Results 101 to 110 of about 12,946 (261)

Autogenous shrinkage of zeolite cement pastes with low water-binder ratio [PDF]

open access: yes, 2015
Self-desiccation is one common phenomenon of high-performance cementitious materials characterized by low water to cementitious material ratio (w/c).
De Schutter, Geert   +3 more
core   +1 more source

Effect of CO2 concentration on high-temperature carbon fixation and pozzolanic activity of high-calcium fly ash

open access: yes工程科学学报
To simultaneously capture CO2 emitted from coal-fired power plants and enhance the pozzolanic activity of high-calcium fly ash, this study investigates the carbon fixation behavior of high-calcium fly ash through dry carbonation under various atmospheric
Shengyu SU   +6 more
doaj   +1 more source

Effect of supplementary cementitious materials on capillary sorption : relation with drying rate and testing time [PDF]

open access: yes, 2017
The water sorption phenomenon in a cementitious matrix is responsible for the ingress of several deleterious agents, and it is directly related to pore connectivity and pore volume.
Alderete, Natalia Mariel   +2 more
core  

Pozzolanic activity of oil-refining catalyst: evaluation by electron and atomic force microscopy [PDF]

open access: bronze, 2015
Joachim Jeremias   +5 more
openalex   +1 more source

Pitchstone Fines: A New Inorganic Binder For Portland Cement-Based Construction Products [PDF]

open access: yes, 2010
The findings of this investigation into the performance pitchstone fines (PF) sourced from a naturally occurring pitchstone deposit in Queensland Australia as a potential pozzolanic supplementary cementitious material (SCM) are reported.
Haggman, J   +4 more
core  

Waste clay materials as pozzolanic additions [PDF]

open access: yes, 2009
En: 1st Spanish National Conference on Advances in Materials Recycling and Eco – Energy Madrid, 12-13 November 2009.-- Editors: F. A. López, F. Puertas, F. J. Alguacil and A.
Ferreiro, S.   +4 more
core  

The Possibilities for Using Ash and Slag Waste in Civil Engineering

open access: yesApplied Sciences
This research aimed to improve our understanding of how ash and slag waste (ASW) could be used in civil engineering. The present study concentrated on the utilisation of bottom sand (ASW) in cement composites as a replacement for a part of aggregate and ...
Natalia Stankiewicz, Wioleta Rutkowska
doaj   +1 more source

Clinkering and early age hydration characterization of Belite-Alite Calcium Sulfoaluminate (BACSA) cements [PDF]

open access: yes, 2015
In this work, four BACSA clinkers with different compositions (belite ~ 70-55 wt %, alite ~ 10-15 wt % and ye’elimite ~ 10-15 wt %) were synthesized (at laboratory scale).
García-Aranda, Miguel Ángel   +5 more
core  

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