• Title/Summary/Keyword: bioconvected Peclet number

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Microorganisms profile variation in MHD Casson nanofluid: Chemical reaction and Arrhenius energy activation

  • Muzamal Hussain;Mohamed Amine Khadimallah;Humaira Sharif;Elimam Ali
    • Advances in nano research
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    • v.17 no.4
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    • pp.293-299
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    • 2024
  • In this paper, the simplified ordinary differential equations are solved with shooting technique. The concentration and microorganism slip boundary conditions are implemented. Non-linear expression is reduced via non-dimensional variables. The microorganism distribution declines by increasing Lewis number and microorganism slip parameter. Behavior of distinct influential parameters viz: Eckert number, bioconvected Lewis number, bioconvected Peclet number, microorganisms slip parameter are investigated graphically and analyzed for concentration and microorganism. Enhanced concentration is correlated with energy activation. An acceptable agreement is reached when the numerical technique is compared to the existing literature. The magnitude of microorganism transfer rate shows decreasing behavior for higher values of slip parameters.

Shooting method applied to porous rotating disk: Darcy-Forchheimer flow of nanofluid

  • Muzamal Hussain;Humaira Sharif;Mohamed A. Khadimallah;Abir Mouldi;Hassen Loukil;Mohamed R. Ali;Abdelouahed Tounsi
    • Advances in nano research
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    • v.14 no.3
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    • pp.295-302
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    • 2023
  • The characteristics of motile microorganism and three dimensional Darcy-Forchheimer nanofluid flow by a porous rotatable disk with heat generation/absorption is reported. Thermophoretic and Brownian motion aspects are included by utilizing Buongiorno model. Moreover, slip conditions are considered on velocity, thermal, concentration and microorganism. Shooting procedure is implemented to find the numerical results of physical quantities are evaluated parametrically. The different physical parameters like heat sink/source parameter, thermal, Brownian number, thermophoresis parameter, concentration, Peclet number, bioconvected Lewis number, microorganism on concentration and density of motile microorganism distributions is considered. Graphs of concentration and microorganism are plotted to examine the influence of distinct prominent flow parameters.