Role of matrix structure and flaw size distribution modification on deflection hardening behavior of polyvinyl alcohol fiber reinforced engineered cementitious composites (PVA-ECC)
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Central South University"
DOI: 10.1007/s11771-019-4252-y
Abstract: The multiple cracking and deflection hardening performance of polyvinyl alcohol fiber reinforced engineered cementitious composites (PVA-ECC) under four-point flexural loading have been investigated. Matrices with different binder combinations and W/B ratios (from 0.44 to 0.78)… read more here.
Keywords: size distribution; flaw size; flaw; deflection hardening ... See more keywords
Mechanical properties and failure behavior of rock with different flaw inclinations under coupled static and dynamic loads
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Central South University"
DOI: 10.1007/s11771-020-4520-x
Abstract: The deep fissured rock mass is affected by coupled effects of initial ground stress and external dynamic disturbance. In order to study the effect of internal flaw on pre-stressed rock mechanical responses and failure behavior… read more here.
Keywords: flaw inclinations; failure behavior; different flaw; axial static ... See more keywords
Effect of grout in-filling, flaw thickness and inclination angle on strength and failure pattern of rock-like specimens with single flaw
Sign Up to like & getrecommendations! Published in 2019 at "Arabian Journal of Geosciences"
DOI: 10.1007/s12517-019-4860-8
Abstract: The flaws that exist in rock masses may lead to crack propagation and instability of rock masses. Epoxy resin is often used to fill in flaws and to reinforce the fractured rock masses. Previous studies… read more here.
Keywords: inclination; inclination angle; flaw; flaw thickness ... See more keywords
Experimental and Theoretical Study of Failure Characteristics of Rock Containing Single 3D Internal Open-Type Flaws
Sign Up to like & getrecommendations! Published in 2021 at "Arabian Journal for Science and Engineering"
DOI: 10.1007/s13369-020-05250-7
Abstract: A 3D internal open-type flaw inside gypsum rock-like specimens is prepared using a volume-loss method. It has three types of flaw inclinations and four types of flaw strike lengths. Uniaxial compression and acoustic emission monitoring… read more here.
Keywords: internal open; flaw; failure; rock ... See more keywords
Multi-sensor investigations of optical emissions and their relations to directed energy deposition processes and quality
Sign Up to like & getrecommendations! Published in 2018 at "Additive manufacturing"
DOI: 10.1016/j.addma.2018.03.017
Abstract: Abstract Optical Emissions Spectroscopy and plume imaging were utilized to investigate flaws generated during directed energy deposition additive manufacturing. Ti-6Al–4 V coupons were built using varying laser power, powder flow rate, and hatching pattern to induce… read more here.
Keywords: directed energy; optical emissions; energy deposition; flaw ... See more keywords
Influence of single flaw on the failure process and energy mechanics of rock-like material
Sign Up to like & getrecommendations! Published in 2017 at "Computers and Geotechnics"
DOI: 10.1016/j.compgeo.2017.01.011
Abstract: Abstract This paper investigates the influence of a flaw on crack initiation, the failure mode, deformation field and energy mechanism of the rock-like material under uniaxial compression. The results of laboratory test and numerical simulation… read more here.
Keywords: energy; like material; rock like; failure ... See more keywords
Micro- and macrocracking behaviors in granite and molded gypsum containing a single flaw
Sign Up to like & getrecommendations! Published in 2021 at "Construction and Building Materials"
DOI: 10.1016/j.conbuildmat.2021.123452
Abstract: Abstract The effect of preexisting defects on fracture behaviors is significant for the stability analysis of rock engineering. To study the effect of preexisting flaws on the micro- and macrocracking behaviors of rocks, photographic monitoring… read more here.
Keywords: micro macrocracking; initiation; macrocracking behaviors; flaw ... See more keywords
Determining the crack acceptability in the welded joints of a wind loaded cylindrical steel shell structure
Sign Up to like & getrecommendations! Published in 2018 at "Engineering Failure Analysis"
DOI: 10.1016/j.engfailanal.2018.04.032
Abstract: Abstract Engineering critical assessment can be considered as a mandatory request in the civil engineering designing and manufacturing process. The paper is presenting the procedure for determination of crack acceptability based on fracture toughness with… read more here.
Keywords: steel shell; welded joints; structure; flaw ... See more keywords
Volumetric fracturing behavior of 3D printed artificial rocks containing single and double 3D internal flaws under static uniaxial compression
Sign Up to like & getrecommendations! Published in 2019 at "Engineering Fracture Mechanics"
DOI: 10.1016/j.engfracmech.2018.11.030
Abstract: Abstract In nature, rock discontinuities, e.g., cracks, voids and joints, are usually three-dimensional, which to a large extent control the volumetric fracturing behaviors of rock masses. Understanding their growth behaviors and effects on rock volumetric… read more here.
Keywords: artificial rocks; rocks containing; internal flaws; containing single ... See more keywords
Overt Yet Covert: The Paradox of the Positive Flaw in Public Relations Practice
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DOI: 10.1016/j.pubrev.2020.101929
Abstract: Abstract Research continues to look for advances and flaws in the theory and practice of public relations. One such flaw, coined “the paradox of the positive” ( Heath & Waymer, 2009 ), challenges theory and… read more here.
Keywords: paradox positive; overt yet; practice; public relations ... See more keywords
The missing consequences: A fourth flaw of experiments
Sign Up to like & getrecommendations! Published in 2022 at "Behavioral and Brain Sciences"
DOI: 10.1017/s0140525x21000686
Abstract: Abstract Decisions are affected by the potential consequences as much as any factor during the decision-making process. This prospective influence represents another flaw overlooked by most experiments that raises questions about the use of certain… read more here.
Keywords: flaw experiments; flaw; consequences fourth; missing consequences ... See more keywords