Abstract: A combustion chamber assembly unit, especially for a vehicle heater, includes a combustion chamber housing (12) extending in the direction of a combustion chamber housing longitudinal axis (L), a support area (24) extending radially outwards in relation to the combustion chamber housing (12), a sealing element (33) with a first sealing area (34) on a first axial side of the support area (24) and a second sealing area (36) on a second axial side, opposite the first axial side, of the support area (24). A deformation connection area (42) connects the first sealing area (34) and the second sealing area (36) to one another and encloses the support area (24) in a circumferential section that is radially outwards.

Abstract: A fluid analyzer includes an optical source and detector defining a beam path of an optical beam, and a fluid flow cell on the beam path defining an interrogation region in a fluid channel in which the optical beam interacts with fluids. One or more flow-control devices conduct a particle in a fluid through the fluid channel. A motion system moves the interrogation region relative to the fluid channel in response to a motion signal, and a controller (1) generates the motion signal having a time-varying characteristic, (2) samples an output signal from the optical detector at respective intervals of the motion signal during which the interrogation region contains and does not contain the particle, and (3) determines from output signal samples a measurement value indicative of an optically measured characteristic of the particle.

Abstract: A socket has a housing, which is composed of an electrically insulating material and an elongate plug-receiving region. A contact spring is arranged in the plug-receiving region. A lever loads the contact spring in the open position of the lever such that a dimension of the contact spring transverse to the longitudinal direction of the plug-receiving region is reduced and relaxes the contact spring in the closed position of the lever. A plug is provided for such a socket.

Abstract: The present invention relates to a process for the production of perhalogenated hexasilane anion by reacting halogenated monosilane in the presence of organosubstituted ammonium and/or phosphonium halide at temperatures in a range from 100 to 120° C., wherein no solvent is used, and a process for the production of a cyclic silane compound of the formula Si6R12, by reacting [X]2[Si6Cl14] with AlR3 in at least one organic solvent, wherein R is chlorine or methyl and X, the same or different, is a counter-cation and is preferably selected from organosubstituted ammonium, organosubstituted phosphonium, alkali metal ions and [(PEDETA)(H2SiCl)]+.

Abstract: This disclosure concerns methods and apparatus for interferometric spectroscopic measurements of particles with higher signal to noise ratio utilizing an infrared light beam that is split into two beams. At least one beam may be directed through a measurement volume containing a sample including a medium. The two beams may then be recombined and measured by a detector. The phase differential between the two beams may be selected to provide destructive interference when no particle is present in the measurement volume. A sample including medium with a particle is introduced to the measurement volume and the detected change resulting from at least one of resonant mid-infrared absorption, non-resonant mid-infrared absorption, and scattering by the particle may be used to determine a property of the particle. A wide range of properties of particles may be determined, wherein the particles may include living cells.

Abstract: A feed appliance for feeding products to a further processing appliance includes a standby circulatory apparatus with a takeover station and with several transport units that are circulatorily movable independently of one another for each receiving a product at the takeover station, a provision conveyor for feeding the products to the takeover station, and a control device for controlling the feed of the products and of the transport units into a takeover section of the takeover station and for controlling the takeover of the fed products by the transport units. The standby circulatory apparatus for creating a gapless product stream includes a release device for the cyclically controlled release of individual transport units into the takeover section. For this, the control device is designed to release a transport unit only given a feed of a cyclically correct product into the takeover section.

Abstract: A composite electrode is provided having a collector, the collector is coated with an electrode composition containing an active electrode material, a binding agent, and a conductivity additive such as conductive carbon black. The electrode composition has a concentration gradient along the direction of the electrode thickness in respect of the active electrode material and the conductivity additive, with the concentration gradient of the active electrode material increasing toward the collector, and the concentration gradient of the conductivity additive and the binder decreasing toward the collector. Two different methods of producing the composite electrode are also provided. A lithium-ion battery is further provided which includes a composite electrode having a collector, the collector is coated with an electrode composition containing an active electrode material, a binding agent, and a conductivity additive.

Abstract: A fluid analyzer includes an optical source and detector defining a beam path of an optical beam, and a fluid flow cell on the beam path defining an interrogation region in a fluid channel in which the optical beam interacts with fluids. One or more flow-control devices conduct a particle in a fluid through the fluid channel. A motion system moves the interrogation region relative to the fluid channel in response to a motion signal, and a controller (1) generates the motion signal having a time-varying characteristic, (2) samples an output signal from the optical detector at respective intervals of the motion signal during which the interrogation region contains and does not contain the particle, and (3) determines from output signal samples a measurement value indicative of an optically measured characteristic of the particle.

Abstract: Disclosed is a repair method for guide blades of a gas turbine. The method comprises: providing at least one guide blade to be maintained; capturing the actual geometry of the guide blade to be maintained with application of at least one measuring method; comparing the actual geometry captured by the contactless measuring method to a predetermined desired geometry for a corresponding guide blade type; calculating a target geometry for the guide blade to be maintained, which corresponds as much as possible to the desired geometry, such that using optimization parameters, the desired geometry of the guide blade to be maintained is approximated at least in sections along its flow contour; applying material and removing material by machine on the guide blade, such that the calculated target geometry is produced.

