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DRawing of nanoparticlEs-doped Amorphous Materials – Nice-DREAM
This project aims to develop original amplifying optical fibers for photonic applications based on the encapsulation of luminescent ions (LI) in dielectric nanoparticles (DN). This concerns in particular the study of changes of DN during drawing, a milestone constituting a technological obstacle for
Acoustical modeling, prototypes and sound synthesis for piano soundboards – MAESSTRO
The objective of the project is to propose new designs and materials (wood, for the main part) for piano soundboards (plates stiffened by bars more or less regularly spaced out), and to elaborate new methods of design (dominated so far by the empiricism and thus expensive in terms of time of develop
Telluride glasses as materials for far-infrared applications : a theoretical and spectroscopic investigation – IRTeGlass
Like most of vitreous materials, the intimate structure of tellurium-based glasses is largely unknown. Therefore, the understanding and optimization of mechanical, optical, and electrical properties of these materials are essentially relying on an empirical set of experimental data and approaches.
High Strength Titanium-based Harmonic Microstructures. Processing and Properties. – HighS-Ti
In the framework of the present proposal, owing to the versatility of powder metallurgy (PM) routes, namely spark plasma sintering (SPS) and hot isostatic pressing (HIP), a new concept that combines severe plastic deformation (by high energy milling) and PM routes (SPS and HIP) will be used to devel
Ceramic Optical Fiber for Laser Applications – FOCAL
Fiber lasers are expected to occupy 40% of the laser market within a few years against 10% nowadays. As a matter of fact, they enable i) higher compactness compared to classic bulk lasers, ii) beam transportation and iii) easier use through very good heat dissipation and vibration immunity. Even th
Elementary Properties of RAdiation defects in body-centered cubic metals Probed by Helium implantation – EPigRAPH
Structural materials inside nuclear reactors undergo severe irradiation conditions, which lead to changes in mechanical properties (e.g. hardening) and dimensional changes (e.g. swelling in austenitic steels) that can be detrimental for the safe operation of the power plants. Such effects are the re
Process development for novel low temperature plasma synthesized nanocarbon-based biosensors – PlasBioSens
This highly interdisciplinary research connects 4 complementary laboratories: plasma-processing, nanomaterials, electronics, biology. Main issues concern: 1) production of carbon based nanomaterials (CBNs) which should integrated as active surface in novel FET transistors developed in the project.
Internally Plasticized Cellulose Derivatives: New and Innovative Materials obtained from Sustainable Resources, Chemistry and Processes. – PLACELMAT
Currently, cellulose derivatives can be melt-processed only with a significant amount of external plasticizers, whose major drawback is their exudation from the polymer over time. This phenomenon can lead to dramatic environmental consequences due to migration in the ecosystem and to the deteriorati
GeO2: piezoelectric with high coupling coefficient for applications at very high temperature. Associated industrial growth technique for large single-crystals with optical quality. – PIEMON
The market for piezoelectric-operated actuators and motors shows an average annual growth rate of 13.2% (optics, photonics, nanometrology equipment, medical technology…). Piezoelectric materials that can operate under very high temperature without degradation are sought for the control of structure
Improved fluorinated polymers through organometallic mediated radical polymerization – FLUPOL
The main bottleneck is the dormant species reactivation after an inverted monomer addition. The exploration of the metal-alkyl bond strength and the coordination sphere engineering aimed at removing this bottleneck are the project most original and innovative characters. The global scientific object
RAFT polymers as versatile macrophotoinitiators – RAFT-POP
Controlled radical polymerizations have remained underexploited so far at the industrial scale with regard to their exceptional synthetic potential. Any proposition aiming at exploiting them for new high-added-value applications, overcoming by the way their restricting extra cost compared to free ra
Scale transition and coupling for the experimental identification of stochastic models of polycrystalline materials – CouESt
This research project focuses on polycrystalline materials, which include most of the metals and many ceramics, and whose microstructure is made of grains characterized by different crystalline orientations. The understanding of their behavior and the prediction of damage is extremely important in m
Patterning of silicon surfaces by a contact etching process using metal electrodes – PATTERN
