Commissariat &#xc0; L'&#xc9;nergie Atomique Et Aux &#xc9;nergies Alternatives

Centre National De La Recherche Scientifique

Commissariat a L'energie Atomique

Université Paris-Sud 11

Université Victor Segalen—bordeaux 2

Université Versailles Saint-Quentin-En-Yvelines

Conservatoire National Des Arts Et Metiers (cnam)

Kelenn Technology

UniversitÉ De Versailles—saint-Quentin-En-Yvelines

Conservatoire National Des Arts Et Metiers

Thomas Berthelot

Pascal Viel

Guy Deniau

Sebastien Roussel

Cecile Baudin

Fabien Nekelson

Patrick Berthault

Guillaume Carret

Alexandre Garcia

Jérôme Polesel Maris

Patrick Couvreur

Christian Serre

Serge Palacin

Vincent Mevellec

Vincent Huc

Ruxandra Gref

Bruno Jousselme

Marie-Claude Clochard

Patricia Horcajada Cortes

Sébastien Roussel

Alexandre Causier

Fanny Hauquier

Céline Goulard-huet

Jérôme Polesel-Maris

Xuan Tuan Le

Gérard Deleris

Cécile Baudin

Adhitya Trenggono

Didier Rousseau

Xavier Lefevre

Elena Bellido Vera

Yoan Bourlier

Vincent Sol

Mohamed Anis Alouini

Sandra Albenque-Rubio

El Farouck Moustoifa

A process for preparing a biocidal, bactericidal and/or bacteriostatic material including the preparation of a polymer precursor solution that has (a) at least one monomer A having a porphyrin group and at least one radical polymerizable function, (b) at least one radical polymerizable monomer B, a photoinitiator, and (c) at least one of the monomers chosen from a monomer C having a quaternary amine and a radical polymerizable function; and/or a monomer D having copper and a radical polymerizable function. Also, the material obtainable by the process and its uses.

Method for preparing a biocidal, bacteriocidal and/or bacteriostatic material

System for depositing material and associated meihod

The invention relates to a method for functionalising a surface of a solid substrate with at least one acrylic acid polymer layer, said method including the steps of: i) placing the surface in contact with a solution having of at least one acrylic acid homopolymer, a solvent and, optionally, metal salts; ii) removing the solvent from the solution in contact with the surface; and iii) binding the polymer to the surface by thermal treatment.

Surface functionalisation method

A liquid-state nuclear-magnetic-resonance measurement cell includes a reservoir for a liquid medium; a fluidic circuit connected to the reservoir and comprising a measurement chamber; a gas injector opening into the fluidic circuit, at a distance from the measurement chamber; and a coil encircling the measurement chamber; wherein it also comprises at least one capacitive element forming, with the coil, an electromagnetic resonator; and in that it has a shape allowing its introduction into a nuclear-magnetic-resonance probe in replacement of an assembly formed by a nuclear-magnetic-resonance tube and a spinner bearing the tube, the coil encircling the measurement chamber being then positioned so as to couple by induction to at least one radiofrequency coil of the probe. Nuclear-magnetic-resonance measurement system comprising such a measurement cell. Magnetic-resonance measurement method using such a cell is also provided.

Cell for nuclear magnetic resonance measurement in a liquid medium, system comprising such a cell and the use thereof

The present invention relates to a method for modifying the surface of a substrate made of electrically conductive metal oxide and notably made of ITO, comprising the following steps consisting in: (i) bringing into contact said surface with a solution containing copper ions (Cu) and ammonia then washing and optionally drying the surface thus obtained; and (ii) bringing into contact the surface obtained following step (i) with a solution containing sodium tetraborohydride then washing and optionally drying the surface of said conductive metal oxide substrate. The present invention relates to the use of such a method within the scope of the metallization by copper of a conductive metal oxide substrate as well as the surfaces of a modified and metallized conductive metal oxide substrate thus obtained.

Method for modifying an electrically conductive oxide surface, use for electrodeposition of copper on said surface

There is provided a Nuclear Magnetic Resonance (NMR) measurement cell for use with a solution enabling the introduction of a gas into said solution. The measurement cell includes at least a detection volume designed to be installed in a static magnetic field of an NMR spectrometer, and includes in said detection volume, a gas introduction zone, a measurement chamber for the solution at a distance from the gas introduction zone and a network of conduits for the solution formed to set up fluid communication between the gas introduction zone and the measurement chamber. The gas introduction zone includes at least one gas inlet in the network of conduits, to generate bubbles in the gas introduction zone only. There is also provided a method of manufacturing such a measurement cell and a measurement assembly including such a measurement cell.

