Early-age strength of CO2 cured alkali-activated blast furnace slag pastes
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DOI: 10.1016/j.conbuildmat.2021.123075
Abstract: Abstract The effect of CO2 curing including pre-conditioning on alkali-activated slags, activated by different alkaline activators (NaOH, Na2SiO3, and KOH solution), is studied. While dry pre-conditioning before the CO2 curing increases the strengths of all… read more here.
Keywords: alkali activated; co2 curing; naoh na2sio3; co2 ... See more keywords
CO2 Curing Efficiency for Cement Paste and Mortars Produced by a Low Water-to-Cement Ratio
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DOI: 10.3390/ma13173883
Abstract: Curing by CO2 is a way to utilize CO2 to reduce greenhouse gas emissions. Placing early-age cement paste in a CO2 chamber or pressure vessel accelerates its strength development. Cement carbonation is attributed to the… read more here.
Keywords: low water; co2; co2 curing; cement ... See more keywords
Carbon Emission Evaluation of CO2 Curing in Vibro-Compacted Precast Concrete Made with Recycled Aggregates
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DOI: 10.3390/ma16062436
Abstract: The objective of the present study was to explore three types of vibro-compacted precast concrete mixtures replacing fine and coarse gravel with a recycled/mixed concrete aggregate (RCA or MCA). The portlandite phase found in RCA… read more here.
Keywords: vibro compacted; co2 curing; rca mca; precast concrete ... See more keywords