Abstract:
A detector (110) for determining a position of at least one object (112) with regard to at least one optical sensor (120) is proposed, wherein the optical sensor (120) has an image plane (122). The detector (110) comprises: at least one illumination source (134), wherein the illumination source (134) emits at least one light beam (136), wherein the light beam (136) comprises a component which is parallel to the image plane (122) of the optical sensor (120); the optical sensor (120), wherein the optical sensor (120) has a sensor region (126) in the image plane (122), wherein the optical sensor (120) is adapted to determine a transversal component of the position of the object (112) in an event where the object (112) approaches the optical sensor (120) in a manner that light is scattered from the component of the light beam (136) conducted parallel to the image plane (122) of the optical sensor (120), the transversal component of the position being a position in the image plane (122) of the optical sensor (120), the optical sensor (120) being adapted to generate at least one transversal sensor signal from the light scattered from the component of the light beam (136) conducted parallel to the image plane (122) of the optical sensor (120) in the sensor region (126), wherein the optical sensor (120) is further designed to generate at least one longitudinal sensor signal in a manner dependent on an illumination of the sensor region (126) by light which is scattered from the component of the light beam (136) conducted parallel to the image plane (122) of the optical sensor (120), wherein the longitudinal sensor signal is dependent on a variation of an intensity of the light is scattered from the component of the light beam (136) conducted parallel to the image plane (122) of the optical sensor (120) in the sensor region (126); and an evaluation device (132), wherein the evaluation device (132) is designed to generate at least one item of information on a transversal component of a position of the object (112) by evaluating the transversal sensor signal and wherein the evaluation device (132) is further designed to generate at least one item of information on a longitudinal component of a position of the object (112) by evaluating the longitudinal sensor signal.
Abstract:
The present invention relates to a photoactive material comprising a donor substance and an acceptor substance, wherein the donor substance comprises or consists of one or more compounds of formula (I) described herein, or the acceptor substance comprises or consists of one or more compounds of formula (I) described herein, or the donor sub¬ stance comprises or consists of a first compound of formula (I) described herein and the acceptor substance comprises a second compound of formula (I) described herein with the proviso that the first and second compound are not the same, as well as to an organic solar cell comprising said photoactive material. The present invention also relates to a photoelectric conversion device comprising or consisting of two or more organic solar cells comprising said photoactive material and to compounds of formula (I) as described herein for use as donor substance or as acceptor substance in a photoactive material. Further, the present invention relates to the use of a compound of formula (III) as described herein in the synthesis of a compound of formula (I) as described herein.
Abstract:
Disclosed is the use of compounds of general foRmula (I), wherein the variables have the meaning given in the description in dye-sensitized solar cells; to compounds of general formula (I'), wherein the variables have the meaning given in the description; to compounds of general formula (I"), wherein the variables have the meaning given in the description; to the use of compounds of general formula (II), in the case of q equal to 0 or 1 : as precursor compounds for the manufacture of compounds of general formula (I) and in the case of q equal to 1: as precursor compounds for the manufacture of compounds of general formula (I') wherein the remaining variables have the meaning given in the description; to compounds of general formula (III), wherein the variables have the meaning given in the description; to the use of compounds of general formula (I), (I') or (I") as sensitizers in dye-sensitized solar cells; and to such dye-sensitized solar cells per se.
Abstract:
Provided are compounds of general formula (I), the use for producing dye-sensitized solar cells and dye-sensitized solar cells comprising ompounds of formula (I).
Abstract:
The present invention relates to 9,9'-spirobifluorene compounds of general formula I wherein the variables have the meaning R11, R12, R21, R22,R31, R32, R41 and R42 independently of each other aryl or hetaryl, S1, S2, S3 and S4 independently of each other &pgr;-conjugated, bivalent moieties, n1, n2, n3 and n4 independently of each other 0, 1, 2 or 3, with the proviso that n1 + n2 + n3 + n4 ≠ 0, in case n1 ≥ 2, n2 ≥ 2, n3 ≥ 2 and/or n4 ≥ 2 the moieties S1, S2, S3 and S4 are identical to or different from each other and in case n1 + n2 + n3 + n4 = 12 not all of the radicals R11, R12, R21, R22, R31, R32, R41 and R42 are identical, to the use of compounds of general formula I in organic electronics applications, especially in organic field effect transistors, in organic photodetectors and organic solar cells, specifically in dye-sensitized solar cells and bulk heterojunction solar cells, and to an organic field effect transistor, a dye-sensitized solar cell and a bulk heterojunction solar cell comprising compounds of general formula I.
