Abstract: A magnetic resonance (MR) coil construction system includes MR coil sheets (20) comprising electrically conductive MR coil elements or MR coil element portions (22) disposed in electrically insulating sheets (26). The MR coil sheets have edges with connecting mechanisms (34. 48) configured to connect the MR coil sheets to construct an MR coil array (44).

Abstract: Mixing device having a container rotatable about container axis, with emptying opening being arranged in the bottom thereof, rotatable mixing tool arranged in the interior of the container, and closure element for closing the emptying opening. The closure element can be pivoted about a pivot axis for opening and closing the emptying opening. With the emptying opening closed, the closure element has inner surface arranged within the container, outer surface arranged outside the container, and edge surface arranged opposite an edge surface of the emptying opening. The closure element, emptying opening and pivot axis are of such a configuration and arrangement that a point arranged furthest away from the pivot axis on the inner surface or the edge surface describes a circle in the pivotal movement, wherein the closure element is arranged within the circle and the edge surfaces of the emptying opening are arranged outside the circle.

Abstract: The invention also refers to a flexible coil element for a flexible coil array, for a magnetic resonance imaging apparatus. The invention also refers to a flexible coil array, for a magnetic resonance imaging apparatus, for indicating a loading state of a flexible coil element being positioned on at least one inductive element. The invention also refers to a method for indicating a loading state of a flexible coil element being positioned on at least one inductive element. The flexible coil element is comprised by a flexible coil array, wherein the flexible coil array comprises at least one flexible coil element. Furthermore, the invention refers to a software package comprising instructions for carrying out the method steps.

Abstract: The disclosure relates to a method for operating a steer-by-wire steering system which includes at least one steering input element, at least one steering actuating element operatively connected to the steering input element, at least one first end stop for mechanically limiting a movement of the steering actuating element in a first direction of movement and at least one second end stop for mechanically limiting a movement of the steering actuating element in a second direction of movement, wherein a steering ratio between the steering input element and the steering actuating element is adapted such that a maximum deflection of the steering input element in a first steering direction, in which the steering actuating element reaches the first end stop, and a maximum deflection of the steering input element in a second steering direction, in which the steering actuating element reaches the second end stop, are at least substantially identical.

Abstract: Computer-implemented method for evaluating application threshold values for an application of an agricultural product on an agricultural field, comprising the steps: providing field data comprising geographic data about an agricultural field; segmenting at least a part of the agricultural field in sections and assigning different application threshold values for the agricultural product to different sections; applying the agricultural product on the sections according to the assigned application threshold values for the agricultural product; obtaining evaluation data for the different sections representing the effectiveness of the treatment with the different application threshold values; evaluating the different application threshold values at least based on the evaluation data (e.g. efficacy and or yields).

Abstract: A method for face authentication is proposed. The method includes at least one face detection step including determining at least one first image by using at least one camera, determining at least one material property from a second image, where the second image is recorded while projecting at least one illumination pattern including a plurality of illumination features on the scene, and at least one authentication step including authenticating the detected face by using the face detection and the material property.

Abstract: The invention relates to a magnetic resonance coil array (30) of a magnetic resonance system having a distributed cable routing realized by a self-compensated radiofrequency choke (10). The magnetic resonance coil array (30) comprises multiple magnetic resonance receive coils (32), an input-output unit (34), and multiple coaxial cables (14) interconnecting the magnetic resonance receive coils (32) with the input-output unit (34). The coaxial cable (14) comprises the self-compensated radiofrequency choke (10). The self-compensated radiofrequency choke (10) allows to replace conventional bulky resonant radiofrequency traps used in conventional magnetic resonance coil arrays and allows implementing the distributed cable routing. The self-compensated radiofrequency choke (10) comprises a choke housing (12) having a toroidal form and the coaxial cable (14), wherein the coaxial cable (14) is wound around the choke housing (12) in a self-compensated winding pattern.

