Abstract: The invention relates to a device (2, 4) for homogenizing a radiofrequency field, for magnetic resonance imaging, of a given wavelength emitted by a volumetric antenna, comprising at least one continuous metal track (8) with a total length of between 50% and 75% of the wavelength of the radiofrequency field, the metal track comprising two end segments extending in mutually parallel directions and a main portion extending between the two end segments and comprising several local deformations identical to one another and connected to one another in series by at least one at least partially rectilinear connection portion (14) in such a way as to provide the homogenizing device (2, 4) with an electric dipole property, the homogenizing device having a fundamental frequency higher than the frequency corresponding to the wavelength of the radiofrequency field.

Abstract: Method for determining the sensitivity of a bacterial strain of interest to a viral strain of bacteriophages, the method comprising: a) preparing a sample, this comprising bringing bacteria, belonging to the bacterial strain of interest, into contact with bacteriophages, each bacteriophage belonging to the same viral strain, the bacteria being either in a liquid medium, or in an agar medium; b) placing the sample between a light source and an image sensor, the light source emitting a light wave in an emission spectral band comprised between 500 nm and 600 nm; c) illuminating the sample using the light source and acquiring at least one image of the sample, with the image sensor, in the emission spectral band, no image-forming optic being placed between the sample and the image sensor; d) on the basis of the acquired images, determining a sensitivity of the bacterial strain of interest to the viral strain.

Abstract: A hydroelectric facility for generating electrical energy from the flow of water circulating in a water network, includes at least one cross-flow pico-turbine mounted on a shaft extending perpendicular to a direction of the water flow, the pico-turbine including a substantially annular blade installed in the water flow in order to generate a mechanical energy of rotation, at least one generating unit, installed outside of the water flow and coupled to the shaft of the pico-turbine in order to transform the mechanical energy of rotation into electrical energy, at least one measurement and control unit, installed outside of the water flow, connected to the generating unit, controlling the distribution of the collected electrical energy as well as the rotation of the pico-turbine depending on the characteristics of the water flow.

Abstract: A method for obtaining mesas that are made at least in part of a nitride (N), the method includes providing a stack comprising a substrate and at least the following layers disposed in succession from the substrate a first layer, referred to as the flow layer, and a second, crystalline layer, referred to as the crystalline layer; forming pads by etching the crystalline layer and at least one portion of the flow layer such that: —each pad includes at least: —a first section, referred to as the flow section, formed by at least one portion of the flow layer, and a second, crystalline section, referred to as the crystalline section, framed by the crystalline layer and overlying the flow section, the pads are distributed over the substrate so as to form a plurality of sets of pads; and epitaxially growing a crystallite on at least some of said pads and continuing the epitaxial growth of the crystallites until the crystallites carried by the adjacent pads of the same set coalesce.

Abstract: The present invention relates to compounds of formula (I): for use as peripheral NMDA receptor antagonists.

Abstract: The invention relates to a method for obtaining a layer at least partially made of a nitride (N), first comprising the provision of a stack comprising at least one assembly of pads (1000A1-1000B4) extending from a substrate (100). Each pad comprises at least one creep section (220A1-220A5) and one crystalline section (300A1,300A5) surmounting the creep section (200A1-200A5). Then, a crystallite (510A1-510A5) is epitaxially grown on at least some of said pads until coalescence of the crystallites, so as to form a nitride layer (550A). The pads of the assembly are distributed over the substrate, such that the relative arrangement of the pads of the assembly is such that during the epitaxy of the crystallites, the progressive coalescence of the crystallites is always done between, on the one hand, a crystallite or a plurality of coalesced crystallites and, on the other hand, an isolated crystallite.

Abstract: A process for producing polyhydroxyalkanoates (PHA) is provided. The process comprises: providing a waste stream comprising lignocellulosic materials; adding an calcium-containing mineral to the waste stream; heat-treating the waste stream in the presence of the calcium-containing mineral, to obtain a treated waste stream; fermenting at least one strain of PHA-producing microorganism in a culture medium comprising the treated waste stream as a carbon source, to produce the PHA; and extracting the PHA from the PHA-producing microorganism.

Abstract: A technique for moving various objects such as cells and particles of hydrogel or a compressible material, suspended in a fluid, so as to form a layered structure akin to human organ tissue. A standing sound wave is propagated through the fluid so as to position the cells on a pressure node and the particles on a pressure antinode. As such, the cells have a positive acoustic contrast relative to the fluid, while the particles have a negative acoustic contrast relative to the fluid.

Abstract: The field of devices for the draining urine that are attached to the penis of a patient, in particular a patient with urinary incontinence, without a medical glue or adhesive. The device includes a balanic sheath and an attachment system, wherein the balanic sheath includes a proximal portion, the proximal portion of the balanic sheath having a frustoconical inner surface and an outer surface each having a distal end having a small diameter and a proximal end having a large diameter, wherein the attachment system is configured to hold the retracted foreskin on the outer surface of the proximal portion, the balanic sheath including a distal portion extending the proximal portion with an outer surface having a protrusion, such that the retracted foreskin is held by the attachment system between the proximal portion and the distal portion.

