Abstract: A piston for an internal combustion engine, in particular for a diesel engine, comprises an iron-based alloy having the following alloy elements in percent by weight (wt %): Carbon (C): 0.07 to 0.24; Chromium (Cr): >7.0 to 12.5; Molybdenum (Mo): 0.3 to 1.2; Manganese (Mn): 0.3 to 0.9; Silicon (Si): <0.5; Copper (Cu): <0.3; Nickel (Ni): <0.8; Vanadium (V): 0.15 to 0.35; Sulfur (S): <0.015; Phosphorus (P): <0.025; Niobium (Nb): <0.1; Nitrogen (N): <0.07; Aluminum (Al): <0.04; Tungsten (W): <2.5 and the remainder being iron (Fe) and unavoidable impurities. Further included is the use of such an iron-based alloy for pistons of an internal combustion engine, in particular of a diesel engine.

Abstract: Aspects of the application provide anti-hemojuvelin antibodies and methods of using the same in treating anemias of chronic disease, iron-restricted anemias, and/or conditions associated with anemia.

Abstract: Aspects of the application provide anti-hemojuvelin antibodies and methods of using the same in treating myelofibrosis and/or conditions associated with myelofibrosis.

Abstract: A semiconductor disk chip includes a cap layer having at least one structured region for mode selection, a periodic gain structure, a Distributed Bragg reflector, and a substrate. The structured region is structured in such a way that a lateral fundamental mode of the laser radiation experiences lower losses than radiation of higher laser modes and includes at least one trench extending into the cap layer to a depth not greater than a thickness of the cap layer, and wherein the depth decreases from an outer region of an emission surface of the semiconductor chip in a direction of an inner of the emission surface of the semiconductor chip.

Abstract: A semiconductor component for emitting light includes a main body that comprises at least one mesa body. The mesa body has an emission region for emitting the light. The emission region is assigned a first mirror portion, a second mirror portion, and an active portion arranged between the two mirror portions and serving to produce the light. The semiconductor component further includes electrical contacts for feeding electrical energy into the active portion, with at least one stress element that is attached to a surface of the main body. The stress element is configured to generate in the main body a material stress which has an effect on one or more polarization properties of the emitted light.

Abstract: A system for measuring the presence and/or the concentration of an analysis substance dissolved in a bodily fluid includes a light source configured to emit an excitation light, a detection device, and an optical device defining an excitation beam path of the excitation light from the light source to a measurement region of a sample and defining a detection beam path of a detection light from the measurement region of the sample to the detection device. The detection device is configured to detect the detection light and comprises a light-sensitive sensor and at least one filter element disposed in the detection beam path. The at least one filter element being configured to suppress a transmission of light with wavelengths outside of a specified analysis wavelength range about a selected IR absorption band that is specified as being characteristic for the analysis substance.

Abstract: A method for encoding a plate-like workpiece comprising: defining an encoding area; applying a magnetic layer to the surface of the workpiece; fusing parts of the magnetic layer to the surface of the workpiece by acting on the workpiece with radiation within the encoding area; cooling the workpiece; removing the non-fused parts of the magnetic layer. The method permits the workpieces to be trackable in a simple manner, irrespective of surface treatments that may possibly be carried out or are to be carried out later.

Abstract: A system for measuring the presence and/or the concentration of an analysis substance dissolved in a bodily fluid includes a light source configured to emit excitation light and an optical device. The optical device defines, for the excitation light, an excitation beam path from the light source to a measurement region of a sample and, for scattered light from the measurement region of the sample, a detection beam path from the measurement region of the sample to a detection device. The system also includes a detection device configured to detect the scattered light. The detection device includes a light-sensitive sensor and a filter element arranged in the detection beam path, the filter element being designed to suppress a transmission of light with wavelengths outside of an analysis wavelength range around a Raman resonance of the analysis substance.

Abstract: An apparatus for carrying out spatially resolved photoacoustics includes a sample holder configured to receive a sample to be examined, an electroacoustic transducer in the region of the sample holder configured to detect acoustic waves excited by light beams on the sample, and a light beam device configured to emit a plurality of light beams that are spatially and temporally separated from one another onto the sample in order to generate acoustic waves at spatially separated positions on the sample.

