Multiscale investigations into the fracture toughness of SiC/graphene composites: Atomistic simulations and crack-bridging model
Sign Up to like & getrecommendations! Published in 2020 at "Ceramics International"
DOI: 10.1016/j.ceramint.2020.08.082
Abstract: Abstract Experiments showed that the fracture toughness of silicon carbide (SiC) ceramics can be enhanced by adding graphene-based fillers. To understand the toughening mechanism and thoroughly explore the toughening potential, we used a multiscale approach… read more here.
Keywords: bridging model; graphene; fracture toughness; sic graphene ... See more keywords
Crack-bridging degradation and evolution in SFRC structural beams under variable amplitude flexural cyclic loading
Sign Up to like & getrecommendations! Published in 2021 at "Composite Structures"
DOI: 10.1016/j.compstruct.2021.114176
Abstract: Abstract A few studies have demonstrated a degradation in the performance of the steel-fibers in bridging cracks over the lifetime of steel-fiber reinforced concrete (SFRC) structures but only considered for constant amplitude cyclic loading. However,… read more here.
Keywords: bridging degradation; crack bridging; crack; sfrc structural ... See more keywords
Experimental study on crack bridging in engineered cementitious composites under fatigue tensile loading
Sign Up to like & getrecommendations! Published in 2017 at "Construction and Building Materials"
DOI: 10.1016/j.conbuildmat.2017.07.193
Abstract: Abstract The crack bridging behaviour of Engineered Cementitious Composites (ECCs) under fatigue tensile loading is investigated experimentally in this paper. Uniaxial fatigue tension tests were conducted on pre-cracked specimens under deformation control with constant crack… read more here.
Keywords: fatigue tensile; degradation; engineered cementitious; cementitious composites ... See more keywords
Effects of nanofiber orientations on the fracture toughness of cellulose nanopaper
Sign Up to like & getrecommendations! Published in 2018 at "Engineering Fracture Mechanics"
DOI: 10.1016/j.engfracmech.2018.03.034
Abstract: Abstract Cellulose nanopaper exhibits superior mechanical properties with both high strength and toughness, and the crack bridging mechanism of nanofibers makes the most significant contribution to its fracture toughness. In this paper, we investigate the… read more here.
Keywords: cellulose nanopaper; fracture toughness; crack bridging;
A multiscale crack-bridging model of cellulose nanopaper
Sign Up to like & getrecommendations! Published in 2017 at "Journal of The Mechanics and Physics of Solids"
DOI: 10.1016/j.jmps.2017.03.004
Abstract: Abstract The conflict between strength and toughness is a long-standing challenge in advanced materials design. Recently, a fundamental bottom-up material design strategy has been demonstrated using cellulose nanopaper to achieve significant simultaneous increase in both… read more here.
Keywords: multiscale crack; cellulose nanopaper; model; toughness ... See more keywords
Influence of Crack Width in Alternating Tension–Compression Regimes on Crack-Bridging Behaviour and Degradation of PVA Microfibres Embedded in Cement-Based Matrix
Sign Up to like & getrecommendations! Published in 2020 at "Materials"
DOI: 10.3390/ma13184189
Abstract: The use of high-performance polymeric microfibres in enhancing the ductility of cementitious composites is widespread. A vivid example is the application of strain-hardening cement-based composites (SHCCs) in the construction industry. However, there are a few… read more here.
Keywords: alternating tension; crack width; tension compression; bridging capacity ... See more keywords