Influence of cracking and healing on the gas permeability of cementitious composites

dc.authoridBALCIKANLI BANKIR, MUZEYYEN/0000-0001-5091-8766
dc.contributor.authorYildirim, Gurkan
dc.contributor.authorSahmaran, Mustafa
dc.contributor.authorBalcikanli, Muzeyyen
dc.contributor.authorOzbay, Erdogan
dc.contributor.authorLachemi, Mohamed
dc.date.accessioned2024-09-18T20:25:17Z
dc.date.available2024-09-18T20:25:17Z
dc.date.issued2015
dc.departmentHatay Mustafa Kemal Üniversitesien_US
dc.description.abstractThe main objective of the study presented in this paper was to investigate the influence of cracking and self-healing on the gas permeability of Engineered Cementitious Composites (ECC). To deliberately introduce microcracks, specimens were pre-loaded to different deformation levels under splitting tensile loading and exposed to different environmental conditionings for the assessment of self-healing. Gas permeability (GP) and resonant frequency (RF) tests, crack characteristics observation and microstructural analysis were conducted to analyze the effect of cracking and healing on the properties of cementitious composites. Test results indicate that the self-healing effect determined through GP and RF tests was strongly influenced by changes in the chemical compositions of the mixtures. Application of pre-loading led to significant increases in GP results, so that even microcracks of less than 50 mu m caused a GP coefficient fifty times higher than that of sound specimens. However, the recovery in GP results could be escalated up to 96% after only a month through proper material design and conditioning. It therefore appears that microcracking and subsequent healing is influential on the GP recovery rates of specimens, but not on RF recovery rates. (C) 2015 Elsevier Ltd. All rights reserved.en_US
dc.description.sponsorshipScientific and Technical Research Council (TUBITAK) of Turkey [MAG-112M876]; Turkish Academy of Sciencesen_US
dc.description.sponsorshipThe authors gratefully acknowledge the financial assistance of the Scientific and Technical Research Council (TUBITAK) of Turkey provided under Project: MAG-112M876 and the Turkish Academy of Sciences, Young Scientist Award program.en_US
dc.identifier.doi10.1016/j.conbuildmat.2015.02.095
dc.identifier.endpage226en_US
dc.identifier.issn0950-0618
dc.identifier.issn1879-0526
dc.identifier.scopus2-s2.0-84944685417en_US
dc.identifier.scopusqualityQ1en_US
dc.identifier.startpage217en_US
dc.identifier.urihttps://doi.org/10.1016/j.conbuildmat.2015.02.095
dc.identifier.urihttps://hdl.handle.net/20.500.12483/10214
dc.identifier.volume85en_US
dc.identifier.wosWOS:000354139400023en_US
dc.identifier.wosqualityQ1en_US
dc.indekslendigikaynakWeb of Scienceen_US
dc.indekslendigikaynakScopusen_US
dc.language.isoenen_US
dc.publisherElsevier Sci Ltden_US
dc.relation.ispartofConstruction and Building Materialsen_US
dc.relation.publicationcategoryMakale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanıen_US
dc.rightsinfo:eu-repo/semantics/closedAccessen_US
dc.subjectGas permeabilityen_US
dc.subjectResonant frequencyen_US
dc.subjectSelf healingen_US
dc.subjectCracken_US
dc.subjectCementitious compositesen_US
dc.titleInfluence of cracking and healing on the gas permeability of cementitious compositesen_US
dc.typeArticleen_US

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