Results 31 to 40 of about 170,715 (313)

Improving of post buckling behavior concentric braces by using of restricted fuse based on experimental and numerical studies [PDF]

open access: yesJournal of Structural and Construction Engineering, 2020
The concentrically braced system is one of the most common lateral loadbearing systems among the steel structures. This system has various apparent forms where the main characteristic of them all is their significant stiffness and lateral strength.
Ali kachooee   +2 more
doaj   +1 more source

Development of a super ductile diecast Al-Mg-Si alloy [PDF]

open access: yes, 2012
This is the post-print version of the final paper published in Materials Science and Engineering A. The published article is available from the link below.
Fan, Z, Watson, D, White, M
core   +1 more source

Flexural behavior of RC beams strengthened with CFRP sheets and ECC layers

open access: yesDiscover Applied Sciences
To further enhance the flexural capacity and ductility of reinforced concrete (RC) beams, this study proposes an innovative strengthening method. This approach, referred to as Carbon Fiber Reinforced Polymer (CFRP) and Engineered Cementitious Composite ...
Xiaobing Hou   +9 more
doaj   +1 more source

Deep Embedment (DE) FRP Shear Strengthening of Concrete Bridge Slabs under Loads Close to Supports

open access: yesApplied Sciences, 2018
Shear forces are the most common governing failure mechanism of reinforced concrete bridge deck slabs subjected to loads close to their supports. This paper reveals a comprehensive study of the behaviour of concrete slabs shear-strengthened with a deep ...
Lipeng Xia, Yu Zheng
doaj   +1 more source

Low‐Cost, Large‐Scale Nanoporous Metals by Mechanical Alloying, Oxide Reduction, and Dealloying of Powders

open access: yesAdvanced Engineering Materials, EarlyView.
Powder metal processing provides scalable advantages in nanoporous (np) metal development. Mechanical alloying is used to produce unique precursors for hybrid nanopore formation by oxide reduction and dealloying. As demonstrated in np Ag, this approach improves process efficiency while promoting smaller ligaments and larger pores, both of which are ...
Mark A. Atwater, Oliver A. Fowler
wiley   +1 more source

Multifactor Analysis of Pore Water Pressure of Silt Soil Under Subway Load Based on Uniform Design

open access: yesAdvances in Civil Engineering
To elucidate the mechanisms of accumulated pore pressure in the soil surrounding subway tunnels and identify its influencing factors, this study selected the silt soil from Shanghai Metro Line 10 as the research object. A series of dynamic triaxial tests
Qian Lv   +4 more
doaj   +1 more source

On the Lightweight Potential of Laser Additive Manufactured NiTi Triply Periodic Minimal Sheet Lattices

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the lightweight potential of laser additive‐manufactured NiTi triply periodic minimal surface sheet lattices. It systematically investigates the effects of relative density and unit cell size on surface quality, deformation recovery, compression behavior, and energy absorption.
Haoming Mo   +3 more
wiley   +1 more source

Enhanced thermal stability and fracture toughness of TiAlN coatings by Cr, Nb and V-alloying [PDF]

open access: yes, 2018
The effect of metal alloying on mechanical properties including hardness and fracture toughness were investigated in three alloys, Ti~0.33Al0.50(Me)~0.17N (Me¿=¿Cr, Nb and V), and compared to Ti0.50Al0.50N, in the as-deposited state and after annealing ...
Andersson, J. M.   +7 more
core   +2 more sources

Mechanical properties of fiber reinforced concrete mixed with recycled fine aggregate: compressive, flexural, and tensile behavior

open access: yesDiscover Applied Sciences
Recycled fine aggregates (RFA), as a recyclable and reusable material, can help reduce the exploitation of natural resources and promote resource recycling.
Yanfen Gong   +12 more
doaj   +1 more source

Seismic strengthening of nonductile bridge piers using low-cost glass fiber polymers [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2020
Several recent earthquakes have indicated that the design and construction of bridges based on former seismic design provisions are susceptible to fatal collapse triggered by the failure of reinforced concrete columns.
K. Rodsin   +4 more
doaj   +1 more source

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