Abstract: Methods, devices, and systems are described for a flip-chip solar cell. The flip-chip solar cell includes a plurality of semiconductor layers having a first side and a second side. The plurality of semiconductor layers are configured to convert solar radiation to electrical energy. The flip-chip solar cell includes a coverglass layer coupled to the second side via a bond. The coverglass layer is configured to pass the solar radiation to the plurality of semiconductor layers and provide structural support for the plurality of semiconductor layers flip-chip solar cell. The flip-chip solar cell includes a first electrode pad and a second electrode pad coupled to the first side and electrically coupled to the plurality of semiconductor layers. The coverglass layer is thicker than the plurality of semiconductor layers. No metal layer is interposed between the plurality of semiconductor layers and the coverglass layer.

Abstract: The invention relates to an air cleaning device, in particular, the invention relates to a supplementary air cleaning device which boosts delivery of clean air using energy from the existing air flow and from thermal updrafts to drive air through a filter. Moreover, the device is designed to create a localised extraction zone from just above the breathing zone of standing passengers. The device is mounted externally to an existing ventilation outlet such as may be found in a train, bus, or airplane, or in a building. The System for enhancing air filtration for public indoor or transportation spaces comprises an air inlet comprising an air inlet area; a reduced cross-sectional area zone comprising at least one nozzle (23) forming a floor of the mixing chamber the angle formed between the floor and the at least one nozzle is between 0 and 40 degrees.

Abstract: A method for removing methane and non-methane volatile organic compound concentrations from a gas stream. The method includes exposing the target gas to a halogen gas and a light from a suitable light source having a wavelength sufficient to activate halogen gas to halogen radicals, wherein the halogen radicals react with the VOC in the target gas to provide the target gas with a removed concentration of VOC as well as a device including a reaction chamber for reacting the halogen radicals with the VOC in the target gas.

Abstract: A vehicle system includes: smoke sensors located at different locations within a passenger cabin of a vehicle and configured to measure amounts of cigarette smoke at the locations, respectively, within the passenger cabin of the vehicle; and a smoking module configured to, based on the measured amounts of cigarette smoke, determine that: a smoking event occurred at a first location within the passenger cabin; and the smoking event did not occur at a second location that is different than the first location within the passenger cabin of the vehicle.

Abstract: Techniques for adding an element to a queue by a producing process include identifying potential consuming processes for processing the element by determining at least a first consuming process from multiple consuming processes. The element is provided by creating a data item and links associated with the data item. The links include at least one first link, the first link including a first previous pointer and a first next pointer. The quantity of created links is at least the quantity of potential consuming processes determined in the identifying of the potential consuming processes. The element is integrated into the queue by creating or extending a consumer specific doubly-linked list for the first consuming process.

Abstract: A vehicle control system may include a sensor network sensing vehicle attitude information and a controller operably coupled to the sensor network to determine, based on the vehicle attitude information, movement of a center of gravity of the vehicle relative to an axis of rotation of the vehicle. The controller may further determine a modification to a torque application of the vehicle based on the movement of the center of gravity of the vehicle relative to the axis of rotation of the vehicle.

Abstract: A corrosion resistant tube includes a tubular low carbon steel body having an inside surface and an outside surface, a corrosion resistant metal coating on the inside surface, a first corrosion resistant metal coating on the outside surface, a second corrosion resistant metal coating applied to the first corrosion resistant metal coating on the outside surface, and a polymer layer applied over the second corrosion resistant metal coating. A method of manufacturing a corrosion resistant tube, includes applying a corrosion resistant metal coating both sides of a strip of low carbon steel, forming the strip into a tube and welding the edges to form a tubular body. The weld is narrower at the inside surface than at the outside surface of the tubular body. The corrosion resistant metal coating on the inside surface is heated during welding and flows across and covers the weld.

Abstract: This document provides implantable intraluminal stent graft medical devices. In some embodiments, the stent graft devices provided herein are implantable in bodily conduits that have side branches, and the stent graft devices are operable to allow the flow of fluids between the conduit and the side branches. In some embodiments, the walls of the stent graft devices provided herein include compliant channels which allow for fluid communication between the interior and the exterior of the stent graft devices. In some embodiments, the compliant channels are configured to inhibit or reduce tissue ingrowth, tissue bridging, and/or endothelialization.

Abstract: A method for removing methane and non-methane volatile organic compound concentrations from a gas stream. The method includes exposing the target gas to a halogen gas and a light from a suitable light source having a wavelength sufficient to activate halogen gas to halogen radicals, wherein the halogen radicals react with the VOC in the target gas to provide the target gas with a removed concentration of VOC as well as a device including a reaction chamber for reacting the halogen radicals with the VOC in the target gas.

