Abstract: New absorbing materials of formula (I) for use in organic semiconducting components:

Abstract: An optoelectronic component on a substrate includes a first and a second electrode. The first electrode is arranged on the substrate and the second electrode forms a counter electrode. At least one photoactive layer system is arranged between these electrodes. The at least one photoactive layer system including at least one donor-acceptor system having organic materials.

Abstract: A compound of a formula EWG1-(T1)a-(T2)b-(Z)c-(T3)d-(T4)e-EWG2 capable of use as a functional component in organic electronic devices, which enable improved absorption in organic solar cells or have an increased charge carrier mobility.

Abstract: An optoelectronic component includes a photoactive layer which is arranged between an electrode and a counter electrode. In addition to a donor-acceptor system, the photoactive layer includes a third material which influences the crystallization of the donor-acceptor system. The third material selected from a group consisting of crown ethers, triphenyls, sorbitols, quinacridones and bis(4-(tert-butyl)benzoato-O) hydroxyaluminium. Crown ethers are especially preferred.

Abstract: A compound and method of producing the compound of formula (I) that has high absorption in the short wavelength spectral region of visible light and is capable of being used for an organic electronic component.

Abstract: The description relates to an organic photoactive component, in particular an organic solar cell, having an electrode on the substrate and a top counter-electrode and a doped transport layer between the electrodes and a photoactive layer system, characterized in that a metal oxide layer is present between the photoactive system and the top counter-electrode.

Abstract: In a method for imprinting optoelectronic components with at least one bus bar, the bus bar following the shape of the optoelectronic component and allowing a homogeneous color impression on the rear face of the component, the bus bar is printed on a basic material before deposition of a photoactive layer. The basic material may comprise a substrate, or an electrically conductive transparent layer on a substrate. Subsequently, a conductive layer on the substrate is structured to form isolated regions, the photoactive layer is deposited and structured, and then a counter electrode is applied and structured.

Abstract: A semiconductive component with a layer system includes at least one layer comprising a compound of the general formula (I) or (II).

Abstract: An optoelectronic component on a substrate includes a first and a second electrode. The first electrode is arranged on the substrate and the second electrode forms a counter electrode. At least one photoactive layer system is arranged between these electrodes. The at least one photoactive layer system including at least one donor-acceptor system having organic materials.

Abstract: In a method for imprinting optoelectronic components with at least one bus bar, the bus bar following the shape of the optoelectronic component and allowing a homogeneous color impression on the rear face of the component, the bus bar is printed on a basic material before deposition of a photoactive layer. The basic material may comprise a substrate, or an electrically conductive transparent layer on a substrate. Subsequently, a conductive layer on the substrate is structured to form isolated regions, the photoactive layer is deposited and structured, and then a counter electrode is applied and structured.

Abstract: The invention relates to compounds of general formula IIIa and their use in optoelectronic components.

Abstract: A photoactive component has an electrode and an opposing electrode. The electrodes have at least one organic layer system arranged between them, also having at least two photoactive layer systems and, between the photoactive layer systems, at least two different transport layer systems have the same charge carrier type. In this case, one transport layer system matches one of the two photoactive layer systems in energy terms, while the other transport layer system is of transparent design.

Abstract: A photoactive component on a substrate includes a first and a second electrode. The first electrode is arranged on the substrate and the second electrode forms a counterelectrode. At least one photoactive layer system is arranged between the electrodes. The photoactive component furthermore includes at least one layer or layer sequence configured such that the layer or layer sequence acts as a spectrally selective color filter in the range from 450 nm to 800 nm in the photoactive component.

Abstract: A photoactive component includes organic layers, including a single, tandem or multiple cell with two electrodes and, between the electrodes, a photoactive acceptor-donor layer system that includes at least three absorber materials. At least two absorber materials are donors or acceptors. One of the two absorber materials is configured as donors or acceptors absorbing at greater wavelengths than the other absorber material and one of the two absorber materials have a lower Stokes shift and/or a lower absorption width than the other absorber material.

Abstract: The invention relates to an organic electronic or optoelectronic component, comprising an electrode and a counter-electrode and a layer system between the electrode and the counter-electrode, wherein the layer system contains at least one organic layer and at least one doped layer, wherein the dopant in the doped layer represents a stronger Lewis acid than antimony pentafluoride (SbF5) or a stronger Lewis base than 1,8-bis(dimethylamino)napthalene based on the calculation of fluoride ion affinity.

Abstract: The invention relates to compounds of general formula IIIa and their use in optoelectronic components.

Abstract: A photoactive component has an electrode and an opposing electrode. The electrodes have at least one organic layer system arranged between them, also having at least two photoactive layer systems and, between the photoactive layer systems, at least two different transport layer systems have the same charge carrier type. In this case, one transport layer system matches one of the two photoactive layer systems in energy terms, while the other transport layer system is of transparent design.

Abstract: A photoactive component includes organic layers, including a single, tandem or multiple cell with two electrodes and, between the electrodes, a photoactive acceptor-donor layer system that includes at least three absorber materials. At least two absorber materials are donors or acceptors. One of the two absorber materials is configured as donors or acceptors absorbing at greater wavelengths than the other absorber material and one of the two absorber materials have a lower Stokes shift and/or a lower absorption width than the other absorber material.

Abstract: The invention relates to an organic photoactive device, especially an organic photovoltaic cell, with a contact and a countercontact as well as with an organic region that is electrically connected to the contact and the countercontact, wherein a photoactive region with a photoactive bulk heterojunction or a flat heterojunction between an electron-conducting organic material and a hole-conducting organic material is formed in the organic region and wherein the hole-conducting organic material and/or the electron-conducting organic material is formed from oligomers according to any one of the following types: conjugated acceptor-donor-acceptor oligomer (A-D-A? oligomer) with an acceptor unit (A) and a further acceptor unit (A?) that are each connected to a donor unit (D), and conjugated donor-acceptor-donor oligomer (D-A-D? oligomer) with a donor unit (D) and a further donor unit (D?) that are each connected to an acceptor unit (A).

Abstract: The present invention relates to an organic semiconductor element that comprises multiple layers. One or more layers may include compounds that can function as light absorbers, charge transporting materials, and/or as a dopant.