Abstract: A laser pulse shaper device includes shaper unit including first dispersive element for spatially separating spectral components of laser pulses, second dispersive element for parallelizing and deflecting spectral components into Fourier plane of dispersive elements, and mirror for back-reflecting of laser pulses via dispersive elements, and light modulator in Fourier plane of dispersive elements, which is capable of modulating spectral components of laser pulses, wherein beam path of shaper unit includes forward beam path from first dispersive element via second dispersive element to mirror and return beam path from mirror via second dispersive element to first dispersive element, and focusing device is arranged at input side of forward beam path before first dispersive element for focusing spatially separated spectral components of laser pulses to Fourier plane of dispersive elements. Furthermore, a method for stretching or compressing laser pulses is described.

Abstract: The present invention relates to a thin-layer chromatography plate at least consisting of a support and a sorbent layer, where the sorbent layer comprises at least one siloxane oligomer, to a process for the production thereof, and to a method for carrying out a thin-layer chromatographic separation using said thin-layer chromatography plate.

Abstract: A circuit arrangement for transferring energy includes an energy source, a control device and an energy distribution network. The energy distribution network has a base element and at least one load element. The base element includes a first intermediate circuit energy storage element which can be electrically connected to or disconnected from the energy source via two first controllable switching elements by way of the control device to form a first energy circuit. The at least one load element includes an energy consumer which can be electrically connected to or disconnected from the connections of the first intermediate circuit energy storage element via two second controllable switching elements by way of the control device to form a second energy circuit.

Abstract: The invention relates to a method for carrying out thin-layer chromatography in which a liquid sample is applied to a separating layer (14), in which a mobile phase is subsequently applied to the separating layer (14) and brought into contact with the sample, and in which, after a development phase, a thin-layer chromatogram is produced, the liquid sample is taken up from a sample storage container (11, 12, 13) with the aid of an autopipette (4) using a new pipette tip (8, 9) for each sample application operation and applied to the separating layer (14). The invention further relates to a device (5) which is suitable for carrying out the method.

Abstract: A method of generating white light pulses (2) with a white light generation device (100) includes the steps of coupling pump laser pulses (1) into a white light generation crystal (10), generating the white light pulses (2) by an optically non-linear conversion of the pump laser pulses (1) in the white light generation crystal (10) and detecting at least one pulse characteristic of at least one of the pump laser pulses (1) and the white light pulses (2), wherein the white light generation device (100) is controlled using a control loop device (30) and the white light generation device (100) is adjusted in dependency on the at least one detected pulse characteristic. Furthermore, a white light generation device (100) for generating white light pulses (2) is described.

Abstract: A laser pulse shaper device includes shaper unit including first dispersive element for spatially separating spectral components of laser pulses, second dispersive element for parallelizing and deflecting spectral components into Fourier plane of dispersive elements, and mirror for back-reflecting of laser pulses via dispersive elements, and light modulator in Fourier plane of dispersive elements, which is capable of modulating spectral components of laser pulses, wherein beam path of shaper unit includes forward beam path from first dispersive element via second dispersive element to mirror and return beam path from mirror via second dispersive element to first dispersive element, and focusing device is arranged at input side of forward beam path before first dispersive element for focusing spatially separated spectral components of laser pulses to Fourier plane of dispersive elements. Furthermore, a method for stretching or compressing laser pulses is described.

Abstract: Method and apparatus for the electrodeposition of a contact metal layer on contact areas of semiconductor components in a wafer assemblage. The method comprises: a) providing a wafer having components having at least one pn junction; b) arranging a non-conductive homogenizing device with respect to the first surfaces of the components, and an electrical contact device at a second surface of the wafer; c) introducing the wafer into an electroplating bath having an electrode, wherein the surface thereof consists at least partly of a first contact metal, and wherein the first surface of the components is in contact with the electroplating bath; d) applying a voltage to the electrode and to the contact device, as a result of which current flows between the electrode and the contact device, through the electroplating bath and the component and contact metal is thus deposited at the first contact areas of the components.

Abstract: The present invention is directed to the use of a composite silicon oxide-based material for the modified release of biologically active agents.

Abstract: Olefin metathesis between an acrylate monomer and a polyene comprising molecule or polymer is employed as a method of cross-metathesizing or depolymerizing the molecule. The metathesis reaction forms a telechelic acrylate molecule that is a monomer, oligomer or polymer. The telechelic acrylate molecule can be employed as a monomer for condensation polymerization.

Abstract: The present invention is directed to a process for producing inorganic particulate material, the material obtainable by such process, a modified release delivery system comprising the material and the use of the material for the administration of a bioactive agent.

Abstract: A channelizer post suitable for delineating traffic lanes, identifying road gore zones, road verges, and pedestrian areas, and the like, is disclosed. While replaceable, the post is normally permanently installed. The post has spring-back capabilities, such that after the post is hit by an object such as a vehicle, the post springs back to a normal vertical position. The post includes a capped tube, preferably formed of an engineered plastic, such as UV stabilized thermoplastic polyurethane (TPU) and a base also preferably formed of an engineered plastic, such as a UV-stable high-impact thermoplastic alloy. The plastics are such that they are weldable together when the post is formed. The cap includes a plurality of holes that allow air to escape from the capped tube when the post is hit by an object and air to reenter the capped tube when the post springs back to its normal vertical position.

