Abstract: A photovoltaic element including at least one photovoltaic cell at least partially segmented and having a base electrode, a top electrode, and a layer system comprising at least one photoactive layer, wherein the layer system is arranged between the base electrode and the top electrode, the segments are configured such that at least the top electrode and the layer system of one of the segments are separated from the top electrode and the layer system of another segment by at least one cavity to prevent contact between one another, the at least one cavity is formed substantially vertically relative to the layer system of the at least one photovoltaic cell, and the segments are electrically conductively connected in parallel with one another such that a flow of electric current through the at least one photovoltaic cell is distributed over each of the segments.

Abstract: The present invention relates to organic electroluminescent devices comprising a light-emitting layer B comprising two host materials, a n-type (electron-transporting) and a p-type (hole-transporting) host material, a thermally activated delayed fluorescence (TADF) material and an emitter material, which exhibits a narrow—expressed by a small full width at half maximum (FWHM)—deep-blue emission at an emission maximum of 440 to 475 nm. Further, the present invention relates to a method for generating blue light by means of an organic electroluminescent device according to the present invention.

Abstract: The present invention relates to an electrically doped semiconducting material comprising at least one metallic element as n-dopant and at least one electron transport matrix compound comprising at least one phosphine oxide group, a process for its preparation, and an electronic device comprising the electrically doped semiconducting material.

Abstract: Metal carbene complexes comprising at least one imidazo-quinoxaline ligand, organic electronic devices, especially OLEDs (Organic Light-Emitting Diodes) which comprise such complexes, a light-emitting layer comprising at least one inventive metal carbene complex, an apparatus selected from the group consisting of illuminating elements, stationary visual display units and mobile visual display units comprising such an OLED, the use of such a metal carbene complex for electrophotographic photoreceptors, photoelectric converters, organic solar cells (organic photovoltaics), switching elements, organic light emitting field effect transistors (OLEFETs), image sensors, dye lasers and electroluminescent devices and a process for preparing such metal carbene complexes.

Abstract: The present invention relates to organic electroluminescent devices comprising a light-emitting layer B comprising two host materials, a n-type (electron-transporting) and a p-type (hole-transporting) host material, a thermally activated delayed fluorescence (TADF) material and an emitter material, which exhibits a narrow—expressed by a small full width at half maximum (FWHM)—deep-blue emission at an emission maximum of 440 to 475 nm. Further, the present invention relates to a method for generating blue light by means of an organic electroluminescent device according to the present invention.

Abstract: Metal carbene complexes comprising at least one imidazo-quinoxaline ligand, organic electronic devices, especially OLEDs (Organic Light-Emitting Diodes) which comprise such complexes, a light-emitting layer comprising at least one inventive metal carbene complex, an apparatus selected from the group consisting of illuminating elements, stationary visual display units and mobile visual display units comprising such an OLED, the use of such a metal carbene complex for electrophotographic photoreceptors, photoelectric converters, organic solar cells (organic photovoltaics), switching elements, organic light emitting field effect transistors (OLEFETs), image sensors, dye lasers and electroluminescent devices and a process for preparing such metal carbene complexes.

Abstract: An organic light emitting device comprises a light emitting layer comprising a light emitting polymer; and an electron transporting layer on the light emitting layer and comprising an electron transporting material and an n-donor material. The electron transporting layer comprises at least 20 percent by weight of the n-donor material. By using an electron transporting layer comprising at least 20 percent by weight of the n-donor material it is possible to realise devices with an electron transporting layer having a thickness of less than 20 nm.

Abstract: The present invention relates to an electrically doped semiconducting material comprising at least one metallic element as n-dopant and at least one electron transport matrix compound comprising at least one phosphine oxide group, a process for its preparation, and an electronic device comprising the electrically doped semiconducting material.

Abstract: The invention relates to an organic light emitting device, in a layered structure, comprising a substrate, a bottom electrode, a top electrode, wherein the bottom electrode is closer to the substrate than the top electrode, an electrically active region, the electrically active region comprising one or more organic layers and being provided between and in electrical contact with the bottom electrode and the top electrode, a light emitting region provided in the electrically active region, and a roughening layer, the roughening layer being provided as non-closed layer in the electrically active region and providing an electrode roughness to the top electrode by roughening the top electrode on at least one an inner side facing the electrically active region and an outer side of the top electrode facing away from the electrically active region. Furthermore, a further organic light emitting device, and a method of producing an organic light emitting device are provided.

Abstract: The present invention relates to an organic light emitting device that includes a layered structure including a substrate, a bottom electrode and a top electrode, wherein the bottom electrode is closer to the substrate than the top electrode, the region between the bottom electrode and the top electrode defining an electronically active region, wherein the electronically active region includes a scattering layer having a thickness of less than 50 nm; and an organic light emitting device additionally having at least one light emitting layer in the electronically active region, and this device can also include a specific chemical compound outside of the electronically active region.

