Results 101 to 110 of about 817,087 (296)

The site-dependent changes in vastus lateralis shear modulus and fascicle length with hip joint angle manipulation

open access: yes
In humans, transmission of muscle force laterally along muscle fibers, known as epimuscular myofascial force transmission (EMFT) has typically relied on a single indicator, either muscle stiffness or length (despite their nonlinear relationship) which ...
Yanagida, Keigo   +2 more
core   +1 more source

Complex shear modulus reconstruction using ultrasound shear-wave imaging [PDF]

open access: yes, 2010
Many pathological processes in tissues are recognized by morphological changes that reflect alterations of the soft tissue mechanical properties. Ultrasound shear-wave imaging can provide quantitative information about soft tissue mechanical properties ...
Orescanin, Marko
core  

Coordinated Architectural and Chemical Reinforcement in the Crushing Mandible of a Soldier Termite

open access: yesAdvanced Functional Materials, EarlyView.
The crushing mandible of a soldier termite withstands substantial biting loads despite lacking mineral. Its cuticle is partitioned: convex teeth pair hardness and zinc enrichment with aligned chitin fibers for contact durability, while stiffer concave regions between teeth carry bending loads.
Andrew Tran Nguyen   +16 more
wiley   +1 more source

Theory of Shear Modulus in Glasses

open access: yes, 2018
We construct a linear response theory of applying shear deformations from boundary walls in the film geometry in Kubo's theoretical scheme. Our method is applicable to any solids and fluids. For glasses, we assume quasi-equilibrium around a fixed inherent state.
Onuki, Akira, Kawasaki, Takeshi
openaire   +2 more sources

Dynamically Actuated Reconfigurable Topographical Surface Enables Active Control of Implant‐Associated Infections

open access: yesAdvanced Functional Materials, EarlyView.
A dynamically actuated reconfigurable topographical surface (DARTS) integrates contact‐mediated bactericidal nanotopography with programmable mechanical actuation to actively disrupt bacterial biofilms. Dynamic surface reconfiguration enhances bacterial killing and suppresses implant‐associated infections in vivo, providing a new strategy for active ...
Mohammad Asadi Tokmedash   +4 more
wiley   +1 more source

Mechanical Programming of PEGDA‐β‐CD Polyrotaxane‐Based Hydrogels via Host–Guest Molecular Recognition

open access: yesAdvanced Functional Materials, EarlyView.
A mechanically programmable hydrogel for tissue engineering is developed by modulating the molecular threading density of poly(ethylene glycol) diacrylate‐β‐cyclodextrin (PEGDA‐β‐CD) polyrotaxane and combining it with β‐CD‐modified gelatin. The polyrotaxane‐guided transition from disordered pores to laminar microstructures enables precise tuning ...
Shiyi Chen   +10 more
wiley   +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

Load Distributing Metamaterials Via Discrete Optimization

open access: yesAdvanced Functional Materials, EarlyView.
Mechanical metamaterials are computationally optimized to homogenize transmitted forces by minimizing the spread of reaction forces. The resulting architectures transform localized loading into broader, more uniform force distributions and experimentally demonstrate robust load spreading under quasi‐static and impact loading.
Andrea Detry   +6 more
wiley   +1 more source

Research on compression-shear behavior and modulus transition design of asphalt layer in rigid-flexible composite pavement

open access: yes工程科学学报
The stiffness of base layers significantly influences the mechanical response and failure mode of asphalt pavement structures. To investigate the mechanical behavior of the asphalt layer and enhance its structural performance, this study systematically ...
Zhaohui LIU   +3 more
doaj   +1 more source

Shear wave velocity and shear modulus of silty sand

open access: yesJapanese Geotechnical Society Special Publication, 2016
Conference Theme: New Innovations and ...
Yang, J, Liu, X
openaire   +3 more sources

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