Abstract: An electrolysis cell having a multi-chamber structure, wherein an anion exchanger with a first ion exchanger membrane connects to a cathode chamber, wherein a salt bridge chamber connects to the first ion exchanger membrane, the salt bridge chamber with a fixed anion exchanger. An electrolysis system has such an electrolysis cell and a method for electrolysis of CO2 uses such an electrolysis cell or electrolysis system.

Abstract: An optoelectronic component includes a substrate, a first electrode, a second electrode, and at least one organic functional layer, which is arranged between the first electrode and the second electrode. The organic functional layer includes a matrix material, a first compound, and a second compound. The first compound interacts with the second compound, and the first compound and/or the second compound interacts with the matrix material. A conductivity of the organic functional layer is produced by the interactions.

Abstract: An electrode, which includes at least one tetragonally crystallized compound containing at least one element selected from the group of Cu and Ag, the crystal lattice of the compound being of the space group I41/amd type. An electrolysis cell includes the electrode.

Abstract: Various embodiments include an electrolysis cell comprising: a cathode space housing a cathode for the reduction of CO2; a first ion exchange membrane including an anion exchanger and/or an anion transporter, the first ion exchange membrane adjoining the cathode space and in direct contact with the cathode; an anode space housing an anode; a first separator membrane; and a salt bridge space housing an electrolyte disposed between the first ion exchange membrane and the first separator membrane. The electrolyte in the salt bridge space comprises a liquid acid and/or a solution of an acid.

Abstract: An electrolysis cell, includes a cathode space with a cathode, an anode space with an anode, and a salt bridge space, which is arranged between the cathode and the anode, wherein the cathode space and the salt bridge space are delimited from one another by the cathode and the salt bridge space and the anode space are delimited from one another by the anode, and the cathode and the anode are formed as a gas diffusion electrode. An electrolysis plant has a corresponding electrolysis cell and a method for carries out electrochemical reactions with the electrolysis cell or electrolysis plant.

Abstract: An organic electronic component is disclosed. In an embodiment an organic electronic component includes at least one organic layer having a fluorinated sulfonimide metal salt of the following formula: wherein M is either a divalent or higher-valent metal having an atomic mass of greater than 26 g/mol or a monovalent metal having an atomic mass of greater than or equal to 39 g/mol, where 1?n?7, and wherein R1, R2 are selected independently of one another from the group consisting of a fluorine-substituted aryl radical, a fluorine-substituted alkyl radical and a fluorine-substituted arylalkyl radical.

Abstract: A device for the electrochemical production of a product containing CO, and a method for the electrochemical production of a product containing CO, in which a return of a material stream containing the educt and CO is carried out after the electrochemical production.

Abstract: An electrolysis system and an electrolysis method wherein the electrolysis system includes a pressure-electrolytic cell and a throttle in the catholyte line, by which the catholyte flow can be divided into a gas and liquid phase. In this way, (by-)products of the electrolysis can be recycled, while the electrolytic cell can be operated effectively at a high pressure.

Abstract: A method for the electrochemical reaction of an organic material, and a device in which a corresponding method is carried out including a porous electrode for the electrochemical reaction of organic compounds in two immiscible phases in an electrochemical flow reactor. A first nonpolar solvent and a first polar electrolyte or a first organic material in the form of a liquid or gas and the first polar electrolyte form a first phase boundary with one another in such a form that the first phase boundary in the electrochemical conversion is at least partly within a first electrode, preferably at an interface between a first lipophilic layer and a second hydrophilic layer.

Abstract: An electrode including Cu4O3, in particular an ethylene-selective electrode with a mixed valence Cu4O3 catalyst. A method for producing an electrode of this type, an electrolytic cell having an electrode of this type, and a method for electrochemically converting carbon dioxide using such an electrode including Cu4O3.

Abstract: A method for the electrochemical production of a gas including CO, in particular CO or syngas, from CO2, wherein the electrochemical production of the gas including CO, in particular CO or syngas, from CO2 takes place in multiple electrolytic cells, which are arranged in series one behind the other in the direction of at least one electrolyte flow and each include a cathode and an anode, wherein the at least one electrolyte flow is conducted through the electrolytic cells which are arranged in series one behind the other and is intermediately cooled between at least two electrolytic cells which are arranged in series one behind the other. A device is adapted for carrying out the method.

