Class / Patent application number | Description | Number of patent applications / Date published |
427074000 | Photoelectric | 77 |
20080213467 | SOLUTION-BASED FABRICATION OF PHOTOVOLTAIC CELL - An ink for forming CIGS photovoltaic cell active layers is disclosed along with methods for making the ink, methods for making the active layers and a solar cell made with the active layer. The ink contains a mixture of nanoparticles of elements of groups IB, IIIA and (optionally) VIA. The particles are in a desired particle size range of between about 1 nm and about 500 nm in diameter, where a majority of the mass of the particles comprises particles ranging in size from no more than about 40% above or below an average particle size or, if the average particle size is less than about 5 nanometers, from no more than about 2 nanometers above or below the average particle size. The use of such ink avoids the need to expose the material to an H | 09-04-2008 |
20080220152 | Method of making a photovoltaic device with scratch-resistant coating and resulting product - A method of making an anti-reflection coating using a sol-gel process, for use in a photovoltaic device or the like. The method may include the following steps in certain example embodiments: forming a polymeric component of silica by mixing silane(s) with one or more of a first solvent, a catalyst, and water; forming a silica sol gel by mixing the polymeric component with a colloidal silica, and optionally a second solvent; forming a metal oxide sol by mixing silane(s) with a metal oxide, a second catalyst, and a third solvent; forming a combined sol by mixing the metal oxide sol with the silica sol; casting the mixture by spin coating or the like to form a silica and metal oxide containing layer on a substrate; and curing and/or heat treating the layer. This layer may make up all or only part of an anti-reflection coating which may be used in a photovoltaic device or the like. | 09-11-2008 |
20080241356 | PHOTOVOLTAIC DEVICES MANUFACTURED USING CRYSTALLINE SILICON THIN FILMS ON GLASS - A method for fabricating an array of interconnected photovoltaic cells on a single substrate is disclosed. A silicon nitride (SiNx) layer is deposited onto a glass substrate for use as both a diffusion barrier and as an anti-reflection coating (ARC); an n | 10-02-2008 |
20080254203 | SILICON NITRIDE PASSIVATION FOR A SOLAR CELL - A silicon nitride layer may be formed with a suitable refractive index, mass density, and hydrogen concentration so that the layer may serve as an ARC/passivation layer on a solar cell substrate. The silicon nitride layer may be formed on a solar cell substrate by adding a hydrogen gas diluent to a conventional precursor gas mixture during the deposition process. Alternatively, the silicon nitride layer may be formed on a solar cell substrate by using a precursor gas mixture consisting essentially of silane and nitrogen. To improve deposition chamber throughput, the silicon nitride layer may be a dual stack film that includes a low-hydrogen interface layer and a thicker bulk silicon nitride layer. Placing a plurality of solar cell substrates on a substrate carrier and transferring the substrate carrier into the deposition chamber may further enhance deposition chamber throughput. | 10-16-2008 |
20080280030 | SOLAR CELL ABSORBER LAYER FORMED FROM METAL ION PRECURSORS - Methods and devices are provided for forming an absorber layer. In one embodiment, a method is provided comprising of depositing a solution on a substrate to form a precursor layer. The solution comprises of at least one polar solvent, at least one binder, and at least one Group IB and/or IIIA hydroxide. The precursor layer is processed in one or more steps to form a photovoltaic absorber layer. In one embodiment, the absorber layer may be created by processing the precursor layer into a solid film and then thermally reacting the solid film in an atmosphere containing at least an element of Group VIA of the Periodic Table to form the photovoltaic absorber layer. Optionally, the absorber layer may be processed by thermal reaction of the precursor layer in an atmosphere containing at least an element of Group VIA of the Periodic Table to form the photovoltaic absorber layer. | 11-13-2008 |
20080299297 | Array of small contacts for solar cell fabrication - Fabrication of a solar cell using a printed contact mask. The contact mask may include dots formed by inkjet printing. The dots may be formed in openings between dielectric layers (e.g., polyimide). Intersections of overlapping dots may form gaps that define contact regions. The spacing of the gaps may be dictated by the alignment of nozzles that dispense the dots. Using the dots as a contact mask, an underlying dielectric layer may be etched to form the contact regions through the underlying dielectric layer. Metal contact fingers may be formed over the wafer to form electrical connections to corresponding diffusion regions through the contact regions. | 12-04-2008 |
20080305246 | APPARATUS FOR DEPOSITING A UNIFORM SILICON FILM AND METHODS FOR MANUFACTURING THE SAME - Methods and apparatus having a gradient spacing created between a substrate support assembly and a gas distribution plate for depositing a silicon film for solar cell applications are provided. In one embodiment, an apparatus for depositing films for solar cell applications may include a processing chamber, a substrate support disposed in the processing chamber and configured to support a quadrilateral substrate thereon, and a gas distribution plate disposed in the processing chamber above the substrate support, wherein a bottom surface of the gas distribution plate has a perimeter that includes edges and corners, and wherein the corners of the gas distribution plate are closer to the substrate support than the edges of the gas distribution plate. | 12-11-2008 |
