Results 41 to 50 of about 207,725 (349)

Interparticle friction leads to non-monotonic flow curves and hysteresis in viscous suspensions [PDF]

open access: yes, 2019
Hysteresis is a major feature of the solid-liquid transition in granular materials. This property, by allowing metastable states, can potentially yield catastrophic phenomena such as earthquakes or aerial landslides.
Clavaud, Cécile   +4 more
core   +4 more sources

Rheological Performance of High-Temperature-Resistant, Salt-Resistant Fracturing Fluid Gel Based on Organic-Zirconium-Crosslinked HPAM

open access: yesGels, 2023
Development of low-cost, high-temperature-resistant and salt-resistant fracturing fluids is a hot and difficult issue in reservoir fluids modification.
Hui Xin   +5 more
doaj   +1 more source

Evaluating the exit pressure method for measurements of normal stress difference at high shear rates [PDF]

open access: yes, 2020
A challenge for polymer rheology is the reliable determination of shear dependent first normal stress difference (N-1 values) at high shear rates (>10 s(-1)).
Cardon, Ludwig   +3 more
core   +2 more sources

Macroscopic Modeling of a Single Entanglement at High Deformation Rates of Polymer Melts

open access: yesApplied Rheology, 2012
We constructed a macroscopic model illustrating behavior of a single entanglement knot of macromolecules in a melt and examined its behavior at different deformation rates.
Malkin A.Ya.   +2 more
doaj   +1 more source

Goodbye flat lymphoma biology

open access: yesFEBS Letters, EarlyView.
Three‐dimensional (3D) biological systems have become key tools in lymphoma research, offering reliable in vitro and ex vivo platforms to explore pathogenesis and support precision medicine. This review highlights current 3D non‐Hodgkin lymphoma models, detailing their features, advantages, and limitations, and provides a broad perspective on future ...
Carla Faria   +3 more
wiley   +1 more source

Rheology effect determination of the heterogeneous rock massif on the stress-strain state of the breakage face geomechanical system [PDF]

open access: yes, 2018
The purpose of this study is to determine the nature of influence of the rheological properties of the rocks on the results of computational experiments simulating the mine workings contour condition during the breakage face advance. To
Fomychov, Vadym   +11 more
core   +1 more source

Understanding and measuring mechanical signals in the tumor stroma

open access: yesFEBS Open Bio, EarlyView.
This review discusses cancer‐associated fibroblast subtypes and their functions, particularly in relation to extracellular matrix production, as well as the development of 3D models to study tumor stroma mechanics in vitro. Several quantitative techniques to measure tissue mechanical properties are also described, to emphasize the diagnostic and ...
Fàtima de la Jara Ortiz   +3 more
wiley   +1 more source

The unresolved definition of the pressure-viscosity coefficient

open access: yesScientific Reports, 2022
In the classical approach to elastohydrodynamic lubrication (EHL) a single parameter, the pressure-viscosity coefficient, quantifies the isothermal pressure dependence of the viscosity for use in prediction of film thickness.
Scott Bair
doaj   +1 more source

Wavelets and curvelets transform for image denoising to damage identification of thin plate

open access: yesResults in Engineering, 2023
As a common structural form, thin plates are widely used in civil engineering. Since the thin plate needs to face harsh work conditions, the damage inevitably to be accumulated, thus affecting the stability and safety of the application components ...
Deng Yulong   +7 more
doaj   +1 more source

Dissipation and Rheology of Sheared Soft-Core Frictionless Disks

open access: yes, 2014
We use numerical simulations to investigate the effect of different dissipative models on the shearing rheology of massive soft-core frictionless disks in two dimensions.
Olsson, Peter   +2 more
core   +1 more source

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