Results 81 to 90 of about 1,374,930 (336)

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

Engineering Deformation and Failure in Diamond Triply Periodic Minimal Surface Lattices via 3D Wall‐Thickness Grading

open access: yesAdvanced Engineering Materials, EarlyView.
The work demonstrates that strategic wall‐thickness grading in diamond triply periodic minimal surface lattices enables precise tuning of deformation and failure behavior under compression. Different gradation patterns guide how and where the structure collapses, improving energy absorption or promoting controlled brittle failure.
Giovanni Rizza   +3 more
wiley   +1 more source

The Shear Modulus of Liquids [PDF]

open access: yesLe Journal de Physique IV, 1996
According to the interstitialcy model of condensed matter states, liquids are crystals containing a few percent of self-interstitials in thermal equilibrium. Glasses are frozen liquids. The model is expressed in terms of the properties of the shear modulus, which decreases exponentially with the interstitial concentration and temperature in the liquid ...
openaire   +2 more sources

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

Shear Elastic Modulus on Patellar Tendon Captured from Supersonic Shear Imaging: Correlation with Tangent Traction Modulus Computed from Material Testing System and Test-Retest Reliability.

open access: yesPLoS ONE, 2013
Characterization of the elastic properties of a tendon could enhance the diagnosis and treatment of tendon injuries. The purpose of this study was to examine the correlation between the shear elastic modulus on the patellar tendon captured from a ...
Zhi Jie Zhang, Siu Ngor Fu
doaj   +1 more source

Evaluating the Dynamic Elastic Modulus of Concrete Using Shear-Wave Velocity Measurements

open access: yes, 2017
The objectives of this study are to investigate the relationship between static and dynamic elastic moduli determined using shear-wave velocity measurements and to demonstrate the practical potential of the shear-wave velocity method for in situ dynamic ...
B. Lee   +3 more
semanticscholar   +1 more source

3D mapping of elastic modulus using shear wave optical micro-elastography

open access: yesScientific Reports, 2016
Elastography provides a powerful tool for histopathological identification and clinical diagnosis based on information from tissue stiffness. Benefiting from high resolution, three-dimensional (3D), and noninvasive optical coherence tomography (OCT ...
Jiang Zhu   +9 more
semanticscholar   +1 more source

Unlocking Ultra‐Long Cycle Stability of Li Metal Electrode by Separators Modified by Porous Red Phosphorus Nanosheets

open access: yesAdvanced Functional Materials, EarlyView.
Coating the standard polypropylene separator with a porous red phosphorous nanosheet greatly improves cycling performance in Li electrode cells. The phosphorus‐based surface chemistry deactivates electrolyte solvent decomposition and enhances the cleavage of F‐containing salt, resulting in an inorganic‐dominated electrolyte interphase (SEI) composition
Jiangpeng Wang   +9 more
wiley   +1 more source

Effect of cyclic loading frequencies on shear modulus decay characteristics of saturated sand

open access: yesYantu gongcheng xuebao
In order to reveal shear strain development characteristics and shear modulus decline characteristics of saturated sand under different loading frequencies, undrained cyclic torsional shear tests of saturated sand with different relative densities under ...
XIN Shuanglong 1 , WANG Binghui 1, ZHANG Lei 1, 2, ZHANG Yunfei 1, XU Chengshun 3, JIN Dandan 4
doaj   +1 more source

Repeated Rapid Shear-Responsiveness of Peptide Hydrogels with Tunable Shear Modulus [PDF]

open access: yesBiomacromolecules, 2005
A pair of mutually attractive but self-repulsive decapeptides, with alternating charged/neutral amino acid sequence patterns, was found to co-assemble into a viscoelastic material upon mixing at a low total peptide concentration of 0.25 wt %. Circular dichroism spectroscopy of individual decapeptide solutions revealed their random coil conformation ...
Sivakumar, Ramachandran   +2 more
openaire   +2 more sources

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