Abstract: A control device for controlling charging of a rechargeable battery, the control device including a rechargeable dummy cell, a first circuit configured to charge the battery and the dummy cell, and a second circuit configured to measure the open circuit voltage of the dummy cell. The control device is configured to: determine the open circuit voltage of the dummy cell by using the second circuit, and determine the maximum capacity increment of the battery, which is to be charged until full charging, based on the determined open circuit voltage of the dummy cell. Also, a corresponding method of controlling charging of a rechargeable battery.

Abstract: A control device for controlling charging of a rechargeable battery, the control device being configured to: determine the voltage of the battery during charging of the battery, stop charging, when the determined voltage exceeds a predetermined upper voltage limit, determine the voltage of the battery after stopping charging, determine the voltage difference between the predetermined upper voltage limit and the determined voltage of the battery after stopping charging, and continue charging, when the determined voltage difference exceeds a predetermined threshold. A corresponding method controls charging of a rechargeable battery.

Abstract: A control device for controlling discharging of a rechargeable battery, the control device comprising a rechargeable dummy cell, a first circuit configured to discharge the battery and the dummy cell, and a second circuit configured to measure the open circuit voltage of the dummy cell. The control device is configured to: determine the open circuit voltage of the dummy cell by using the second circuit, and determine the maximum capacity decrement of the battery, which is to be discharged until full discharging, based on the determined open circuit voltage of the dummy cell. The invention also refers to a corresponding method of controlling discharging of a rechargeable battery.

Abstract: The present disclosure relates to a material containing the elements Li, M, P, S and X wherein M=Si, Ge or Sn, and X=F, Cl, Br or I. The material can be used as a sulfide solid electrolyte material, notably for an all-solid-state lithium battery.

Abstract: An air deflector for a vehicle cowl is provided. The air deflector includes a first side extending parallel to a longitudinal axis of the vehicle, an attachment portion configured for attaching the air deflector to the vehicle, resulting in an attached configuration, a second side opposite and parallel to the first side, wherein when in the attached configuration, the second side faces inward toward a centerline of the vehicle, and a hinged portion positioned on the first and/or second side such that a force applied at a top portion of the air deflector in the attached configuration causes deformation of the air deflector along the hinged portion.

Abstract: The present invention describes an electrode material based on carbon foam impregnated with particulate carbon, and a method for preparing the electrode material. The electrode material may be used as a cathode active material in a metal-air/metal-oxygen battery, such as a lithium-air, sodium-air, magnesium-air, zinc-air, tin-air or silicon-air battery.

Abstract: A calcium-based secondary cell including, as a positive-electrode active material, a molybdenum oxide-based material containing molybdenum in an oxidation state of 4 or more and 6 or less.

Abstract: An all-solid-state battery includes a mixture layer which has a physical mixture of a sulfide-based sodium-containing solid electrolyte material and a sulfide-based lithium-containing solid electrolyte material.

Abstract: A PIN type infrared photodiode including a first electrode, a n-type semiconductor, an atomic layer deposition coating of lead sulfide, a p-type semiconductor and a second electrode, wherein the n-type semiconductor comprises nanowires conformally coated with the atomic layer deposition coating of lead sulfide.

Abstract: A wheel assembly having an outboard portion and an inboard portion including a wheel hub configured to enable fastening of the wheel assembly to a vehicle such that the outboard portion is oriented away from a centerline of the vehicle and the inboard portion is oriented toward the centerline of the vehicle, a wheel rim positioned concentrically with the wheel hub, and configured to receive one or more friction elements, and one or more wheel spokes radially connecting the wheel hub and the wheel rim, each of the one or more wheel spokes having a retainer positioned at an inboard portion, the retainer being configured to enable retaining one or more decorative parts at an outboard portion of the wheel assembly.

Abstract: An optoelectronic device has an electron transport layer, an active layer, and a hole transport layer. Each of the electron transport layer, the active layer, and the hole transport layer has quantum dots.

Abstract: A mixed oxide of sodium and transition metals having the formula (1): Nax[MnaNibCoc]O2+y ??(1) wherein: 0.5?x?0.9, ?0.1?y?0.1, a+b+c=1, 4a+2b+3c=4?x+2y, and 0<c?0.5. Further a process for producing such a mixed oxide, a positive electrode including such a mixed oxide and a sodium ion secondary battery including such a positive electrode.

Abstract: A mold for molding an object having a section of increased thickness includes a mold cavity comprising a first zone and a second zone and a means for providing a different thermal conductivity at the first and second zone of the mold cavity.

Abstract: A computer-based method for simulating a human-like decision in an environmental context, comprising: capturing environmental data with at least one sensor, realising a computer based method for realising a bi-directional compression of high dimensional data by compressing the data into a lower-dimensional map, if environmental data are captured during a learning phase of a computer-based model, evaluate the map of compressed data by determining the quality of the map by how well it separates data with different properties, the captured data corresponding to known pre-recorded data that have been pre-evaluated, if environmental data are captured after the learning phase, add new point to the compressed data and generate a signal indicating which human-like decision to use to correspond to the state of the operator.

Abstract: A laser welding system is provided. The laser welding system includes a laser source configured to produce a laser beam, a beam modifier configured to split the laser beam into at least two heat source points positioned at a predetermined angle relative to one another along a diagonal intersecting and radially equidistant from a center of a circular weld line, the circular weld line being concentric with an object to be welded, a rotation unit configured to cause rotation of the at least one group of two heat source points or the object to be welded, and a controller configured to control the rotation unit to cause the at least one group of two heat source points to scan substantially all of the circular weld line.

Abstract: The present invention presents a process for preparing a quantum dot array comprising at least the steps of: (a) providing a crystalline semiconductor substrate surface; (b) depositing quantum dots on the said substrate surface by a process of successive ionic layer adsorption and reaction (SILAR). The steps can be repeated to build up a quantum dot superlattice structure.

Abstract: An electrochemical system can include transition metal nanoparticles as a promoter for an electrode. The transition metal nanoparticles can include molybdenum (Mo), chromium (Cr), and/or the oxides thereof, which can lower recharge potentials and enhance the efficiency. These promoters promote especially the generation of oxygen and this for several cycles of usage of the electrochemical system which is, as a result, rechargeable.

Abstract: A mold for molding a plastic sheet having one or more angled portions, the mold including a mold cavity having at least one corner configured to produce the angled portion of the plastic sheet, and pressure modifying means positioned in proximity to the at least one corner, and configured to modify a pressure exerted on the angled portion during compression molding of the plastic sheet.

Abstract: A core-shell composite material may include a core consisting of Nb-doped TiO2 of formula TiNbOx; and a shell consisting of a homogeneous layer of Pt or Pt alloy of 1 to 50 ML in thickness. The core-shell composite material may in particular find application in fuel cells.

Abstract: A laser welding system is provided. The laser welding system includes a laser source configured to produce a laser beam, beam shaping means configured to form a beam profile different from that of the laser beam, and shielding means configured to shield at least a portion of the shaped beam profile.