Abstract: The present disclosure relates to use of a reagent for the lysis of erythrocytes, a method of lysing erythrocytes and a kit comprising the reagent.

Abstract: An electric amplifier circuit for amplifying an output signal of a microphone comprises a supply input terminal (V10) to apply a supply potential (VDDA) for operating the electric amplifier circuit and a differential amplifier (110) having a first input terminal (E110a) for applying the output signal of the microphone (20), a second input terminal (E110b) and an output terminal (A110) for outputting an amplified output signal (OUT) of the microphone (20). A feedback path (FP) is provided between the output terminal (A110) of the differential amplifier (110) and the second input terminal (E110b) of the differential amplifier (110). A charge supplying circuit (120) is coupled to the feedback path (FP) to supply an amount of the charge to the feedback path (FP) in dependence on the supply potential (VDDA). The amount of charge supplied to the feedback path may be dependent on a change of the supply potential (VDDA).

Abstract: The present invention provides a solid support which is preferably a bead comprising at least two sequence specific amplification primers wherein at least one primer is bound to the support with an inducible cleavable linker. The present invention also provides various method for preparing a solid support comprising at least two sequence specific primers, further characterized in that at least one of the primers is cleavable.

Abstract: Eye protection goggles for protecting a person undergoing treatment from electromagnetic radiation comprise two eye protection caps. Each eye protection cap comprises a basic protective body with a free edge for protecting from electromagnetic radiation and a cover protective body detachable from the respective basic protective body for protecting from frontal electromagnetic radiation. The free edge is designed for placing on the face of the person undergoing treatment. The eye protection goggles also have a connecting web connecting the cover protective bodies. The cover protective bodies are connected non-detachably in one piece to one another. The connecting web comprises an in particular rectangular first cross section (2a) extending longitudinally in a width direction of the eye protective goggles for displacing the connecting web relative to the eye protection caps essentially perpendicular to a line of vision of the eye protective goggles in a vertical direction thereof.

Abstract: A sensor amplifier arrangement includes an amplifier having a signal input to receive a sensor signal and a signal output to provide an amplified sensor signal, and a feedback path that couples the signal output to the signal input and provides a feedback current that is an attenuated signal of the amplified sensor signal and is inverted with respect to the sensor signal.

Abstract: A sensor amplifier arrangement includes an amplifier having a signal input to receive a sensor signal and a signal output to provide an amplified sensor signal, and a feedback path that couples the signal output to the signal input and provides a feedback current that is an attenuated signal of the amplified sensor signal and is inverted with respect to the sensor signal.

Abstract: The invention relates to a method for producing an ultra high strength material with high elongation by work hardening an essentially nickel-free austenitic material and then subjecting the material to heat treatment in the temperature range between 200° C. and <1,100° C. within a period from 10 s to 10 minutes.

Abstract: A hydraulic pump includes an adjustment device configured to adjust a delivery volume. The adjustment device is configured to be connected via a shuttle valve to a control pressure supply and to a working line. The working line is supplied by the hydraulic pump. The adjustment device is configured to be alternately supplied with control pressure by the control pressure supply and by the hydraulic pump. The hydraulic pump also includes a nozzle. The nozzle is configured to connect the working line to the control pressure supply in a zero stroke operating mode. The nozzle is formed in or on a valve body of the shuttle valve.

Abstract: The present invention relates to a method of specifically releasing a one or more members of a sub-group of objects from an entity, a method of detecting a subject's disease by detecting one or more members of a sub-group of biological entities indicative of the disease and a method of isolating one or more members of a sub-group of objects from a group of objects.

Abstract: A microphone amplifier comprises an input terminal (E100) for applying an input signal (IN), an output terminal (A100a) for outputting an output signal (OUT), and an additional output terminal (A100b) for outputting an additional output signal (VBIAS). The microphone amplifier also contains an amplifying circuit (10) for generating the output signal (OUT) by amplifying the input signal (IN), wherein the amplifying circuit (10) is connected between the input terminal (E100) and the output terminal (A100a), and a voltage generator (30) for generating the additional output signal (VBIAS). A supply voltage terminal (V30) of the voltage generator (30) is connected to the output terminal (A100a) of the microphone amplifier. Since the amplifying circuit (10) makes available a supply voltage (V) for the voltage generator (30), the microphone amplifier can be operated without a separate supply voltage terminal.

Abstract: The present invention is directed to method for analyzing multiple nucleic acid molecules of interest comprising in the steps of (i) providing a plurality of beads, characterized in that each bead comprises at least two sequence specific amplification primers, further characterized in that at least one of the primers is bound to the bead via a cleavable linker, (ii) capturing the nucleic acid molecules of interest from a sample, (iii) clonally isolating the plurality of beads, (iv) cleaving the at least one primer, (v) clonally amplifying the nucleic acid thereby creating multiple amplification products, and (vi) analyzing the amplification products.

