Abstract: A radiation-collecting device includes at least one radiation-collecting element and a scattering layer placed, in relation to the element, on that side on which the radiation is incident on the device. The scattering layer has a transparent fibrous structure and a transparent medium for encapsulating the fibers of the fibrous structure, the absolute value of the difference between the refractive index of the fibers of the fibrous structure and the refractive index of the encapsulating medium being equal to or greater than 0.05.

Abstract: A substrate bearing, on one main face, a composite electrode, which includes an electroconductive network formed from strands made of an electroconductive material based on a metal and/or a metal oxide, and having a light transmission of at least 60% at 550 nm, the space between the strands of the network being filled by a material referred to as an insulating fill material. The composite electrode also includes an electroconductive coating covering the electroconductive network, and in electrical connection with the strands and in contact therewith, having a thickness greater than or equal to 40 nm, of resistivity ?1 less than 105 ?·cm and greater than the resistivity of the network, the coating forming a smoothed outer surface of the electrode. The composite electrode additionally has a sheet resistance less than or equal to 10?/?.

Abstract: A laminated windshield incorporating a head up display device and a device displaying an image on such a laminated windshield. The windshield includes an assembly of two transparent sheets of inorganic glass or of an impact-resistant organic material of polycarbonate PC type, connected together by an insert of a thermoformable material or by a multilayer leaf incorporating such an insert, and at least one layer of at least one luminophore material chosen to respond to an exciting incident light wave in the ultraviolet or IR region by re-emitting light radiation in the visible region, the layer being positioned on the windshield, at an angle of vision of a driver, in a region of a layer of opaque material disposed on at least one of edges of the windshield.

Abstract: The invention relates to a method for obtaining an external covering of a photovoltaic device, said covering being constituted by a glass substrate having texturing in the form of at least one row of grooves that are mutually parallel and preferably spaced by a regular distance d, said method being characterized in that there is used, for the impression of said texturing, texturing means incorporating reliefs whose spacing is different from the distance d between two rows of grooves on the glass substrate. The invention also relates to a substrate or to a photovoltaic module incorporating a substrate that can be obtained by application of the preceding method.

Abstract: The invention relates to a substrate for an organic light-emitting device especially a transparent glass substrate, which includes, on a first main face a bottom electrode film the electrode film being formed from a thin-film multilayer coating comprising, in succession, at least a contact layer based on a metal oxide and/or a metal nitride; a metallic functional layer having an intrinsic electrical conductivity property; an overlayer based on the metal oxide and/or a metal nitride, especially for matching the work function of said electrode film, said substrate including a base layer, the base layer covering the main face.

Abstract: The present invention relates to an organic light-emitting device including a substrate, a first electrode and a second electrode on one face of the substrate, at least the first electrode being semitransparent or transparent; and an organic electroluminescent layer sandwiched between the first and second electrodes, the first electrode including a diffusing electroconductive layer having a haze of 2% or higher which is on the side where light emitted by the device is output.

Abstract: An electroconductive layer (2) designed to be combined with a substrate having a glass function, said layer (2) being composed of a metal grid (9), characterized in that the metal grid (9) consists of a pure metal and in that it is coated with at least one electrochemical protection layer (10), especially a metal layer or a metal nitride layer.

Abstract: An encapsulated light-emitting device including a light-emitting system including an electroluminescent active layer positioned on a protective substrate and between two electrodes, a protective cover for the electroluminescent layer, attached to the substrate, a sealant sealing against liquid water and water vapor, a surround over the circumference of the device, made of at least one metal part or made of at least one plastic or glass part having a metal portion, the metal part or metal portion being used at least for a first electrical connection to one of the electrodes, or including at least one electroconductive layer deposited over one of the edges of the side of the substrate or of the cover and jutting out, between the surround and the substrate or the cover, for a first electrical connection to one of the electrodes.

Abstract: A substrate bearing, on one main face, a composite electrode, which includes an electroconductive network which is a layer formed from strands made of an electroconductive material based on a metal and/or a metal oxide, and having a light transmission of at least 60% at 550 nm, the space between the strands of the network being filled by an electroconductive fill material. The composite electrode also includes an electroconductive coating, which may or may not be different from the fill material, covering the electroconductive network, and in electrical connection with the strands, having a thickness greater than or equal to 40 nm, of resistivity ?1 less than 105 ?·cm and greater than the resistivity of the network, the coating forming a smoothed outer surface of the electrode. The composite electrode additionally has a sheet resistance less than or equal to 10?/?.

Abstract: A radiation-collecting device includes at least one radiation-collecting element and a scattering layer placed, in relation to the element, on that side on which the radiation is incident on the device. The scattering layer has a transparent fibrous structure and a transparent medium for encapsulating the fibers of the fibrous structure, the absolute value of the difference between the refractive index of the fibers of the fibrous structure and the refractive index of the encapsulating medium being equal to or greater than 0.05.

