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Nanoparticle Aggregation and Thermophoretic Particle Deposition Process in the Flow of Micropolar Nanofluid over a Stretching Sheet

Publication Type : Journal Article

Publisher : MDPI

Source : Nanomaterials. 12 (2022) 977

Url : https://www.mdpi.com/2079-4991/12/6/977

Campus : Bengaluru

School : School of Engineering

Year : 2022

Abstract : The purpose of this research is to investigate the consequence of thermophoretic particle deposition (TPD) on the movement of a TiO2/water-based micropolar nanoliquid surface in the existence of a porous medium, a heat source/sink, and bioconvection. Movement, temperature, and mass transfer measurements are also performed in the attendance and nonappearance of nanoparticle aggregation. The nonlinear partial differential equations are transformed into a system of ordinary differential equations using appropriate similarity factors, and numerical research is carried out using the Runge-Kutta-Felhberg 4th/5th order and shooting technique. The obtained results show that improved values of the porous constraint will decline the velocity profile. Improvement in heat source/sink parameter directly affects the temperature profile. Thermophoretic parameter, bioconvection Peclet number, and Lewis number decrease the concentration and bioconvection profiles. Increases in the heat source/sink constraint and solid volume fraction will advance the rate of thermal dispersion. Nanoparticle with aggregation exhibits less impact in case of velocity profile, but shows a greater impact on temperature, concentration, and bioconvection profiles.

Cite this Research Publication : Y. Yu, J.K. Madhukesh, U. Khan, A. Zaib, A.-H. Abdel-Aty, I.S. Yahia, M.S. Alqahtani, F. Wang, A.M. Galal, Nanoparticle Aggregation and Thermophoretic Particle Deposition Process in the Flow of Micropolar Nanofluid over a Stretching Sheet, Nanomaterials. 12 (2022) 977. [MDPI], Impact Factor:5.719, Journal quartile: Q1

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