Patterning of silicon surfaces is essential for the design of opto and microelectronic devices. Creating microstructures like trenches, macropores or rods are essentials for the development of several component families in many research fields and commercial applications. Silicon etching is carr
HYbrid Multiferroic Nanomaterials – HYMN
The field of multiferroic materials (ie materials in which at least two of electric, magnetic and elastic orders coexist) is currently mainly covered by oxides, but a few molecule-based materials are also emerging. On the contrary, the field of hybrids for multiferroics has not been exploited yet,
Mechanical behavior of glass under laser driven shock waves: an experimental and a multi-scales numerical approach. – GLASS
The GLASS project is about the mechanical behavior of glasses at very high loading rates generated by laser driven shock waves. The objectives at stake are very important, as we aim to: Establish, thanks to an unequaled combination of unique experimental set up and important simulation means, an
Multi Scale COrrosion Testing: application to the prediction of the intergranular corrosion rate of a reference aluminium alloy for aeronautic. – M-SCOT
The key deliverables will be to predict quantitative estimations of the intergranular corrosion rate propagation on the basis of coherent results of tests (tests on specially designed specimens or using simulation-based testing), conducted at microstructural scale in simulated environments, at labor
From rubber particles of Hevea latex to Natural Rubber structure and properties: towards optimizing the performance of Natural Rubber – RUBBex
The raw NR properties depend both on its structure and on its composition, which are both conditioned by the composition of the latex exuded from the tree. The rubber particles are mainly composed of a core of poly(cis-1,4-isoprene) surrounded by a monolayer of lipids containing proteins. The rubber
Ultra-High Density Arrays of Self-Organized and Single-crystalline 1D Nanomagnets – DensAr
The DensAr project concerns the synthesis and investigation of ultra-high density arrays of self-organized and single-crystalline 1D nanomagnets. We have recently discovered a process by which we can directly grow on a metallic surface, arrays of Co nanowires (NWs) of 5nm in diameter, separated
Coatings Adhesion PRopertIes measurement and Control – CAPRICe
Thin-film coatings are used in many high-tech applications, such as low-emissivity glass, thermal barriers in reactors for aeronautical applications and microelectronic devices. The development of PVD (physical vapor deposition) coatings, widely used in the industrial world, generally leads to the a
Capillary windlass: Exploiting spider thread properties to engineer bioinspired micron-sized capillary motors – Capillary_Windlass
Our project is to study a natural mechanism taking place in spider webs and to reproduce this mechanism with synthetic materials in order to develop industrial applications at the microscale. A spider web comprises three kind of threads: radial, frame, and capture threads. Our object of interest is
Innovative process engineering for semi-industrial culture of human mesenchymal stem cells – STEMCellREAcTOR
Human mesenchymal stem cells (hMSCs) are very promising applications in regenerative medicine. These cells show high specificities (limited growth capacity in time, cell differentiation capabilities related to biochemical and hydromechanical microenvironment). Thus, the large-scale use of these prod
Wood welding for outdoor uses development – SOUDABOIS 2
Wood welding is a wood assembling method without the use of adhesive. This process, received in 2005 the Schweigohfer European award, category innovation in the wood industry. Since that time there were continuous researches on this process. Soudabois, first ANR project (2007-2010), highlighted the
Assembly and dynamics of active and passive micro-ellipsoids at a fluid interface – SURFANICOL
The purpose of SURFANICOL project is to study the structure and dynamics of anisotropic particles at interfaces and in particular the manifestation of the coupling between the rotational and translational degrees of freedom on the motion of individual particles and on the phase behavior of concentra
Cracking of polymer bonded materials – FIMALIPO
The SPM (Semi Permanent Mold) process, used for the casting of aluminum, automobile cylinder heads makes use of large amount of sand. This process allows higher solidification rates, and thus finer microstructures with respect to sand casting for example. However, if the mold/die is indeed of steel
Simulation and experimental analysis of material failure in large scale yielding – SEMAFOR
The environmental requirements that tend to significantly improve engine performance by reducing fuel consumption, while preserving the safety standards legitimately imposed on aircraft engine manufacturers, make the mission engineers be a real challenge. In order to try to reach the optimum expec
HYbridation MAgnetron LAser pyrolysis for high Yield Advanced Nanocomposites coatings – HYMALAYAN