Abstract: The laser protection material is intended for use in a laser protection filter having an effective wavelength range. The laser protection material has a matrix material of a plastic that is transparent in the effective wavelength range and an absorber material that is embedded into the matrix material in a substantially homogeneous manner, wherein the absorber material absorbs a laser radiation in the effective wavelength range and loses its absorptive capacity in the effective wavelength range when heated to a temperature above a threshold temperature, and wherein the plastic of the matrix material starts to foam when heated to a temperature above the threshold temperature.

Abstract: A transmitter (TX) for transmitting a pulse density modulated signal comprises means (SDM) for generating a pulse density modulated input signal (SI) and an encoder (ENC). The encoder (ENC) comprises a first input for receiving the pulse density modulated input signal (SI) and a second input for receiving additional information (AI) comprising at least one data bit. The encoder (ENC) is configured to generate a multi-bit telegram (TG) on the basis of the additional information (AI), the telegram (TG) comprising a predefined bit-sequence, and to replace an appropriate number of consecutive bits of the input signal (SI) with the telegram (TG) in order to generate an output signal (SO).

Abstract: The invention relates to an eye protection cap to protect an eye of a person to be treated against electromagnetic radiation, in particular against laser radiation. The eye protection cap comprises a dimensionally stable shaped body, which has a free edge for adjacent arrangement in relation to the person to be treated, limits a hollow shaped body interior, is formed from a silicone material and has a self-holding region for independent holding on the person to be treated.

Abstract: A microfluidic chip, device, system, the use thereof and method for the generation of aqueous droplets in emulsion oil for nucleic acid amplification.

Abstract: The invention relates to an amplifier circuit (10a, 10b) for a two-wire interface, comprising a first current path (1), comprising a voltage-controlled current source (T1) having a gate (GT1), which is connected to an input connection (E1) of the amplifier circuit. A second current path (2) of the amplifier circuit comprises a voltage-controlled current source (T2), which is connected in series with the second resistor (R2). The first resistor (R1) and a parallel connection of the first and second current paths (1, 2) are connected in series between an output connection (A) and a reference voltage connection (B) of the amplifier circuit. The amplifier circuit (10a, 10b) makes it possible to adjust the gain and to provide a supply voltage and a useful signal over a common conducting track (L).

Abstract: The invention relates to a printed circuit board having an insulating support layer and a layer of conductive material applied thereto. In order to increase the flexibility of the printed circuit board, it is proposed that material from the support layer have been removed at at least one point on the printed circuit board on a side of the support layer which is opposite the layer of conductive material in order to form a straight groove which extends from one side of the printed circuit board to another side of the printed circuit board, so that the printed circuit board can be bent along the groove, wherein the material of the support layer which has remained in the region of the groove and/or the layer of conductive material in the region of the groove form(s) a bending edge.

Abstract: A method for ascertaining volume- or mass-flow of a medium in a pipeline, or measuring tube, of radius (r) via a sound entrainment method, wherein ultrasonic measuring signals are transmitted and/or received along a plurality of defined sound paths (m). During a calibration phase, successive, different flow profiles (v(r)) of a measured medium are established in the pipeline, or in the measuring tube, and wherein, for each flow profile (v(r)), a defined volume flow, or a defined mass flow, is ascertained, wherein, on the basis of measured values (vx(r1) . . . vx(rm)) ascertained in the separate measuring paths (m), each flow profile (v(r)) established in the pipeline, or in the measuring tube, is described by a characteristic parameter set (a1, . . . , an with n?N) and wherein, for each flow profile (V(r)), on the basis of the defined volume- or mass-flow and on the basis of the measured volume- or mass-flow, a flow-profile-dependent correction factor MF(a1, . . .

Abstract: A sensor amplifier arrangement includes an amplifier having a signal input to receive a sensor signal and a signal output to provide an amplified sensor signal, and a feedback path that couples the signal output to the signal input and provides a feedback current that is an attenuated signal of the amplified sensor signal and is inverted with respect to the sensor signal.

Abstract: The present invention is directed to method for analyzing multiple nucleic acid molecules of interest comprising in the steps of (i) providing a plurality of beads, characterized in that each bead comprises at least two sequence specific amplification primers, further characterized in that at least one of the primers is bound to the bead via a cleavable linker, (ii) capturing the nucleic acid molecules of interest from a sample, (iii) clonally isolating the plurality of beads, (iv) cleaving the at least one primer, (v) clonally amplifying the nucleic acid thereby creating multiple amplification products, and (vi) analyzing the amplification products.