Abstract: A mixed metal oxide catalyst, particularly Pt and Ru containing oxide catalysts, based catalysts for polymer electrolyte membrane (PEM) fuel cells, water electrolysis, regenerative fuel cells (RFC) or oxygen generating electrodes in various electrolysis applications.

Abstract: Embodiments are related to a masking threshold determinator, wherein the masking threshold determinator is configured to obtain a plurality of bandpass signals using a plurality of filters having different bandwidths; and wherein the masking threshold determinator is configured to obtain a masking threshold information associated with a given frequency region on the basis of bandpass signal values of at least two bandpass signals. Furthermore, audio encoders, methods and computer programs are disclosed.

Abstract: System (S-SYS) and related method for determining a material density map for a target material. The system (S-SYS) may receive spectral data representable in a two-dimensional data space. The spectral data may include measurements acquired by a spectral imaging apparatus of an object in a three-dimensional image domain of the spectral imaging apparatus. The system determines clusters in the data space, one indicative of the target material, the target material cluster, and clusters indicative auxiliary materials, the auxiliary material clusters. The system may determine a mutual geometrical constellation of the clusters. The system determines the material density map based on the geometrical constellation so determined.

Abstract: A pneumatic supply device for an agricultural tractor includes a compressed air source for producing a compressed air flow, a cooler for cooling the air flow produced, and a first air dryer, which is fed with the cooled air flow and via the outlet of which a first pneumatic consumer group can be supplied with dehumidified compressed air in accordance with a first dehumidification and flow capacity, and a second air dryer, which is fed with the cooled air flow and via the outlet of which a second pneumatic consumer group can be supplied with dehumidified compressed air in accordance with a second dehumidification and flow capacity.

Abstract: The disclosure relates to a method for calculating a setpoint value curve for an intervention in an operation of a vehicle component of a vehicle in order to set an operating variable to a target value in the vehicle component. The operating variable is cyclically compared with a start value, and if it is detected that the operating variable has the start value, a setpoint trajectory for setting the operating variable along a time curve in accordance with a predetermined curve shape to the target value starts by an intervention in a manipulated variable which acts on the operating variable.

Abstract: The invention relates to a lighting device for a photoreactor comprising a tubular housing (40) having a longitudinal axis (41) and a plurality of individual light sources (30) mounted on the inner surface of the housing (40), wherein the housing (40) comprises flow channels (46) for a heat transfer fluid, the flow channels (46) being arranged at the back side of the inner surface of the housing (40) behind the individual light sources forming a conformal cooling passage for the individual light sources. The invention further relates to a photoreactor comprising a lighting device and a reaction chamber with at least one tubular flow channel, the reaction chamber being arranged inside the lighting device and the channel wall being made of a material transmissive to the light emitted by the light sources.

Abstract: A process for the preparation of polyisobutene derivatives involves bringing an oxygen-containing gas in contact with polyisobutene, in the presence of a photosensitizer, and irradiating the reaction mixture. The polyisobutene derivatives are useful, for example, in hydrocarbon mixtures or hydrocarbon-containing oils.

Abstract: A method for operating a motor vehicle, the motor vehicle has a control device and a drive train. The drive train includes as components a motor, a clutch, and at least one wheel. The motor is coupled to the at least one wheel via the clutch. The control device controls a rotational speed of the at least one wheel based on a rotational speed specification using a model mapping the drive train of the motor vehicle. A torque generated by the motor is influenced as the manipulated variable as a function of at least one state variable of the drive train determined on the basis of the model.

Abstract: The invention relates to a lighting device, to the use of the lighting device in a photochemical reaction, to a photochemical reactor and to a method used by the lighting device. The lighting device 100 comprises an LED unit 110 configured to emit light 114 to be used in the photochemical reaction, a housing 120 configured to house the LED unit, wherein at least a part of the housing is transparent for light to be used in the photochemical reaction, wherein the housing is configured to contain a dielectric liquid transparent for light generated by the LED unit such that it is in direct contact with at least a part of the light emitting side of the LED unit, and a liquid movement arrangement 130 configured to support a movement of the dielectric liquid such that the dielectric liquid transports heat produced by the LED unit away from the LED unit.

Abstract: The aim of the invention is to provide an electrochemical cell which can be produced as simply as possible and with which fluid can flow out of the interior in the event of an overpressure in the interior of the electrochemical cell. This is achieved by an electrochemical cell that comprises a housing, which surrounds the interior of the electrochemical cell, and a rupture device, which is arranged on a wall of the housing and is in particular formed integrally with the wall, wherein the rupture device comprises at least one rupture web, wherein the at least one rupture web has a thickness varying in the longitudinal direction, and/or wherein the at least one rupture web is formed by at least one first depression, which is arranged on an inner side, facing the interior, of the wall, and by at least one second depression, which is arranged on an outer side, facing away from the interior, of the wall.

