Abstract: A multilevel retro-coupling device for an electromagnetic radiation, including at least one first level (n1) and one second level (n2) at least partially superposed, the first level including a first waveguide intended to guide a propagation of the light radiation in a first direction (s1) and the second level comprising a second waveguide intended to guide the propagation of the light radiation in a second direction (s2) opposite the first direction, the device including: a coupling portion, wherein the first and second waveguides are coupled by moving them closer to one another, such that the electromagnetic radiation is propagated from the first level (n1) to the second level (n2), and at least one reflector at an end of the coupling portion, configured to reflect the electromagnetic radiation.

Abstract: An imaging device including at least one detection element formed of a photodetector associated with and connected to a circuit for reading signals generated by the photodetector. The circuit is provided with an integration stage equipped with an integration capacitor for integrating charges coming from the photodetector, a pulse detection stage for detecting current pulses produced by the photodetector, and a bias stage. The circuit is further provided with an intermediate stage arranged between the bias stage and between respectively the integration stage and the pulse detection stage, the intermediate stage being provided with transistors forming a current mirror and producing on an input branch of the integration stage an image current of a given current delivered by the direct injection transistor, the intermediate stage being configured to convert the given current into a potential on an input node of the pulse detection stage.

Abstract: A device including first and second chips, the first chip including an electronic circuit and the second chip including a capacitor having a density greater than 700 nF/mm{circumflex over (?)}2, the first and second chips being bonded to each other by molecular bonding.

Abstract: An optical coupling device (100) configured to optically couple a first optical guide device (102) to a second optical guide device (104), comprising at least one first optical input-output through which the first optical guide device is intended to emit and/or receive a first light beam (103), and a second optical input-output through which the second optical guide device is intended to receive and/or emit the first light beam, further including at least one holographic diffraction structure (108) configured to guide and adapt the first light beam between the first and second optical inputs-outputs of the optical coupling device.

Abstract: The present invention relates to a process for colouring hair keratin fibers, in particular the hair, comprising the application of a composition A and a composition B to said hair keratin fibers, in which: composition A comprises at least one (poly)carbodiimide compound, and composition B comprises: at least one associative polymer; and at least one compound, different from the associative polymers, containing at least one carboxylic acid group; at least one compound, preferably at least two compounds, containing at least one hydroxyl function; composition A and/or composition B comprising at least one colouring agent chosen from pigments, direct dyes and mixtures thereof; and in which composition A and composition B are applied simultaneously or sequentially to the hair keratin fibers. The present invention also relates to a device for colouring hair keratin fibers.

Abstract: A molten salt nuclear reactor of the fast neutron reactor type may be designed as a reactor vessel free of moderator or at the very least of a moderator enabling a reactor to be qualified as a thermal neutron reactor, having a shape exhibiting symmetry of revolution surrounded by another vessel at the periphery of the reactor vessel thereby delimiting a guard gap filled with an inert liquid salt which acts as a coolant for removing the decay heat from the reactor by conduction through the reactor vessel.

Abstract: Method to reduce contamination of dehydrated products, which includes: reception of the contaminated and partially or totally dehydrated product; analyze the contaminated and dehydrated product to determine the type and degree of contamination it has; through conventional analysis techniques that detect the presence of contaminating agents; place the contaminated and dehydrated product inside containers made of a material resistant to high temperatures and pressure, and configured in such a way as to allow the circulation of gaseous fluids so that said gaseous fluids make uniform contact with the product to be decontaminated; subject the contaminated and dehydrated product to at least one decontamination treatment, according to the results of the contamination analysis; and package the dehydrated and decontaminated product.

Abstract: A cell culture device with a function for mechanically stimulating biological tissues (T), including: a fluidic component in which a well is made which is dug in a “main” direction (X), a first elastically deformable porous membrane, referred to as a culture membrane, integrated into the component and extending transversely to the main direction (X) to close off the well, the culture membrane including an upper face intended to receive a cell culture and an opposite lower face, a first fluidic circuit integrated into the component, including a first cavity made in the well under the culture membrane and intended to receive a culture medium suitable for infusing the biological tissues (T), a second elastically deformable non-porous membrane, referred to as the actuating membrane, integrated into the component.

Abstract: The present invention relates to a non-pulverulent composition comprising, in a cosmetically acceptable medium: at least one oil phase containing: at least one polar oil at least one lipophilic organic UV-screening agent at least hydrophobic silica aerogel particles the said composition comprising less than 5% by weight of non-volatile non-cyclic silicone oil relative to the total weight of the composition. The invention also relates to a cosmetic process for caring for and/or making up human keratin materials, in particular the skin of the body or of the face or the hair, comprising at least the application, to the surface of the keratin material, of at least one composition as defined above.

Abstract: A false eyelash system includes a false eyelash and an applicator. The false eyelash has an elongate bridge with a plurality of fibers extending laterally therefrom. The bridge has a plurality of slots sized to receive keratinous fibers therethrough. A channel extends axially through the bridge is sized and configured to receive an elongate placement element of an applicator.