Abstract: An exemplary method of 3-D printing user-designed creation design may comprise uploading, to a 3-D printing development application by a contributor, an asset file, setting parameters of the asset file in response to input from the contributor, generating an asset bundle based on the asset file and the parameters, rendering a snapshot of the asset bundle. Furthermore, the present disclosure includes a computer-based system configured to facilitate creating a user-designed creation for 3-D printing, said computer-based system to perform operations comprising displaying an asset bundle library for browsing by a consumer, receiving a selection of one or more asset bundles for purchase from the consumer, generating the user-designed creation in response to receiving manipulation instructions for the one or more asset bundles within pre-set limitations, and receiving an order for a 3-D user-designed creation of the user-designed creation.

Abstract: A road marking has multiple depressions introduced into the road surface, the depressions comprising two lateral longitudinal walls, extending in the longitudinal direction of the road, that transition, proceeding from the road surface, continuously into a bottom region; and the depression being delimited by two transverse walls extending transversely to the longitudinal direction of the road. The road markings have improved utilization properties if provision is made that the longitudinal walls comprise a region convexly curved transversely to the longitudinal direction of the road. The invention further relates to a cutting unit for producing such road markings.

Abstract: A process for preparing N,N-dimethylacetamide (DMAC) by continuously reacting methyl acetate (MeOAc) with dimethylamine (DMA) in the presence of a basic catalyst, wherein MeOAc is used in the form of a methanolic solution which is obtained as a by-product in the preparation of polyTHF by transesterifying polyTHF diacetate with methanol.

Abstract: The invention relates to the field of 3D cinema projection using wavelength-division multiplexing. Three-dimensional color images are generated and viewed using a filter pair. Respectively differently pre-specified regions of the visible spectrum are filtered out by the two filters of the filter pair such that a plurality of delimited spectral intervals are transmitted in the blue, green and red domain of color perception. Here, the position of the transmitting intervals for the two perspective partial images is different. The respectively filtered-out regions are produced by absorption bands. The absorption bands here can be generated by a plurality of different colorants in the filter material. The filters can, for example, be disposed in glasses for viewing three-dimensional color images with two viewing openings for the eyes of an observer.

Abstract: A process for preparing N,N-dimethylacetamide (DMAC) by continuously reacting methyl acetate (MeOAc) with dimethylamine (DMA) in the presence of a basic catalyst, wherein MeOAc is used in the form of a methanolic solution and the continuous distillative workup is effected in such a way that methanol and any other low boilers are initially removed overhead in a column A and the bottom effluent of column A is fed to a column B in which DMAC is removed via a side draw a purity of ?99.7% by weight.

Abstract: A blow filter device for breathing masks and hoods, comprising a blower which is driven by a motor and at least one filter which is arranged upstream from the blower, in addition to an electronic control system for adjusting a predefined airflow volume. The invention is characterized in that the motor is an electronically commutated direct current motor (6) which is controlled with the aid of a pulse width modulation ratio as a control variable, wherein a calibrating curve is created and stored in the memory (14) of the electronic control system and is based on a plurality of different filter resistances and a respectively corresponding pulse-width modulation ratio (PWM) and the respective motor speed (n) for a specific volume of air.

Abstract: A method for manufacturing a multi-layered confectionery shell is provided. The method includes depositing a first edible liquid into a mould cavity, depositing at least one other edible liquid onto the first edible liquid in the mould cavity, and pressing the edible liquids in the mould cavity using a stamp having a surface temperature below the solidification temperature of each of the edible liquids to form at least two shell layers. The ratio of the apparent viscosity of each edible liquid having one or more other edible liquids deposited directly thereon to the apparent viscosity of said other edible liquid(s) is 0.8 or less or 1.5 or more, the viscosities of the liquids being measured at a shear rate of 5 s?1 and at a liquid temperature of 40° C. A multi-layered confectionery shell obtainable by this method is also provided.

Abstract: A process for preparing N,N-dimethylacetamide (DMAC) by continuously reacting methyl acetate (MeOAc) with dimethylamine (DMA) in the presence of a basic catalyst, wherein MeOAc is used in the form of a methanolic solution which is obtained as a byproduct in the preparation of polyTHF by transesterifying polyTHF diacetate with methanol.

Abstract: The invention relates to a road marking having multiple depressions introduced into the road surface, the depressions comprising two lateral longitudinal walls, extending in the longitudinal direction of the road, that transition, proceeding from the road surface, continuously into a bottom region; and the depression being delimited by two transverse walls extending transversely to the longitudinal direction of the road. The road markings have improved utilization properties if provision is made that the longitudinal walls comprise a region convexly curved transversely to the longitudinal direction of the road. The invention further relates to a cutting unit for producing such road markings.