non-Newtonian fluid...

...Ankita Bisht; Rajesh Sharma Purpose The purpose of this study is to provide a numerical investigation of Casson nanofluid along a vertical nonlinear stretching sheet with variable thermal conductivity and viscosity. Design/methodology/approach The boundary-layer equations are presented...

... be contacted at: ali_qau70@yahoo.com 30 07 2016 21 09 2016 21 09 2016 © Emerald Publishing Limited 2017 Emerald Publishing Limited Licensed re-use rights only Variable thermal conductivity Cattaneo–Christov heat flux Darcy–Forchheimer flow Viscoelastic liquids...

... 2015 24 10 2015 14 11 2015 22 11 2015 © Emerald Group Publishing Limited 2016 Emerald Group Publishing Limited Licensed re-use rights only Maxwell fluid Porous medium Variable thermal conductivity Cattaneo-Christov heat flux The process of heat transfer occurs...

... in the literature yet. Sabir Ali Shehzad can be contacted at: ali_qau70@yahoo.com 30 06 2015 20 07 2015 03 08 2015 © Emerald Group Publishing Limited 2016 Emerald Group Publishing Limited Licensed re-use rights only Oldroyd-B fluid Variable thermal conductivity Cattaneo...

...Jawali C Umavathi; A J Chamkha; Syed Mohiuddin Purpose – The purpose of this paper is to investigate the effect of exponential viscosity-temperature relation, exponential thermal conductivity-temperature relation and the combined effects of variable viscosity and variable thermal conductivity...

...T. Hayat; M. Waqas; Sabir Ali Shehzad; A. Alsaedi Purpose – The purpose of this paper is to examine the effects of variable thermal conductivity in mixed convection flow of viscoelastic nanofluid due to a stretching cylinder with heat source/sink. Design/methodology/approach – The authors...

...T. Hayat; S.A. Shehzad; A. Alsaedi Purpose – The purpose of this paper is to investigate the three-dimensional flow of Maxwell fluid with variable thermal conductivity in presence of heat source/sink. Design/methodology/approach – Similarity transformations are utilized to reduce...