COMMISSARIAT A L 'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES Patent applications |
Patent application number | Title | Published |
20150364648 | SEMICONDUCTOR STRUCTURE AND METHOD FOR MANUFACTURING A SEMICONDUCTOR STRUCTURE - A semiconducting structure configured to emit electromagnetic radiation. The structure includes a first zone and a second zone with first and second types of conductivities respectively opposite to each other, the first and second zones being connected to each other to form a semiconducting junction. The first zone includes at least a first and a second part, the first and the second parts being separated from each other by an intermediate layer, as a spreading layer, extending approximately parallel to a junction plane along a major part of the junction. The spreading layer can cause spreading of carriers in the plane of the spreading layer. | 12-17-2015 |
20150352391 | HYDROTHERMAL OXIDATION DEVICE FOR TREATING A MATERIAL IN A SUPERCRITICAL MEDIUM AND IMPLEMENTATION METHOD - A hydrothermal oxidation device for treatment of a material in a supercritical medium includes a main body, an internal tube installed inside the main body to form an annular zone along the main body, a stirring mechanism installed in an internal zone of the internal tube and actuated by a rotating shaft, a cooling mechanism to cool the treated material located in the internal zone of the internal tube, an inlet for water and oxidant mix, an effluents outlet, an inlet for material to be treated, located at one end of the main body, this inlet opening up into the internal tube. The oxidation device includes an inlet for a diluted effluent, located in the flange and connected to a preheating coil arranged along an internal wall of the main body and extending from its first end to its second end, the preheating coil opening up into the internal tube. | 12-10-2015 |
20150340232 | METHOD FOR FABRICATING A TEMPLATE OF CONDUCTORS ON A SUBSTRATE BY MEANS OF BLOCK COPOLYMERS - The method for fabricating patterns made from first material having: providing a substrate covered by a covering layer, forming a first mask by means of a self-assembled structure of block copolymers, the first mask having first patterns, making a second mask from the first mask, the second mask having a second series of patterns organized according to the first repetition pitch or an integral multiple of the first repetition pitch, the second series having less patterns than the first series, depositing and exposing a resin layer to form an intermediate mask on the first mask, the intermediate mask covering a part of the first patterns formed in the first mask and having second holes facing the first holes, etching the covering layer through the facing first and second holes to form third holes, filling the third holes with a first material to form the patterns made from first material. | 11-26-2015 |
20150309069 | MICRO-ELECTROMECHANICAL DEVICE COMPRISING A MOBILE MASS THAT CAN MOVE OUT-OF-PLANE - The invention relates to a micro-electromechanical device used as a force sensor, comprising a mobile mass connected to at least one securing zone by means of springs or deformable elements, and means for detecting the movement of the mobile mass, the mobile mass having an outer frame and an inner body, the outer frame and the inner body being connected by at least two flexible portions forming integral decoupling springs on two separate sides of the outer frame. | 10-29-2015 |
20140222356 | TEMPORAL REFLECTOMETRY SYSTEM AND METHOD FOR UNAMBIGUOUSLY LOCATING AN ELECTRICAL DEFECT IN A CABLE - A time domain reflectometry system for the unambiguous location of at least one singularity in a cable, comprises analysis and calculation means for reflectometry signals suited to generating two injection signals from at least one reflectometry signal, two digital-to-analog converters for converting said digital signals into analog signals, two coupling and transmission means for said signals at two distinct points of said cable, at least one analog-to-digital converter for converting the signal reflected by said singularity and received by said coupling and transmission means, said analysis and calculation means furthermore being suited to receiving and analyzing said reflected signal, digitally converted, to produce a time domain reflectogram, said signals being designed such that the signal propagating from one side of said cable is equal to said reflectometry signal and the signal propagating from the other side of said cable is substantially zero. | 08-07-2014 |
20140161146 | LASER DEVICE HAVING A LOOPED CAVITY CAPABLE OF BEING FUNCTIONALIZED - The laser device includes an amplifier including a III-V heterostructure arranged to generate photons, and a waveguide which forms a loop and is optically coupled to the amplifier. The amplifier is arranged facing the waveguide only in the region of a first section of the waveguide. | 06-12-2014 |
