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Development of non-noble metal gas diffusion electrodes for the generation of hydride intermediates and the synthesis of hydrosilanes from hydrogen
Stage M2February 2 20266 monthDomain, Specialties: Chemistry Research Unit: NIMBE/LICSEN et LCMCE The transfer of hydride (H-) is a crucial step in many chemical transformations, such as hydrogenations or the reduction of CO2 to formic acid and methanol. The hydricity (ΔGH-) of reactive intermediates, that is, their ability to…
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Design of a microfluidic device for the NMR/MRI study of hyperpolarized xenon diffusion across model biological barriers
Stage M2February 2 20266 monthDomain, Specialties : Instrumentation Key words: microfluidics, RMN Research Unit : NIMBE / LSDRM The objective of this internship is to design and optimize a microfluidic device that meets the constraints associated with: the study of biological samples (temperature control, perfusion with culture medium, pH…
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Modelling and experimentation of strategies for optimising processes of gaseous CO₂ conversion by radiation.
Stage M2February 2 20266 monthDomain, Specialties : CHEMISTRY Research Unit : NIMBE / LIONS Ionising radiation can be used to induce chemical reactions of interest, such as CO2 conversion in a decarbonisation context. However, the low yields associated with this process limit its development. In this internship, we propose…
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Chemical recycling of composite electronic waste: recovery of metallic elements and carbon-based materials
Stage M2February 2 20266 monthDomain, Specialties : CHEMISTRY Keywords: Recycling, depolymerisation, green chemistry Research Unit : NIMBE / LICSEN This internship addresses a major environmental and economic challenge: e-waste recycling. Electronic waste is one of the fastest-growing waste streams globally, containing valuable metals like gold and polymer materials, yet…
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Development of low-carbon polyamines through selective deoxygenation of nitrogen-containing polymers
Stage M2February 2 20266 monthDomain, Specialties : CHEMISTRY Keywords: Chemistry, homogeneous catalysis, reduction, polyamines, polyamides, polyurethanes. Research Unit : NIMBE / LCMCE The recovery of plastic waste is a key issue towards a circular economy. Through homogeneous catalysis processes involving metal catalysts that are soluble in reducing environments, the…
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Development of selective membranes for hydrometallurgical processes
Stage M2March 2 20266 monthDomain, Specialties : CHEMISTRY Keywords: Process; Membrane; Analysis; Microfluidics Research Unit : NIMBE/LICSEN The increase in global production of electronic equipment is driving growing demand for raw materials, while supply is becoming increasingly complex. In order to meet this demand, recycling electronic waste appears to…
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Photo and thermocatalytic cross-coupling of esters for biobased alkenes synthesis
Stage M2February 2 20266 monthDomain, Specialties : Organic chemistry Keywords: catalysis, synthetic methodology Research Unit : NIMBE / LCMCE Faced with the depletion of fossil resources, this internship explores an alternative: using bio-based alkyl esters as electrophiles in cross-coupling reactions (Heck type), replacing polluting organic halides. The objective is…
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In situ SAXS/WAXS analysis of sustainable cement carbonation curing
Stage M2February 2 20266 monthDomain, Specialties : Physical chemistry Keywords: energy transition, low-carbon cement and concrete, SAXS, microfluidics, automation Research Unit : NIMBE / LIONS This project aims to adapt a cement microreactor, recently developed for in situ analysis of carbonation curing by XRD, so that it is compatible…
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UPNYL : from nylon waste to innovative materials
Stage M2February 2 20266 monthDomain, Specialties : Chemisry Keywords: Polymer chemistry, plastic waste valorization Research Unit : NIMBE / LCMCE R&D Internship on an innovative chemical route for upcycling nylon waste Polyamides, in particular nylon 6 and nylon 6/6, are widely used as fibers or engineering plastics in various…
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In the framework of the France 2030 and PEPR Recyclage, CEA, is looking for a Postdoc fellow
Post-DoctoratJuly 17 202418 monthFichier d’annonce / Announcement file It is important to develop the scientific knowledge and stimulate innovations to recycling Plastics. The extremely large variety of plastic based objects that we use in our daily life are made of a wide range of plastic materials covering many…
PhD thesis
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Synthesis and optical properties of quantum dots
LICSEN : ChemistrySaclayGraphene as a constituent of graphite was close to us for almost 500 years. However, it is only in 2005 that A. Geim and K. Novoselov (Nobel Prize in 2010) reported for the first time the obtaining… -
Immobilization of molecular catalysts for CO2 conversion
LICSEN : ChemistrySaclayCarbon dioxide, the main greenhouse gas, is also an abundant carbon resource that can be converted into value-added chemicals. Although CO2 reduction using hydrogen is a conventional approach, it… -
In situ and real-time characterization of nanomaterials by plasma spectroscopy
LEEL : Ultra-divided matter, Physical sciences for materialsSaclayThe objective of this Phd is to develop an experimental device to perform in situ and real time elemental analysis of nanoparticles during their synthesis (by laser pyrolysis or flame spray… -
Photo- and thermocatalytic cross-coupling of esters for the synthesis of biosourced alkenes
LCMCE : ChemistrySaclayThe easy access to energy and carbon-based raw materials offered by the fossil feedstock allowed a rapid growth of our society. Nevertheless, the expected depletion of fossil resources and climate… -
Exploration of VACNTs in Anode-less Batteries: Mechanism and Cell Optimization
LEDNA : Electrochemical energy storage incl. batteries for energy transitionSaclayAnode-less or anode-free batteries are getting increasing attention owing to their excellent energy density, cost efficiency, and ease of process upscaling. Exploring anode-less battery will offer a… -
Chemical recycling of oxygenated and nitrogenated plastic waste by reductive catalytic routes
LCMCE : ChemistrySaclaySince the 1950s, the use of petroleum-based plastics has encouraged the emergence of a consumption model focused on the use of disposable products. Global plastic production has almost doubled over… -
Blended positive electrodes in solid-state batteries: Effect of the electrode fabrication process on electrochemistry
LEEL : Physical chemistry and electrochemistrySaclayThe development of cost-effective, high-energy-density solid-state batteries (SSBs) is essential for the large-scale adoption of next-generation energy storage technologies. Among various cathode… -
Bottom-up synthesis of nanographene and study of their optical and electronic properties
LICSEN : ChemistrySaclayThis project is part of an ANR project, which aims to synthesize perfectly soluble and individualized graphene nanoparticles in solution and incorporate them into spin electronics devices. To do… -
Measurement and modelling of the chemical activity of complex fluid components in hydrometallurgy
LICSEN : ChemistrySaclayModern extraction processes rely on the optimal use of complex fluids, the detailed understanding of which remains too empirical. To overcome this, new multi-scale simulation software packages are…