Results 91 to 100 of about 203,884 (214)

Contribution to sustainable seismic design of reinforced concrete members through embodied CO2 emissions optimization [PDF]

open access: yes, 2017
The embodied CO2 emissions of reinforced concrete (RC) structures can be significantly reduced by structural optimization that maximizes structural efficiency. Previous studies dealing with design of RC structures for minimum CO2 emissions do not address
Alcorn   +24 more
core   +1 more source

Assessment of the effectiveness of prestressed NSM CFRP laminates for the flexural strengthening of RC beams [PDF]

open access: yes, 2013
The flexural behavior of RC beams strengthened with prestressed near-surface-mounted (NSM) carbon-fiber-reinforced-polymer (CFRP) laminate was investigated in this paper. For this purpose, four RC beams were tested under monotonic four-point loading. One
Barros, Joaquim A. O.   +2 more
core  

Optimization of liquid crystal devices based on weakly conductive layers for lensing and beam steering [PDF]

open access: yes, 2017
Liquid crystals are mostly known for their use in displays, but over the past decade these materials have been applied in a number of other devices such as tunable lenses or beam steering devices.
Beeckman, Jeroen   +3 more
core   +2 more sources

The shear behavior of CFRP Strengthened RC beams

open access: yesMagazine of Civil Engineering, 2020
The primary objective of this paper is to study the effectiveness of using externally applied CFRP composites as a method of shear strengthening. The parameters investigated in this study included CFRP amount and distribution (i.e., sheet versus strips), bonded surface (i.e., web sheet versus U-wrap), and fiber orientation (i.e., 90° fiber direction ...
openaire   +2 more sources

Flexural performance of reinforced concrete beams repaired using conventional cementitious mortars

open access: yesJournal of Infrastructure Preservation and Resilience
Initial defects in reinforced concrete (RC) structures frequently arise during and after construction due to deficiencies in materials, methods, workmanship, or environmental conditions.
Leandro Madeira Branco   +2 more
doaj   +1 more source

Experimental test of higher-order Laguerre–Gauss modes in the 10 m Glasgow prototype interferometer [PDF]

open access: yes, 2013
Brownian noise of dielectric mirror coatings is expected to be one of the limiting noise sources, at the peak sensitivity, of next generation ground based interferometric gravitational wave (GW) detectors.
Barr, B.W.   +10 more
core   +1 more source

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