Abstract: A substrate for an organic light-emitting device, especially a transparent glass substrate, which includes, on a first main face, a bottom electrode film, the electrode film being formed from a thin-film multilayer coating comprising, in succession, at least: a contact layer based on a metal oxide and/or a metal nitride; a metallic functional layer having an intrinsic electrical conductivity property; an overlayer based on the metal oxide and/or a metal nitride, especially for matching the work function of said electrode film, said substrate including a base layer, said base layer covering said main face.

Abstract: An electrochromic device, with controlled transparency, for example of electrically controllable type, including between a transparent carrier substrate and a counter-substrate, at least one stack of functional layers, the outermost layers of which include electroconductive layers, the conductivity of at least one electroconductive layer not in contact with the carrier substrate being reinforced by a network of conductive elements in contact with this layer. The network includes a mesh, for which the area of the intermesh free space is substantially between 0.04 mm2 and 0.16 mm2 or in a vicinity of 0.09 mm2.

Abstract: A solar roofing panel includes at least one photovoltaic device, including a front structure and a rear structure, and at least one solar collector capable of delivering hot water, including a front structure and a rear structure. The respective front structures of the photovoltaic device and of the solar collector include glass substrates forming a cover that has an upper face, to face an external environment, and an opposed inner face, the respective rear structures of the photovoltaic device and of the solar collector being placed beneath the cover, facing the inner face. The glass substrates have no metal frames and are joined together, or are separated by other transition glass substrates, so as to form a uniform unitary glass cover.

Abstract: A solar collector includes a first wall and a second wall facing one another, which between them delimit a housing, the first wall being transparent and intended to face in the direction of the solar radiation incident upon the collector, and an absorption device for absorbing the energy derived from the solar radiation and positioned in the housing, the absorption device including at least one pipe through which a heat-transfer fluid flows. In addition, the collector includes at least one transparent spacer arranged between the first wall and the absorption device in the region of the pipe.

Abstract: The invention relates to a method for producing a thin-film solar cell with a photoactive layer (100) that has, on the front side, an electrode (104) optically transparent in the range of visible light, wherein an electrically conductive network (110) of conductor tracks is applied on the rear side and/or the front side of the photoactive layer (100), which network, macroscopically seen, is transparent in the range of visible light.

Abstract: A solar roofing panel includes at least one photovoltaic device, including a front structure and a rear structure, and at least one solar collector capable of delivering hot water, including a front structure and a rear structure. The respective front structures of the photovoltaic device and of the solar collector include glass substrates forming a cover that has an upper face, to face an external environment, and an opposed inner face, the respective rear structures of the photovoltaic device and of the solar collector being placed beneath the cover, facing the inner face. The glass substrates have no metal frames and are joined together, or are separated by other transition glass substrates, so as to form a uniform unitary glass cover.

Abstract: A laminated windshield incorporating a head up display device and a device displaying an image on such a laminated windshield. The windshield includes an assembly of two transparent sheets of inorganic glass or of an impact-resistant organic material of polycarbonate PC type, connected together by an insert of a thermoformable material or by a multilayer leaf incorporating such an insert, and at least one layer of at least one luminophore material chosen to respond to an exciting incident light wave in the ultraviolet or IR region by re-emitting light radiation in the visible region, the layer being positioned on the windshield, at an angle of vision of a driver, in a region of a layer of opaque material disposed on at least one of edges of the windshield.

Abstract: An electrochromic device, with controlled transparency, for example of electrically controllable type, including between a transparent carrier substrate and a counter-substrate, at least one stack of functional layers, the outermost layers of which include electroconductive layers, the conductivity of at least one electroconductive layer not in contact with the carrier substrate being reinforced by a network of conductive elements in contact with this layer. The network includes a mesh, for which the area of the intermesh free space is substantially between 0.04 mm2 and 0.16 mm2 or in a vicinity of 0.09 mm2.

Abstract: A substrate bearing, on one main face, a composite electrode, which includes an electroconductive network formed from strands made of an electroconductive material based on a metal and/or a metal oxide, and having a light transmission of at least 60% at 550 nm, the space between the strands of the network being filled by a material referred to as an insulating fill material. The composite electrode also includes an electroconductive coating covering the electroconductive network, and in electrical connection with the strands and in contact therewith, having a thickness greater than or equal to 40 nm, of resistivity ?1 less than 105 ?.cm and greater than the resistivity of the network, the coating forming a smoothed outer surface of the electrode. The composite electrode additionally has a sheet resistance less than or equal to 10?/?.

Abstract: A substrate bearing, on one main face, a composite electrode, which includes an electroconductive network which is a layer formed from strands made of an electroconductive material based on a metal and/or a metal oxide, and having a light transmission of at least 60% at 550 nm, the space between the strands of the network being filled by an electroconductive fill material. The composite electrode also includes an electroconductive coating, which may or may not be different from the fill material, covering the electroconductive network, and in electrical connection with the strands, having a thickness greater than or equal to 40 nm, of resistivity ?1 less than 105 ?·cm and greater than the resistivity of the network, the coating forming a smoothed outer surface of the electrode. The composite electrode additionally has a sheet resistance less than or equal to 10?/?.