Results 61 to 70 of about 566,845 (299)

Estimation of the shear force in transverse dynamic force microscopy using a sliding mode observer

open access: yesAIP Advances, 2015
In this paper, the problem of estimating the shear force affecting the tip of the cantilever in a Transverse Dynamic Force Microscope (TDFM) using a real-time implementable sliding mode observer is addressed.
Thang Nguyen   +9 more
doaj   +1 more source

Seismic Performance Evaluation of Precast Concrete Beam-to-Shear Link Composite Connection with Bending Moment and Shear Force Separate Method

open access: yesAdvances in Civil Engineering, 2020
A new type of prefabricated reinforced concrete-Y-shaped eccentrically steel brace structure (PRC-Y-ESBS) is developed by combining the mechanical property of prefabricated reinforced concrete frame and Y-shaped eccentrically steel brace, so the seismic ...
Shujun Hu   +3 more
doaj   +1 more source

Mechanical Characteristics of Variable Cross-Section Immersed Tunnels under Spatial Differential Settlement

open access: yesAdvances in Civil Engineering, 2022
This work establishes a fine model reflecting the characteristics of immersed tube structures to study the spatial mechanical characteristics of variable cross section immersed tunnels.
Chunshan Yang   +3 more
doaj   +1 more source

Shear stress fluctuations in the granular liquid and solid phases

open access: yes, 2005
We report on experimentally observed shear stress fluctuations in both granular solid and fluid states, showing that they are non-Gaussian at low shear rates, reflecting the predominance of correlated structures (force chains) in the solidlike phase ...
A. Petri   +14 more
core   +1 more source

Elinvar Materials: Recent Progress and Challenges

open access: yesAdvanced Engineering Materials, EarlyView.
Elinvar materials, exhibiting temperature‐invariant elastic modulus, are critical for precision instruments and emerging technologies. This article reviews recent progress in the field, with a focus on the anomalous thermoelastic behavior observed in key material systems.
Wenjie Li, Yang Ren
wiley   +1 more source

Packaging of Macroscopic Material Payloads: Needs, Challenges, Concepts, and Future Directions

open access: yesAdvanced Engineering Materials, EarlyView.
This review introduces a unified framework that decomposes any macroscopic packaging system into the payload, packaging material, and packaging strategy and combines them into a conceptual packaging equation: packaging strategy = payload + packaging material.
Venkata S. R. Jampani, Manos Anyfantakis
wiley   +1 more source

3D Muscle Deformation Mapping at Submaximal Isometric Contractions: Applications to Aging Muscle

open access: yesFrontiers in Physiology, 2020
3D strain or strain rate tensor mapping comprehensively captures regional muscle deformation. While compressive strain along the muscle fiber is a potential measure of the force generated, radial strains in the fiber cross-section may provide information
Vadim Malis   +3 more
doaj   +1 more source

Jamming of packings of frictionless particles with and without shear

open access: yes, 2018
By minimizing the enthalpy of packings of frictionless particles, we obtain jammed solids at desired pressures and hence investigate the jamming transition with and without shear.
Xu, Ning, Zhang, Shiyun, Zheng, Wen
core   +1 more source

Self-organization of adatom adsorption structure at interaction with tip of dynamic force microscope [PDF]

open access: yes, 2014
The formation of an adatom adsorption structure in dynamic force microscopy experiment is shown as a result of the spontaneous appearance of shear strain caused by external supercritical heating.
Khomenko, Alexei V.
core   +5 more sources

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