20080305247 | Method And Device For Converting Metallic Precursors Into Chalcopyrite Layers Of Cigss Solar Cells - The invention relates to a method and a device for reacting metallic precursors with sulfur and/or selenium to chalcopyrite layers of CIGSS solar cells in a reaction chamber of an RTP furnace. The aim of the invention is to produce thin-layer solar modules. Said aim is achieved by introducing a substrate coated with the precursor as well as an amount of sulfur and/or selenium that is sufficient to carry out the reaction into a sealingly closable reaction box which is provided with at least one discharge valve that can be controlled from outside the reaction chamber. The reaction box is introduced into the reaction chamber of the RTP furnace, the reaction chamber is evacuated, the reaction box is heated to a predetermined temperature in the reaction chamber along with the substrate and is maintained at said temperature for a certain process time, the pressure in the reaction box being measured and being controlled via the at least one discharge valve during the process time. | 12-11-2008 |
20080311284 | Method For Manufacturing Organic Electroluminescence Device - One embodiment of the present invention is a method for manufacturing an organic electroluminescence device, including forming an organic light emitting layer by a relief printing method, the method including transferring an organic light emitting material ink from an ink supplier to a printing plate, and subsequently transferring the organic light emitting material ink from the printing plate to a substrate, wherein a solvent of the organic light emitting material ink comprises a solvent having a vapor pressure over 500 Pa at 20-25 degrees Celsius, and wherein the time between the reception of the ink by the printing plate and the transfer of the ink to the substrate is equal to or less than 5 seconds. | 12-18-2008 |
20090017193 | Method for Producing Series-Connected Solar Cells and Apparatus for Carrying Out the Method - The invention relates to a method and an apparatus for producing series-connected solar cells, wherein the method comprises the following steps: a substrate is introduced into at least one deposition chamber, at least one material layer is deposited on the substrate or a material layer which has already been applied in the deposition chamber, where in the substrate is applied to a bearing surface, which is curved in the direction of a depositing device, in the deposition chamber, wherein the substrate is flexible and is mechanically prestressed or is curved in a manner corresponding to the bearing surface and the applied layer is patterned using at least one tensioned wire which rests against the substrate, which has been applied to the curved bearing surface, with a defined force and shades the applied material layer or the substrate from the depositing device and thus patterns the material layer to be applied. | 01-15-2009 |
20090029033 | Method of manufacturing thin-film based PV modules - A method of manufacturing thin-film-base PV module includes the steps of slidably loading one or more glass substrates in a standing manner into a stationary deposition chamber in a fully automatic manner by guiding the bottom peripheral edges of the glass substrates along transferring tracks; administering the glass substrates through a deposition process within the deposition chamber to form the PV modules; and slidably unloading the PV modules from the deposition chamber in a fully automatic manner by guiding the bottom peripheral edges of the PV modules along the transferring tracks. | 01-29-2009 |
20090041930 | Process for Preparing a Metal Film on a Substrate - The invention provides a process for preparing a metal film on a substrate for use in a solar cell, comprising the steps of: (a) depositing a film of a metal oxide on a substrate by means of a gas phase deposition process, which metal is selected from the group consisting of Mo, V, W, Pd, Ta, Nb and Cr; and (b) reducing the metal oxide on the substrate into the corresponding metal by contacting the film of the metal oxide with a reducing gas at a temperature in the range of from 300 to 1500° C. The invention further provides a substrate onto which a metal film is applied, which metal film is obtainable by the process according to the invention, and a solar cell comprising such a substrate. | 02-12-2009 |
20090053397 | Device and a method for applying an even, thin fluid layer to substrates - A device for applying an even, thin fluid layer, in particular a phosphoric acid layer, onto substrates, in particular silicon cells for photovoltaic application, is provided with a process chamber, which is provided with a fluid pan and a high-frequency ultrasound device that converts the fluid into fluid mist, and with a transport device that is arranged beneath a fluid-mist dropping shaft of the process chamber for the substrates. To create a device of this type, which permits an application of the fluid onto the silicon cells in question that is substantially more homogeneous regarding both surface area and volume, the fluid-mist dropping shaft of the process chamber tapers in its interior cross-section towards the transport device and discharges into a passage shaft arrangement for the substrates that covers the transport device, and the interior cross-section of the orifice end of the fluid-mist dropping shaft and of the passage shaft arrangement are coordinated with each other, preferably being essentially identical. | 02-26-2009 |
20090053398 | SOLAR CELL MANUFACTURING METHOD - According to a solar cell manufacturing method of an embodiment, in a process of forming a surface protection layer by transferring a resin material applied to a cylindrical surface of a cylindrical blanket, to a light receiving surface of a solar cell substrate, the blanket is rotated on the light receiving surface of the solar cell substrate in a first direction in which the multiple thin wire electrodes extend. | 02-26-2009 |
20090074953 | Lithium cell cathode - A primary cell having an anode comprising lithium and a cathode comprising iron disulfide (FeS | 03-19-2009 |
