Abstract: The present disclosure relates to a luminous means having a cap and an outer bulb in which LEDs are arranged on a flat multilayer substrate which is constructed, at least in regions, from at least two substrate layers between two outside surfaces which are opposite one another, wherein the at least two substrate layers are formed from a flat substrate sheet which is laid back on itself, and wherein the LEDs are mounted on a side surface of the substrate sheet, which at least proportionally forms the two outside surfaces of the multilayer substrate in each case on account of the substrate sheet being laid back, in such a manner that at least one of the LEDs is mounted in each case on both of the two outside surfaces of the multilayer substrate.

Abstract: The present invention relates to a lighting means comprising at least two LEDs mounted on opposite sides of a flat printed circuit board, said printed circuit board being combined with a reflector which is free of LEDs, a part of the light emitted by each LED being reflected by the reflector to homogenize the light distribution generated by the lighting means, and specifically in each case with a directional component parallel to a surface direction of the flat printed circuit board.

Abstract: A method for producing a barrier layer and a carrier body including such a barrier layer are disclosed. In an embodiment the method includes providing a carrier body including a polymer film having at least one polymer, drying the barrier interface, exposing the barrier interface to one reagent gas, or to a plurality of reagent gases which do not chemically react with each other, so that the at least one reagent gas chemically reacts with the at least one polymer at least inside the polymer film in at least one chemical reaction thereby forming the barrier layer, and removing at least one product gas of the at least one chemical reaction.

Abstract: A luminous means is disclosed, the luminous means having LEDs on a substrate, an outer bulb in which the substrate having the LEDs is arranged, and a cap, wherein at least two partial surfaces of the substrate are folded out with respect to the remaining substrate around a bridge area in each case, via which the particular partial surface is connected to the remaining substrate, and are thus set obliquely with respect to the remaining substrate which is flat per se, wherein, for each side surface of the remaining substrate, which side surfaces are opposite one another with respect to a thickness direction of the remaining substrate, at least one partial surface is folded out in each case, and wherein at least one of the LEDs is arranged on each of the partial surfaces.

Abstract: The present invention relates to a luminous means comprising an enveloping bulb, a base, a first LED and a second LED, which are assembled on a planar printed circuit board, to be precise on the opposite side thereof in relation to a thickness direction, wherein a first diverging lens is mounted on the first side of the printed circuit board in a manner assigned to the first LED and a second diverging lens is mounted on the second side of the printed circuit board in a manner assigned to the second LED for the purposes of homogenizing the light distribution generated by the luminous means, and the light emitted by the respective LED has a widened luminous intensity distribution downstream of the respective diverging lens in comparison with upstream of the respective diverging lens.

Abstract: An illuminant with at least two LEDs mounted on mutually opposite sides of a support plate and a reflection surface formed as a concave mirror, in which concave mirror the LEDs are arranged, wherein a housing part of the illuminant made of a transparent housing material is provided, which housing part at the same time forms an in relation to the main propagation direction lateral external surface of the illuminant and supports a reflecting layer forming the reflection surface at an internal surface opposite to the external surface.

Abstract: The present invention relates to a luminous means (1) comprising an enveloping bulb (3), a base (4), a first LED (21a) and a second LED (21b), which are assembled on a planar printed circuit board (2), to be precise on the opposite sides (20) thereof in relation to a thickness direction, wherein a first diverging lens (5a) is mounted on the first side (20a) of the printed circuit board (2) in a manner assigned to the first LED (21a) and a second diverging lens (5b) is mounted on the second side (20b) of the printed circuit board (2) in a manner assigned to the second LED (21b) for the purposes of homogenizing the light distribution generated by the luminous means (1), and the light emitted by the respective LED (21) has a widened luminous intensity distribution downstream of the respective diverging lens (5) in comparison with upstream of the respective diverging lens (5).

Abstract: The present invention relates to a lighting means (71) comprising at least two LEDs (3) mounted on apposite sides (21a, b) of a flat printed circuit board (1), said printed circuit board (1) being combined with a reflector (2) which is free of LEDs, a part of the light emitted by each LED (3) being reflected by the reflector (2) to homogenize the light distribution generated by the lighting means (71), and specifically in each case with a directional component parallel to a surface direction (24) of the flat printed circuit board (1).

Abstract: The present invention relates to a luminous means (1) having a cap (6) and an outer bulb (5) in which LEDs (3) are arranged on a flat multilayer substrate (2) which is constructed, at least in regions, from at least two substrate layers (81) between two outside surfaces (4) which are opposite one another, wherein the at least two substrate layers (81) are formed from a flat substrate sheet (21) which is laid back on itself, and wherein the LEDs (3) are mounted on a side surface (84) of the substrate sheet (21), which at least proportionally forms the two outside surfaces (4) of the multilayer substrate (2) in each case on account of the substrate sheet (21) being laid back, in such a manner that at least one of the LEDs (3) is mounted in each case on both of the two outside surfaces (4) of the multilayer substrate (2).