Abstract: According to the invention, a cable harness (7) for a magnetic resonance system is provided, wherein the cable harness (7) is adapted for being connected to a feeding point of a magnetic resonance radiofrequency coil device (1) on one end and for being connected to an input-output unit (6) for connecting the magnetic resonance radiofrequency coil device (1) with a control and analysis unit of the magnetic resonance system on the other end, wherein the cable harness (7) comprises at least one transmission line (8) for connecting the feeding point with the input-output unit (6) and multiple radiofrequency chokes (10) which are arranged within the cable harness (7). In this way, a bulky resonant RF traps can be avoided while still the B1-excitation field of the MR system can be compensated for and coupling to local nearby coils can be reduced.

Abstract: The invention relates to a magnetic resonance coil device comprising a flexible array (100) with multiple magnetic resonance receive coils (440). According to the invention, a magnetic resonance coil device for a magnetic resonance system is provided, comprising an array (100) with multiple magnetic resonance receive coils (400) which are configured for receiving a magnetic resonance radiofrequency signal, and two outer layers (200, 201), wherein the magnetic resonance receive coils (400) are arranged between the outer layers (200, 201) in such a way that at least some of the magnetic resonance receive coils (400) each partly overlap with at least one other neighboring magnetic resonance receive coil (400) so that respective overlapping regions between two respective neighboring magnetic resonance receive coils (400) are formed, wherein within at least some of these overlapping regions at least one spacer (300) is arranged, respectively, and wherein at least one of the outer layers is flexible.

Abstract: The disclosure relates to a method for operating a vehicle, in particular a motor vehicle. The vehicle comprises a steering system with a steering handle, an actuator unit which is operatively connected to the steering handle, and at least one torque sensor, which is paired with the actuator unit, for detecting a torque signal. According to the disclosure, a compensation torque which correlates to a systematic sensor offset of the torque sensor is ascertained in a calibration operational state and is superimposed onto the torque signal in an automated drive operation state in order to monitor a contact of the steering handle.

Abstract: The disclosure relates to a method for operating a steer-by-wire steering system which includes at least one steering input element, at least one steering actuating element operatively connected to the steering input element, at least one first end stop for mechanically limiting a movement of the steering actuating element in a first direction of movement and at least one second end stop for mechanically limiting a movement of the steering actuating element in a second direction of movement, wherein a steering ratio between the steering input element and the steering actuating element is adapted such that a maximum deflection of the steering input element in a first steering direction, in which the steering actuating element reaches the first end stop, and a maximum deflection of the steering input element in a second steering direction, in which the steering actuating element reaches the second end stop, are at least substantially identical.

Abstract: An apparatus for cooling-water extraction for a robot installation plate is characterized by an adjustable extraction volume. The extraction volume is achieved by a sufficiently large extraction cylinder which has a maximum extraction volume, wherein the extraction volume is adjusted by a mechanical stroke limit of a piston located in the extraction cylinder. In at least one embodiment, the mechanical stroke limit is realized by an adjustment screw that is on or in the extraction cylinder. The adjustment screw forms a stop that provides an end position limit or stroke limit of the piston.

Abstract: The invention relates to a coolant supply device of a machining device to be supplied with a fluid coolant, particularly with water, for example a welding arrangement (2) or a welding robot etc., the region or tool to be cooled, for example a welding cap, being incorporated into an open or closed coolant circuit which has an inflow (4) and an outflow (5), and said device comprising a conveyor device that operates in the coolant circuit and conveys the coolant within said coolant circuit, and a control device (8) for deactivating said conveyor device and/or closing the inflow (4) and/or outflow (5) and evacuating said inflow (4) and/or outflow (5) such that, in the region of the tool being cooled, an at least negligible level of negative pressure prevails in the inflow line (9) and/or in the outflow line (12).

Abstract: A gas turbine with a compressor, in which air can be compressed; with at least one burner having a combustion chamber, which can be supplied with the compressed air and in which a fuel can be combusted in the presence of the compressed air subject to heating the air; a turbine, in which the heated air can be expanded; a diffuser arranged, seen in flow direction of the expanded air, downstream of the turbine; a plurality of temperature sensors, dependent on the measurement values of which a thermodynamic mean temperature or mixed-out turbine outlet temperature of the expanded air can be determined. The temperature sensors are arranged in the region of a diffuser cover, which at an outlet end of the diffuser closes off a hollow space of the diffuser positioned radially inside of a flow duct of the diffuser.

