Results 1 to 10 of about 32,128 (260)

Peristaltic flow in the glymphatic system. [PDF]

open access: yesSci Rep, 2020
AbstractThe flow inside the perivascular space (PVS) is modeled using a first-principles approach in order to investigate how the cerebrospinal fluid (CSF) enters the brain through a permeable layer of glial cells. Lubrication theory is employed to deal with the flow in the thin annular gap of the perivascular space between an impermeable artery and ...
RomanĂ² F   +3 more
europepmc   +7 more sources

Simple analytic model for peristaltic flow and mixing. [PDF]

open access: yesPhys Rev Fluids, 2021
Peristaltic flows occur when fluid in a channel is driven by periodic, traveling wall deformations, as in industrial peristaltic pumps, urethras, stomachs, and cochleae. Peristaltic flows often vary periodically at every point in space but nonetheless cause net transport and mixing of solutes because of Lagrangian (Stokes) drift.
Ibanez R, Shokrian M, Nam JH, Kelley DH.
europepmc   +3 more sources

Exact solution of peristaltic flow of biviscosity fluid in an endoscope: A note

open access: yesAlexandria Engineering Journal, 2014
This article deals with the peristaltic flow of biviscosity fluid in an endoscope. This study concentrates on the MHD characteristics and endoscope effects for peristaltic flow of a biviscosity fluid. Exact solutions are computed.
Noreen Sher Akbar, S. Nadeem
doaj   +3 more sources

Thermal radiation and Hall effects on peristaltic blood flow with double diffusion in the presence of nanoparticles

open access: yesCase Studies in Thermal Engineering, 2020
The aim of the present research work deals with the thermal radiation and hall effects on peristaltic blood flow with double diffusive convection of gold nanoparticles through an asymmetric channel under the long wavelength and low Reynolds number ...
S.K. Asha, G. Sunitha
doaj   +3 more sources

Soret and Dufour Effects on MHD Peristaltic Flow of Jeffrey Fluid in a Rotating System with Porous Medium. [PDF]

open access: yesPLoS ONE, 2016
The objective of present paper is to examine the peristaltic flow of magnetohydrodynamic (MHD) Jeffrey fluid saturating porous space in a channel through rotating frame.
Tasawar Hayat   +2 more
doaj   +2 more sources

Intensifying biofuel production using a novel bionic flow-induced peristaltic reactor: biodiesel production as a case study [PDF]

open access: yesBiofuel Research Journal, 2022
Intensification of biofuel production processes could play a critical role in boosting the economic and environmental features of the whole process. A novel bionic flow-induced peristaltic reactor with a high conversion rate is constructed to realize ...
Jianyu Wang   +6 more
doaj   +1 more source

Peristaltic-Ciliary Flow of A Casson Fluid through An Inclined Tube

open access: yesCommunication in Biomathematical Sciences, 2021
The paper is concerned with the peristaltic-ciliary transport of a viscoplastic fluid (Casson fluid) through an inclined cylindrical tube. The peristalsis-cilia induced motion is analysed in the moving frame of reference under the lubrication ...
Saravana Ramachandran   +3 more
doaj   +1 more source

Modelling of Peristaltic Pumps with Respect to Viscoelastic Tube Material Properties and Fatigue Effects

open access: yesFluids, 2023
Peristaltic pump technology is widely used wherever relatively low, highly accurately dosed volumetric flow rates are required and where fluid contamination must be excluded.
Marco Hostettler   +8 more
doaj   +1 more source

Separated Flow Through a Gap Between Two Coaxial Peristaltic Tubes

open access: yesIEEE Access, 2022
A peristaltic endoscope is a device that could locomote through curving and tortuous spaces where it has many real-life applications in different disciplines e.g., in the field of medicine, it helps in the process of catheterization in curved tubes which
Abd El Hakeem Abd El Naby, A. H. El-Baz
doaj   +1 more source

Peristaltic flow of incompressible nano fluid Al2O3/water under the effect of heat addition/absorption inside a vertical cylindrical tube [PDF]

open access: yesDelta Journal of Science, 2023
The behavior of some peristaltic flow for some liquids in a vertical and horizontal cylindrical tube is studied before in non-closed form. In this paper, the nanoparticles AL_2 O_3/water flow is discussed in a peristaltic vertical cylindrical tube under ...
Maha Mohamadain   +2 more
doaj   +1 more source

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