20090092744 | Roll to Roll Evaporation Tool for Solar Absorber Precursor Formation - An evaporation tool for forming a dopant structure on a front surface of a continuous workpiece, wherein the front surface includes a precursor layer to form Group IBIIIAVIA absorbers for solar cells and the dopant structure is used to introduce dopants into the precursor layer. The tool includes at least a first vapor source station to deposit a Group VIA material, such as Se, and a second vapor station to deposit a dopant material, such as Na, onto the continuous workpiece. A moving assembly of the tool holds and moves the continuous workpiece within the tool by feeding the continuous workpiece from a first end and taking up from a second end of the tool. A support assembly of the tool contacts a back surface of the continuous workpiece to remove the heat from and apply tension to the continuous workpiece during the process. | 04-09-2009 |
20090092745 | Dopant material for manufacturing solar cells - One embodiment relates to a dopant material for manufacturing solar cells. The dopant material includes a primary carrier and a dopant system. The primary carrier is a solid at a lower temperature, a liquid at an elevated temperature, and decomposes at a third temperature higher than the elevated temperature. The dopant material is dispensible in a controlled manner at the elevated temperature to a defined area of a silicon substrate at the lower temperature. The dopant system includes a dopant carrier and dopant source. The dopant source is stable at the third temperature. Other embodiments, aspects and features are also disclosed. | 04-09-2009 |
20090092746 | PHOTOREFRACTIVE COMPOSITIONS WITH NANOPARTICLES - Described herein are photorefractive compositions and devices incorporating such compositions. The photorefractive composition comprises a polymer and metal-containing nanoparticles. The polymer comprises a charge transport component and a non-linear optical component which provides non-linear optical functionality. Optionally, the composition can further comprise at least one agent which inhibits agglomeration of the nanoparticles, as well as other components such as sensitizers and plasticizers. The photorefractive compositions demonstrate very good phase stabilities and substantially no haziness, even after several months. Furthermore, the addition of the metal compound nanoparticles to the polymer increases the photorefractive response time and grating formation speed when compared to similar compositions that do not contain the nanoparticles. | 04-09-2009 |
20090110808 | MOLTEN METAL SPRAYING FOR METALLIZATION APPLICATION IN SOLAR CELLS - The present invention provides a method of making back side contacts and back surface fields in photovoltaic devices such as silicon solar cells. According to one aspect, the process of the present invention is a non-contact process, overcoming many of the problems of the prior art. According to certain aspects, molten aluminum is used to form the contact regions as opposed to the screen printing process of the prior art. According to additional aspects, the process can be used to form the distributed point contacts and localized back surface fields for dielectric passivated back surface. According to still further aspects, molten aluminum spray and/or atomization is used for the back side metallization. | 04-30-2009 |
20090110809 | HOVER CUSHION TRANSPORT FOR WEBS IN A WEB COATING PROCESS - The invention relates to devices and apparatus for web guiding and cooling of webs during thin-film forming. A guiding device for contact-free guiding a web is provided with the device having a surface for facing the web and a multitude of gas outlets disposed in the surface and adapted for providing a hover cushion for the web. Further, an apparatus for coating a web and a method for contact-free guiding a web is provided that comprises moving the web over a surface and emitting a multitude of gas streams from the surface, thereby generating a hover cushion between the surface and the web. Further, a method for producing a thin-film solar cell is provided that comprises a method for contact-free guiding a web according to embodiments described herein. The method for producing a thin-film solar cell further comprises depositing a back contact on the web and depositing a transparent and conductive oxide layer. | 04-30-2009 |
20090155459 | Method of forming active layer of organic solar cell using spray coating method - A method of forming an active layer of an organic solar cell using spray coating is provided. The method includes dissolving at least one material in a solvent to form a solution, preparing a coating material by diluting the solution, and spraying the coating material on a subject for spray coating. The spray coating does not need a vacuum chuck, and thus can be applied to a large-sized substrate, and a roll-to-roll method. | 06-18-2009 |
20090220681 | Method for Production of a Multi-Layered Object - Described is a process for the production of a multi-layer object ( | 09-03-2009 |
20090269487 | PROCESS FOR PRODUCING A SOL-GEL-BASED ABSORBER COATING FOR SOLAR HEATING - Process for producing a solar absorber coating, which comprises the steps: coating of a substrate with a titanium precursor solution to produce a titanium dioxide layer by the sol-gel technique and heat treatment of the coated substrate to pyrolyse and crystallize the layer, characterized in that silver ions are added to the titanium precursor solution prior to coating in such an amount that the heat-treated layer has a proportion by mass of silver in the range from 10% to 80% and pyrolysis and crystallization of the layer are carried out with illumination of the layer with visible light. | 10-29-2009 |
20090324809 | Methods and Apparatus for Providing a Liquid Coating for An Organic Photoconductive Drum - A method of cleaning and coating a used organic photoconductive drum is disclosed. Using this method remanufacturers can reliably reuse certain used organic photoconductive drums which could not be reused without this method. The method comprises providing a used organic photoconductive drum, cleaning the surface of the used organic photoconductive drum, applying a new surface layer comprising a non-volatile non-polar dielectric fluid such as a silicone oil with a viscosity of less than 200 cSt at 40 degrees Celsius. The resulting liquid surface on the used organic photoconductive drum provides wear resistance, and improved electrical characteristics allowing the used organic photoconductive drum to be used at least a second time. | 12-31-2009 |
