Results 81 to 90 of about 5,250 (307)

Experimental study on large-scale compression members strengthened with circumferential prestressed CFRP plate

open access: yesHeliyon
There have been many research reports on the reinforcement of small-sized square columns with a cross-section of 200mm–300mm using prestressed carbon fiber-reinforced polymer (CFRP) materials, while there are few studies on piers in bridge and tower ...
Xiaoying Chen   +7 more
doaj   +1 more source

Numerical Exploration of Thermal Shock Resistance in MgO–C Refractories

open access: yesAdvanced Engineering Materials, EarlyView.
A mesostructure‐resolved numerical framework is developed to evaluate the thermal shock resistance of MgO–C refractories. By modeling interface debonding under rapid temperature changes and introducing a modified thermal shock parameter that accounts for mesocracks, the study shows how graphite content and aggregate size influence thermal shock ...
Jishnu Vinayak Gopi   +3 more
wiley   +1 more source

Analysis of problems related to slingshot shock machine high-velocity shock testing [PDF]

open access: yes
Slingshot device for high-velocity shock testing analyzed for impact delivery, shock pulse, and g ...
Shipley, J. W.
core   +1 more source

Fatigue Crack Initiation and Growth in Nanocrystalline Ni at Multiple Length‐Scales

open access: yesAdvanced Engineering Materials, EarlyView.
Overview of miniaturized in situ SEM fatigue setup and resultant fatigue crack growth data for nanocrystalline Ni. The presented study focuses on the analysis of fatigue crack growth rate (FCGR) in focused ion beam‐notched microcantilevers prepared from nanocrystalline (NC) Ni as a model material.
Igor Moravcik   +7 more
wiley   +1 more source

Research and application of spatial distribution law of additional compressive stress field in surrounding rock of bolt support

open access: yesMeitan xuebao
The application of coal mine roadway bolt support has been widely adopted. The additional stress field due to the support action of the bolts on the surrounding rock is crucial for quantifying support parameters and optimizing support schemes.
Yuantian SUN   +6 more
doaj   +1 more source

Cause Analysis of Fracture of Flange Bolts of Natural Gas Pipelines in Pressure Regulating Station [PDF]

open access: yesCailiao Baohu, 2021
The flange bolts of natural gas pipelines of a company’s public system pressure regulating station were broken. In order to find out the reason, fractured flange bolts were analyzed by macro inspection.
ZHOU Gong-wen
doaj  

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

Short term durability of steel-strap confined concrete [PDF]

open access: yes, 2016
Steel strapping tensioning technique (SSTT) confinement has been proven as a type of external confinement to retrofit and upgrade concrete structures. Their remarkable enhancement to concrete mechanical properties, practicing active lateral confinement ...
Awang, A. Z., Lee, H. P., Omar, W.
core   +1 more source

Substrate Stress Relaxation Regulates Cell‐Mediated Assembly of Extracellular Matrix

open access: yesAdvanced Functional Materials, EarlyView.
Silicone‐based viscoelastic substrates with tunable stress relaxation reveal how matrix mechanics regulates cellular mechanosensing and cell‐mediated matrix remodelling in the stiff regime. High stress relaxation promotes assembly of fibronectin fibril‐like structures, increased nuclear localization of YAP and formation of β1 integrin‐enriched ...
Jonah L. Voigt   +2 more
wiley   +1 more source

Volunteer Muscle Activity in Dynamic Events. Input Data for Human Body Models. [PDF]

open access: yes, 2014
Human body models (HBMs) are virtual human surrogates used to predict kinematic and injury responses during motor vehicle crashes. In recent years, active musculature has been incorporated into HBMs for enhanced biofidelity in simulated emergency ...
Olafsdottir, Jona Marin
core  

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