Results 81 to 90 of about 312,280 (306)

BEHAVIOR OF NEWTONIAN AND NON-NEWTONIAN FLUIDS IN PUMPING AND TRANSPORT PROCESSES

open access: yesStudia Universitatis Babes-Bolyai Chemia
The present study investigates the behavior of Newtonian and non-Newtonian fluids in pumping and transport processes, using a laboratory facility. The rheological behavior of the selected fluids were determined by a rotational viscometer with concentric
Andra-Camelia PAVEL   +3 more
doaj   +1 more source

Bipolar Isothermal Non-Newtonian Compressible Fluids

open access: yesJournal of Mathematical Analysis and Applications, 1998
The authors establish existence and uniqueness of a solution for isothermal non-Newtonian bipolar compressible fluids for which the stress tensor can be expressed in the form of potentials depending on the rate of the strain tensor and on its spatial partial derivatives.
Matu s̆c̆, S̆   +1 more
openaire   +1 more source

A Computational Approach for Biomimetic Design of Liver‐On‐A‐Chip

open access: yesAdvanced Intelligent Discovery, EarlyView.
A biomimetic liver‐on‐a‐chip with antiparallel perfusion was designed using COMSOL‐guided simulation to replicate hepatic acinus transport. Full‐scale modelling revealed diffusion‐dominated, length‐dependent nutrient gradients and low‐shear conditions.
Zhenxu Yang   +9 more
wiley   +1 more source

A Novel Milli‐Scale Magnetic Robot Exploiting Rotation for Controlled Magnetic Particles Release

open access: yesAdvanced Intelligent Systems, EarlyView.
Delivering magnetic particles can become a game changer in minimally invasive medicine. To cope with this challenge, a magnetically actuated milli‐scale carrier leveraging rotation to perform on‐demand tunable release of magnetic particles across multiple release events is presented.
Giordano De Angelis   +3 more
wiley   +1 more source

Homotopy Simulation of Non-Newtonian Spriggs Fluid Flow Over a Flat Plate with Oscillating Motion

open access: yesInternational Journal of Applied Mechanics and Engineering, 2019
An incompressible flow of a non-Newtonian Spriggs fluid over an unsteady oscillating plate is investigated using the Homotopy Analysis Method (HAM). An analytic solution of sine and cosine oscillations of the plate has been obtained.
A.K. Ray, B. Vasu, R.S.R. Gorla
doaj   +1 more source

Integrating Artificial Intelligence With Droplet‐Based Microfluidics: Advances, Challenges, and Emerging Opportunities

open access: yesAdvanced Intelligent Systems, EarlyView.
Droplet‐based microfluidics enables precise, high‐throughput microscale reactions but continues to face challenges in scalability, reproducibility, and data complexity. This review examines how artificial intelligence enhances droplet generation, detection, sorting, and adaptive control and discusses emerging opportunities for clinical and industrial ...
Junyan Lai   +10 more
wiley   +1 more source

Numerical Analysis of Non-Newtonian Fluid Effects on the Equilibrium Position of a Suspended Particle and Relative Viscosity in Two-Dimensional Flow

open access: yesFluids
A solvent in suspension often has non-Newtonian properties. To date, in order to determine these properties, many constitutive equations have been suggested. In particular, power-law fluid, which describes both dilatant and pseudoplastic fluids, has been
Keiya Tomioka, Tomohiro Fukui
doaj   +1 more source

Electrothermally Controlled 3D‐Printed Shape Memory Polymers for Near‐Ambient Temperature Soft Robotic Applications

open access: yesAdvanced Intelligent Systems, EarlyView.
In this article, we develop bespoke resins for stereolithography 3D‐printing of soft‐robotic grippers that are controlled remotely by electrothermal stimulus near ambient temperatures. Turning on the electrical control, each finger can be actuated separately.
Kalyan Ghosh   +4 more
wiley   +1 more source

Non-stationary flow of viscoelastic fluid in a cylindrical pipe [PDF]

open access: yesE3S Web of Conferences
The problems of non-stationary flow of a viscoelastic fluid in a cylindrical pipe under the influence of a constant pressure gradient are solved based on the generalized Maxwell model.
Navruzov Kuralboy   +4 more
doaj   +1 more source

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