20100178417 | SYSTEMS, METHODS, DEVICES AND ARRANGEMENTS FOR NANOWIRE MESHES - A variety of methods, devices, systems and arrangements are implemented involving nanowire meshes. One such method is implemented to include synthesizing metal nanowires in a solution containing a structure-directing agent. The metal nanowires are deposited on a substrate to form a sheet of nanowires. The deposited metal nanowires are heated to a temperature less than about 200 degrees Celsius and for a period of time of about 10 minutes to 60 minutes, thereby removing the structure-directing agent and modifying the electrical conductivity and optical transmittance of the sheet of nanowires. | 07-15-2010 |
20100196591 | MODULAR PVD SYSTEM FOR FLEX PV - A system for thin film deposition on a flexible substrate having at least a first deposition region is described. The system includes a first chamber being based on a platform, wherein the first deposition region is within the first chamber, wherein the first chamber has a first support member configuration configured for supporting at least two different substrate guiding systems and wherein one substrate guiding system is supported by the first support member configuration, and wherein the platform is configured for at least two different deposition units and wherein one deposition unit of the at least two different deposition units is enclosed by the first chamber. | 08-05-2010 |
20100209594 | PRINTING ALUMINUM FILMS AND PATTERNED CONTACTS USING ORGANOMETALLIC PRECURSOR INKS | 08-19-2010 |
20100330266 | METHOD OF MANUFACTURING SOLAR BATTERY - A method of manufacturing a solar battery for forming a thin film solar battery is provided in which, when a layered structure of a transparent electrode layer and a metal layer is formed as a back side electrode layer over a surface on a side opposite to a side of incident light of the thin film solar battery, a period is provided in which the transparent electrode layer and the metal layer are simultaneously formed for one substrate. | 12-30-2010 |
20110027462 | FAST DEPOSITION SYSTEM AND METHOD FOR MASS PRODUCTION OF LARGE-AREA THIN-FILM CIGS SOLAR CELLS - Disclosed herein is a fast deposition system and method for mass production of large-area thin-film CIGS solar cells. The fast deposition system includes: a deposition chamber; a plurality of source chambers each coupled at one side thereof to one outer side or both outer sides of the deposition chamber through an opening and closing device, each source chamber including a crucible unit adapted to evaporate a source material; a plurality of effusion nozzle units disposed inside the deposition chamber and detachably engaged with a plurality of crucible units in such a fashion as to fluidically communicate with the crucible units, each of the effusion nozzle units including a plurality of nozzles longitudinally formed at a bottom surface thereof and having an inner space of a predetermined size; and a moving means adapted to forwardly and backwardly move the crucible unit in each of the source chambers. | 02-03-2011 |
20110052796 | METHOD AND DEVICE FOR PRODUCING STOICHIOMETRY GRADIENTS AND LAYER SYSTEMS - A process and a device for coating substrates with a stoichiometric gradient in an in-line coating system include at least two evaporation devices, each with an evaporator tube. The evaporator tubes are implemented so as to be tiltable independently of one another, whereby the transition area of the two vapor lobes can be adapted to the requirements of the gradient profile. Furthermore, the spacing of the evaporator tubes from the substrate and each other can be set. | 03-03-2011 |
20110059230 | METHOD FOR METALIZING SOLAR CELLS, HOT-MELT AEROSOL INK, AND AEROSOL JET PRINTING SYSTEM - The present invention relates to a novel method for applying conductive structures on solar cells, a hot melt aerosol ink being atomised by means of an aerosol jet printing system and being discharged from the printing system in the direction of the solar cell, the printing system being heated at least partially in order to keep low the viscosity of the ink which is used. When impinging on the non-heated substrate (solar cell), the ink solidifies. | 03-10-2011 |
20110059231 | METHODS AND DEVICES FOR PROCESSING A PRECURSOR LAYER IN A GROUP VIA ENVIRONMENT - Methods and devices for high-throughput printing of a precursor material for forming a film of a group IB-IIIA-chalcogenide compound are disclosed. In one embodiment, the method comprises forming a precursor layer on a substrate, the precursor is subsequently processed in a VIA environment. | 03-10-2011 |
20110104365 | Method for Sealing Edge Portion of Double-Layered Product and Apparatus for Sealing Edge Portion of Double-Layered Product - An object of the present invention to make a measure against moisture entry into an edge portion of a double-layered product such as a photovoltaic cell panel or an electronic panel more reliable. A tip end of the coating agent discharge port is arranged to face a part of an edge portion of a double-layered product serving as the work to be coated. An applying nozzle having the slit-shaped coating agent discharge is rotated and driven to allow a direction of the slit-shaped coating agent discharge port changeable as viewed in a planar state. | 05-05-2011 |
20110189384 | THIN-FILM SOLAR CELL MANUFACTURING APPARATUS - A thin-film solar cell manufacturing apparatus includes a film forming chamber that is evacuated to a reduced pressure and forms a film on a substrate using a CVD method; a loading-ejecting chamber that is connected to the film forming chamber via a first opening-closing part and that is switchable between atmospheric pressure and reduced pressure; a first carrier that holds a pre-processed substrate; and a second carrier that holds a post-processed substrate, wherein the loading-ejecting chamber simultaneously stores the first carrier and the second carrier. | 08-04-2011 |
