Abstract: Tunnel junctions for multijunction solar cells are provided. According to an aspect of the invention, a tunnel junction includes a first layer including p-type AlGaAs, a second layer including n-type GaAs, wherein the second layer is a quantum well, and a third layer including n-type AlGaAs or n-type lattice matched AlGaInP. The quantum well can be GaAs or AlxGaAs with x being more than about 40%, and lattice matched GaInAsNSb in the Eg range of from about 0.8 to about 1.4 eV.

Abstract: The present disclosure relates to compounds effective as human protein tyrosine phosphatase beta (HPTP-?) inhibitors thereby regulating angiogenesis. The present disclosure further relates to compositions comprising said human protein tyrosine phosphatase beta (HPTP-?) inhibitors, and to methods for regulating angiogenesis.

Abstract: Disclosed herein are systems and methods for multiplex primer design and selection. In one example, a system includes non-transitory memory configured to store executable instructions; and a hardware processor programmed by the executable instructions to receive a plurality of target gene sequences and determine a set of primers for each target gene sequence based on a penalty score associated with the set of primers, wherein the penalty score is based on a non-linear combination of a primer-level penalty score and a set-level penalty score.

Abstract: An embodiment of a heat exchanger assembly includes a first manifold adapted for receiving a first medium, a core adapted for receiving and placing a plurality of mediums, including the first medium, in at least one heat exchange relationship, and a core meeting the first manifold at a first core/manifold interface; The mounting structure supports a heat exchanger, and is metallurgically joined to at least one heat exchanger assembly component at a first joint integrally formed with the mounting structure.

Abstract: A rail tie plate retaining workhead is provided for use in conjunction with a rail tie replacement machine moving along a railroad track having a pair of rails. The workhead includes a workhead frame configured for movement along the track relative to the rail tie replacement machine, and a pair of plate retaining frames, each frame associated with a respective one of the rails, and being connected to the workhead frame. Each plate retaining frame has at least one rail guide wheel connected to the retaining frame using a fluid powered cylinder, the wheels vertically reciprocating between an extended position, in which the workhead is raised to a travel position, and a retracted position, in which the workhead is lowered to a working position in operational relationship with at least one targeted rail tie plate.

Abstract: The present disclosure relates to a photovoltaic (PV) device that includes a first junction constructed with a first alloy and having a bandgap between about 1.0 eV and about 1.5 eV, and a second junction constructed with a second alloy and having a bandgap between about 0.9 eV and about 1.3 eV, where the first alloy includes III-V elements, the second alloy includes III-V elements, and the PV device is configured to operate in a thermophotovoltaic system having an operating temperature between about 1500° C. and about 3000° C.

Abstract: An arrangement for obtaining body measurements of a person includes a garment configured to be form fitted to the person, a reference target, and a handheld digital camera. A surface of the garment includes a plurality of first fiducials which are photogrammetrically analyzable. The reference target includes a plurality of second fiducials that are photogrammetrically analyzable. The plurality of second fiducials on the reference target facilitate producing a 3D model true to scale and in a recognized orientation to a surface on which the person is standing. The handheld digital camera acquires a plurality of successive images of the garment and reference target as the digital camera is moved around the person. A computer processes the plurality images by methods of photogrammetry to produce a 3D model of the body. A portable stabilization device may be held by the person to reduce movement and control arm spacing during image acquisition.

Abstract: A method of synthesizing a disulfide compound is provided. The method may include providing an electrochemical cell that has a compartment, an anode, and a cathode. The compartment may contain a solution of one or more thiol compounds, a catalyst, and a solvent. The method may also include providing an electrical current to the electrochemical cell and converting the one or more thiol compounds into the disulfide compound.

Abstract: The disclosure includes embodiments for a sensor system for multiple perspective sensor data sets. In some embodiments, a method executed by an ego vehicle includes receiving, from a set of remote vehicles, a set of sensor data describing a set of preliminary heatmaps for a roadway environment. The method includes reconciling discrepancies in the set of heatmaps and a preliminary heatmap of the ego vehicle to form a combined heatmap that describes the objects in the roadway environment as collectively observed by the onboard sensors of the set of remote vehicles and the ego vehicle. The method includes providing the combined heatmap to one or more of the remote vehicles included in the set of remote vehicles. The method includes modifying an operation of the ego vehicle based on the combined heatmap. For example, an operation of an autonomous driving system of the ego vehicle is modified.

Abstract: Computer methods and systems for quantifying a nucleic acid sample comprising nucleic acid of one or more contributors to: receive nucleic acid sequence reads obtained from the nucleic acid sample and mapped to alleles at polymorphism loci; determine, using the nucleic acid sequence reads, allele counts for each of the alleles at the polymorphism loci; use a probabilistic mixture model that applies a probabilistic mixture model to the allele counts, and that uses probability distributions to model the allele counts at the polymorphism loci; quantify, using the probabilistic mixture model, one or more fractions of nucleic acid of the one or more contributors in the nucleic acid sample; determine a probability that a specific contributor among the one or more contributors has a specific genotype; and call, based on the posterior probability, that the nucleic acid sample includes nucleic acid from the specific contributor.

