Abstract: Provided herein are ferroelectric nematic (NF) compositions comprising a ferroelectric nematic host and one or more nonlinear optical compounds (chromophores).

Abstract: A Thermal Transparency Control Device (TTCD), comprising: an inner layer of Polymer Dispersed Liquid Crystal (PDLC) capable of changing an arrangement of liquid crystals comprised therein, in response to a change in a level of voltage supplied to the PDLC, so that the inner layer becomes more transparent as the voltage increases, thereby enabling more thermal radiation to pass through the inner layer; the inner layer placed between two outer layers of material wherein at least part of each of the two outer layers enables thermal radiation passage therethrough and wherein each of the two outer layers comprises an electrical interface that is in contact with the inner layer.

Abstract: Systems and methods are provided for the analysis of single particles with inductively coupled plasma time of flight mass spectrometry. Single particles may be isolated from whole cells, microorganisms, viruses, etc. The systems may include curved ion guides including such elements as multipoles, angled or rounded surfaces, and an ion manipulation device including elements such as an ion tunnel, ion funnel, quadrupole, and variations of each element.

Abstract: A thermal signature generating device, the device comprising: at least one thermal radiation emitting element, each of the at least one thermal radiation emitting elements extending between two spaced-apart opposite solid surfaces defined by two opposite electrodes and comprising an array of Carbon Nanotubes (CNTs), the array being connected by its two opposite ends to the two opposite electrodes, respectively, and extending along a space between the electrodes, the electrodes providing electrical current through the thermal radiation emitting element, causing the thermal radiation emitting element to emit thermal radiation for generating the thermal signature.

Abstract: A method and device for detecting propellers with high-precision are provided, the method includes obtaining a measurement point cloud of the propeller, filtering the measurement point cloud to obtain a target point cloud; processing the target point cloud to obtain a first measurement plane, and finding a center point of a pressure cone point cloud; obtaining a measuring axis according to the first measurement plane and the center point; segmenting the target point cloud to obtain a blade point cloud of each blade, and analyzing the blade point cloud and the measuring axis to obtain the parameters of the propeller, so as to determine whether the propeller is qualified. A high-precision structured light 3D camera is used, simple and high-precision detection solution for propeller products is developed based on the open-source 3D algorithm framework PCL. The device can improve the detection efficiency and the feasibility of promotion.

Abstract: Systems and methods are provided for high-efficiency transport of single particles for inductively coupled plasma mass spectrometry. Single particles may be delivered to the mass spectrometer for quantification of trace elements. The systems may include droplet generation, conveyance module, capillary tubing, and/or an integrated inductively coupled plasma (ICP) torch, which may allow for the sequential transportation of single particles.

Abstract: A microorganism oil composition enriched with eicosapentaenoic acid or with docosahexaenoic acid mainly in the form of diglycerides, and method for obtaining same. A microorganism oil composition includes an eicosapentaenoic acid and/or docosahexaenoic acid content greater than or equal to 500 mg/g of composition, and, with respect to the total quantity of glycerides, a quantity of diglycerides greater than 45% and a quantity of monoglycerides and diglycerides greater than 60%.

Abstract: A system for a vehicle has an oil supply, an engine oil pump comprising a plurality of ports and an engine coupled to the plurality of ports. A turbocharger is coupled to the engine. A turbocharger oil pump is coupled to the oil supply comprising a first port coupled to the turbocharger.

Abstract: A method for the fractionation of fatty acids with a difference of two carbons by molecular distillation with double pass fractionation between eicosapentaenoic and docosahexaenoic acids, and compositions of microorganism oils enriched in eicosapentaenoic or docosahexaenoic acid. The method wherein (i) a reaction step between an microorganism oil including omega-3 polyunsaturated fatty acids in triglyceride form and an alcohol in the presence of a chemical or enzymatic catalyst, (ii) a first step of molecular distillation under high vacuum of the oil from step (i), in a scraper film evaporator coupled to a rectification column including at least seven theoretical plates, and recovery of a first residue and distillate, (iii) a second step of molecular distillation under high vacuum of the step (ii) residue, in the scraper film evaporator, and recovery of a second residue and distillate.