20120027921 | VAPOR DEPOSITION APPARATUS AND PROCESS FOR CONTINUOUS DEPOSITION OF A THIN FILM LAYER ON A SUBSTRATE - An apparatus and process for vapor deposition of a sublimated source material as a thin film on a photovoltaic module substrate are provided. The apparatus includes at least one receptacle disposed in a deposition head. Each receptacle is configured for receipt of a granular source material. A heating system is configured to heat the receptacle(s) to sublimate the source material. A substantially vertical distribution plate is disposed between the receptacle(s) and a substrate conveyed through the apparatus. The distribution plate is positioned at a defined distance from a vertical conveyance plane of a deposition surface of the substrate. The distribution plate comprises a pattern of passages therethrough that distribute the sublimated source material for deposition onto the deposition surface of the substrate. | 02-02-2012 |
20120027922 | TEMPORALLY VARIABLE DEPOSITION RATE OF CdTe IN APPARATUS AND PROCESS FOR CONTINUOUS DEPOSITION - Apparatus is generally provided for vapor deposition of a sublimated source material as a thin film on a photovoltaic module substrate. The apparatus includes a distribution plate disposed below the distribution manifold and at a defined distance above a horizontal conveyance plane of an upper surface of a substrate conveyed through the apparatus. The distribution plate defines a pattern of passages therethrough configured to provide greater resistance to the flow of sublimated source vapors at a first longitudinal end than a second longitudinal end. A process for vapor deposition of a sublimated source material to form thin film on a photovoltaic module substrate is also provided via distributing the sublimated source material onto an upper surface of the substrates through a distribution plate positioned between the upper surface of the substrate and the receptacle. | 02-02-2012 |
20120027923 | SEAL FOR PHOTOVOLTAIC MODULE - A seal can be included in a photovoltaic module to improve reliability and durability. | 02-02-2012 |
20120027924 | Nanodiamond Coatings for Solar Cells - A nanodiamond coating for use on a solar cell, the coating including a nanodiamond material suspended in a liquid, wherein the nanodiamond material has a size range from about | 02-02-2012 |
20120045569 | COATING APPARATUS, METHOD FOR PRODUCING ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER AND METHOD FOR MASS-PRODUCING ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBERS - Provided is a coating apparatus that suppresses the phenomenon in which a semisolid film is retained on the upper-end edge portion of the coating bath even after the circulation of the coating liquid is resumed, resulting in the occurrence of coating defects, and a method for producing an electrophotographic photosensitive member using the coating apparatus. The upper-end portion of the coating bath includes a first upper-end surface, a second upper-end surface that is positioned below the first upper-end surface and has an outer diameter larger than that of the first upper-end surface, and a step surface that interconnects the first upper-end surface and the second upper-end surface. The coating liquid is capable of overflowing from the coating bath, flowing along the second upper-end surface, and flowing while wetting the whole area of the step surface when the circulation is resumed. | 02-23-2012 |
20120114842 | COATED ARTICLE SUPPORTING PHOTOCATALYTIC LAYER AND UV-REFLECTING UNDERLAYER, AND/OR METHOD OF MAKING THE SAME - Certain example embodiments relate to articles supporting photocatalytic layers that also include UV-reflecting unclerlayers, and/or methods of making the same. In certain example embodiments, the inclusion of a UV-reflecting underlayer surprisingly and unexpectedly results in the reduction of dosing time to enable quick activation of the photocatalytic coating. For example, dosing time may be reduced from a few hours to a few minutes or even seconds in certain example embodiments. The UV-reflecting underlayer may be a single-layer coating or a multi-layer stack. | 05-10-2012 |
20120177813 | CHEMICAL ANNEALING METHOD FOR FABRICATION OF ORGANIC THIN FILMS FOR OPTOELECTRONIC DEVICES - There is disclosed a method of coordinating ligands, such as nitrogen-containing ligands to metal centers of metal-containing macrocyclic compounds, such as Magnesium Tetraphenyl Porphyrin (MgTPP) or Zinc Tetraphenyl Porphyrin (ZnTPP). The disclosed method comprises (a) forming an organic film comprising the disclosed metal-containing, macrocyclic compound; and (b) exposing the organic film to a vapor comprising at least one ligand for a time sufficient to coordinate the ligand to metal centers in the metal-containing, macrocyclic compound. There is also disclosed a method for preparing an organic photovoltaic device, such as a solar cell, comprising an ordered crystalline organic film made by the disclosed chemical annealing process. | 07-12-2012 |
20120213917 | TUBE-SHAPED SPUTTERING TARGET - A tube-shaped sputtering target is provided having a carrier tube and an indium-based sputtering material arranged on the carrier tube. The sputtering material has a microstructure having a mean grain size of less than 1 mm, measured as the mean diameter of the grains on the sputtering-roughened surface of the sputtering material. | 08-23-2012 |
20120225196 | APPARATUS FOR GENERATING ELECTRICAL ENERGY AND METHOD FOR MANUFACTURING THE SAME - Disclosed is an apparatus for generating electrical energy that includes; a first electrode, and a second electrode spaced apart from the first electrode, and an energy generation layer disposed between the first electrode and the second electrode, wherein the energy generation layer comprises a photoelectric conversion layer and a plurality of piezoelectric nanowires, and wherein when an external force is applied to at least one of the first electrode and the second electrode, the plurality of piezoelectric nanowires are transformed to generate electrical energy. | 09-06-2012 |