Abstract: A method and a device for treating particles and nanoparticles in a suspension. A liquid jet is generated in which the particles are entrained. The liquid jet is irradiated with at least two laser beams, preferably pulsed beams, from mutually different directions. The particles are thereby comminuted. The suspension is analyzed before and/or after the irradiation. The liquid of the liquid jet is then collected in a collection vessel.

Abstract: Methods and devices for coding and identifying plate-type workpieces are provided. The methods include: coding a workpiece by producing a code with a local modification in a material structure of a base material of the workpiece within a coding region, reading out the code by performing an eddy-current measurement of a local distribution of an electrical conductivity and/or a permeability of the base material by an eddy-current sensor along a reading-out section in a reading region at least partially including the coding region, a signal calibrated to a distance of the eddy-current sensor from a surface of the reading region being determined for reading out the code, storing the read-out code in a storage device, repeating the reading out of the code by repeatedly performing the eddy-current measurement, and identifying the workpiece by comparing the stored read-out code in the storage device and the repeated read-out code.

Abstract: The invention relates to a process for producing a foam molded part, wherein a foamable material S comprising a thermoplastic polymer matrix M and at least one foaming agent F is foamed by foam injection molding. The polymer matrix M is preferably based on at least one thermoplastic styrene copolymer, such as ABS and ASA, and wherein the at least one foaming agent F is selected from chemical foaming agents, releasing carbon dioxide, and physical foaming agents, being carbon dioxide or nitrogen.

Abstract: Provided herein are methods of using the antibodies that bind to RGMc to treat and diagnose iron-related disorders.

Abstract: Provided herein are methods of using the antibodies that bind to RGMc to treat and diagnose iron-related disorders.

Abstract: Methods and devices for coding and identifying plate-type workpieces are provided. The methods include: coding a workpiece by producing a code with a local modification in a material structure of a base material of the workpiece within a coding region, reading out the code by performing an eddy-current measurement of a local distribution of an electrical conductivity and/or a permeability of the base material by an eddy-current sensor along a reading-out section in a reading region at least partially including the coding region, a signal calibrated to a distance of the eddy-current sensor from a surface of the reading region being determined for reading out the code, storing the read-out code in a storage device, repeating the reading out of the code by repeatedly performing the eddy-current measurement, and identifying the workpiece by comparing the stored read-out code in the storage device and the repeated read-out code.

Abstract: The invention relates to a process for producing a foam molded part, wherein a foamable material S comprising a thermoplastic polymer matrix M and at least one foaming agent F is foamed by foam injection molding. The polymer matrix M is preferably based on at least one thermoplastic styrene copolymer, such as ABS and ASA, and wherein the at least one foaming agent F is selected from chemical foaming agents, releasing carbon dioxide, and physical foaming agents, being carbon dioxide or nitrogen.

Abstract: Optical arrangements for processing a workpiece include a fiber laser arrangement for emitting laser radiation, a fiber arrangement directly coupled to the fiber laser arrangement and configured to guide the laser radiation in a direction to the workpiece to be processed, the fiber arrangement including a transport fiber having a fiber core and at least one fiber cladding surrounding the fiber core, and at least one coupling device for coupling a portion of the laser radiation guided in the fiber arrangement into at least one fiber cladding of the transport fiber. The coupling device has a spectral bandwidth of at least the same magnitude as a spectral bandwidth of the laser radiation. The fiber laser arrangement is configured to change a beam profile of the guided laser radiation to shift the spectral bandwidth of the laser radiation relative to the spectral bandwidth of the coupling device.

Abstract: A method for encoding a plate-like workpiece comprising: defining an encoding area; applying a magnetic layer to the surface of the workpiece; fusing parts of the magnetic layer to the surface of the workpiece by acting on the workpiece with radiation within the encoding area; cooling the workpiece; removing the non-fused parts of the magnetic layer. The method permits the workpieces to be trackable in a simple manner, irrespective of surface treatments that may possibly be carried out or are to be carried out later.

Abstract: Provided herein are methods of using the antibodies that bind to RGMc to treat and diagnose iron-related disorders.

Abstract: Disclosed herein are anti-RGMa antibodies and methods of using these antibodies to treat multiple sclerosis, including relapsing forms of multiple sclerosis such as relapsing-remitting multiple sclerosis or relapsing-secondary progressive multiple sclerosis.