Abstract: A system and method for providing calibration data for driver assist systems based on a changed ride height includes receiving sensor data from at least one of a camera, RADAR sensor, ultrasonic sensor, and/or LiDAR sensor of the vehicle, determining that a ride height of the vehicle has changed based on the sensor data, retrieving calibration data for at least one driver assist system based upon the changed ride height; and operating the at least one driver assist system using the retrieved calibration data.

Abstract: An illustrated view of an exemplary sole protector device for extending the life of an outsole and heel is presented. The sole protector device is easy to place on a shoe and keeps the sole of the shoe free of dirt, mud, grime, etc. The sole protector fits over the sole of a shoe. The sole protector has a bottom that is a traction surface. The sole protector may be any color or have patters, designs, emblems, etc. The sole protector further is reusable, custom made to fit, made of a silicon material, waterproof and stretchable. The sole protector may have a light, such as an LED, that is powered by solar power and controlled by an actuator such as a switch.

Abstract: A vehicle system includes: at least one of: (a) a particulate matter sensor configured to measure an amount of particulate within a passenger cabin of a vehicle; and (b) a volatile organic compounds (VOC) sensor configured to measure an amount of VOCs within the passenger cabin of the vehicle; and a control module configured to, based on at least one of the amount of particulate and the amount of VOCs within the passenger cabin of the vehicle, diagnose at least one of: a characteristic of the vehicle; presence of a chemical in the passenger cabin of the vehicle; occurrence of an event within the passenger cabin of the vehicle; and a remaining life of engine oil of the vehicle.

Abstract: A system for providing ticket based authorized entry of a mobile access device includes a memory, a transceiver and a control module. The memory stores an access code of a ticket of an event to be accessed by the mobile access device. The mobile access device also stores the access code. The control module: determines an amount of time since the ticket was purchased or an amount of time since the access code of the ticket was last updated; and updates the access code stored in the memory and signals the mobile access device via the transceiver to update the access code stored at the mobile access device in response to the amount of time since the ticket was purchased exceeding a first predetermined amount of time or the amount of time since the access code of the ticket was last updated exceeding a second predetermined amount of time.

Abstract: Methods and systems are provided for adjusting regenerative braking in response to normal loads applied to each of a vehicle's wheels coupled to an electric machine. In one example, a regenerative braking torque for a wheel may be adjusted in response to a normal load that is applied to the wheel as wheel load changes during vehicle braking.

Abstract: A vehicle system includes: a blower configured to draw air from within a passenger cabin of a vehicle through an inlet; a binding agent source configured to flow a binding agent into the air; and a sensor disposed downstream of the binding agent source in the direction of airflow, the sensor configured to determine an amount of smoke in the air from within the passenger cabin based on a measured characteristic of particulate at the sensor and a predetermined characteristic of the binding agent.

Abstract: Methods and apparatus to control stability of a vehicle and trailer are disclosed. An example apparatus to control stability of a vehicle and trailer includes stability monitoring circuitry to determine, based on sensor data from one or more sensors of the vehicle, whether a vehicle stability condition associated with the vehicle is satisfied, and stability control circuitry to, in response to the vehicle stability condition not being satisfied, adjust a load distribution on front wheels and rear wheels of the vehicle by adjusting a vehicle pitch.

Abstract: A vehicle includes wheels, brakes to control speeds of the wheels, and a hydraulic fluid source in fluid communication with the brakes. The vehicle includes a computer storing instructions to determine that speeds of the wheels are zero and actuate the hydraulic fluid source to provide hydraulic fluid to a first set of one or more of the brakes at a first pressure sufficient to maintain the vehicle body at a present position and to provide hydraulic fluid at a volumetric rate to one or more of the brakes not in the first set, and, while providing hydraulic fluid at the volumetric rate to a brake not in the first set, detect second pressures of the brake not in the first set. The instructions include instructions to determine a volume-pressure curve for the brake not in the first set based on the volumetric rate and the second pressures.

Abstract: Various aspects of the present disclosure are directed toward medical devices, systems, and methods. The medical devices may include a portion having a radially expansive force greater than a radially expansive force other portions of the device. In addition, the medical device may include one or more constraining mechanisms for deployment of the medical devices.

Abstract: An implantable medical device for sealing and repairing defects in a body tissue or for creating an anastomosis includes a frame and a covering material. In some embodiments, the frame includes a single continuously wound wire that defines an apposition portion, a defect-occupying portion, and a sealing portion. In some embodiments, the tissue-sealing and anastomosis devices provided herein are well-suited for use in the GI tract including the small bowel and colon. In some embodiments, a two-part frame construct facilitates independent tailoring of apposition forces and radial forces exerted on tissues by the two-part frame.

Abstract: A medicament delivery assembly comprises a delivery device configured to deliver medicament to a user, a communication accessory releasably coupled to the delivery device, and one or more sensors configured to sense a condition of the delivery device. The communication accessory may be configured to receive a first signal from the one or more sensors assembly and to send a second signal to an external device.