The HYMALAYAN project proposes achieving by an original process, in a single step and confined way, of nanocomposite coatings controlled in situ. Nanocomposites are in the form of nanoparticles (NP) from 4 to 100 nm homogeneously distributed in a matrix without a priori limitation in the respective
Micromorphic continua: Advanced Multiphysic Modelling and Numerical Simulation of metal forming – Micromorfing
Optimize forming processes under large inelastic strains (plastic or viscoplastic) to obtain parts without defects while reducing the overall cost and minimizing the negative impact on the environment, today is a must and economic necessity. In metal parts obtained by large inelastic strains, strong
Understanding, observation, modelling and simulation of ductile damage mechanisms – COMINSIDE
The objective of the present proposal is to study the intimate interaction between strain and damage mechanisms at the micrometer scale during ductile failure in the bulk for different levels of stress triaxiality, and to understand the underlying physical mechanisms. These experimental results will
Recycling of rare earths – CYTER
Rare earths are now essential to advanced technologies and "Green growth" but the strong development of these areas blew the demand for these metals. So damaging for Europe china almost completely controls their production. Prior to imagine a full substitution of these metals it is necessary to q
Statistical mechanics of geometrical and topological metamaterials – METAMAT
Manufacturing processes are increasingly versatile, enabling a growing density of functional capabilities for the corresponding products. Yet this route to functionality usually consists in assembling a plethora of components at various scales, resulting in expensive, poorly renewable design. A
Boron removal from silicon with large area reactors – BRESILAR
Solar grade silicon, needed to supply the ever growing photovoltaic market, has to be purified from metallurgical silicon. The classical chemical route for purification has a high energy cost and environmental drawbacks. The alternative metallurgical route has to decrease its production cost to meet
Carbon partitioning in nanostructured ferritic phases: kinetics and microstructures – CAP NANO
Q&P (Quenching & Partitioning) is a new annealing route proposed to produce 3rd generation Advanced High Strength Steels. Q&P annealing cycle consists of an interrupted quenching from austenitic soaking to reach a partial martensitic transformation followed by rapid reheating and isothermal holding.
High Efficiency piezoelectric Alternative materials: Towards Environmentally-friendly solutions – HEcATE
Piezoelectric materials have the functionality of producing an electrical potential in response to an applied force or generating mechanical movement when subjected to an electric field. Nowadays, these materials are integrated in a wide range of devices such as fuel injectors, piezoelectric motors,
Study of MOFs water stability by NMR of isotopes exhibiting close Larmor frequencies – H2O-MOF-NMR
The project aims at the rational improvement of water stability of MOFs by advanced solid-state NMR characterization of structural alterations caused to this sorbent by water. We will mainly focus on Al containing MOFs (Al-MOFs), since they benefit from high water and thermal stability as well as lo
Polymeric membranes for the treatment of oil and gas waste water – GASPOM
This project aims at creating a new generation of hollow fiber polymeric membrane, hydrophilic and temperature resistant, for the treatment of produced water in offshore platform. Growing environmental restrictions will push in a near future the oil companies to change conventional wastewater treatm
High temperature chemical modification of polycondensates in presence of aminyl radicals – MONOPOLY
In the last decades, great interest has been devoted to the field of polymer chemical modification in the absence of solvent thus reducing or eliminating the emission of Volatile Organic Compounds. From this point of view, one way is to work in the polymer melt state allowing the production of mater
Design of boron nitride membranes using atomic layer deposition – BONALD
Several molecular simulations and experimental studies have suggested that boron nitride nanotubes (BNNTs) show great potential for water and ion transport. The aim of the project is to develop the ALD technique for BN membranes with different diameters, lengths, morphologies and crystallinity and t
“On Pillars” Epitaxial Overgrowth of Freestanding AlN Layers – EPICEA
This project aims (i) to increase the crystal quality of AlN layers epitaxially grown by HT-HVPE (High Temperature Halide Vapor Phase Epitaxy) on patterned substrates and (ii) to assess HT-HVPE as an alternative process to produce freestanding AlN wafers with industrial grade. AlN layers will be gro
Oxide Based Nanocomposites as Alternatives to Rare-earth Permanent Magnets – ObNAREM
The goal of the ObNAREM project is to make permanent magnets from hetero-nanostructures consolidated from magnetically oxides. The elaborated nanomaterials are dense assemblies of nanocrystallites of ferri and antiferromagnetic oxides of transition metals, quite cheap, initially prepared in a soluti