LIONS 
Discover the internet WEBsite of the LIONS (Interdisciplinary Laboratory on Nanoscale and Supramolecular Organization).
Interdisciplinary Laboratory on Nanoscale and Supramolecular Organization
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Projets
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2D-MEMBA: 2D nanolaminate – nanofluidic ionic diodes hybrid membranes for desalination and water purification (2D-MEMBA) Project # ANR-21-CE09-0034 (english)
Summary: Nanomaterials hold promise for the development of innovative membranes towards the purification of water and desalination. Two-dimensional materials (2D) when stacked in 2D nanolaminates have been investigated for molecular sieving via size-limited diffusion in the 2D capillaries while nanofluidic ionic diodes can efficiently control the diffusion of ions depending on their charges. Within 2D-MEMBA,…
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ANR LabCom 2018 – DESIR
Efficient and sensitive detection of reaction intermediates via NMR The ability to control chemical reactions by simultaneously monitoring in real time and under real conditions the concentration of…
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Iramis partner of the European RISEnergy project
Le CEA-Iramis est partenaire du projet Européen Infrastructures “RISEnergy” qui rassemble un ensembled’entreprises, d’organismes de recherche, d’Universités et d’agences de financement européens (69…
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Nanoprotection
The Nanoprotection research project (http://nanoprotection.cnrs.fr/) gathers six French laboratories. Four scientist from the LIONS are involved: Frédéric Gobeaux, Jean-Philippe Renault, Fabienne…
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Notre-Dame de Paris Scientific Project
Martine Regert, Deputy Scientific Director at the Institute of Ecology and Environment, and Philippe Dillmann, CNRS Research Director at IRAMAT’s LRC Saclay* and head of the “Laboratoire archéomatériaux et prévision de l’altération – LAPA” team at IRAMIS/NIMBE, are coordinators of the “Chantier CNRS Notre-Dame”, whose aim is to develop lines of research linked to the…
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Projet ANR Max4us: Miniaturization And hyperpolarized Xenon NMR for Ultrahigh Sensitivity
ANR-12-BSV5-0003, coordination and contact Patrick Berthault – LSDRM. This ambitious project aims at proposing the combined use of hyperpolarized 129Xe NMR, micro-fluidics and micro-coils as an…
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Projet ANR-22-PERE-0009 – REVIWEEE: toward a sustainable French WEEE recycling value chain
Le projet ANR-22-PERE-0009: REVIWEEE est l’un des dix projets ciblés financés en 2023 par le PEPR Recyclabilité, recyclage et réincorporation des matériaux recyclés. Il est coordonné par le laboratoire NIMBE (UMR 3685 CEA/CNRS) et son consortium regroupe aussi les huit institutions suivantes: Le projet de l’axe ‘WEEE’ “Pour une chaîne des valeurs française viable sur…
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Projet SOS Epaves – Save Our Shipwrecks
Depuis mai 2019, le LAPA est porteur d’une ANR «SOS– Save Our Shipwrecks » alliant la biocorrosion et le patrimoine sous-marin, comme les épaves métalliques sous-marines du second conflit mondial.…
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The labcom project LETRIP
The ANR labcom project LETRIP (Laboratoire d’Etude des Traitements et Revêtements Innovants pour le Patrimoine) is a joint laboratory between the NIMBE/LAPA (CEA/CNRS, Université Paris Saclay,…
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WideNMR – A large cavity RMN spectrometer
Nuclear Magnetic Resonance is a powerful analytical tool that allows a wide variety of studies of matter, in all its forms. It involves very low energies and combines multi-scale properties for…
Domaines Techniques
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Advanced Electrochemical Microscopy (SECM)
Electrochemical microscopy (SECM, for Scanning ElectroChemical Microscopy) is an electrochemical technique developed in the late 90s. It involves bringing a micrometer-sized electrode close to the surface to be studied. Depending on the nature of the electrolyte in which the experiment is carried out, and the potential conditions imposed on the electrode and substrate, we can…
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Elaboration d’un outil d’acquisition RTI open source (Reflectance Transformation Imaging)
Permanents impliqués: Mickaël Bouhier, Jean-Charles Méaudre. La Reflectance Transformation Imaging (RTI), ou imagerie de transformation par réflectivité, est une méthode d’imagerie basée sur la…
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Instrumental setups @ LSDRM