20140054274 | Laser Cutting Method Optimized In Terms Of The Amount of Aerosols - The invention relates to an optimized laser cutting method for cutting a part from a material by means of a cutting system comprising: a laser source for producing a laser beam having a certain power; and a cutting head comprising an end nozzle for passage of a cutting laser beam, wherein the method comprises: determining a cutting power Pd such that Pd=Max(Popt;λe) where Max is the mathematical operator of the maximum, Popt is an optimal power of the laser beam of the cutting system, which is predetermined in accordance with the part to be cut, and/or with cutting parameters and/or with system parameters, in order to minimize the amount of aerosols produced when the part is cut, λ is a leading coefficient representing the number of kW required for cutting the part per mm of the thickness of the part, and e is the thickness of the part in mm. | 02-27-2014 |
20140034895 | ELECTRONIC MEMORY DEVICE - An electronic device includes a first electrode, a second electrode, and a solid electrolyte made of an ion-conducting material, the first and second electrodes being configured to form a metal dendrite. The device further includes a third electrode, an interface layer contacting the third electrode and a third surface of the electrolyte, the interface layer being an ionic insulator and an electronic insulator. The third electrode and the dendrite are arranged such that the device has two resistive states. | 02-06-2014 |
20140001983 | ELECTRON CYCLOTRON RESONANCE IONISATION DEVICE | 01-02-2014 |
20130287598 | GAS COMPRESSION SYSTEM - A gas compression system includes at least one first compressor provided with at least one first cylinder and one second cylinder that are combined together such that a gas to be compressed, which is taken into the first cylinder at an intake pressure, is compressed by the intake of an engine gas to the second cylinder. The system further includes a pressure checking device to check the pressure of the engine gas during the feeding thereof into the second cylinder. The pressure checking device includes a pressure detector for measuring the pressure of the gas to be compressed during the intake thereof to the first cylinder; and a regulator for adjusting the flow rate of the engine gas in the second cylinder such that the pressure of the gas to be compressed is constant during the intake thereof to the first cylinder. | 10-31-2013 |
20130276176 | ATOMIC FORCE MICROSCOPE PROBE, METHOD FOR PREPARING SAME, AND USES THEREOF - 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. | 10-17-2013 |
20130271343 | ANTENNA FOR A MOIST ENVIRONMENT - The invention relates to an inductive antenna, comprising: a first planar conductive winding ( | 10-17-2013 |
20130256776 | DOUBLE-GATE ELECTRONIC MEMORY CELL AND METHOD OF MANUFACTURING SUCH A CELL - An electronic memory cell includes a first selection transistor gate surmounting a first part of the channel and a lateral spacer disposed against a lateral flank of the selection transistor gate, a part of the lateral spacer forming a memory transistor gate surmounting a second part of the channel. The memory transistor gate includes a stack of the ONO type and a conductive zone including a lateral face inclined at an angle α strictly between 0 and 90° with respect to the plane of the substrate. | 10-03-2013 |
20130252412 | PROCESS FOR PRODUCING AN INTEGRATED CIRCUIT - A process for producing an integrated circuit on the surface of a substrate, the process including: producing a first layer, including active zones and insulating zones, on the surface of the substrate; producing gate zones on the surface of the first layer, the gate zones each being surrounded by insulating spacers; producing source/drain electrodes; producing a dielectric layer between the insulating spacers, the dielectric layer having an upper surface level with the upper surfaces of the gate zones; partially etching each gate zone so as to lower the upper surface of a first part of each gate zone; and depositing an insulating dielectric layer on the first parts of the gate zones. | 09-26-2013 |
20130189574 | ARYL DIAZONIUM SALT AND USE IN AN ELECTROLYTIC SOLUTION OF AN ELECTROCHEMICAL GENERATOR - The invention relates to a diazonium aryl salt devoid of hydroxyl functions of the following general formula (1): | 07-25-2013 |
20130188421 | MAGNETIC DEVICE, AND METHOD FOR READING FROM AND WRITING TO SAID DEVICE - A magnetic device includes a reference layer, the magnetization direction of which is fixed, and a storage layer, the magnetization direction of which is variable. In a write mode, the magnetization direction of the storage layer is changed so as to store a “1” or a “0” in the storage layer. In a reading mode, the resistance of the magnetic device is measured so as to know what is stored in the storage layer. The magnetic device also includes a control layer, the magnetization direction of which is variable. The magnetization direction of the control layer is controlled so as to increase the effectiveness of the spin-transfer torque in the event writing to the storage layer is desired, and to decrease the effectiveness of the spin-transfer torque in the event reading the information contained in the storage layer, without modifying the information, is desired. | 07-25-2013 |