Abstract: The invention relates to an organic component, in particular a light-emitting organic component, having an electrode (1; 2) and a counter electrode (2; 1) and also an arrangement of organic layers (3) which is arranged between the electrode (1; 2) and the counterelectrode (2; 1) and which is in electrical contact with the electrode (1; 2) and the counterelectrode (2; 1), the arrangement of organic layers (3) comprising charge carrier transport layers (4, 8) for transporting charge carriers injected from the electrode (1; 2) and from the counterelectrode (2; 1) into the arrangement of organic layers (3), and with an injection layer (5; 9) made from a molecular doping material being formed in the arrangement of organic layers (3) between the electrode (1; 2) and a charge carrier transport layer (4; 8) arranged opposite to the electrode (1; 2), which injection layer is in contact with the charge carrier transport layer (4; 8) arranged opposite to the electrode (1; 2), the molecular doping material having a molec

Abstract: The invention relates to an organic light emitting device, in a layered structure, comprising a substrate, a bottom electrode, a top electrode, wherein the bottom electrode is closer to the substrate than the top electrode, an electrically active region, the electrically active region comprising one or more organic layers and being provided between and in electrical contact with the bottom electrode and the top electrode, a light emitting region provided in the electrically active region, and a roughening layer, the roughening layer being provided as non-closed layer in the electrically active region and providing an electrode roughness to the top electrode by roughening the top electrode on at least one an inner side facing the electrically active region and an outer side of the top electrode facing away from the electrically active region. Furthermore, a further organic light emitting device, and a method of producing an organic light emitting device are provided.

Abstract: The invention relates to an organic photovoltaic device, in a layered structure, comprising a substrate, a bottom electrode, a top electrode, wherein the bottom electrode is closer to the substrate than the top electrode, an electronically active region, the electronically active region being provided between and being in electrical contact with the bottom electrode and the top electrode, a light absorbing region provided in the electronically active region, and at least one of a non-flat layer provided in the electronically active region, and an electronically inactive non-flat layer provided between the substrate and the bottom electrode. Furthermore, the invention relates to a method of producing a photovoltaic device.

Abstract: The present invention relates to an organic light emitting device comprising a layered structure including a substrate, a bottom electrode and a top electrode, wherein the bottom electrode is closer to the substrate than the top electrode, the region between the bottom electrode and the top electrode defining an electronically active region, wherein the electronically active region comprises a scattering layer having a thickness of less than 50 nm; and an organic light emitting device additionally having at least one light emitting layer in the electronically active region, and this device further comprising a specific chemical compound outside of the electronically active region.

Abstract: The invention relates to a light-emitting device, in particular a light-emitting diode, with an arrangement of layers on a substrate, wherein the arrangement of layers has an anode contact and a cathode contact which are in electrical contact with a light-emitting layer stack arranged between the anode contact and the cathode contact which, on its part, comprises a polymer layer consisting of a polymer material and a low-molecular layer of vacuum-deposited small molecules of an organic material, and wherein the small molecules of the low-molecular layer are formed as donor molecules with an oxidation potential versus Fc/Fc+ (ferrocene/ferrocenium redox couple) of maximum approx. ?1.5 V, if the low-molecular layer is arranged adjacent to the cathode contact, and as acceptor molecules with a reduction potential versus Fc/Fc+ (ferrocene/ferrocenium redox couple) of minimum approx. ?0.3 V if the low-molecular layer is arranged adjacent to the anode contact.

Abstract: The invention relates to a light-emitting organic component, in particular a light-emitting organic diode, having an electrode and a counter electrode and an organic region arranged between the electrode and the counter electrode, the organic region being formed between the electrode and the counter electrode with a uniform material composition over its planar expansion, the electrode being formed by comb-shaped sub-electrodes electrically shorted among each other for which the comb-shaped electrode sections protruding from a respective comb-shaped electrode connecting section are arranged intermeshing with the organic region at least in an overlap region. Furthermore, the invention relates to an array with a serial connection of several light-emitting organic components and an electrode structure for an electronic component.

Abstract: The invention relates to a luminaire, in particular a table luminaire, having a luminaire body formed from a fibre-reinforced material and at least one lighting element, which is arranged on the luminaire body in an assigned lighting element holder and embodied as an OLED lighting element.

Abstract: Method for depositing a vapour deposition material on a base material, in particular for doping a semiconductor material, in which a vapour deposition batch, in which the vapour deposition material is enclosed in an air-tight manner by a shell, is introduced into a vapour deposition chamber and the shell is opened in the vapour deposition chamber, so that the vapour deposition material in the vapour deposition chamber then evaporates and is deposited on the base material, wherein the shell is opened by at least partially melting by heating a meltable shell material which at least partially forms the shell at a melting temperature which is lower than an evaporation temperature of the vapour deposition material.

Abstract: The invention relates to a light-emitting organic component, in particular a light-emitting organic diode, having an electrode spreading over an electrode surface area and a counter electrode spreading over a counter electrode surface area as well as an organic layer array formed between the electrode and the counter electrode and in electrical contact therewith, an electrical resistance gradient in a direction substantially parallel to the electrode surface area being formed within a region of the organic layer array at least partially overlapping with the electrode surface area. Furthermore, the invention relates to a method for the production of a light-emitting organic component.

Abstract: In order to improve the decoupling efficiency in a top-emitting OLED a top-emitting electroluminescent component (100) is suggested comprising a substrate, a first electrode (120) nearest to the substrate, a second electrode (14) located at a distance from the substrate, and at least one light-emitting organic layer (130) arranged between both electrodes, the emitted light being transmitted through the second electrode. The component in accordance with the invention is distinguished by an additional layer (150) facing away from the at least one organic layer is arranged on the side of the second electrode, which additional layer comprises optically effective light-emitting heterogeneities (151, 152, 153), especially in the form of scatter centers, the degree of transmission of the additional layer of the emitted light being greater than 0.6.