Results 21 to 30 of about 652,820 (300)

In-plane shear strength of solid clay brick masonry reinforced with near surface mounted steel bars

open access: yesCase Studies in Construction Materials, 2022
Structural walls made of solid brick masonry have been used for centuries in old buildings, which are vulnerable to earthquakes. Reinforcing this type of walls may increase the overall building seismic strength.
Armando Demaj   +3 more
doaj   +1 more source

A novel drifter designed for use with a mounted Acoustic Doppler Current Profiler in shallow environments [PDF]

open access: yes, 2013
We present a novel design for a surface drifter, mounted with a pulse-coherent Acoustic Doppler Current Profiler (ADCP) for measuring near-surface (depths 0.18-1 m) flows.
Henderson, Stephen M.   +1 more
core   +2 more sources

Fiber Reinforced Polymer Strengthening of Structures by Near-Surface Mounting Method [PDF]

open access: yesPolymers, 2016
This paper provides a critical review of recent studies on strengthening of reinforced concrete and unreinforced masonry (URM) structures by fiber reinforced polymers (FRP) through near-surface mounting (NSM) method. The use of NSM-FRP has been on the rise, mainly due to composite materials’ high strength and stiffness, non-corrosive nature and ease of
Azadeh Parvin, Taqiuddin Syed Shah
openaire   +2 more sources

Flexural performance of RC beams strengthened with near surface mounted CFRP strips

open access: yesAlexandria Engineering Journal, 2016
The near surface mounted (NSM) fiber reinforced polymer (FRP) reinforcement is emerging as a promising alternative strengthening technique to externally bonded reinforcement (EBR) for increasing the load carrying capacity of reinforced concrete (RC ...
Ahmed M. Khalifa
doaj   +1 more source

Experimental and Numerical Assessment of Bonding Between Geopolymer Concrete and CFRP Sheet Using NSM Techniques

open access: yesCivil and Environmental Engineering, 2023
Geopolymer concrete is a new concrete technology that emerged as an alternative to conventional concrete by replacing traditional Portland cement with geopolymer binders.
Al-Abdwais Ahmed H.
doaj   +1 more source

A search for solar-like oscillations in the Am star HD 209625 [PDF]

open access: yes, 2007
The goal is to test the structure of hot metallic stars, and in particular the structure of a near-surface convection zone using asteroseismic measurements.
Abt   +20 more
core   +1 more source

Bond Performance of Near-Surface Mounted BFRP Bars to Concrete

open access: yesThe International Conference on Civil Infrastructure and Construction, 2023
This paper presents the test results of a study on the bond performance of near-surface mounted (NSM) basalt fiber reinforced polymer (BFRP) bars to concrete. Twelve C-shape concrete specimens were tested under direct pull-out loading configuration. Test parameters included the bar surface configuration (deformed and sand coated), the types of epoxy ...
Aljidda, Omar   +2 more
openaire   +2 more sources

Control of laminar-instability waves using a new technique [PDF]

open access: yes, 1982
A new technique using surface-film activators has been developed to induce and control laminar-instability waves by periodic heating. A flat plate was instrumented and installed in the GALCIT High-speed Water Tunnel with flush-mounted surface heaters ...
Brown, G. L.   +2 more
core   +1 more source

Effect of concrete cover thickness and main reinforcement ratio on flexural behavior of RC beams strengthened by NSM-GFRP bars

open access: yesFracture and Structural Integrity, 2020
Experimental and numerical programs were conducted to investigate the effect of concrete cover and area of main steel reinforcement on the flexural behavior of strengthened RC beams by near-surface mounted glass fiber reinforced polymeric (NSM GFRP) bars
Hesham EL-Emam   +4 more
doaj   +3 more sources

Flexural strengthening of RC beams by using a near surface mounted T-section profiles

open access: yesBudownictwo i Architektura, 2014
The paper presents test results of an experimental program of four full-scale RC beams, strengthened in flexure with T-section carbon fiber reinforced polymer (CFRP) profiles and two reference beams subjected to a six point bending.
Szymon Chołostiakow, Renata Kotynia
doaj   +1 more source

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