20130166222 | METHOD OF MEASURING THE ELECTROOSMOTIC TRANSPORT COEFFICIENT OF A PROTON EXCHANGE MEMBRANE AND DEVICE FOR IMPLEMENTING SUCH A METHOD - A method of determining the electroosmotic transport coefficient of a proton exchange membrane, the method including creating a stream of hydrated hydrogen on either side of the membrane which is permanently controlled so that the relative humidity is almost identical on each side of the membrane at any point, thereby making it possible to minimize any back diffusion into the membrane. Furthermore, the method includes estimating the back diffusion flux into the membrane from the rate of return to equilibrium of the relative humidity starting from the moment when the current is cut off. | 06-27-2013 |
20130144542 | ANALYSIS DEVICE INCLUDING A MEMS AND/OR NEMS NETWORK - A device for analyzing a fluid, including a layer including a plurality of sensors of MEMS and/or NEMS type, a layer including a mechanism controlling the sensor and for processing information transmitted by the sensors, the control and processing mechanism being electrically connected to the detectors, and a layer positioned on the layer including the sensors on a side of a face including the sensors including a mechanism spatially and temporally distributing the fluid on the sensors. | 06-06-2013 |
20130075832 | PROCESS FOR PRODUCING A CONDUCTING ELECTRODE - A process for producing a conducting electrode on a substrate, including: depositing a layer made of a dielectric; depositing a protective layer made of the nitride of a metal on the dielectric layer; depositing a functionalization layer made of a material including a chemical species, such that the free enthalpy of formation of the nitride of the species is less, in absolute value, than the free enthalpy of formation of the nitride of the metal of the protective layer over the temperature range between 0° C. and 1200° C.; and annealing the assembly including the protective layer and the funtionalization layer so that the species diffuse from the functionalization layer into the protective layer and the nitrogen atoms migrate from the protective layer into the functionalization layer. | 03-28-2013 |
20130056640 | HIGH-ENERGY PHOTON DETECTOR - A detector of a high-energy photon, the detector including a photodetector and a detection medium that is intended to absorb a high-energy photon while generating ionization electrons and photons along a luminous phenomenon, the electrons and photons being detected by the photodetector. The detection medium is formed of molecules, having a heavy atom with an atomic number greater than or equal to 72, such that the detection medium is liquid under the operating conditions of the detector. The detector also includes a device for diverting the ionization electrons that are generated by the absorbed photon and moreover includes a collector that collects charges in order to determine the time for diverting the electrons to the charge-collector on the basis of a triggering time that corresponds to the detection of the luminous phenomenon by the photodetector. | 03-07-2013 |
20130052343 | METHOD FOR MANUFACTURING PARTICLES SUCH AS MAGNETIC MICRO- OR NANOPARTICLES - A method for manufacturing particles includes depositing on a substrate a layer of a first sacrificial material; depositing on the layer of the first sacrificial material a layer of a second sacrificial material that is different from the first sacrificial material; forming cavities in the layer of the second sacrificial material, the forming including pressing a structured mold against the layer of second sacrificial material; depositing a material for manufacturing the particles, the material covering the layer of the second material and at least partially filling the cavities; selectively removing the second sacrificial material from the first sacrificial material so as to obtain the particles formed by the material and arranged on the layer of the first sacrificial material; and eliminating the first sacrificial material to release the particles. | 02-28-2013 |
20120098077 | Writable Magnetic Element - The invention relates to a writable magnetic element comprising a stack of layers presenting a write magnetic layer, wherein the stack has a central layer of at least one magnetic material presenting magnetization having a magnetization direction that is parallel to the plane of the central layer, which layer is sandwiched between first and second outer layers of non-magnetic materials, the first outer layer comprising a first non-magnetic material and the second outer layer comprising a second non-magnetic material that is different from the first non-magnetic material, at least the second non-magnetic material being electrically conductive, and wherein it includes a device to cause a write current to pass through the second outer layer and the central layer in a current flow direction parallel to the plane of the central layer at an angle α lying in the range 90°±60°, in particular 90°±30°, and more particularly 90°±15° relative to said magnetization direction in order to generate an effective magnetic field in the central layer, the current being applied either in a first direction or in a second direction opposite to the first, in order to orient the magnetization direction in a first magnetization direction or in a second magnetization direction opposite to the first. | 04-26-2012 |