Abstract: A method of decontaminating metal surfaces in a cooling system of a nuclear reactor comprises: an oxidation step, comprising at least one acidic oxidation step and at least one alkaline oxidation step wherein metal oxides and radioisotopes on the metal surfaces are contacted with aqueous permanganate oxidant solutions; followed by a decontamination step wherein an aqueous solution comprising oxalic acid, formic acid, citric acid, tartaric acid, picolinic acid, gluconic acid glyoxylic acid or mixtures thereof is used to dissolve at least part of the metal oxides and radioisotopes; and a cleaning step wherein radioisotopes are immobilized on an ion exchange resin; wherein at least one treatment cycle includes a high temperature oxidation step, wherein the permanganate oxidant solution is kept at a temperature of at least 100° C.

Abstract: A gas turbine with a compressor, in which air can be compressed; with at least one burner having a combustion chamber, which can be supplied with the compressed air and in which a fuel can be combusted in the presence of the compressed air subject to heating the air; a turbine, in which the heated air can be expanded; a diffuser arranged, seen in flow direction of the expanded air, downstream of the turbine; a plurality of temperature sensors, dependent on the measurement values of which a thermodynamic mean temperature or mixed-out turbine outlet temperature of the expanded air can be determined. The temperature sensors are arranged in the region of a diffuser cover, which at an outlet end of the diffuser closes off a hollow space of the diffuser positioned radially inside of a flow duct of the diffuser.

Abstract: The invention relates to a coolant supply device of a machining device to be supplied with a fluid coolant, particularly with water, for example a welding arrangement (2) or a welding robot etc., the region or tool to be cooled, for example a welding cap, being incorporated into an open or closed coolant circuit which has an inflow (4) and an outflow (5), and said device comprising a conveyor device that operates in the coolant circuit and conveys the coolant within said coolant circuit, and a control device (8) for deactivating said conveyor device and/or closing the inflow (4) and/or outflow (5) and evacuating said inflow (4) and/or outflow (5) such that, in the region of the tool being cooled, an at least negligible level of negative pressure prevails in the inflow line (9) and/or in the outflow line (12).

Abstract: The present invention relates to a liquid-phase method for doping a semiconductor substrate, characterized in that a first composition containing at least one first dopant is applied to one or more regions of the surface of the semiconductor substrate, in order to create one or more region(s) of the surface of the semiconductor substrate coated with the first composition; a second composition containing at least one second dopant is applied to one or more regions of the surface of the semiconductor substrate, in order to create one or more region(s) of the surface of the semiconductor substrate coated with the second composition, where the one or more region(s) coated with the first composition and the one or more region(s) coated with the second composition are different and do not overlap significantly and where the first dopant is an n-type dopant and the second dopant is a p-type dopant or vice versa; the regions of the surface of the semiconductor substrate coated with the first composition and with the

Abstract: A method of decontaminating metal surfaces in a cooling system of a nuclear reactor comprises conducting a plurality of treatment cycles, with each of the treatment cycles comprising: an oxidation step wherein metal oxides including radioisotopes on the metal surfaces are contacted with an aqueous solution of a permanganate oxidant; a decontamination step after the oxidation step wherein the metal oxides are contacted with an aqueous solution of an organic acid selected from the group consisting of oxalic acid, formic acid, citric acid, tartaric acid, picolinic acid, gluconic acid, glyoxylic acid and mixtures thereof so as to dissolve at least part of the metal oxides and the radioisotopes; and a cleaning step wherein at least the radioisotopes are immobilized on an ion exchange resin; wherein the oxidation step comprises at least one acidic oxidation step and at least one alkaline oxidation step carried out one after another in either the same or different treatment cycles; and wherein the plurality of treat

Abstract: The present invention relates to a method for producing highly doped polycrystalline semiconductor layers on a semiconductor substrate, wherein a first Si precursor composition comprising at least one first dopant is applied to one or more regions of the surface of the semiconductor substrate; optionally a second Si precursor composition comprising at least one second dopant is applied to one or more other regions of the surface of the semiconductor substrate, where the first dopant is an n-type dopant and the second dopant is a p-type dopant or vice versa; and the coated regions of the surface of the semiconductor substrate are each converted, so as to form polycrystalline silicon from the Si precursor. The invention further relates to the semiconductor obtainable by the method and to the use thereof, especially in the production of solar cells.