Results 71 to 80 of about 46,749 (266)

Power-Law Fluid Flow in Coiled Tubing and Pressure Drop Influence Factors Analysis

open access: yesShiyou jixie, 2020
Power-law fluids are non-Newtonian fluids that are widely used in the field of petroleum engineering. To study the complex flow conditions and pressure drop changes in spiral sections of coiled tubing, the flow of power-law fluids in spiral tubing was ...
张佳兴   +4 more
doaj  

Sodium Alginate‐Based Submucosal Lifting Hydrogel for Endoscopic Mucosal Resection and Endoscopic Submucosal Dissection

open access: yesAdvanced Healthcare Materials, EarlyView.
A biocompatible sodium alginate‐based hydrogel is developed as a next‐generation submucosal lifting agent intended for EMR and ESD. The optimized formulation exhibits a composition devoid of endotoxins, high viscosity, demonstrates reliable injectability, and ensures prolonged mucosal elevation.
Iram Maqsood   +9 more
wiley   +1 more source

A Note on Kirchhoff’s Junction Rule for Power-Law Fluids

open access: yesZeitschrift für Naturforschung A, 2015
Abstract We study a multiple pipe system filled with non-Newtonian fluid being in stationary regime and obeying the power law. Introducing the small parameter ε, being the ratio between the cross-section area and the length of the pipes, we find the effective flow via singular perturbation as ε tends to zero. The flow in each pipe of the
Marušić-Paloka, Eduard, Pažanin, Igor
openaire   +1 more source

Multifunctional Catechol‐Functionalized Cellulose Hydrogels for the Minimally Invasive Treatment of Acute Optic Nerve Injuries

open access: yesAdvanced Healthcare Materials, EarlyView.
Catechol‐functionalized cellulose hydrogels are developed as injectable, bioadhesive platforms for retinal neuroprotection. The hydrogels exhibit tunable rheological and mechanical properties, strong tissue adhesion, and sustained antioxidative activity.
Kai‐Hsiang Chang   +4 more
wiley   +1 more source

GPU‐Accelerated Lattice Boltzmann Simulations of Power‐Law Non‐Newtonian Fluid Flow in a Diagonally Driven Cavity Using D3Q27 MRT‐LBM

open access: yesEngineering Reports
The study examines the flow dynamics of power‐law non‐Newtonian fluids in a cubic cavity with a top lid‐driven diagonally‐driven diagonally using the D3Q27 multiple‐relaxation‐time (MRT) lattice Boltzmann method (LBM). This situation frequently occurs in
Md. Mamun Molla   +2 more
doaj   +1 more source

Tomographic Printing in a Chip: A Versatile Platform for Biomimetic 3D Organ‐on‐Chip

open access: yesAdvanced Healthcare Materials, EarlyView.
A novel light‐based bioprinting approach, TVAM‐in‐a‐chip, enables rapid, contactless fabrication of biomimetic 3D organ‐on‐chip devices directly within preassembled microfluidic platforms. This strategy supports diverse materials, including cell‐laden resins, and eliminates post‐assembly steps.
Riccardo Rizzo   +3 more
wiley   +1 more source

Bioinspired Adaptive Sensors: A Review on Current Developments in Theory and Application

open access: yesAdvanced Materials, EarlyView.
This review comprehensively summarizes the recent progress in the design and fabrication of sensory‐adaptation‐inspired devices and highlights their valuable applications in electronic skin, wearable electronics, and machine vision. The existing challenges and future directions are addressed in aspects such as device performance optimization ...
Guodong Gong   +12 more
wiley   +1 more source

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