InstrumentalSetups: SEOP in a van Low field NMR Rotating magnets Microdetectionin microfluidic device Super Wide Bore Sample shuttling / Navette porte échantillon
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Microfluidics
The microfluidics is the science and technology of systems that process or manipulate small amounts of fluids (nanoliter to attoliter), using channels with dimensions of tens to hundreds of…
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Noble gas spin-exchange optical pumping (SEOP) setup self-contained in a van
Objective One of the biggest limitations of Nuclear Magnetic Resonance (NMR) is its lack of sensitivity linked to the low nuclear spin polarization. For several years we develop in the lab an…
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Spectrométrie de photoélectrons X (XPS)
La spectrométrie XPS (X-Ray Photo-electron Spectroscopy) La spectroscopie XPS permet de mesurer le nombre d’électrons émis dans un intervalle d’énergie en fonction de l’énergie de liaison des…
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SWAXS Lab -Saclay : The SAXS/ GISAXS/ X-ray reflectomer beamline
The Laboratoire Léon Brillouin (LLB) has installed in the “SWAXSLab” within the CEA Saclay a high resolution X-ray spectrometer Xeuss 2.0 from Xenoxs company ). This equipment aims at SAXS/ GISAXS…
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X-ray photoelectron spectroscopy
X-ray Photoelectron Spectroscopy (XPS) is a surface analysis technique which provides both chemical and electronic properties. Through the photoelectric effect, photoelectrons are ejected from the surface illuminated with a X-ray source. They have characteristic binding energy which depends on the element, orbital and chemical environment of the atom. This technique allows the detection of virtually…
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X-ray Photoelectron Spectroscopy (XPS)
XPS, X-ray Photoelectron Spectroscopy is a surface analysis technique which provides both chemical and electronic properties. Through the photoelectric effect, photoelectrons are ejected from the…
Emplois
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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 M2CEA Saclay, (91) Essonne, FranceJanuary 30 2026February 2 2026Domain, 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 transfer hydrides to substrates, is a key parameter in these…
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Design of a microfluidic device for the NMR/MRI study of hyperpolarized xenon diffusion across model biological barriers
Stage M2CEA Saclay, (91) Essonne, FranceJanuary 30 2026February 2 2026Domain, 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 control, absence of contamination, etc.), NMR experiments (effective dissolution of…
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Modelling and experimentation of strategies for optimising processes of gaseous CO₂ conversion by radiation.
Stage M2CEA Saclay, (91) Essonne, FranceJanuary 30 2026February 2 2026Domain, 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 to study one or more strategies for optimising these yields,…
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Chemical recycling of composite electronic waste: recovery of metallic elements and carbon-based materials
Stage M2CEA Saclay, (91) Essonne, FranceJanuary 30 2026February 2 2026Domain, 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 its recovery remains limited and often harmful to the environment.…
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Development of low-carbon polyamines through selective deoxygenation of nitrogen-containing polymers
Stage M2CEA Saclay, (91) Essonne, FranceJanuary 30 2026February 2 2026Domain, 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 aim of this internship is to discover effective catalyst/reducing agent…
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Development of selective membranes for hydrometallurgical processes
Stage M2CEA Saclay, (91) Essonne, FranceJanuary 30 2026March 2 2026Domain, 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 be a strategic way of securing supply. In order to…
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Development of a miniaturized system for automated solid-phase extraction
Stage M2CEA Saclay, (91) Essonne, FranceJanuary 16 2026February 2 2026Domain, topic: CHEMISTRY Keywords: Solid-phase extraction, instrumentation, microextraction mass spectrometry Research Unit: NIMBE / LEDNA Development of a miniaturized system for automated solid-phase extraction Durée : 5-6 mois Début souhaité : Février / Mars 2026 Lieu : CEA Saclay (DRF/IRAMIS/NIMBE/LEDNA) Basé au CEA Saclay, le Laboratoire des EDifices Nanométriques (LEDNA) est axé sur la recherche…
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Processing hyperspectral imaging data using chemometric and artificial intelligence methods for material characterization.
