Abstract: In a transponder having an electronic memory chip and a magnetic ring antenna is provided that the ring antenna comprises an electrically conductive coil having at least one turn, and a capacitor, wherein the capacitor exhibits, as a dielectric, a thin insulator foil that simultaneously serves as a substrate foil for the coil and/or the chip.

Abstract: In a container (1) for transporting and storing substances that is provided with a transponder for radio frequency identification, it is provided that the container exhibits a substantially cylinder-shaped main section (12) having a curved lateral surface, and that the transponder includes an electronic memory (21) and, as a coupling element, an antenna coil (22), the antenna coil (22) being disposed in or on a wall surface of the container (1) and with its axis parallel to the cylinder axis of the main section (12). According to the present invention, the antenna coil (22) is disposed in the region of the cylinder-shaped main section (12) of the container on the lateral surface of the cylinder and exhibits one or more windings around the cylinder axis.

Abstract: Described is a dark-field imaging device for the spatially resolved dark-field imaging of a sample (60), especially a fluorescent sample, comprising, for the illumination of the sample with excitation light, an illumination assembly (20) comprising a grid (22) of individually addressable light sources (24), wherein the lines connecting the light sources and the sample define a region (64) with the optical path of the direct excitation light and a region (66) with the optical path of the specular reflected excitation light, and a detection assembly (30) for the detection, with radiation-receiving elements (34), of the radiation emitted by the sample (60) as an optical response to the illumination, wherein the radiation-receiving elements (34) of the detection assembly (30) are disposed outside the region (64) with the optical path of the direct excitation light and the region (66) with the optical path of the specular reflected excitation light.

Abstract: An electrical substrate for use as a carrier of biomolecules in a method for electrochemical detection in an electrolyte solution exhibits an insulating support plate (12) bearing a conductive pattern (20; 20A-20C, 28) having conductor paths (20; 20A-20C) and connecting contact surfaces, and, disposed on the conductor paths (20; 20A-20C), test sites (24) for the application of biomolecules (26), the conductor paths (20; 20A-20C) exhibiting a metal core (14) made of a highly conductive base metal and an external gold layer (18), and the conductor paths (20; 20A-20C) being provided with a diffusion barrier layer (16) that prevents direct contact of the electrolyte solution with the metal core (14) during the electrochemical detection method.

Abstract: An apparatus for detecting organic molecules, especially biomolecules and polymers, in a probe substance, comprises a test system (300) comprising an array of test sites (T) to which the probe substance can be supplied, each test site having specific probe molecules (320), an illumination system (100) for optically illuminating a sub-array of test sites (T), and a detection system (400) for identifying those test sites (T) whose probe molecules (320) interact with the organic molecules (350) to be detected, the illumination system (100) comprising an array of independently addressable illumination sources (B) arranged such that to each test site (T) of the sub-array is assigned at least one illumination source (B) that illuminates substantially only it.

Abstract: A molecular electronic device for constructing nanoelectronic circuits comprises a redox-active moiety having an electron donor (D) and an electron acceptor (A), the electron donor and the electron acceptor (A) having a respective contact spot (K1, K2) for forming connections with other devices, and the contact spots (K1, K2) facilitating charge transport to the device and away from the device. In particular, the respective contact spot (K1, K2) of electron donor (D) and electron acceptor (A) is a permanent contact spot for mediating the charge transport across a permanent chemical bond, the contact spot respectively comprising one of the binding partners of the chemical bond. Multiple such devices can be combined via the contact spots to form a module or an electronic circuit.

Abstract: Described is a dark-field imaging device for the spatially resolved dark-field imaging of a sample (60), especially a fluorescent sample, comprising, for the illumination of the sample with excitation light, an illumination assembly (20) comprising a grid (22) of individually addressable light sources (24), wherein the lines connecting the light sources and the sample define a region (64) with the optical path of the direct excitation light and a region (66) with the optical path of the specular reflected excitation light, and a detection assembly (30) for the detection, with radiation-receiving elements (34), of the radiation emitted by the sample (60) as an optical response to the illumination, wherein the radiation-receiving elements (34) of the detection assembly (30) are disposed outside the region (64) with the optical path of the direct excitation light and the region (66) with the optical path of the specular reflected excitation light.

Abstract: An apparatus for detecting organic molecules, especially biomolecules and polymers, in a probe substance, comprises