Abstract: A method for connecting a first component to at least one second component by at least one joining element which is introduced into the components at a joining point. The joining element is pushed into the components by an industrial robot at a speed of less than five meters per second.

Abstract: This disclosure concerns a cytometry system including a handling system that enables presentation of single cells to at least one laser source. The laser source is configured to deliver light to a cell within the cells in order to induce bond vibrations in the cellular DNA. The system further includes a detection facility that detects the signature of the bond vibrations, wherein the bond vibration signature is used to determine the folding or packing of the DNA.

Abstract: An energy storage arrangement for supplying electric power, in particular in a motor vehicle, includes at least a first energy storage module and a second energy storage module mounted on top of the first energy storage module. Each energy storage module has two end plates and a plurality of storage cells tensioned between the end plates. At least one end plate of the first energy storage module is secured by at least one first screw, and at least one end plate of the second energy storage module is secured by at least one second screw. An internal thread is formed in the screw head of the first screw, and the second screw is screwed into the screw head of the first screw.

Abstract: This disclosure concerns a cytometry system including a handling system that enables presentation of single cells to at least one laser source. The laser source is configured to deliver light to a cell within the cells in order to induce bond vibrations in the cellular DNA. The system further includes a detection facility that detects the signature of the bond vibrations, wherein the bond vibration signature is used to determine the folding or packing of the DNA.

Abstract: A fluid analyzer includes an optical source and detector defining a beam path of an optical beam, and a fluid flow cell on the beam path defining an interrogation region in a fluid channel in which the optical beam interacts with fluids. One or more flow-control devices conduct a particle in a fluid through the fluid channel. A motion system moves the interrogation region relative to the fluid channel in response to a motion signal, and a controller (1) generates the motion signal having a time-varying characteristic, (2) samples an output signal from the optical detector at respective intervals of the motion signal during which the interrogation region contains and does not contain the particle, and (3) determines from output signal samples a measurement value indicative of an optically measured characteristic of the particle.

Abstract: An analyzer of a component in a sample fluid includes an optical source and an optical detector defining a beam path of a beam, wherein the optical source emits the beam and the optical detector measures the beam after partial absorption by the sample fluid, a fluid flow cell disposed on the beam path defining an interrogation region in the a fluid flow cell in which the optical beam interacts with the sample fluid and a reference fluid; and wherein the sample fluid and the reference fluid are in laminar flow, and a scanning system that scans the beam relative to the laminar flow within the fluid flow cell, wherein the scanning system scans the beam relative to both the sample fluid and the reference fluid.

Abstract: The present invention relates to a process for the preparation of linear, cyclic and/or cage-type perhalogenated oligosilyl and polysilyl anions by reacting perhalogenated monosilanes, oligosilanes or polysilanes with organosubstituted ammonium and/or phosphonium halides at temperatures ranging from ?80° C. to 85° C., preferably ?80° C. to 60° C., and to oligosilyl and polysilyl anions prepared according to that process.

Abstract: This disclosure concerns methods and apparatus for interferometric spectroscopic measurements of particles with higher signal to noise ratio utilizing an infrared light beam that is split into two beams. At least one beam may be directed through a measurement volume containing a sample including a medium. The two beams may then be recombined and measured by a detector. The phase differential between the two beams may be selected to provide destructive interference when no particle is present in the measurement volume. A sample including medium with a particle is introduced to the measurement volume and the detected change resulting from at least one of resonant mid-infrared absorption, non-resonant mid-infrared absorption, and scattering by the particle may be used to determine a property of the particle. A wide range of properties of particles may be determined, wherein the particles may include living cells.

Abstract: This disclosure concerns methods and apparatus for interferometric spectroscopic measurements of particles with higher signal to noise ratio utilizing an infrared light beam that is split into two beams. At least one beam may be directed through a measurement volume containing a sample including a medium. The two beams may then be recombined and measured by a detector. The phase differential between the two beams may be selected to provide destructive interference when no particle is present in the measurement volume. A sample including medium with a particle is introduced to the measurement volume and the detected change resulting from at least one of resonant mid-infrared absorption, non-resonant mid-infrared absorption, and scattering by the particle may be used to determine a property of the particle. A wide range of properties of particles may be determined, wherein the particles may include living cells.

Abstract: A fluid analyzer includes an optical source and an optical detector defining an optical beam path through an interrogation region of a fluid flow cell. Motion control devices determine position of the interrogation region. Flow-control devices conduct analyte and reference fluids and manipulate fluid flow in response to control signals to position a fluid boundary across the interrogation region. A controller (1) generates a time-varying motion modulation signal to move the interrogation region across the fluid boundary, (2) samples an output signal from the optical detector at one time in which the interrogation region contains more analyte fluid than reference fluid and at a time at which the interrogation region contains more reference fluid than analyte fluid, thereby generating corresponding output signal samples, and (3) determines from the output signal samples a measurement value indicative of an optically measured characteristic of the analyte fluid.

Abstract: A system for a Fischer-Tropsch synthesis using a three-phase reactor in which a primary filter removes coarse catalyst particles from the product and in which catalyst fines are removed in a secondary filter. Some or all portion of the product wax from the secondary filter can be recycled back to the reactor, either as a back flush medium for the primary filter or directly to the slurry in the reactor, whereby removal of catalyst fines is rendered independent of the rate of wax production.