20120237670 | FABRICATING METHOD OF SOLAR CELL - Provided are fabricating methods of a solar cell capable of displaying a predetermined color. The method includes forming a first electrode on a substrate and forming a light-absorbing layer on the first electrode. The light-absorbing layer may have a composition ratio, a content of the amorphous portion, or an energy bandgap controlled to absorb a light with a predetermined wavelength. In addition, selective transmission layers may be formed on and below the light-absorbing layer to control the color displayed by the solar cell. Furthermore, a second electrode may be formed on the light-absorbing layer. | 09-20-2012 |
20120258240 | Methods and apparatuses for roll-on coating - Coating rollers accepting liquid media provide liquid chemicals to substrates for depositing a thin coating layer on the flat substrates, such as semiconductors or panels. The liquid media is cooled to a life-preserving temperature while shielded from the thermal energy heating the substrates to prevent degrading the liquid media. Physical barrier or temperature barrier can be established in vicinities of the rollers to further limit exposing the liquid media to high temperature. | 10-11-2012 |
20120308715 | COATING APPARATUS AND COATING METHOD - A coating apparatus including: a coating part having a nozzle which ejects a liquid material containing an oxidizable metal and a solvent to a substrate; a supplying system which supplies the liquid material to the coating part; and a recycling system which recovers the liquid material from at least one of the supplying system and the coating part, and supplies the recovered liquid material to at least one of the supplying system and the coating part. | 12-06-2012 |
20130122190 | CHEMICAL BATH DEPOSITION SYSTEM AND RELATED CHEMICAL BATH DEPOSITION METHOD - A chemical bath deposition system is used for forming a buffer layer and a ZnO window layer on a back electrode substrate having a photoelectric transducing layer. The chemical bath deposition system includes a first bath tank and a second bath tank. The first bath tank is used for storing a buffer-layer solution. The buffer-layer solution forms the buffer layer on the photoelectric transducing layer when the back electrode substrate is immersed in the buffer-layer solution. The second bath tank is for storing a window-layer solution. The window-layer solution forms the ZnO window layer on the buffer layer when the back electrode substrate is immersed in the window-layer solution. The first bath tank and the second bath tank are in an in-line arrangement. | 05-16-2013 |
20130129915 | COATING NOZZLE, COATING METHOD, AND INNER VOLUME CONTROL VALVE - A coating nozzle includes a nozzle body including an inlet opening for receiving a liquid supplied from a liquid supply valve and an outlet opening, a distribution plate disposed adjacent to the nozzle body and including an elongated bore in fluid communication with the outlet opening, a shim plate disposed adjacent to the distribution plate and including a shim plate cutout communicating with the elongated bore of the distribution plate, and a baffle plate disposed adjacent to the shim plate. At least a portion of the shim plate cutout is located between the first elongated bore and the baffle plate so as to define a multi-face dispensing slot for dispensing the liquid onto at least two faces of the substrate. | 05-23-2013 |
20130243939 | PROCESS FOR ENCAPSULATING A SOLAR CELL IN A POLYMER MATRIX - The present invention relates to a process for producing a solar module comprising one or more solar cell(s) encapsulated in a polymer matrix, wherein the process comprises applying a matrix composition to one or more solar cell(s) such that the one or more solar cell(s) is/are surrounded by a continuous layer of matrix composition and polymerizing the matrix composition in order to form a polymer matrix encapsulating the one or more solar cell(s), wherein the matrix composition is a structurally viscous liquid which comprises a polymerizable compound for forming the matrix and has a yield point, and to the thus obtainable solar modules. | 09-19-2013 |
20130337152 | Hydrogen-treated Semiconductor Metal Oxides for Photoelectrical Water Splitting - A method of electrode hydrogenation for photoelectrochemical (PEC) water oxidation is provided that includes annealing a PEC electrode in air, and annealing the PEC electrode in hydrogen to form a hydrogenated-PEC electrode, where PEC performance is improved by enhancing charge transfer and transport in the hydrogenated-PEC electrode. | 12-19-2013 |
20140113068 | METHOD OF FABRICATING LIGHT EXTRACTION SUBSTRATE FOR ORGANIC LIGHT-EMITTING DIODE - A method of fabricating a light extraction substrate for an organic light-emitting diode (OLED) with which the scattering distribution of light that is emitted from the OLED can be artificially controlled. The method includes the step of forming a light extraction layer by depositing an inorganic oxide at least twice on a base substrate, thereby controlling a structure of a texture formed on a surface of the light extraction layer. | 04-24-2014 |
20140295062 | APPARATUS AND METHOD OF MANUFACTURING RADIATION DETECTION PANEL - According to one embodiment, an apparatus of manufacturing a radiation detection panel, includes an evaporation source configured to evaporate a scintillator material and emit the scintillator material vertically upward, a holding mechanism located vertically above the evaporation source, and holding a photoelectric conversion substrate, and a heat conductor arranged opposite to the holding mechanism with a gap. | 10-02-2014 |
20140322434 | METHODS FOR PRODUCING ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER AND ORGANIC DEVICE EACH HAVING CHARGE TRANSPORTING LAYER - A method for producing an electrophotographic photosensitive member has a charge transporting layer, including preparing a first solution containing a specified first liquid, a charge transporting substance and a binder resin, preparing a second solution containing a specified second liquid and water, preparing an emulsion from the first and second solutions, forming the emulsion coating, and heating the coat to form the charge transporting layer, and a method for producing an organic device has a charge transporting layer, including preparing a first solution containing a specified first liquid and a charge transporting substance, preparing a second solution containing a specified second liquid and water, preparing an emulsion from the first and second solutions, forming the emulsion coating, and heating the coat to form the charge transporting layer are used. | 10-30-2014 |
