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Naji, M. |
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Motta, Antonella |
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Aletan, Dirar |
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Mohamed, Tarek |
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Ertürk, Emre |
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Taccardi, Nicola |
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Kononenko, Denys |
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Petrov, R. H. | Madrid |
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Alshaaer, Mazen | Brussels |
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Bih, L. |
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Casati, R. |
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Muller, Hermance |
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Kočí, Jan | Prague |
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Šuljagić, Marija |
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Kalteremidou, Kalliopi-Artemi | Brussels |
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Azam, Siraj |
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Ospanova, Alyiya |
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Blanpain, Bart |
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Ali, M. A. |
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Popa, V. |
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Rančić, M. |
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Ollier, Nadège |
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Azevedo, Nuno Monteiro |
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Landes, Michael |
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Rignanese, Gian-Marco |
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Cidade, Maria Teresa
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Topics
Publications (21/21 displayed)
- 2020Effects of polypropylene fibers and measurement methods on the yield stress of grouts for the consolidation of heritage masonry wallscitations
- 2020Yield Stress in Injection Grouts for Strengthening of Stone Masonry Wallscitations
- 2020Preliminary insights into electro-sensitive ecolubricants: A comparative analysis based on nanocelluloses and nanosilicates in castor oilcitations
- 2019Advances in Experimental and Computational Rheology
- 2019Experimental assessment of geopolymer grouts for stone masonry strengtheningcitations
- 2019Electrorheological behaviour of suspensions in silicone oil of doped polyaniline nanostructures containing carbon nanoparticlescitations
- 2017Experimental characterization of injection grouts incorporating hydrophobic silica fumecitations
- 2017Electrorheological behavior of suspensions of camphorsulfonic acid (CSA) doped polyaniline nanofibers in silicone oilcitations
- 2016Tribological behaviour of novel chemically modified biopolymer-thickened lubricating greases investigated in a steel-steel rotating ball-on-three plates tribology cellcitations
- 2015Experimental study and modeling of rheological and mechanical properties of NHL groutscitations
- 2014Polyurea dendrimer for efficient cytosolic siRNA deliverycitations
- 2014Electrorheological properties of polyaniline-vanadium oxide nanostructures suspended in silicone oilcitations
- 2013Biomimetic adhesives
- 2013Preparation and characterization of cellulose nanocomposite hydrogels as functional electrolytescitations
- 2012PVT and oscillatory tests to analyze pressure effects on polypropylene/Rodrun LC3000 blends: Determination of the pressure dependency of the viscositycitations
- 2008Experimental results for the rheological and rheo-optical behavior of poly(ethylene terephthalate)/liquid-crystalline polymer blendscitations
- 2007Influence of processing conditions on the morphological and mechanical properties of compatibilized PP/LCP blendscitations
- 2007Influence of processing conditions on the morphological development and final mechanical properties of PP/LCP blendscitations
- 2006Uniaxial extensional flow behavior of immiscible and compatibilized polypropylene/liquid crystalline polymer blendscitations
- 2005Influence of type of compatibilizer on the rheological and mechanical behavior of LCP/TP blends under different stationary and nonstationary shear conditionscitations
- 2004Evolution of morphological and rheological properties along the extruder length for blends of a commercial liquid crystalline polymer and polypropylenecitations
Places of action
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article
Experimental study and modeling of rheological and mechanical properties of NHL grouts
Abstract
The support from the strategic project Pest-C/CTM/LA0025/2011 ; This paper aims to model the effect of grout composition on properties of two natural hydraulic lime (NHL) grouts based on the correlation between grout rheometer results and simple flow tests. First, the effects of water:binder ratio and superplasticizer dosage on its rheological properties and flowability were analyzed. Dosage of superplasticizer and water:binder ratio were varied from 0.6 to 1.2% (by mass of binder) and 0.45-0.55, respectively. A good correlation between classical flow tests and the rheological properties was obtained. Then, statistical models were formulated in order to estimating the grout parameters, such as plastic viscosity and yield stress just by performing simple flow tests. The models coefficients were calculated using multiple regression analysis. The statistical modeling results indicated that the properties of the grouts studied are linearly related to water:binder ratio, superplasticizer dosage, and specific surface area of natural hydraulic limes. Finally, the accuracy of the models was experimentally confirmed using random grout compositions. The predicted-to-measured ratio ranged from 0.97 to 1.08, indicating a good agreement between the confirmation results and the expected results from the statistical models. ; authorsversion ; published