Abstract: The present invention relates to heteroleptic complexes comprising a phenylimidazole or phenyltriazole unit bonded via a carbene bond to a central metal atom, and phenylimidazole ligands attached via a nitrogen-metal bond to the central atom, to OLEDs which comprise such heteroleptic complexes, to light-emitting layers comprising at least one such heteroleptic complex, to a device selected from the group consisting of illuminating elements, stationary visual display units and mobile visual display units comprising such an OLED, to the use of such a heteroleptic complex in OLEDs, for example as emitter, matrix material, charge transport material and/or charge blocker.

Abstract: The present disclosure relates to electrolysis. For example, an electrolysis system for carbon dioxide utilization may include: an electrolysis cell having an anode and a cathode, where carbon dioxide reduces at the cathode to at least one hydrocarbon compound or to carbon monoxide; first and second electrolyte reservoirs; a first product gas line from the first electrolyte reservoir; a second product gas line from the second electrolyte reservoir; a first connecting line supplying electrolyte from the first electrolyte reservoir to the anode; a second connecting line taking electrolyte from the anode to the second electrolyte reservoir; a third connecting line supplying electrolyte from the second electrolyte reservoir to the cathode; a fourth connecting line taking electrolyte from the cathode off to the first electrolyte reservoir; and a pressure-equalizing connection directly connecting the first and second electrolyte reservoirs.

Abstract: An electrolyser arrangement with at least one electrolytic cell, having two electrodes, namely an anode and a cathode, each of the two electrodes being in contact with an electrode compartment for filling with a liquid electrolyte, the two electrode compartments being separated by a membrane and a conveying device being provided, one for each of the two electrodes, for conveying the electrolyte in each case in a circuit, a cathode circuit and an anode circuit, through the electrode compartment via at least one collection vessel per circuit and back into the electrode chamber. A device is provided outside the electrolytic cell, for conveying an auxiliary volume flow between the cathode circuit and the anode circuit.

Abstract: A method is provided for producing organic electrical layers having organic emitters that are phosphorescent at room temperature. Organic fluorescent emitters, together with organic complex ligands containing metal complexes, and at least one heavy main group metal, selected from the group comprising In, Tl, Sn, Pb, Sb and Bi, are deposited jointly inside a layer, and the heavy main group metal changes its coordination sphere by receiving the organic fluorescent emitter.

Abstract: Various embodiments include a method for producing a gas diffusion electrode comprising a metal M selected from Ag, Au, Cu and mixtures and/or alloys, the method comprising: providing a copper-, silver- and/or gold-containing starting material comprising at least one alkaline earth metal-copper, alkaline earth metal-silver and/or alkaline earth metal-gold phase, where the alkaline earth metal is selected from the group consisting of: Mg, Ca, Sr, and Ba; introducing the starting material into a solution having a pH of less than 5 and reacting to give a catalyst material; removing and washing the catalyst material; and processing the catalyst material to form a gas diffusion electrode.

Abstract: An organic electronic device having a charge carrier generation layer is disclosed. In an embodiment an organic electronic device includes a first organic functional layer stack, a second organic functional layer stack and a charge carrier generation layer arranged therebetween, the charge carrier generation layer including an n-conducting region, an organic p-doped region and an intermediate region arranged therebetween, wherein the organic p-doped region has as a p-type dopant a fluorinated sulfonimide metal salt.

Abstract: Various embodiments include a gas diffusion electrode comprising: a metal M selected from the group consisting of: Ag, Au, Cu, and Pd; a binder; hydrophilic and hydrophobic pores and/or channels; and an anion transport material in the pores and/or channels.

Abstract: The invention relates to a method for converting carbon dioxide and water, wherein the electrolyte comprises a proton sponge which serves to accumulate CO2 in the electrolyte. The invention further relates to a corresponding use of a proton sponge and to an electrolyte comprising at least one proton sponge.

Abstract: Various embodiments include an electrolysis cell comprising: a cathode space housing a cathode; a first ion exchange membrane including an anion exchanger and adjoining the cathode space; an anode space housing an anode; a second ion exchange membrane including a cation exchanger and adjoining the anode space; and a salt bridge space disposed between the first ion exchange membrane and the second ion exchange membrane. The cathode comprises: a gas diffusion electrode having a porous bound catalyst structure of a particulate catalyst on a support; a coating of a particulate catalyst on the first and/or second ion exchange membrane; and a porous conductive support impregnated with a catalyst.