Results 21 to 30 of about 17,441 (312)

Re-use of Natural Clayey Waste as Supplementary Cementitious Material

open access: yesChemical Engineering Transactions, 2019
In 2015 total world cement manufacture was estimated at 4.6 billion tons and the CO2 emissions from cement plants were equal to approximately 3.7 billion metric tons, representing about 7% of the global anthropogenic emissions.
Claudio Ferone   +3 more
doaj   +1 more source

State-of-the-art-review on rice husk ash: A supplementary cementitious material in concrete

open access: yesJournal of King Saud University: Engineering Sciences, 2021
Rice husk ash (RHA) is a good supplementary cementitious material for concrete production, as it requires low energy and emits negligible greenhouse gas during processing and service life as well as it shows high pozzolanic reactivity.
Ayesha Siddika   +3 more
doaj   +1 more source

Production-Process Simulation and Life-Cycle Assessment of Metakaolin as Supplementary Cementitious Material

open access: yesEng, 2023
An environmental assessment of metakaolin as a supplementary cementitious material (SCM) through an integrated production-process-simulation and Life-Cycle-Assessment (LCA) approach is presented in this work.
Theodora Tasiopoulou   +3 more
doaj   +1 more source

Can superabsorbent polymers mitigate shrinkage in cementitious materials blended with supplementary cementitious materials? [PDF]

open access: yes, 2016
A promising way to mitigate autogenous shrinkage in cementitious materials with a low water-to-binder ratio is internal curing by the use of superabsorbent polymers. Superabsorbent polymers are able to absorb multiple times their weight in water and can be applied as an internal water reservoir to induce internal curing and mitigation of self ...
Snoeck, Didier   +2 more
openaire   +4 more sources

Wet-Treated MSWI Fly Ash Used as Supplementary Cementitious Material

open access: yesAdvances in Materials Science and Engineering, 2015
Municipal solid waste incineration (MSWI) is a common technique in treatment of domestic waste. This technique annually produces approximately 25 Mt solid residues (i.e., bottom and fly ash) worldwide which is also a major issue in current research.
Martin Keppert   +3 more
doaj   +1 more source

Special Issue: Supplementary Cementitious Materials in Concrete, Part I [PDF]

open access: yesMaterials, 2021
The environmental impact of the Portland cement production and the large use of cement-based building materials is a growing problem [...]
Alessandro P. Fantilli   +1 more
openaire   +2 more sources

Experimental investigation of bio-concrete using eggshells as supplementary cementitious material [PDF]

open access: yesMATEC Web of Conferences
The present experimental research study was focused on examining the feasibility of utilising recycled eggshells as a partial cement replacement in concrete, in order to provide a sustainable solution for the construction industry.
Abbas Ali, Jabr Elias
doaj   +1 more source

Crack mitigation in concrete : superabsorbent polymers as key to success? [PDF]

open access: yes, 2017
Cracking is a major concern in building applications. Cracks may arise from shrinkage, freeze/thawing and/or structural stresses, amongst others. Several solutions can be found but superabsorbent polymers (SAPs) seem to be interesting to counteract these
De Belie, Nele   +4 more
core   +3 more sources

Exploring the applicability of thermodynamic modeling to predict the degree of reaction of supplementary cementitious materials in Portland cements

open access: yesDevelopments in the Built Environment, 2023
A reaction degree of supplementary cementitious materials (SCMs) in hydrated Portland cement is an important factor that enables prediction of the performance of concrete, while conventional methods for estimating the degree of reaction of SCMs are ...
Daniel Tariku   +3 more
doaj   +1 more source

Ladle Furnace Slag as a Partial Cement Substitute in Mortars with Water-Retaining Admixtures [PDF]

open access: yesMaterials Research
Ladle furnace slag (LFS) is a byproduct from steel refining with high calcium oxides and hydroxides contents, making it viable as a supplementary cementitious material (SCM), enhancing microstructure and mechanical properties, particularly in mortars ...
Everton de Freitas Cordova de Souza   +5 more
doaj   +1 more source

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