Results 111 to 120 of about 817,087 (296)

Programmable Soft Actuator with Multi‐Responsiveness Based on Conductive MOF‐Liquid Crystal Polymer Composite

open access: yesAdvanced Functional Materials, EarlyView.
A sequential dual‐alignment strategy independently programs the orientation of conductive metal‐organic framework (c‐MOF) microrods and liquid crystals within a composite film. This approach creates an asymmetric bilayer structure that enables precise, multi‐responsive actuation.
Taegyun Hong   +5 more
wiley   +1 more source

Off-axis Young’s modulus and off-axis shear modulus of wood measured by flexural vibration tests

open access: yes, 2011
The off-axis Young’s modulus and off-axis shear modulus of wood were obtained by conducting a flexural vibration test under the free-free condition, and performing a subsequent numerical analysis on the test data.
Hiroshi Yoshihara
core   +1 more source

Preferential Interfacial Engineering of Hydrogels via Interdigitated Nanoparticle Assembly

open access: yesAdvanced Functional Materials, EarlyView.
Robust surface functionalization of hydrogel surfaces is performed via interdigitated metal nanoparticle assembly, inducing strong affinity with the hydrogel matrix. The partially exposed nanoparticle domains act as interfacial nanobridges that mediate both chemical and physical bonding with diverse materials, including small molecules, fluorous ...
Hyeonjin Kim   +11 more
wiley   +1 more source

Interpretation of shear modulus degradation tests

open access: yesStudia Geotechnica et Mechanica, 2018
The problem is a continuation of the research conducted at the University of Warmia and Mazury in Olsztyn, Institute of Building Engineering. It concerns the development of methods for the interpretation of the shear modulus measurements based on the ...
Srokosz Piotr   +2 more
doaj   +1 more source

2D Skeletal Muscle Thin Film Actuators Enhance Efficiency of Biohybrid Robots

open access: yesAdvanced Functional Materials, EarlyView.
2D skeletal muscle thin film actuators generate millinewton‐scale forces and millimeter‐scale strokes while remaining functional for over 30 days. Their force density is 20‐fold higher than 3D skeletal muscle actuators, enabling multi‐fin robots with tunable speed and multidirectional steering.
Maheera Bawa   +5 more
wiley   +1 more source

Shear Wave Elastography for Parotid Glands: Quantitative Analysis of Shear Elastic Modulus in Relation to Age, Gender, and Internal Architecture in Patients with Oral Cancer

open access: yesJournal of Imaging
Background: Recently, shear wave elastography (SWE) has been recognized as an effective tool for evaluating Sjögren’s syndrome (SS) patients. The purpose of this study was to assess the parotid glands with SWE, especially for quantitative analysis of ...
Yuka Tanabe, Ai Shirai, Ichiro Ogura
doaj   +1 more source

Stress-History Effects on Shear Modulus of Soils

open access: yesSoils and Foundations, 1973
ABSTRACT The effects of time duration of the confining pressure and stress-history patterns were studied through resonant column tests of soil samples. For each soil the dynamic shear modulus obtained at small shearing strain amplitudes was the quantity evaluated as the testing conditions were changed.
AFIFI, S.S., RICHART, F. E.
openaire   +2 more sources

Modeling of modulus graded axisymmetric adhesive joints

open access: yes
This study presents a refined theoretical framework for the stress analysis of modulus graded axisymmetric adhesive joints which takes into account the radial stresses in the bonded assembly.
Kumar, Shanmugan, Scanlan, J.P.
core   +1 more source

Microscale Patterning of Ultrahigh‐Viscosity Metallic‐Polymer Composites via Embedded Droplet Writing

open access: yesAdvanced Functional Materials, EarlyView.
A hybrid additive manufacturing platform integrates direct droplet writing of metallic composite with VAT photopolymerization to fabricate architected soft magnetic composites. This approach enables microscale patterning of high‐viscosity materials for programmable actuators, adaptive fluidic devices, and switchable adhesives, offering tunable ...
Yeowon Yoon   +4 more
wiley   +1 more source

Magnetic transformation and the influence of plastic strain on the shear modulus of Fe-Cr-Ni alloys

open access: yes, 1966
The Fe-18Cr-9Ni and Fe-19Cr-9Ni alloys exhibit a decrease in shear modulus between 76 and 20 °K. Susceptibility measurements confirm that a paramagnetic to antiferromagnetic transition occurs at about 40 °K in these alloys.
Mikesell, R.P.; Reed, R.P.
core   +1 more source

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