🚨NEW PAPER🚨
"A promising solution to nullify the net embodied #GHG emissions of civil infrastructure is the use of C-negative materials for concrete manufacturing. C-neutral coal ash & agriculture/forestry by-products, like #biochar, exhibit a high CO2 uptake potential."
🧵
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📝 A lately published paper aimed "to explore the viability of using #biochar as a #CarbonSink and to develop carbon-neutral #concrete with improved performance."
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📉 Experimental findings suggest that "the optimal amount of biochar (1%) slightly improves hydration and mechanical properties, but the combination with mineral additives significantly enhances the performance."
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📊 Thermogravimetric analysis (TGA) revealed that "compared to OPC, the addition of 1% #biochar contributes to a 42% increase in CO2 uptake, while the combination of biochar with 10% class C fly ash further increases #CO2 #capture capacity of the mix by 92%."
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"The carbonated #biochar mortars exhibit up to 64% increased toughness indices indicating the material's great resistance to crack coalescence and propagation at the strain softening stage."
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Scanning Electron Microscopy and Energy Dispersive X-ray Spectroscopy results "validated the prediction of study that the porous morphology of #biochar promoted enhanced CO2 #absorption & in-situ mineralization of CaCO3, resulting in a denser & stronger cement matrix."
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Read the paper about the potential of biochar-enriched cementitious systems for carbon capture and storage here ⬇️
sciencedirect.com/science/articl…

#CarbonCapture
#Biochar
#Concrete
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