Abstract: A microorganism oil composition, in particular of microalgae, enriched with polyunsaturated fatty acids, characterised in that it has a saturated fatty acid content of less than or equal to 40 mg/g of composition, an omega-3 polyunsaturated fatty acid content greater than or equal to 500 mg/g of composition, and in that it includes, with respect to the total quantity of monoglycerides, diglycerides, triglycerides and fatty acid ethyl esters, a quantity of triglycerides below 70%, a quantity of diglycerides of between 10 and 35%, and a quantity of monoglycerides of between 1 and 5%.

Abstract: A method and system for controlling operation of a two-stroke engine having a turbocharger includes the two-stroke engine comprising an electronically controlled exhaust valve. A throttle position sensor generates a throttle position signal corresponding to a position of a throttle plate of a throttle. A boost box is coupled to the two-stroke engine. A boost box pressure sensor is coupled to the boost box and generates a boost box pressure signal corresponding to a pressure within the boost box. A controller is coupled to the boost box pressure signal controlling a position of the electronically controlled exhaust valve in response to the boost box pressure signal and the throttle position signal.

Abstract: An integrated biplane optical sensing core chip has a non-linear optical substrate, a first waveguide structure, a second waveguide structure and a waveguide coupled fiber. The non-linear optical substrate, the first waveguide structure and the second waveguide structure are made of the same nonlinear optical material. The first waveguide structure is connected to the second waveguide structure via a waveguide coupled fiber is outside and independent to the non-linear optical substrate. Therefore, the first waveguide structure and the second waveguide structure can overlap in the vertical direction, and can be set close to each other in the horizontal and vertical directions, so the integrated biplane optical sensing core chip can be miniaturized and can meet reciprocity. The integrated biplane optical sensing core chip is suitable for an optical fiber sensor, and the optical fiber sensor can be a fiber-optic gyroscope or a fiber-optic current sensor.

Abstract: A dual-purpose type gas-valve structure especially related to a gas-gun gas-valve used for controlling the igniting and releasing of gas. It is specially designed with the horizontal and vertical gas entrance types coexisting structure to facilitate selecting different types to insert and connect the high-pressure steel cylinder depending on the gun type. It mainly consists of a box-body set with several connected horizontal and vertical channels inside; wherein a group of vertically intersecting channels located below can respectively insert into the high-pressure steel cylinder from the horizontal entrance and the vertical entrance from outside; wherein the lower-layer horizontal channel located at the upper f-type channel belongs to the high-pressure gas control room and the touch-press port, and the gas can be thereby released to the vertical channel and strongly ejected out through the upper-layer horizontal channel to instantaneously propel and launch out the bullet of the connecting barrel.

Abstract: An electronic assembly includes a plurality of circuit boards each comprising engagement grooves spaced around an outer wall. The assembly includes a plurality of spacers with alignment elements. The alignment elements comprise a first tab and a first tab receiver extending in a first axial direction. The alignment elements further comprising a second tab extending in a second axial direction opposite the first and a second tab receiver extending in the second axial direction. A first spacer is disposed between a first circuit board and a second circuit board. The first tab of the first spacer is disposed within a first engagement groove of the first circuit board. The second circuit board is disposed between the first spacer and a second spacer. A second tab of the first spacer is received in a second engagement groove of the second circuit board and a first tab receiver of the second spacer.

Abstract: An exhaust gas diverter valve coupled within a pipe comprises a housing having a passage therethrough, a valve member rotatably coupled within the housing the valve member rotates about a valve axis. A first valve seat mat be disposed partially circumferentially within said passage and extending radially inwardly.

Abstract: The invention provides methods and systems for washing adsorptive media with minimal water consumption. More specifically, the invention provides methods and systems for in situ regeneration and/or sanitization of adsorptive media, such as activated carbon, using back-and-forth washing.

Abstract: A method for enhancing an image for facial recognition comprises capturing an image of the face with a polarizer and correcting the polarized image for non-uniformity. Stokes Parameters S0, S1, S2 are obtained by weighted subtraction of the polarized image to form Stokes images. DoLP is computed from the Stokes images, and facial recognition algorithms are applied to the DoLP image. A system for enhancing images for facial recognition comprises a polarimeter configured to record polarized image data of a subject's face, a signal processing unit and logic configured to receive and store in memory the image data from the polarimeter, calculate Stokes parameters from the image data, and compute a DoLP image from the Stokes parameters.