Stage M2CEA Saclay, (91) Essonne, FranceJanuary 16 2026February 2 2026Domain, Specialties: Chimie des matériaux Keywords: Traitement de données, spectroscopie, patrimoine Unit: NIMBE/LAPA L’objectif de ce stage est de collecter sur des mêmes zones d’échantillon des cartographies à trois longueurs d’onde 473, 532 et 785 nm. Les jeux de données collectés seront traités à l’aide de méthodes chimiométriques de fusion de données dites “multiblocs”. Des…
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Photo and thermocatalytic cross-coupling of esters for biobased alkenes synthesis
Stage M2CEA Saclay, (91) Essonne, FranceJanuary 30 2026February 2 2026Domain, 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 to develop catalytic methods using abundant metals such as Fe/Co…
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In situ SAXS/WAXS analysis of sustainable cement carbonation curing
Stage M2CEA Saclay, (91) Essonne, FranceJanuary 30 2026February 2 2026Domain, 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 with the DIADEM FastNano automated SAXS platform. The goal is…
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Reference electrodes for Na-ion batteries
Stage M2FranceJanuary 9 2026February 2 2026Domain, Specialties : CHEMISTRY Keywords: Synthesis, batteries Research Unit: NIMBE / LEDNA The integration of a reference electrode into a battery allows the electrochemical potential of a given electrode to be measured without affecting the battery’s performance. This potential measurement provides insight into the battery’s aging mechanisms, thereby enabling its performance to be optimized. The…
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UPNYL : from nylon waste to innovative materials
Stage M2CEA Saclay, (91) Essonne, FranceJanuary 30 2026February 2 2026Domain, 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 application sectors (textile, automotive, construction, etc.). Despite the development of…
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Porphyrin-based nanostructures
Stage M2CEA Saclay, (91) Essonne, FranceDecember 31 2025February 2 2026Topic : CHIMIE Keywords: Organic chemistry Research Unit: NIMBE / LICSEN Porphyrin-based nanostructures Porphyrins are aromatic tetrapyrrole macrocycles that exhibit a wide variety of optical, optoelectronic, and electrochemical properties. The aim of this project is to synthesize new porphyrin-based materials to take advantage of these properties. Le but de ce projet est de synthétiser de…
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Synthesis and study of graphenic materials
Stage M2FranceDecember 31 2025February 2 2026Domain, Specialties : CHEMISTRY Keywords: Organic chemistry Research Unit : NIMBE / LICSEN Synthesis and study of graphenic materials The term graphene covers a whole family of materials. In this internship, we propose to build by organic synthesis methods graphene nanoparticles for the study of their optical properties and which can serve as a basic…
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Post-doc position: Radiolysis to explore the reactivity of catalysts for C2H4 production”
Post-DoctoratCEA Saclay, (91) Essonne, FranceJuly 24 2025July 24 2024Available Post-doc position: “Radiolysis to explore the reactivity of catalysts for C2H4 production” The aim of this post-doctoral work is to use radiolysis to optimize the ethylene production from various reactant/catalyst couples after irradiation. The aim is also to use the full potential of radiolysis techniques to determine the corresponding reaction mechanisms, and understand which…
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In the framework of the France 2030 and PEPR Recyclage, CEA, is looking for a Postdoc fellow
Post-DoctoratEssonne (91)July 17 2025July 17 2024Fichier 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 different polymers, many different formulations. Plastics objects are also used…
Thèses
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Synthesis and optical properties of quantum dots
LICSEN : ChemistryParis-Saclay Sciences Chimiques: Molécules, Matériaux, Instrumentation et Biosystèmes (2MIB) SaclayGraphene 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… -
In situ and real-time characterization of nanomaterials by plasma spectroscopy
LEEL : Ultra-divided matter, Physical sciences for materialsParis Sud Sciences Chimiques: Molécules, Matériaux, Instrumentation et Biosystèmes (2MIB) SaclayThe 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 transitionParis-Saclay Sciences Chimiques: Molécules, Matériaux, Instrumentation et Biosystèmes (2MIB) SaclayAnode-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 : ChemistryParis-Saclay Sciences Chimiques: Molécules, Matériaux, Instrumentation et Biosystèmes (2MIB) SaclaySince 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 electrochemistryParis-Saclay Sciences Chimiques: Molécules, Matériaux, Instrumentation et Biosystèmes (2MIB) SaclayThe 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 : ChemistryParis-Saclay Sciences Chimiques: Molécules, Matériaux, Instrumentation et Biosystèmes (2MIB) SaclayThis 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 : ChemistryParis-Saclay Sciences Chimiques: Molécules, Matériaux, Instrumentation et Biosystèmes (2MIB) SaclayModern 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…
Thèmes de recherche
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Biology and health @ NIMBE
Several NIMBE laboratories carry out research related to biology or health, focusing in particular on the creation of functionalized nanostructures, NMR/MRI analysis, the development of microfluidic techniques, and studies in nanotoxicology. Chemical and biochemical sensors, medical diagnostics Developing sensitive, selective, and effective chemical or biochemical sensors Interfaces, Complex Fluids, and Microfluidics Interface chemistry, phase separation,…
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Circular Economy – Environment @ NIMBE
Several of NIMBE’s research areas contribute to the development of tools and methods for analyzing and monitoring our environment, and for proposing solutions to ensure the best possible management of our waste. Recycling and Eco-design Innovative processes and design for materials recycling Environmental remediation Innovative processes for environmental quality Detection and analysis for the environment…
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Materials, nanomaterials, materials for electronics, energy and heritage materials @ NIMBE
Develop and characterize new materials with unique properties. New materials with original properties. Interdisciplinary activities for the study of materials at different scales Synthesis processes and in situ diagnostics Interface chemistry, phase separation, assembly of microfluidic components… Hybrid and composite systems Producing hybrid or composite materials using innovative synthesis processes Materials of the future for…
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New technologies for energy @ NIMBE
Offering new and original technological advances for the future to address the energy transition to reduce CO2 emissions Materials chemistry and interfaces Molecular or nanoparticle self-assembly at interfaces… Catalysis Storing energy in chemical form and developing a sustainable chemical industry Electrochemistry, operando monitoring, and advanced characterization Electrochemistry for batteries and surface treatment Aging and sustainibility…