20140329004 | Method Of Fabricating Light Extraction Substrate For OLED - A method of fabricating a light extraction substrate for an OLE) by which the flatness of the light extraction substrate for an OLED can be increased. Particles of a first metal oxide and a sol of a second metal oxide are inputted and mixed into an organic solvent. A base substrate is coated with a mixture of the first and second metal oxides and the organic solvent. A resultant coating film on the base substrate is heat-treated. The coating film is coated with the second metal oxide to form a metal oxide thin film on the base substrate. In the metal oxide thin film, the particles of the first metal oxide are impregnated in a matrix of the second metal oxide. | 11-06-2014 |
20150079275 | SPRAY GUN FOR COATING, SPRAY COATING DEVICE, AND METHOD FOR PRODUCING ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR - A spray gun, which contains: a coating liquid nozzle configured to discharge a coating liquid from an outlet; and a flow channel forming member configured to surround an outer perimeter surface of the coating liquid nozzle to form an air flow channel, through which atomizing air passes, between the outer perimeter surface of the coating liquid nozzle and the flow channel forming member, wherein the spray gun is configured to atomize the coating liquid with the atomizing air to spray the atomized coating liquid to a coating target, wherein a gap T of the narrowest part of the air flow channel is 0.48 mm or smaller, and wherein a ratio T/L of the gap T to a distance L from the narrowest part to an apical surface at which the outlet of the coating liquid nozzle is open is 0.60 or greater. | 03-19-2015 |
20160075881 | Bi- and Tri- Layer Interfacial Layers in Perovskite Material Devices - Photovoltaic devices such as solar cells, hybrid solar cell-batteries, and other such devices may include an active layer disposed between two electrodes. The active layer may have perovskite material and other material such as mesoporous material, interfacial layers, thin-coat interfacial layers, and combinations thereof. The perovskite material may be photoactive. The perovskite material may be disposed between two or more other materials in the photovoltaic device. Inclusion of these materials in various arrangements within an active layer of a photovoltaic device may improve device performance. Other materials may be included to further improve device performance, such as, for example: additional perovskites, and additional interfacial layers. | 03-17-2016 |
20160085162 | PHOTOCONDUCTOR OVERCOAT HAVING A RADICAL POLYMERIZABLE CHARGE TRANSPORT MOLECULE CONTAINING TWO ETHYL ACRYLATE FUNCTIONAL GROUPS AND URETHANE ACRYLATE RESINS CONTAINING SIX RADICAL POLYMERIZABLE FUNCTIONAL GROUPS - An improved overcoat layer for an organic photoconductor drum of an electrophotographic image forming device is provided. The overcoat layer is prepared from a curable composition including a triphenylamine charge transport containing two ethyl acrylate functional groups and a urethane resin containing six radical polymerizable functional groups. The amount of the triphenylamine charge transport containing two ethyl acrylate functional groups in the curable composition is about 20 to about 80 percent by weight. The amount of the urethane resin containing six radical polymerizable functional groups in the curable composition is about 20 to about 80 percent by weight. This overcoat layer improves wear resistance of the organic photoconductor drum without negatively altering the electrophotographic properties, thus protecting the organic photoconductor drum from damage and ultimately providing a photoconductor with a longer useful life when compared to other organic photoconductors commercially available. | 03-24-2016 |
20160101988 | METHOD TO SYNTHESIZE COLLOIDAL IRON PYRITE (FeS2) NANOCRYSTALS AND FABRICATE IRON PYRITE THIN FILM SOLAR CELLS - Systems and methods are provided for the fabrication and manufacture of efficient, low-cost p-n heterojunction pyrite solar cells. The p-n heterojunction pyrite solar cells can include a pyrite thin cell component, a window layer component, and a top surface contact component. The pyrite thin cell component can be fabricated from nanocrystal paint deposited onto metal foils or microcrystalline pyrite deposited onto foil by chemical vapor deposition. A method of synthesizing colloidal pyrite nanocrystals is provided. Methods of manufacturing the efficient, low-cost p-n heterojunction pyrite solar cells are also provided. | 04-14-2016 |
20160170106 | COLOR TUNING FOR ELECTROPHORETIC DISPLAY DEVICE | 06-16-2016 |
20170232510 | SILVER-COATED COPPER POWDER AND METHOD FOR PRODUCING SAME | 08-17-2017 |
20190143405 | Methods of Fabricating Conductive Thick-Film Pastes of Base Metals with High Conductivity Achieved | 05-16-2019 |
427075000 | Mosaic or nonuniform coating | 13 |
20090061077 | Aerosol Jet (R) printing system for photovoltaic applications - Method and apparatus for depositing multiple lines on an object, specifically contact and busbar metallization lines on a solar cell. The contact lines are preferably less than 100 microns wide, and all contact lines are preferably deposited in a single pass of the deposition head. There can be multiple rows of nozzles on the deposition head. Multiple materials can be deposited, on top of one another, forming layered structures on the object. Each layer can be less than five microns thick. Alignment of such layers is preferably accomplished without having to deposit oversized alignment features. Multiple atomizers can be used to deposit the multiple materials. The busbar apparatus preferably has multiple nozzles, each of which is sufficiently wide to deposit a busbar in a single pass. | 03-05-2009 |