NMR measurement cell and NMR measurement assembly

A process for preparing a porous solid with an outer surface modified by at least one polymer; the polymer being simultaneously synthetized in solution and grafted on the outer surface of the solid, includes contacting:

Porous solid with outer surface grafted with a polymer

A method is provided for preparing an organic film on the surface of a solid support including the steps of (a) applying, to the surface, by transfer or by spraying, a solution containing at least one cleavable aryl salt; and (b) subjecting the solution to a UV or visible irradiation, such that irradiation radical entities are formed from the cleavable aryl salt and an organic film is grafted. Further provided is a kit of elements for the implementation of such a method.

Process for preparing an organic film at the surface of a solid support by transfer or by spraying

A method of manufacturing a biosensor having a microbeam linked to a support, at least one electrode a biological molecule A grafted onto the microbeam in a different zone from the zone where the electrode is embedded, and a mechanoelectrical transducer for converting variations of the mechanical properties of the microbeam into an electrical signal, when the biological molecule A is placed in contact with a biological molecule B to be detected and/or quantified. The method includes: formation of an electrode on fluoropolymer material sheet, passivation of the electrode(s), creation of the form of the biosensor in the sheet of polymer material and separation of this form from the sheet, functionalization either of a prefunctionalized zone or of a zone of the microbeam, this zone being different from the zone wherein the electrode is embedded, and grafting of a biological molecule A onto the functionalized zone.

Biosensor and method of manufacturing such a biosensor

This invention relates to a method for preparing an organic film at the surface of a solid support, with a step of contacting said surface with a liquid solution including (i) at least one solvent, (ii) at least one adhesion primer, under non-electrochemical conditions, and allowing the formation of radical entities based on the adhesion primer. The liquid solution can also include (iii) at least one monomer different from the adhesion primer and radically polymerizable. This invention also relates to a non-electrically-conductive solid support on which an organic film according to said method is grafted, and a kit for preparing an essentially polymeric organic film at the surface of a solid support.

Method for preparing an organic film at the surface of a solid support under non-electrochemical conditions, solid support thus obtained and preparation kit

The present invention relates to a process for chemically modifying, within its thickness, a polymer matrix chosen from matrices made of fluoropolymers and matrices made of aliphatic polymers, said process comprising at least one step consisting in irradiating said matrix with UV light having a wavelength of less than 300 nm in order to generate, within the thickness of said matrix, zones that have short polymer chains, formed by scission of the existing chains during the passage of the UV radiation and that have free radicals denoted hereinbelow as 'activated zones'. The present invention also relates to the polymer matrix capable of being chemically modified by such a process.

Chemical modification process for a deep polymeric matrix

The invention pertains to a cyclic peptide comprising the following sequence:-S-X-S-X- Application of these peptides to determination of the activity of protease enzymes.

Fluorescent cyclic peptides, preparation method thereof and use of these peptides for measuring the enzymatic activity of a protease enzyme

The present invention relates to a process for assembling at least one zone of a first surface with at least one zone of a second surface or with a molecule of interest, comprising a step that consists in placing the said zone of the said first surface in contact with the said zone of the said second surface or with the said molecule of interest, the said zone of the said first surface bearing at least one radical and/or ionic species. The present invention also relates to a solid support whose surface bears at least one zone with at least one radical and/or ionic species, with at least one adhesion primer, or with at least one adhesion primer precursor, and to its various uses.

Process for assembling two surfaces or one surface with a molecule of interest

An atomic force microscope probe comprising a piezo-electric resonator provided with two electrodes and coated with an insulating layer and a tip attached on the coated resonator and functionalized with at least one group or molecule of interest is disclosed. The disclosed technology also relates to preparation method and to different uses thereof.

Atomic force microscope probe, method for preparing same, and uses thereof

The present invention relates to a process for the preparation of an organic film on a portion of the surface of a solid support made of (co)polymer, characterized in that it comprises the successive steps consisting in (i) subjecting said surface portion to an oxidizing treatment and (ii) grafting an organic film to said surface portion by radical chemical grafting.

Process for the preparation of an organic film at the surface of a solid support with oxidizing treatment

Growing community of inventors

Les Ulis, France

Thomas Berthelot