Abstract: A method for controlling an ion thruster including an emission electrode, an extraction electrode and a conductive liquid which is deposited on the emission electrode, the ion thruster configured for emitting an ion beam when an electric field is applied to the conductive liquid, the ion beam providing thrust to the thruster, the thrust depending on an emission current Iem and an ion emission speed, the method including the following steps: adjusting the emission current to a setpoint value Ic by applying a threshold emission potential Vthresh to the emission electrode by means of a current generator; and when the setpoint value Ic of the emission current is reached, adjusting the emission speed by applying an extraction potential Vext to the extraction electrode by means of a voltage generator in order to bring the emission potential Vem to a predetermined value Vempr=Vthresh+Vext.

Abstract: A device for supplying an ultrasonic transducer including a power interface configured to provide an analog power signal, called supply signal, to the ultrasonic transducer, and further including a delta-sigma modulator configured to produce a delta-sigma modulator of a sinusoidal signal, called drive signal, and provide a digital signal, called control signal, to control said power interface. Also an ultrasonic device powered by such a supply device, an ultrasonic head including such ultrasonic devices and an ultrasonic system including such an ultrasonic head.

Abstract: The invention relates to a method for determining components of a mechanical action torsor at the guiding point of a cutting blade (L) for a cutting machine, the blade being guided in a presser foot (P) of a cutting head of the machine, the method comprising the positioning of a five-component dynamometer on the presser foot, the dynamometer comprising a plurality of sensors for determining a frontal force, a lateral force, a rolling moment, a pitching moment and a yawing moment of the cutting blade, the establishment of a calibration matrix of the dynamometer, and the determination of the forces in three dimensions to which the cutting blade is subjected, on the basis of the measurements obtained by the sensors and the calibration matrix.

Abstract: A method for coating fibres includes coating short fibres having an average length less than or equal to 5 mm by chemical vapour deposition in a fluidised bed, the short fibres treated being made of ceramic material or carbon and being mixed with spacer particles distinct from the short fibres, the spacer particles having an average diameter greater than or equal to 20 ?m.

Abstract: Disclosed is a system for compressing short or ultra-short light pulses emitted by a light source. The compression system includes: —a first non-linear light pulse compression module including a multi-pass cell, the multi-pass cell including a first non-linear optical medium; and —a second non-linear light pulse compression module including a capillary filled with a gaseous second non-linear optical medium, and a compressor arranged at the output of the capillary, the first non-linear compression module and the second non-linear compression module being arranged in series on the path of a source light beam of source light pulses. Also disclosed is a light-pulses laser system and to a method for compressing short or ultra-short light pulses.

Abstract: In an embodiment method for detecting the phase of an analog signal via a hybrid coupler operating in a power-combiner mode, the hybrid coupler comprises a first input intended to receive the analog signal, a second input intended to receive a reference signal having a reference phase and the same frequency as the analog signal, and two outputs, and is configured to generate, at these two outputs, a first output signal and a second output signal, respectively. The embodiment method comprises measuring peak values of the analog signal, of the reference signal, and of at least one of the first and second output signals, calculating the phase shift between the phase of the analog signal and the reference phase depending on the measured peak values, and determining the phase of the analog signal depending on the calculated phase shift and the reference phase.

Abstract: Disclosed are chelates resulting from the complexation of bifunctional do2pa derivatives ligands of formula (I), wherein the substituents R1, R1?, R2, R2?, R3, R3?, L1, L1?, L2 and L2? are defined as in the claims, with metallic cations, especially Pb(II) and Bi(III). Also disclosed are bifunctional do2pa derivatives ligands of formula (I), as well as the use of chelates in nuclear medicine and the use of ligands in cations detection or epuration of effluents.

Abstract: A component for a solid-oxide electrolyte fuel cell or electrolyser provided with an anticorrosion coating, as well as such a solid-oxide electrolyte fuel cell or electrolyser, the component including an electrically conductive substrate, and an anticorrosion coating deposited on at least one surface of the substrate, the anticorrosion coating including at least one main tantalum-nitride-based layer doped with one or more dopant elements chosen from the family of the transition metals or lanthanides.

Abstract: The present invention relates to a process for preparing a crosslinked polymer composition containing exchangeable pending links and exchangeable crosslinks, by boronic ester metathesis reactions, said process implementing a thermoplastic polymer comprising pending boronic ester groups, and an additive as crosslinking agent that melts, and thus crosslinks, in the polymer matrix at a temperature, called temperature of dissociation, higher that the processing temperature. Said temperature of dissociation is reached in the later curing step only.

Abstract: A method of treating an inflammatory disease selected from the group of atherosclerosis, ankylosing spondylitis, and Sjogren syndrome. The method includes administering a quinoline derivative to a patient in need thereof. The quinoline derivative is a compound of formula (I) or a pharmaceutically acceptable salt thereof.

Abstract: A component for an acid electrolyte fuel cell or electrolyser provided with an anticorrosion coating, as well as such an acid electrolyte fuel cell or electrolyser, the component including an electrically conductive substrate, and an anticorrosion coating deposited on at least one surface of the substrate, the anticorrosion coating including at least one main tantalum-nitride-based layer doped with one or more dopant elements chosen from the family of the transition metals or lanthanides.