Abstract: A watermark image may be generated that includes a first set of encoded pixels each of which is assigned a first transparency value and a second set of encoded pixels each of which is assigned a second transparency value, the second transparency level being different from the first transparency level. The encoded pixels may be distributed among a set of blank pixels such that each encoded pixel neighbors one or more blank pixels in the watermark image, and in particular at least two blank pixels in the watermark image. Herein, each blank pixel may be assigned the second transparency value. The watermark image may be overlaid and blended over a background source image to create an encoded source image. A decoder system may recover encoded information from the encoded source image.

Abstract: A platform that involves a natural language engine with a corpora to process vendor assurance reports, e.g., SOC1, SSAE16, etc. for summarizing key sections, detecting important sections and key phrases of reports, extracting exceptions and noting client control considerations, and trending the reports.

Abstract: A method of producing fluid from a wellbore includes operating a pump located proximate to a zone of fluid influx in the wellbore to draw a fluid from a reservoir into the wellbore at the zone of fluid influx. A first section of a tubing string is coupled to, and extends above, the pump, and a second section of the tubing string is coupled to, and extends below, the pump. A packer seals a first annular space around the first section of the tubing string. The method further includes operating the pump to move the fluid from the second section of the tubing string and into the first section of the tubing string.

Abstract: A segmental tube section structure having a length and a circumference, the segmental tube section structure including, a plurality of tube segments extending the length in a longitudinal direction of the segmental tube section structure and extending in a circumferential direction of the segmental tube section structure, wherein each tube segment of the plurality of tube segments extends in the circumferential direction to span an arc of the circumference of the segmental tube section structure, wherein each of the plurality of tube segments is connected to adjacent tube segments of the plurality of tube segments in the circumferential direction to form the segmental tube section structure, wherein at least one of the plurality of tube segments comprises an attachment structure to accommodate a vehicle track assembly, and wherein each of the plurality of tube segments is formed of a steel plate.

Abstract: The present disclosure provides a keel beam assembly, an aircraft including the keel beam assembly, and a method of aircraft manufacture using the keel beam assembly. An illustrative keel beam assembly comprises a pair of keel chords extending outside an aircraft fuselage and forming at least part of a lower keel box portion of a keel box. An upper keel box portion of the keel box is coupled to the pair of keel chords and has an aft end engaged with and secured to an aft wheel well bulkhead (AWWB).

Abstract: Methods, apparatus, and systems for incorporating a dynamic interface into an expandable network device. A section of memory of the expandable network device is partitioned for the dynamic interface and the dynamic interface is loaded into the partitioned section of the memory. A hardware interface of the expandable network device is configured to communicate with the dynamic interface under a control of the dynamic interface; and a communication channel is established between a network interface of the expandable network device and the hardware interface of the expandable network device via the dynamic interface.

Abstract: Embodiments for aircraft keel beam assembly. One embodiment is a keel beam assembly of an aircraft. The keel beam assembly includes a keel attach chord to connect to a wing center section of the aircraft, the keel attach chord extending in a longitudinal direction between a rear spar and front spar of the aircraft. The keel beam assembly also includes a lower chord disposed underneath the keel attach chord and extending in the longitudinal direction between an aft wheel well bulkhead and a forward bulkhead of the aircraft. The keel beam assembly further includes a forward web to couple the keel attach chord and the lower chord, the forward web including a front edge extending in a diagonal direction from the keel attach chord that is downward and aft toward the lower chord to create an open area forward from the front edge.

Abstract: Disclosed herein is a rear subframe and suspension system. The subframe may be configured to accommodate one or two electric motors for propelling an automobile. The subframe may be configured such that the motor(s) is inserted through the front end of the subframe. The subframe may substantially surround the motor. Braces may be the coupled to the subframe to secure the motor within the subframe. The subframe may further include built-in motor mounts. An independent rear suspension system and rear steering system may also be coupled to the subframe.

Abstract: A bicycle steering bearing assembly includes features for internal routing of actuator cables. Apertures through the elements of the steerer bearing assembly are configured to provide for the maximum actuator cable size while providing uniform application of forces to the steerer tube and upper bearing. Such apertures may be angled or partially angled from vertical, and may be or may include tapered sections. The apertures may also include a relief feature.

Abstract: An illumination device and methods are provided herein for avoiding over-current and over-power conditions in one or more power converters included within the illumination device. The illumination device may include at least a plurality of light emitting diode (LED) chains, a driver circuit, at least one power converter, and a control circuit. In some embodiments, the control circuit may be generally configured for determining a maximum safe current level and/or a maximum safe power level attributed to the power converter(s) at a present operating temperature, and for adjusting respective drive currents supplied to the plurality of LED chains by the driver circuit, so as not to exceed the maximum safe current level or the maximum safe power level at the present operating temperature. In some embodiments, a temperature sensor may be included within the illumination device for measuring the operating temperature presently associated with the power converter(s).