Abstract: A multipoint contact detection device includes at least two capacitive or inductive sensitive structures associated with respective primary detection zones of a surface that a person is likely to contact. The sensitive structures are positioned with a separation that is small enough between them to define at least one intermediate detection zone that the person is likely to contact while exerting a capacitive or inductive disturbance on the adjacent sensitive structures. The device also includes a processing circuit configured to detect, for each sensitive structure, a disturbance induced by the person coming into proximity or into contact and locating the region or regions of the surface with which the person comes into contact relative to the primary detection zones and the one or more intermediate detection zones.

Abstract: The present invention relates to a process for manufacturing a false nail, comprising the following steps: a) producing by additive manufacture, from 3D digital data originating from the acquisition of a relief, especially that of the finger intended to receive the false nail, a mold using a first material, b) depositing onto the mold a layer formed from at least one adhesive composition, c) depositing onto the mold at least one layer of a coating of a second material, different from the first, so as to form the false nail.

Abstract: The invention relates to a planar photodiode 1 including a detection portion 10 made of a germanium-based material M0, and a peripheral lateral portion 3 including several materials stacked on top of one another, including a material M1 having a coefficient of thermal expansion lower than that of the material M0, and a material M2 having a coefficient of thermal expansion higher than or equal to that of the material M0. The intermediate region 13 includes a portion P1 surrounded by the material M1 and having tensile stresses. It also includes a portion P2 surrounded by the material M2 and having compressive stresses. This portion P2 surrounds a n doped box 12.

Abstract: An OFDM modulator including a predistortion module configured to receive the Nc consecutive data carriers and configured to compensate for distortion subsequently introduced by a polyphase filter bank connectable to the output of the OFDM modulator, a transformation module configured to apply a discrete inverse Fourier transform of constant size NIDFT independently of the numbering and transmission band used by the OFDM transmitter including the OFDM modulator, a filling module, the input of which is connected to the output of the predistortion module, and the output of which is connected to the input of the transformation module, and configured to insert (NIDFT?Nc) null carriers in succession to the Nc consecutive data carriers independently of the parity of the index i associated with the OFDM modulator.

Abstract: An optically stimulating module to be integrated into a probe is implantable into a living being with a view to locally illuminating a region of said living being. The module includes a casing that is at least partially transparent, and a hermetic electronic unit placed in the casing. The hermetic electronic unit includes an internal volume housing two light sources, a control and processing unit, and a first photodetector. The module also includes a connecting device for connecting the module to a central control and power unit.

Abstract: A multi lumen catheter assembly. The assembly provides an expandable, low profile, fixed length sheath and catheter, with fixed infusion ports. The assembly has an expandable outer sheath that expands upon pressure activation with a fluid and the sheath allows the fluid to exit from at least one predetermined fixed location from a distal end of the catheter assembly. The catheter assembly can be used in various medical device procedures, such as a TIPS (Transjugular Intrahepatic Portosystemic Shunt) procedure, or anywhere a low profile, multi lumen, infusion catheter system is desired.

Abstract: The invention relates to a heat exchanger of the brazed plate and fin type including a stack of plates arranged parallel to one another and to a longitudinal direction so as to define, between the plates, a plurality of passages suitable for the flow of at least a first fluid in the longitudinal direction, at least one exchange structure of corrugated shape being arranged between two successive plates and having corrugation crests and corrugation troughs connected alternately by a succession of fins. The fins succeeding one another in a lateral direction which is orthogonal to the longitudinal direction and which defines a direction of corrugation of the exchange structure, and the corrugation crests and troughs being arranged against the plates and having a thickness measured parallel to a direction of stacking which is perpendicular to the longitudinal direction and to the lateral direction.

Abstract: The present invention concerns a composition for topical application to keratinous material, in particular the skin and/or lips, comprising, in a physiologically acceptable medium, at least one Lactobacillus rhamnosus extract (CNCM I-5313), one of its fractions and/or one of its metabolites and at least one excipient chosen from solvents other than water, UV filters, surfactants, gelling agents, thickeners, fillers, dyes, film-forming polymers, perfumes and the mixtures of same; and the uses thereof, in particular for promoting and/or improving the skin barrier function.

Abstract: A device for detecting neutrons with an ionization chamber and with optical transduction includes a plurality of optical cavities, each cavity accommodating the free end of an optical fiber and having at least one inner wall coated at least partially with at least one active material. The optical cavities are filled with a gas that can be ionized by an ion arising from the reaction between a neutron and the active material. Each optical cavity is delimited by a cylinder that is closed at its longitudinal ends by a closing disk, the lateral inner wall of which is coated at least partially with an active material. The cylinders adjoin one another while being centered on the longitudinal axis. At least one of the cylinders is pierced laterally with an opening configured to allow through one of the optical fibers whose free end is accommodated in an adjacent cavity.