Abstract: The present invention relates to nanoparticles having a hydrophilic surface coating, to methods of production thereof and to the use thereof in biological, molecular biological, biochemical and medical applications.

Abstract: A one- or two-dimensional arrangement of flow cells is provided, as part of an array of sample compartments, with at least one inlet and outlet for each sample compartment, formed by a base plate and a body, with an arrangement of spatial recesses corresponding to the (geometrical) arrangement of the sample compartments, combined with the base plate. The arrangement allows for supplying to or removing from the sample compartments, which can be arranged at a high quantity on a small base area, even very small amounts of samples or reagents.

Abstract: The invention relates to a continuous process for preparing radiation-curable prepolymers containing urethane groups, more particularly urethane acrylates.

Abstract: The present invention relates to a method for etching carbon fibers, in particular carbon nanofibers and to the carbon nanofibres obtainable by this method, and the use thereof.

Abstract: The invention provides an apparatus for selecting a process to be carried out from a plurality of processes, each process being assigned a process result, having a providing device (101) for providing a first statistical demand density for a first process result of a first process from the plurality of the processes within a process interval, and for providing a second statistical demand density for a second process result of a second process from the plurality of the processes within the process interval, a calculating device (103) for calculating a first process gain, which results upon carrying out the first process, as a function of the first demand density and of a number of the first process results of the first process that can be reached up to a predetermined process time, and for calculating a second process gain, which results upon carrying out the first process, as a function of the first demand density and of a number of the second process results of the second process that can be reached up to th

Abstract: The present invention relates to a solar cell in which semiconductor nanoparticles are surrounded by a photoactive surfactant material in the photoactive layer.

Abstract: The invention is related to different embodiments of a kit for the simultaneous qualitative and/or quantitative determination of a multitude of analytes comprising a sensor platform comprising an optical thin-film waveguide with a layer (a) transparent at least at an excitation wavelength on a layer (b) with lower refractive index than layer (a), also transparent at least at said excitation wavelength, and at least one grating structure (c) modulated in said layer (a), for the incoupling of said excitation light into layer (a), at least one array of biological or biochemical or synthetic recognition elements immobilized in discrete measurement areas (d) directly or by means of an adhesion-promoting layer on layer (a), for specific recognition and/or binding of said analytes and/or for specific interaction with said analytes, means for laterally resolved referencing of the excitation light intensity available in the measurement areas, and optionally means for the calibration of one or more luminescences gen

Abstract: The invention relates to a method for determining the behavior of at least one biological system after a reversible perturbation, comprising the following steps: (a) providing at least one biological system, the biological system comprising a biological network comprising a multiplicity of biological or biochemical components, which have an activity; (b) providing a linear model for describing the behavior of the network of the biological system; (c) determining the activity of the biological or biochemical components of the biological network; (d) reversibly perturbing the activity of at least one of the biological or biochemical components, a reaction of the biological network being generated which is formed by the change in the activity of at least one or more of the biological or biochemical components; (e) determining the activity of the biological or biochemical components of the biological network after exerting the reversible perturbation, as soon as the components of the network have completed the r

Abstract: The present invention relates to a method for etching carbon fibers, in particular carbon nanofibers and to the carbon nanofibers obtainable by this method, and the use thereof.

Abstract: The invention relates to molded article that contains active substances and comprises at least two compartments that have a different material composition. Each compartment is independently provided with at least one active substance that is contained in a matrix. Each matrix encompasses at least one filler at a concentration of ?20 percent by weight to ?100 percent by weight relative to the total weight of the respective matrix. The invention further relates to a method for producing such molded articles as well as the use thereof.

Abstract: A driving agent vacuum pump configured as a micropump is presented. The vacuum pump includes an evaporation chamber and a pumping chamber, which are separated by a jet arrangement. The jet arrangement includes a planar arrangement of at least one jet running vertically in depth between two plates. The two plates cover the evaporation chamber and the pumping chamber about the jet arrangement. An opening is provided in the pumping chamber above the jet arrangement for taking in an agent to be pumped. A second opening is provided for driving out a compressed gas below the jet arrangement. A connection is provided between the evaporation chamber and the pumping chamber through which a condensed driving agent is returned.

Abstract: The invention relates to a device for use in the clinical/therapeutical field for the patient-individual optimization of the dosage and/or the dosage scheme of a drug based on rational, mathematical models which take into consideration possible physiological variations that are due to the illness or other particularities of the patient and the interaction with co-drugs that are administered at times close to each other. The invention also relates to the supply of said drug dose by means of a dosage device.

Abstract: The invention relates to a chromatographic process for substance separation in the context of the preparation of chemicals such as, for example, chiral pharmaceuticals, isomers or biomolecules on the small-scale and production scale, based on Simulated Moving Bed (SMB=countercurrent chromatography) technology.

Abstract: The invention relates to a process for esterifying free fatty acids in vegetable and animal fat with alcohols over heterogeneous acidic ion exchange resin catalysts at temperatures of 60 to 120° C.

Abstract: The invention relates to a process for producing morphologically uniform and virtually monodisperse metal-containing nanoparticles, characterized in that the separation both in time and space of the nucleation and growth processes is achieved by regulation of the temperature and volume flows, with the reaction and particle formation preferably being initiated and carried out in a suitable microstructured modular reactor system. Modularization of the microreaction plant (micro heat exchanger, residence reactor, micromixer, etc.) allows optimal setting of the respective chemical and process-engineering process parameters and thus the preparation of virtually monodisperse and morphologically uniform nanoparticles.

Abstract: The invention relates to a chromatographic process for substance separation in the context of the preparation of chemicals such as, for example, chiral pharmaceuticals, isomers or biomolecules on the small-scale and production scale, based on Simulated Moving Bed (SMB=countercurrent chromatography) technology.

Abstract: The invention relates to a device (1) for the treatment of substance mixtures conveyed under high pressure, with a casing (3) surrounding a high-pressure space (2), with at least one sealing means (12) in order to seal off the high-pressure space (2) with respect to the surroundings, and with an inlet (4) and an outlet (5) in order respectively to supply the substance mixture to be treated to the high-pressure space (2) and to discharge it from the high-pressure space (2). The high-pressure space (2) is closed, via at least one cover for mounting and demounting, by a processing module arranged in the high-pressure space (2), the cover having a central fastening means (6) which can be locked, oriented coaxially with respect to the casing (3).

Abstract: Taste-masked powders that can be inhaled or administered orally, a simple method for the production thereof, and the use thereof for applying biologically active substances.

Abstract: Process for producing metal particle sols having a metal particle content of ?1 g/l, comprising the steps of a) reacting a metal salt solution with a solution containing hydroxide ions b) reacting the solution obtained from step a) with a reducing agent, wherein at least one of the solutions in step a) comprises a dispersing assistant, metal particles produced by the process and the use thereof.

Abstract: A method is described of treating aluminium-metal alloys with organic or inorganic bases by exposing them to an aqueous solution of the base, removing the aqueous base and washing the treated alloy material, the leaching process being monitored, during the time of exposure to the base, on the basis of the potential which is established at a measuring electrode as a result of the treated aluminium-metal alloy and the hydrogen which may be formed during the reaction.