Results 51 to 60 of about 4,289,894 (301)

Interface Shear Behavior of UHPC

open access: yesSecond International Interactive Symposium on UHPC, 2019
To date, very little research has been conducted on the interface shear behavior of UHPC-class materials. The structural concrete research group at FHWA’s Turner-Fairbank Highway Research Center is currently developing an experimental program to evaluate the interface shear behavior of this class of materials.
Kevin Zmetra   +2 more
openaire   +1 more source

A Numerical–Experimental Approach for Multi‐Matrix Fiber‐Reinforced Plastics Characterization Using Finite Element Model Updating

open access: yesAdvanced Engineering Materials, EarlyView.
A numerical–experimental framework is developed for characterizing multi‐matrix fiber‐reinforced polymers (MM‐FRPs) combining epoxy and polyurethane matrices. Harmonic bending tests are integrated with finite element model updating (FEMU) to simultaneously identify elastic and viscoelastic material parameters.
Rodrigo M. Dartora   +4 more
wiley   +1 more source

Shear Performance of Reinforced Concrete Beams with Varying Recycled Coarse and Fine Aggregate Contents Under Fire Exposure

open access: yesConstruction Materials
The depletion of natural aggregates and the rapid increase in construction and demolition waste have intensified the need for sustainable structural materials.
Mu’tasim Abdel-Jaber   +4 more
doaj   +1 more source

Numerical Investigations on Non-Rectangular Anchor Groups under Shear Loads Applied Perpendicular or Parallel to an Edge

open access: yesCivilEng, 2021
Anchorages of non-rectangular configuration, though not covered by current design codes, are often used in practice due to functional or architectural needs.
Boglárka Bokor, Akanshu Sharma
doaj   +1 more source

Shear Behavior of Concrete Beams Reinforced with GFRP Shear Reinforcement [PDF]

open access: yesInternational Journal of Polymer Science, 2015
This paper presents the shear capacities of concrete beams reinforced with glass fiber reinforced polymer (GFRP) plates as shear reinforcement. To examine the shear performance, we manufactured and tested a total of eight specimens. Test variables included the GFRP strip-width-to-spacing ratio and type of opening array.
Kim, Heecheul   +3 more
openaire   +3 more sources

Thermomechanical Fatigue and Creep–Fatigue Interaction of Inconel 718 Additively Manufactured by Laser Beam Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Thermomechanical fatigue tests of laser beam powder bed fusion (PBF‐LB) Inconel 718 show that the additively manufactured material reaches almost the lifetimes of conventionally‐rolled material under no‐dwell conditions. Introducing dwell times at the maximum temperature markedly reduces the lifetimes due to pronounced grain boundary sliding associated
Stefan Guth   +6 more
wiley   +1 more source

Shear Banding in Time-Dependent Flows of Complex Fluids [PDF]

open access: yes, 2013
We explore theoretically the time-dependent rheological response of complex fluids to step stress, shear startup and strain ramp deformations. We study soft glassy materials and entangled polymeric materials above and below the glass transition using the
COOKE, ROBYN,LUCY
core  

Effect of the axial force and material strength on the seismic behavior of the short shear walls [PDF]

open access: yesمجله مدل سازی در مهندسی, 2017
With respect to the height to width ratio, the concrete shear walls are divided into two categories of cantilever and short shear walls. Cantilever shear walls with the aspect ratio greater than 2 demonstrate flexural behavior while short shear walls ...
Mohammad Ghanizadeh   +2 more
doaj   +1 more source

On Behavior of Granular Materials in Simple Shear

open access: yesSoils and Foundations, 1980
ABSTRACT Simple shear deformation under vertical pressure of granular materials which consist of cohesionless rigid grains, is considered. Based on the mechanics of the relative motion of the grains or families of grains at the microlevel, and by considering the corresponding rate of frictional losses, a simple energy equation is obtained, on the ...
openaire   +2 more sources

A Simplified Laminar Flow Model for the Pultrusion of Glass Fiber/Polyethylene Terephthalate Commingled Yarns

open access: yesAdvanced Engineering Materials, EarlyView.
A simplified thermoplastic pultrusion model is developed to predict thermal fields in glass fiber/polyethylene terephthalate (GF/PET) composites with reduced computational cost. By combining effective material homogenization, validation against literature data, and Gaussian‐process‐based optimization, the study reveals how heating limits, pulling speed,
Elder Soares   +3 more
wiley   +1 more source

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