Abstract: Optoelectronic device including: a plurality of diodes each including a portion of a stack of first and second semiconductor layers doped according to opposite types, a portion of the first layer of each diode being coupled to a first electrode; trenches running through the stack; a conductive layer arranged against side walls of the trenches, insulated from the stack, coupled to the second electrodes and which is interrupted in such a way that portions of the conductive layer arranged around each of the diodes are insulated from other portions of the conductive layer arranged around the other diodes; conductive portions arranged in the trenches, insulated from the electrically conductive layer and coupled to one another and to a third electrode; bottom walls of the trenches being formed at least by the second electrodes.

Abstract: The invention relates to a method for determining the content of an impurity in a cryogenic liquid, comprising the following steps: filling a vessel with an initial volume of cryogenic liquid, vaporizing all the cryogenic liquid in the vessel, and forming a solid or liquid phase of the impurity in the vessel, isolating the vessel against any exit of material, sending a determinable volume of gas into the vessel, capable of dissolving the liquid or solid phase of the impurity in the determinable volume of gas, isolating the vessel against any entry of material, sending the gas loaded with the impurity to a gas analyser, and determining the content of the impurity in the cryogenic liquid from a content of the impurity measured, by the gas analyser, in the gas loaded with the impurity.

Abstract: The present invention relates to a determination system for determining the content of at least one impurity in a cryogenic liquid, comprising: a vessel capable of receiving an initial volume of the cryogenic liquid, vaporization means for vaporizing the initial volume of cryogenic liquid until a volume of residual cryogenic liquid is obtained in which the impurity is concentrated, the vaporization means being disposed in the lower part of the vessel and means for determining the proportion of the impurity in the residual cryogenic liquid, wherein that the vaporization means comprise a heating surface capable of vaporizing the cryogenic liquid, the vaporization means being configured to keep said heating surface wet using the volume of residual cryogenic liquid.

Abstract: Coding of the last coded coefficient position is performed by basing the coding of the y coordinate of the position of the last coded coefficient on knowledge of the size of the partial transform used to generate a block of coefficients from a block of video pixels. This enables a context adaptive coding of the last coded coefficient parameter to be performed much more efficiently.

Abstract: A drug delivery investigation device includes a needle insertion mechanism having a cannula, a flow path having an inlet configured to be in fluid communication with a fluid source and an outlet, connection tubing extending between the outlet of the flow path and the needle insertion mechanism, with the connection tubing in fluid communication with the cannula and the flow path, a flow sensor positioned between the inlet and the outlet of the flow path, and a pressure sensor positioned between the inlet and the outlet of the flow path.

Abstract: Coding of the last coded coefficient position is performed by basing the coding of the y coordinate of the position of the last coded coefficient on knowledge of the size of the partial transform used to generate a block of coefficients from a block of video pixels. This enables a context adaptive coding of the last coded coefficient parameter to be performed much more efficiently.

Abstract: A needle hub for a drug delivery device includes a hub body, an activation button, a needle holder moveable relative to the hub body, a needle attached to the needle holder, a needle spring biasing the needle holder to a retracted position where the needle is positioned within the hub body, a cannula holder moveable relative to the hub body and the needle holder, a cannula attached to the cannula holder, with the cannula configured to be in fluid communication with a fluid source, and a cannula spring biasing the cannula holder to a retracted position. Movement of a portion of the hub body is configured to disengage a connection between the cannula holder and the hub body to allow the cannula holder to return to the retracted position.

Abstract: Provided herein are long-acting antiparasitic devices comprising parasiticidal isoxazoline active agent for external use on an animal to treat and/or prevent parasitic infestations by ectoparasites, and in some embodiments, also parasitic infections. The disclosure also describes methods and uses of the antiparasitic external devices to treat and/or prevent parasitic infestations and/or infections in an animal.

Abstract: This invention relates to long-acting injectable compositions for combating parasites in animals, comprising at least one isoxazoline active agent, a liquid PEG and/or a neutral oil, optionally a co-solvent, and optionally a pharmaceutically acceptable additive or excipient. This invention also provides new isoxazoline active agents with long-lasting efficacy against ectoparasites. The invention also provides for improved methods for eradicating, controlling, and preventing parasite infections and infestations in an animal comprising administering the novel isoxazoline compounds and long-acting injectable compositions of the invention to the animal in need thereof.

Abstract: A ring resonator electro-optical device includes a first silicon nitride waveguide and a second annular silicon waveguide that comprises a first section running under a second section of the first waveguide. The second waveguide also includes an annular silicon strip having a cross-section increasing in the first section from a minimum cross-section located under the second section.

Abstract: A needle hub for a drug delivery device includes a needle holder and a needle attached to the needle holder, a needle actuation assembly configured to move the needle holder from a retracted position, to an insertion position, and back to the retracted position, and a pressure interlock comprising an inlet configured to be in fluid communication with a fluid source, an outlet in fluid communication with the needle, and a lock member. The lock member having a first position where the lock member prevents actuation of the needle actuation assembly and a second position where the lock member allows actuation of the needle actuation assembly. The lock member is moved from the first position to the second position based on a pressure within the pressure interlock.