Abstract: In order to provide a rupture device which can be produced as simply as possible and which enables a controlled opening of a container in the event of an overpressure, it is proposed that the rupture device comprise a wall component which has at least one rupture web, wherein the at least one rupture web has a thickness varying in the longitudinal direction, and/or wherein the at least one rupture web is formed by at least one first depression, which is arranged on a first side of the wall component, and at least one second depression, which is arranged on a second side, facing away from the first side, of the wall component.

Abstract: The invention relates to an improved process for isomerizing polyunsaturated non-aromatic compounds including acyclic conjugated polyenes and alicyclic conjugated polyenes. In particular it relates to an improved and safe process for forming a 11-E retinoid compounds in high yield by expending as few energy as possible and with avoiding at most possible side products or product mixtures. This is achieved by feeding at least one of retinoid compounds of formula 2 to 5, or at least one of retinoid compounds of formula 2 to 5 and retinoid compound of formula 1, an organic solvent and a photosensitizer into a reaction device and irradiating the thus obtained reaction mixture with visible monochromatic light, at least 90% of the power of said monochromatic light and at most 100% of said power being emitted in the range from 460 nm to 580 nm.

Abstract: A method for regulating a drive train of a motor vehicle. The drive train includes, as components, a motor, at least one mechanical component, and at least one wheel. The motor is coupled to the at least one wheel via the at least one mechanical component. A speed of the at least one component of the drive train based on a speed specification is regulated using a model depicting the drive train of the motor vehicle. A torque generated by the motor is influenced as a regulated variable as a function of at least one state variable of the drive train determined on the basis of the model.

Abstract: The present invention relates to a process for preparing bromotrichloromethane comprising a) providing bromine in chloroform; and b) radiation of the resulting solution with light in the range of 350 to 550 nm, wherein said solution of bromine in chloroform is not radiated with radiation of a wavelength below 350 nm.

Abstract: A method for regulating a drive train of a motor vehicle. The drive train includes, as components, a motor, at least one mechanical component, and at least one wheel. The motor is coupled to the at least one wheel via the at least one mechanical component. A speed of the at least one component of the drive train based on a speed specification is regulated using a model depicting the drive train of the motor vehicle. A torque generated by the motor is influenced as a regulated variable as a function of at least one state variable of the drive train determined on the basis of the model.

Abstract: A method for operating a motor vehicle, the motor vehicle has a control device and a drive train. The drive train includes as components a motor, a clutch, and at least one wheel. The motor is coupled to the at least one wheel via the clutch. The control device controls a rotational speed of the at least one wheel based on a rotational speed specification using a model mapping the drive train of the motor vehicle. A torque generated by the motor is influenced as the manipulated variable as a function of at least one state variable of the drive train determined on the basis of the model.

Abstract: The invention describes a process for making astacene of formula 1, the exocyclic double bonds thereof having either an E configuration or an E- and/or Z-configuration, wherein astaxanthin of the general formula 2 having asymmetric centers 3 and 3?, each of which respectively having an (S)- or (R)-conformation and the exocyclic double bonds of said astaxanthin 2 having either an E- or E- and/or Z configuration, is oxidized in the presence of at least one tertiary alcoholate.

Abstract: A motor vehicle battery includes a battery housing. The battery housing has a housing interior bounded in sections by a housing frame and a housing base. The motor vehicle battery further includes a plurality of battery modules arranged in the housing interior. The motor vehicle battery further includes at least one first cooling duct. The at least one first cooling duct is formed in the region of the housing base, for cooling the battery modules from a first side. The housing interior is bounded by a housing cover or by a housing lid opposite the housing base. At least one second cooling duct for cooling the battery modules from a second side is formed in the region of the housing cover or of the housing lid.

Abstract: A temperature control apparatus for the temperature control of an electrical power supply unit may include a cooling device, at least one heating device, and a heat transfer component. The heat transfer component may provide a thermal coupling for the cooling device and the at least one heating device. The cooling device, the at least one heating device, and the heat transfer component may be thermally coupled to each other and stacked one on top of the other in a stacking direction. The cooling device may include at least one fluid path through which a fluid is flowable. The at least one heating device may include at least one electrical heating element arranged between an electrically conductive first contact plate and an electrically conductive second contact plate. The heat transfer component may also include a first side that faces the first contact plate and includes at least one recess.

Abstract: The present invention relates to a process for preparing bromotrichloromethane comprising a) providing bromine in chloroform; and b) radiation of the resulting solution with light in the range of 350 to 550 nm, wherein said solution of bromine in chloroform is not radiated with radiation of a wavelength below 350 nm.