Abstract:
The present invention relates 9,9'-spirobifluorene compounds of general formula (I) wherein the variables R11, R12, R21, R22, R31, R32, R41 and R42 independently of each other have the meaning of aryl or hetaryl, with the proviso that not all of the radicals R11, R12, R21, R22, R31, R32, R41 and R42 are identical, to the use of compounds of general formula I in organic electronics applications, especially in organic field effect transistors, in organic photodetectors and organic solar cells, specifically in dye-sensitized solar cells and bulk heterojunction solar cells, and to an organic field effect transistor, a dye-sensitized solar cell and a bulk heterojunction solar cell comprising compounds of general formula I.
Abstract:
The present invention relates to a photoactive material comprising a donor substance and an acceptor substance, wherein the donor substance comprises or consists of one or more compounds of formula (I) described below, or the acceptor substance comprises or consists of one or more compounds of formula (I) described below, or the donor substance comprises or consists of a first compound of formula (I) described below and the acceptor substance comprises a second compound of formula (I) described below with the proviso that the first and second compound are not the same, as well as to an organic solar cell or photodetector comprising said photoactive material. The present invention also relates to a photoelectric conversion device comprising or consisting of two or more organic solar cells comprising said photoactive material and to compounds of formula (I) as described below for use as donor substance or as acceptor substance in a photoactive material.
Abstract:
A detector device (111) for determining an orientation of at least one object (112) is disclosed. The detector device comprises: at least two beacon devices (204), the beacon devices (204) being adapted to be at least one of attached to the object (112), held by the object (112) and integrated into the object (112), the beacon devices (204) each being adapted to direct light beams (138) towards a detector (110), the beacon devices (204) having predetermined coordinates in a coordinate system of the object (112); at least one detector (110) adapted to detect the light beams (138) traveling from the beacon devices (204) towards the detector (110); at least one evaluation device (142), the evaluation device (142) being adapted to determine longitudinal coordinates of each of the beacon devices (204) in a coordinate system of the detector (110), the evaluation device (142) being further adapted to determine an orientation of the object (112) in the coordinate system of the detector (110) by using the longitudinal coordinates of the beacon devices (204).
Abstract:
An optical detector (110) is disclosed. The optical detector (110) comprises: - an optical sensor (112), having a substrate (116) and at least one photosensitive layer setup (118) disposed thereon, the photosensitive layer setup (118) having at least one first electrode (120), at least one second electrode (130) and at least one photovoltaic material (140) sandwiched in between the first electrode (120) and the second electrode (130), wherein the photovoltaic material (140) comprises at least one organic material, wherein the first electrode (120) comprises a plurality of first electrode stripes (124) and wherein the second electrode (130) comprises a plurality of second electrode stripes (134), wherein the first electrode stripes (124) and the second electrode stripes (134) intersect such that a matrix (142) of pixels (144) is formed at intersections of the first electrode stripes (124) and the second electrode stripes (134); and - at least one readout device (114), the readout device (114) comprising a plurality of electrical measurement devices (154) being connected to the second electrode stripes (134) and a switching device (160) for subsequently connecting the first electrode stripes (124) to the electrical measurement devices (154).
Abstract:
A verification device (110) for verifying the identity of an article (114) is disclosed. The verification device (110) comprises: at least one illumination source (116) for illuminating at least one safety mark (124) of the article (114) with at least one light beam (122); at least one detector (118) adapted for detecting after an interaction of the light beam (122) with the safety mark (124), the detector (118) having at least one optical sensor (128), wherein the optical sensor (128) has at least one sensor region (130), wherein the optical sensor (128) is designed to generate at least one sensor signal in a manner dependent on an illumination of the sensor region (130) by the light beam (122), wherein the sensor signal, given the same total power of the illumination,is dependent on a beam cross-section of the light beam (122) in the sensor region (130); and at least one evaluation device (120) adapted for evaluating the sensor signal and for verifying the identity of the article (114) on the basis of the sensor signal. Further, a verification system (112), a method for verifying the identity of an article (114) and a use of an optical sensor (128) for verifying the identity of an article (114) are disclosed.