Results 11 to 20 of about 273,321 (300)

Regulation of Endothelial Cell Adherence and Elastic Modulus by Substrate Stiffness [PDF]

open access: yesCell Communication & Adhesion, 2015
Although substrate stiffness has been previously reported to affect various cellular aspects, such as morphology, migration, viability, growth, and cytoskeletal structure, its influence on cell adherence has not been well examined. Here, we prepared three soft, medium, and hard polyacrylamide (PAAM) substrates and utilized AFM to study substrate ...
Jalali, Sharareh   +4 more
openaire   +5 more sources

Body Composition and Demographic Features Do Not Affect the Diagnostic Accuracy of Shear Wave Elastography

open access: yesBioengineering, 2023
Shear-wave elastography (SWE) is an imaging method that can be used to estimate shear wave speed and the Young’s modulus based on the measured shear wave speed under certain conditions.
Umut Varol   +5 more
doaj   +1 more source

Non-Muscle Myosin II Isoforms Have Different Functions in Matrix Rearrangement by MDA-MB-231 Cells. [PDF]

open access: yesPLoS ONE, 2015
The role of a stiffening extra-cellular matrix (ECM) in cancer progression is documented but poorly understood. Here we use a conditioning protocol to test the role of nonmuscle myosin II isoforms in cell mediated ECM arrangement using collagen ...
Bridget Hindman   +3 more
doaj   +1 more source

The Invalidity of the Laplace Law for Biological Vessels and of Estimating Elastic Modulus from Total Stress vs. Strain: a New Practical Method [PDF]

open access: yes, 2013
The quantification of the stiffness of tubular biological structures is often obtained, both in vivo and in vitro, as the slope of total transmural hoop stress plotted against hoop strain. Total hoop stress is typically estimated using the "Laplace law."
Brasseur, James G., Costanzo, Francesco
core   +1 more source

Stiffness modulus prediction against basic physical and mechanical characteristics of recycled base course with foamed bitumen and emulsified bitumen [PDF]

open access: yesArchives of Civil Engineering, 2023
The paper’s objective was to present the results of predicting the stiffness modulus of a recycled mix containing a blended road binder with foamed bitumen and emulsified bitumen. The Sm (acc.
Grzegorz Mazurek   +2 more
doaj   +1 more source

Tailoring the Mechanical Properties of Selective Laser Sintered Parts [PDF]

open access: yes, 2008
The ~£1 million IMCRC-funded integrated project ‘Personalised Sports Footwear: From Elite to High Street’ is investigating the use of Rapid Manufacturing to produce personalised sports shoes, with the aim of enhancing performance, reducing injury, and ...
Caine, M. P.   +4 more
core   +1 more source

Evaluation of Initial Shear Stiffness Empirical Models for Unsaturated Soils with In-situ Down-Hole Tests [PDF]

open access: yesمدل‌سازی پیشرفته در مهندسی عمران
Initial shear stiffness is one of the critical parameters in geotechnical investigations. It mainly applies to evaluating the seismic ground response analysis and the seismic design of earthen structures.
Mahdi Abedinezhad   +2 more
doaj   +1 more source

Non-invasive Evaluation of Aortic Stiffness Dependence with Aortic Blood Pressure and Internal Radius by Shear Wave Elastography and Ultrafast Imaging [PDF]

open access: yes, 2018
Elastic properties of arteries have long been recognized as playing a major role in the cardiovascular system. However, non-invasive in vivo assessment of local arterial stiffness remains challenging and imprecise as current techniques rely on indirect ...
Dizier, B.   +5 more
core   +3 more sources

Influence of Microscopic Parameters on the Stress-Strain Relation in Rocks

open access: yesAdvances in Civil Engineering, 2018
Macromaterial properties should correspond to the mesoscopic parameters simulated in practical engineering problems. Discrete element contains a variety of particle models and its corresponding mesoscopic parameters, and the one-to-one relationship ...
Yanhui Cheng, Weijun Yang
doaj   +1 more source

Dynamic Stiffness Determination of the Rubber Bushing Fem Modelwith Viscoelastic Material Behaviour

open access: yesJournal of Mechanical Engineering, 2022
Presented paper deals with determination of dynamic stiffness of rubber bushing. Viscoelasticity of rubber is introduced. Next rheological models are shown and determined. Theory of the viscoelastic constitutive relation are done with storage modulus and
Danko Ján   +3 more
doaj   +1 more source

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