Abstract: An optoelectronic chip includes optical inputs having different passbands, a photonic circuit to be tested, and an optical coupling device configured to couple said inputs to the photonic circuit to be tested.

Abstract: In a compression process in a dynamic compressor having at least one first and one second compression stages, a first gas having a first molecular weight of less than 10 g/mol is compressed, at least one second fluid having a second molecular weight greater than 50 g/mol is mixed with the first gas to form a third gas to be compressed having a molecular weight greater than 10 g/mol, the third gas is sent to the first compression stage, the third gas is cooled in a first heat exchanger downstream of the first compression stage, where it is partially condensed, the partially condensed third gas is sent to a first phase separator to form a fourth gas having a lower molecular weight than the third gas and a first condensed liquid having a higher molecular weight than the third gas, the fourth gas is sent from the first phase separator to the second compression stage, the fourth gas compressed in the second compression stage is sent to cool in a second heat exchanger where it partially condenses, and the partially

Abstract: A needle hub for a drug delivery device includes a hub body, an activation button, a needle holder moveable relative to the hub body, a needle attached to the needle holder, a needle spring biasing the needle holder to a retracted position where the needle is positioned within the hub body, a cannula holder moveable relative to the hub body and the needle holder, a cannula attached to the cannula holder, with the cannula configured to be in fluid communication with a fluid source, and a cannula spring biasing the cannula holder to a retracted position. Movement of a portion of the hub body is configured to disengage a connection between the cannula holder and the hub body to allow the cannula holder to return to the retracted position.

Abstract: This invention relates to long-acting injectable compositions for combating parasites in animals, comprising at least one isoxazoline active agent, a liquid PEG and/or a neutral oil, optionally a co-solvent, and optionally a pharmaceutically acceptable additive or excipient. This invention also provides new isoxazoline active agents with long-lasting efficacy against ectoparasites. The invention also provides for improved methods for eradicating, controlling, and preventing parasite infections and infestations in an animal comprising administering the novel isoxazoline compounds and long-acting injectable compositions of the invention to the animal in need thereof.

Abstract: A method for producing a native emission matrix including the following steps of: a) providing a base structure including, successively, a substrate, a GaN layer, a doped In(x)GaN layer where x is from 0 to 8%, and an unintentionally doped In(x)GaN epitaxial regrowth layer; b) patterning mesas in the base structure, the mesas comprising a portion of the doped In(x)GaN layer and the unintentionally doped In(x)GaN epitaxial regrowth layer, whereby the mesas are electrically interconnected with one another; c) porosifying electrochemically the doped In(x)GaN layer; and d) carrying out a first LED structure and a second LED structure on the mesas, whereby a first LED having a first emission wavelength, and a second LED having a second emission wavelength, respectively, are obtained, and a native emission matrix is formed

Abstract: An optoelectronic system includes a photoelectric transducer to emit or receive optical waves and a waveguide to guide waves emitted by the transducer or to guide waves to the transducer, includes a stack successively including a porous first layer of first type doped semiconductor material, a second layer of first type doped semiconductor material doped and lightly doped, a zone including quantum wells, a third layer of semiconductor material doped according to a second doping type opposite to the first type, the photoelectric transducer including a first portion of the porous first layer, a first portion of the second layer, at least a first portion of the zone including the quantum well(s) and at least a first portion of the third layer; the waveguide including a second portion of the second layer adjacent to the first portion and disposed on a second portion of the porous first layer.

Abstract: A method of manufacturing an optoelectronic device including at least one LED and at least one photodiode, including the following steps: a) forming a semiconductor support stack including at least one doped semiconductor layer; b) simultaneously forming, during a common epitaxy step, an active emission semiconductor stack of the LED and an active reception semiconductor stack of the photodiode; c) forming trenches delimiting first and second support pads; and d) porosifying the doped semiconductor layer in the first support pad without porosifying this layer in the second support pad, or porosifying the doped semiconductor layer in the second support pad without porosifying this layer in the first support pad.

Abstract: An optical system includes a substrate and, being formed on the substrate, a reflective structure including a first inner reflection face with a parabolic profile, a second inner planar reflection face and a third inner planar reflection face, a photoelectric transducer including an active region configured to emit light waves or configured to receive light waves and positioned in the reflective structure, at a part of the foci, the material of the reflective structure being chosen to be transparent to the light waves, a waveguide arranged so that its longitudinal axis is parallel to the optical axes and its proximal end is adjoining the reflective structure between the second and third reflection faces and at the active region.

Abstract: A method and apparatus for improving the performance of video encoders and decoders involves selecting a set of transforms from among a plurality of sets of transforms that can be used for coding blocks in a region of a video image. Within a region, selection of a particular transform from among a plurality of transforms comprising the selected set of transforms is used to encoder or decode at least one block in the region. Associated indices representing the set of transforms to be used within a region and the selected transform for a block can be sent in a bitstream. In an alternate embodiment, a default set of transforms is complemented by selection of an additional set of transforms on a block or region basis.