Abstract: The present invention relates to a luminous means (1) having LEDs (23) on a substrate (2), an outer bulb (3) in which the substrate (2) having the LEDs (23) is arranged, and a cap (4), wherein at least two partial surfaces (2a) of the substrate (2) are folded out with respect to the remaining substrate (2b) around a bridge area (25) in each case, via which the particular partial surface (2a) is connected to the remaining substrate (2b), and are thus set obliquely with respect to the remaining substrate (2b) which is flat per se, wherein, for each side surface of the remaining substrate (2b), which side surfaces are opposite one another with respect to a thickness direction of the remaining substrate (2b), at least one partial surface (2a) is folded out in each case, and wherein at least one of the LEDs (23) is arranged on each of the partial surfaces (2a).

Abstract: A lamp includes a tubular glass bulb with open end sides, at least one elongate carrier, inserted into the glass bulb, for at least one light strip, at least one elastic diffuser layer which is introduced into the glass bulb, and two bases which are fitted onto the open end sides of the glass bulb. The at least one light strip has a strip-shaped circuit board with a front-side conduction structure and with at least one semiconductor light source which is electrically connected thereto. The conduction structure is electrically connected to at least one of the bases. The at least one diffuser layer arches over the at least one semiconductor light source and the at least one conduction structure in a contact-free fashion at least over a length between the bases. The at least one diffuser layer is latched to the at least one carrier.

Abstract: A method for producing a barrier layer and a carrier body including such a barrier layer are disclosed. In an embodiment the method includes providing a carrier body including a polymer film having at least one polymer, drying the barrier interface, exposing the barrier interface to one reagent gas, or to a plurality of reagent gases which do not chemically react with each other, so that the at least one reagent gas chemically reacts with the at least one polymer at least inside the polymer film in at least one chemical reaction thereby forming the barrier layer, and removing at least one product gas of the at least one chemical reaction.

Abstract: An illuminant with at least two LEDs mounted on mutually opposite sides of a support plate and a reflection surface formed as a concave mirror, in which concave mirror the LEDs are arranged, wherein a housing part of the illuminant made of a transparent housing material is provided, which housing part at the same time forms an in relation to the main propagation direction lateral external surface of the illuminant and supports a reflecting layer forming the reflection surface at an internal surface opposite to the external surface.

Abstract: A lamp includes a tubular glass bulb with open end sides, at least one elongate carrier, inserted into the glass bulb, for at least one light strip, at least one elastic diffuser layer which is introduced into the glass bulb, and two bases which are fitted onto the open end sides of the glass bulb. The at least one light strip has a strip-shaped circuit board with a front-side conduction structure and with at least one semiconductor light source which is electrically connected thereto. The conduction structure is electrically connected to at least one of the bases. The at least one diffuser layer arches over the at least one semiconductor light source and the at least one conduction structure in a contact-free fashion at least over a length between the bases. The at least one diffuser layer is latched to the at least one carrier.

Abstract: An organic electroluminescent device includes a substrate, a first electrode arranged on the substrate, and a functional organic layer arranged on the first electrode. The functional organic layer is adapted to emit electromagnetic radiation A second electrode is arranged on the functional organic layer. The functional organic layer includes a matrix material and an emitter material. The emitter material is neutral or ionically charged. The emitter material is selected from the group of ionic transition metal complex, neutral transition metal complex, polymer emitter and combinations thereof, wherein the matrix material comprises at least one ionic charge carrier transporting material, wherein the ionic charge carrier transporting material is selected from the group of electron-transporting material, hole-transporting material, ambipolar-transporting material and combinations thereof, and wherein the at least one ionic charge carrier transporting material is ionically charged.

Abstract: Various embodiments may relate to a device for coating substrates. The device includes a reaction space element configured to arrange substrate portions of one or more substrates as opposite outer walls of a reaction space, and a material feed element configured to introduce one or more materials into the reaction space for coating surfaces of the substrate portions which are opposite one another in the reaction space. Various embodiments further relate to a method for coating substrates.

Abstract: An organic electroluminescent device includes a substrate, a first electrode arranged on the substrate, and a functional organic layer arranged on the first electrode. The functional organic layer emits electromagnetic radiation. A second electrode is arranged on the functional organic layer. The functional organic layer includes at least one ionic component and one emitter material having a band gap. The emitter material is selected from the group of ionic transition metal complex, neutral transition metal complex, polymer emitter and combinations thereof. The organic electro-luminescent device is adapted to work in two modes, wherein a pre-biasing mode comprises applying a first voltage being a constant or pulsed value less than and/or equal to the band gap to the first and the second electrode.

Abstract: Various embodiments may relate to a device for the surface treatment of a substrate, including a processing head, which is mounted rotatably about an axis of rotation, and which comprises multiple gas outlets, which are at least partially implemented on a radial outer edge of the processing head.

Abstract: The invention relates to a furnace (1) for producing a discharge lamp, comprising an outer furnace wall. It is characterized by a hollow body (2) that surrounds the outer furnace wall and is provided to receive discharge vessel parts (4, 5) and joints of the same to a discharge vessel (8) for the discharge lamp. The hollow body (2) further comprises a discharge gas supply (9) for flooding with a discharge gas such that a discharge vessel (8) provided in the hollow body (2) is filled with the same. The invention further relates to a production method for discharge lamps comprising such a furnace (1).

Abstract: The present invention relates to a discharge lamp with a floor plate and a roof plate, which is designed for dielectrically impeded discharge, with at least two electrodes of different polarity being allocated to the sections of the discharge space, which is divided by rib-like support elements, with the electrodes located at a distance from the longitudinal support elements.