Cement and concrete research, Vol. 39 N° 7. Cement and concrete research - Juillet 2009
| Titre : | Cement and concrete research, Vol. 39 N° 7. Cement and concrete research - Juillet 2009 |
| Type de document : | Bulletin |
| Paru le : | 15/11/2009 |
Dépouillements
Article : texte imprimé
Larbi Kacimi, Auteur ;
Angélique Simon-Masseron, Auteur ;
Souria Salem, Auteur
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This study is concerned with the increase of the cooling rate of belite clinker, by using the water quenching for the chemical stabilization of reactive belite, which improves the hydraulic properties of this clinker. The addition of adequate mi[...]
Article : texte imprimé
Robert Ianoş, Auteur ;
Ioan Lazău, Auteur ;
Cornelia Păcurariu, Auteur
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Single-phase 3CaO·Al2O3 powders were prepared via solution combustion synthesis using a fuel mixture of urea and β-alanine. The concept of using this fuel mixture comes from the individual reactivity of calcium nitrate and aluminum nitrate with [...]
Article : texte imprimé
P. Ballester, Auteur ;
A. Hidalgo, Auteur ;
I. Mármol, Auteur
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The effect of temperature on fresh mortar and cement paste was evaluated by simulating the curing conditions of external buildings plastering applied under extremely hot weather. The specimens were heated at controlled temperatures in the 40−80 [...]
Article : texte imprimé
Sulapha Peethamparan, Auteur ;
Jan Olek, Auteur ;
Sidney Diamond, Auteur
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A study of the physicochemical interaction of a high free lime (CaO) content cement kiln dust (CKD) with expansive Na-montmorillonite clay is presented. Moist compacted specimens of the CKD-treated clay, the clay alone, the CKD alone, and (for c[...]
Article : texte imprimé
This article presents a report of the mixing of concrete on the laboratory scale in a single-shaft and twin-shaft mixer. For both mixers we selected five concrete recipes that cover a broad spectrum of concrete mixing techniques. The concrete re[...]
Article : texte imprimé
O. Peyronnard, Auteur ;
M. Benzaazoua, Auteur ;
Blanc, André, Auteur
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In this work, differential acid neutralization analysis, chemical analysis of selected leachates and mineralogical study (XRD and SEM-EDS) are combined to investigate the relationship between mineralogy and leaching behavior of hydroxide sludge [...]
Article : texte imprimé
Mauricio Lopez, Auteur ;
Lawrence F. Kahn, Auteur ;
Kimberly E. Kurtis, Auteur
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Image analysis and strain mapping were used to examine the nature of elastic, creep and shrinkage strains in high performance lightweight concrete (HPLC). The strain maps showed non-uniform deformations related to microstructural features. Both [...]
Article : texte imprimé
In this research project, a series of uniaxial, deformation controlled tensile tests were performed in order to study the fracture mechanical behavior of concrete. The parameters under investigation were the strength of concrete, curing conditio[...]
Article : texte imprimé
Arzu Büyükyağcı, Auteur ;
Gözde Tuzcu, Auteur ;
Leyla Aras, Auteur
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Water-soluble copolymers of methoxy polyethylene glycol acrylate (mPEGA) and 2-acrylamido-2-methyl-1-propanesulfonic acid (AMPS) were synthesized by free radicalic polymerization and evaluated as slump-retaining dispersant for cement particles. [...]
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