20120045798 | METHOD AND DEVICE FOR ELECTROWETTING GENETIC ANALYSIS - It relates to a method for amplifying at least one nucleotide molecule contained in a sample (E) comprising the following successive steps consisting of (a) subjecting said sample (E) to a 1st amplification step on an area (Z | 02-23-2012 |
20120018493 | METHOD FOR MANUFACTURING A HIGH-TEMPERATURE ELECTROLYSER OR A HIGH-TEMPERATURE FUEL CELL COMPRISING A STACK OF ELEMENTARY CELLS - A method for manufacturing a high temperature electrolyzer <> or a high temperature fuel cell <>, comprising a vertical stack of n elementary planar cells alternating with n+1 interconnection plates, each of the elementary cells consisting of an openworked planar porous anode and an openworked planar porous cathode respectively positioned on each of the faces of a planar dense electrolyte, and brazed joints being made by infiltration of a defined amount of brazing in the electrodes at contact points between the elementary cells and the interconnection plates. | 01-26-2012 |
20110293026 | METHOD FOR THE BLIND ESTIMATION OF OFDM MODULATION PARAMETERS ACCORDING TO A MAXIMUM LIKELIHOOD CRITERION - The present invention relates to a method for blind estimation of at least one parameter of an OFDM signal according to a maximum likelihood (ML) criterion. In one embodiment, the estimation method uses a deterministic maximum likelihood criterion. In another embodiment, the estimation method assumes that the modulation symbols modulating the sub-carriers of the OFDM multiplex are i.i.d. and Gaussian random variables. The estimation of said parameter is carried out while minimizing a cost function depending on the chosen criterion. | 12-01-2011 |
20110200434 | MAGNETIC MICROPARTICLE AND METHOD FOR MANUFACTURING SUCH A MICROPARTICLE - A microparticle includes an oblong flexible tail able to propel the microparticle in a solution along a trajectory using beats transverse to the trajectory, the tail including at least one magnetic element such that the magnetic element causes beats of the tail under the action of an external alternating magnetic field non-collinear with the trajectory and a head mechanically connected to a proximal end of the tail. The microparticle includes at least one layer of material formed from one piece and including the tail and the head, the dimensions and/or shape of the head being selected such that the beats of the proximal end of the tail are limited with respect to the beats of the distal end of the tail and such that the head does not perform a complete revolution around an axis parallel to the trajectory under the effect of the external alternating magnetic field. | 08-18-2011 |
20110165468 | PROCESS FOR PREPARING A SILICON/CARBON COMPOSITE MATERIAL, MATERIAL THUS PREPARED AND ELECTRODE NOTABLY NEGATIVE ELECTRODE COMPRISING THIS MATERIAL - Process for preparing composite silicon/carbon material composed of carbon-coated silicon particles, wherein the following successive steps are carried out: silicon particles are mixed with a solution of an oxygen-free polymer in a solvent, whereby a dispersion of silicon particles in the polymer solution is obtained; the dispersion obtained in step a) is subjected to a spray-drying operation whereby a composite silicon/polymer material consisting of silicon particles coated with the polymer is obtained; the material obtained in step a) is pyrolyzed whereby the composite silicon/carbon material composed of carbon-coated silicon particles is obtained. | 07-07-2011 |
20110083966 | ELECTRODE FOR LEAD-ACID BATTERY AND METHOD FOR PRODUCING SUCH AN ELECTRODE - An electrode for lead-battery comprises a current collector covered by an active layer of lead-containing paste. The current is formed by a glassy carbon substrate on which is deposited an intermediate layer. The glassy carbon substrate has preferably a thickness comprised between 1 mm and 3 mm whereas the thickness of the intermediate layer is advantageously comprised between 50 μm and 200 μm. In a particular embodiment, the glassy carbon substrate is in form of a comb. | 04-14-2011 |
20100301193 | 3D ACTIVE IMAGING DEVICE - The invention relates to a device comprising a photosensitive element producing an electric charge as a function of the radiation incident thereon and a charge integrator connected to the photosensitive element and converting the charge to a voltage. According to the invention, the device comprises a comparator capable of comparing the voltage delivered by the integrator with a threshold voltage, and a memory unit for storing the instant when the voltage delivered by the integrator exceeds the threshold voltage. | 12-02-2010 |