Search Results - "Cavaillé, J. Y."

Nanocomposites of isotactic polypropylene reinforced with rod-like cellulose whiskers by Ljungberg, N., Cavaillé, J.-Y., Heux, L.

“…Nanocomposite films of isotactic polypropylene reinforced with cellulose whiskers highly dispersed with surfactant were prepared for the first time and…”
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Thermal gradient of in-flight polymer particles during cold spraying by Bernard, C.A., Takana, H., Diguet, G., Ravi, K., Lame, O., Ogawa, K., Cavaillé, J.-Y.

“…[Display omitted] •Discontinuous nozzle induces the flow to choke at the discontinuity location.•At the nozzle exit, the particle velocity reaches 190 m.s−1…”
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Quantitative analysis of grafted CNT dispersion and of their stiffening of polyurethane (PU) by Jomaa, M.H., Roiban, L., Dhungana, D.S., Xiao, J., Cavaillé, J.Y., Seveyrat, L., Lebrun, L., Diguet, G., Masenelli-Varlot, K.

“…Electroactive devices are developed for energy conversion purposes. In particular, polyurethanes (PU) are lightweight and flexible materials, which have…”
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Filler–filler interactions and viscoelastic behavior of polymer nanocomposites by Chabert, E., Bornert, M., Bourgeat-Lami, E., Cavaillé, J.-Y., Dendievel, R., Gauthier, C., Putaux, J.L., Zaoui, A.

“…This work presents the main results obtained within a project on mechanical properties of polymer based nanocomposites. The specific point was how to analyze…”
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Modeling of segmented pure polyurethane electrostriction behaviors based on their nanostructural properties by Jomaa, M.H., Masenelli-Varlot, K., Diguet, G., Seveyrat, L., Lebrun, L., Wongtimnoi, K., Vechambre, C., Chenal, J.M., Cavaillé, J.Y.

“…Polyurethane (PU) exhibit very high electromechanical activity, and has a great interest for a wide range of transducer and actuator applications. It has been…”
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POE-based nanocomposite polymer electrolytes reinforced with cellulose whiskers by Azizi Samir, M.A.S., Chazeau, L., Alloin, F., Cavaillé, J.-Y., Dufresne, A., Sanchez, J.-Y.

“…Nanocomposite polymer electrolytes based on high-molecular weight poly(oxyethylene) (POE) were prepared from high aspect ratio cellulosic whiskers and lithium…”
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Electrically conductive polymer nanocomposites as deformation sensors by Flandin, L., Bréchet, Y., Cavaillé, J.-Y.

“…This work is related to in situ measurements of the a.c. electrical properties under large strain of composites strongly contrasted in relation to their…”
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Shear-Induced Orientation Phenomena in Suspensions of Cellulose Microcrystals, Revealed by Small Angle X-ray Scattering by Ebeling, T, Paillet, M, Borsali, R, Diat, O, Dufresne, A, Cavaillé, J-Y, Chanzy, H

“…The alignment of cellulose microcrystals in a 6.9% (w/w) colloidal aqueous suspension under shear was characterized using small angle synchrotron radiation…”
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Influence of the Nozzle Inner Geometry on the Particle History During Cold Spray Process by Bernard, C. A., Takana, H., Lame, O., Ogawa, K., Cavaillé, J.-Y.

“…High particle temperature and low particle velocity are required to successfully deposit polymer particles by cold spray process. To increase the particle…”
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From rheological to original three-dimensional mechanical modelling of semi-crystalline polymers: Application to a wide strain rate range and large deformation of Ultra-High Molecular Weight PolyEthylene by Bernard, C.A., Lame, O., Deplancke, T., Cavaillé, J.-Y., Ogawa, K.

“…Ultra-High Molecular Weight semi-crystalline polymers, such as Ultra-High Molecular Weight PolyEthylene (UHMWPE) exhibit strong wear and impact resistance,…”
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Prediction of the elastic response of polymer based nanocomposites: a mean field approach and a discrete simulation by Chabert, E., Dendievel, R., Gauthier, C., Cavaillé, J.-Y.

“…The aim of this paper is to better understand mechanisms of reinforcement in particular nanocomposites, by studying the effects of filler ratio (varying from 0…”
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Improvement of electrostrictive properties of a polyether-based polyurethane elastomer filled with conductive carbon black by Wongtimnoi, K., Guiffard, B., Bogner-Van de Moortèle, A., Seveyrat, L., Gauthier, C., Cavaillé, J.-Y.

“…The electrostrictive properties of a polyether-based polyurethane elastomer and its corresponding composites filled with conductive carbon black (CB) were…”
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New Nanocomposite Materials Reinforced with Cellulose Whiskers in Atactic Polypropylene:  Effect of Surface and Dispersion Characteristics by Ljungberg, N, Bonini, C, Bortolussi, F, Boisson, C, Heux, L, Cavaillé

“…New nanocomposite films were prepared with atactic polypropylene as the matrix and either of three types of cellulose whiskers, with various surface and…”
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Electromechanical properties of ferroelectric polymers: Finsler geometry modeling and a Monte Carlo study by Egorov, V., Maksimova, O., Koibuchi, H., Bernard, C., Chenal, J.-M., Lame, O., Diguet, G., Sebald, G., Cavaille, J.-Y., Takagi, T.

“…•Electromechanical property of PVDF is studied by a new geometric modeling technique.•This technique is developed on the basis of Finsler geometry.•Finsler…”
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Thickness‐dependent microstructural and electromechanical properties in polyurethane films obtained by polymer solution casting by Wongtimnoi, K., Cavaillé, J.‐Y., Chenal, J.‐M., Guiffard, B., Bogner, A., Seveyrat, L.

“…ABSTRACT Electroactive polymers (EAPs) are promising materials for actuation and energy harvesting applications. Among the EAPs, polyurethane (PU) material is…”
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Shape effect in the magnetostriction of ferromagnetic composite by Diguet, G., Beaugnon, E., Cavaillé, J.Y.

“…The magnetostriction of composite consisting of a soft matrix, non-magnetic, randomly filled by ferromagnetic particles is measured. The measured elongation on…”
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Electrostrictive thermoplastic polyurethane-based nanocomposites filled with carboxyl-functionalized multi-walled carbon nanotubes (MWCNT-COOH): Properties and improvement of electromechanical activity by Wongtimnoi, K., Guiffard, B., Bogner-Van de Moortèle, A., Seveyrat, L., Cavaillé, J.-Y.

“…The impact of small amounts of carboxyl-functionalized multi-walled carbon nanotubes (MWCNT-COOH) added into a polyether-based thermoplastic polyurethane…”
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Thermal gradient in polymeric particles during the cold spray process by Bernard, C. A., Takana, H., Diguet, G., Lame, O., Ogawa, K., Cavaillé, J.-Y.

“…Understanding the particle history during the cold spray process is primordial to better apprehend the particle's mechanical behavior during the impact. If the…”
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Processing and characterization of new thermoset nanocomposites based on cellulose whiskers by Matos Ruiz, M., Cavaillé, J. Y., Dufresne, A., Gérard, J. F., Graillat, C.

“…In the present study, the processing and the mechanical properties of new thermoset nanocomposites prepared from aqueous suspensions of microcrystalline…”
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Mechanical behavior of polystyrene grafted carbon nanotubes/polystyrene nanocomposites by Fragneaud, B., Masenelli-Varlot, K., Gonzalez-Montiel, A., Terrones, M., Cavaillé, J.Y.

“…This study is concerned with the improvement of interfacial adhesion in polystyrene – carbon nanotubes composites by grafting polystyrene chains onto the…”
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