20090169722 | Substrate and collector grid structures for integrated series connected photovoltaic arrays and process of manufacture of such arrays - The invention teaches novel structure and methods for producing electrical current collectors and electrical interconnection structure. Such articles find particular use in facile production of modular arrays of photovoltaic cells. The current collector and interconnecting structures may be initially produced separately from the photovoltaic cells thereby allowing the use of unique materials and manufacture. Subsequent combination of the structures with photovoltaic cells allows facile and efficient completion of modular arrays. Methods for combining the collector and interconnection structures with cells and final interconnecting into modular arrays are taught. | 07-02-2009 |
20090263568 | RAPID GENERATION OF CARBON FILAMENT STRUCTURES OF CONTROLLED GEOMETRIES AT LOW TEMPERATURES - Exemplary embodiments provide methodologies for generating structures of filamentous carbon (or carbon filaments) with controlled geometries. In one exemplary embodiment of forming the carbon filament structure, a metal template can be exposed to a fuel rich gaseous mixture to form a carbon filament structure at an appropriate gas flow and/or at an appropriate temperature on the metal template. The metal template can have one or more metal surfaces with controlled geometries. Carbon filament structures can then be grown on the metal surfaces having corresponding geometries (or shapes) in the growth direction. The carbon filament structure can be two or three dimensional and can have high density. In various embodiments, the metal template can be removed to leave a self-supporting carbon filament structure. | 10-22-2009 |
20090285979 | SOLAR BATTERY AND MANUFACTURING METHOD THEREFOR - When forming an electrode by printing several times, the cross section area of the electrode is increased and the resistance is reduced while more electrode material is required, which leads to a cost up and waste of resources. There is provided a solar cell manufacturing method for forming an electrode of a predetermined pattern by repeating printing on a substrate surface by a predetermined number of times. A mask pattern for printing the entire predetermined pattern is used at least once among the predetermined number of printings while mask patterns, each for printing a part of the predetermined pattern, are used in the other printings, thereby forming the electrode of the predetermined pattern. | 11-19-2009 |
20100021625 | POLYMER THICK FILM SILVER ELECTRODE COMPOSITION FOR USE IN THIN-FILM PHOTOVOLTAIC CELLS - The invention is directed to a polymer thick film silver composition comprising: (a) conductive silver flake (b) organic medium comprising (1) phenoxy organic polymeric binder and (2) organic solvent. The composition may be processed at a time and energy sufficient to remove all solvent. | 01-28-2010 |
20100098840 | METHOD OF MANUFACTURING BACK ELECTRODE OF SILICON BULK SOLAR CELL - A method of manufacturing a back electrode of a silicon bulk solar cell is provided, which includes depositing a passivation layer on a back of a silicon substrate, and then coating a first metal paste on the passivation layer. Thereafter, a first sintering is performed at a high temperature, such that the first metal paste penetrates the passivation layer, joints to the silicon substrate, and diffuses into the back of the silicon substrate. Afterward, a second metal paste is coated on the back of the silicon substrate, and then a second sintering is performed at a low temperature to cure the second metal paste without penetrating the passivation layer, so as to finish the back electrode structure. Therefore, this method can reduce the manufacturing cost and simplify the manufacturing process. | 04-22-2010 |
20100143581 | Micro-Extrusion Printhead With Nozzle Valves - A solar cell extrusion printing system includes a printhead assembly having one or more elongated valve structures that are adjustably disposed adjacent to the outlet orifices of selected nozzle channels, and a valve control device for controlling the position of the valve structures to facilitate controllable ink flow through selected nozzle channels of the printhead assembly during the gridline printing process. The printhead assembly defines an elongated opening (e.g., a slot or hole) that that intersects (i.e., passes through) each of the selected nozzle channels, and an elongated member is movably disposed in the slot and is selectively movable between a first (opened) position, in which the valve structure extrusion material is passed by the valve structure through the nozzle channel and out of the printhead, and a closed position, in which the extrusion material is blocked by the valve structure and prevented from passing through the nozzle channel. | 06-10-2010 |
20110027463 | WORKPIECE HANDLING SYSTEM - A workpiece handling system includes a process chamber configured to support a workpiece for ion implantation, a first mask stored outside the process chamber in a mask station, and a robot system configured to retrieve the first mask from the mask station, and position the first mask upstream of the workpiece so the workpiece receives a first selective implant through the first mask. A method includes storing a first mask outside a process chamber in a mask station, retrieving the first mask from the mask station, positioning the first mask upstream of a workpiece positioned in the process chamber for ion implantation, and performing a first selective implant through the first mask. | 02-03-2011 |
20110268871 | SCREEN-PRINTING METHOD AND METHOD FOR MANUFACTURING THIN-FILM SOLAR CELL - A screen-printing method for forming a screen-printing layer on an object includes following steps. A screen is disposed on the object and ink is applied on the screen. The screen comprises a screen frame, a screen cloth, and an emulsion layer. Each warp and each weft of the screen are respectively parallel with or perpendicular to the screen frame. Each warp is perpendicular to each weft. The emulsion layer having a screen-printing pattern is disposed on the screen. A flood bar is moved along a first direction for covering the screen cloth with the ink. The ink is pressed downward by a scraper and the scraper is moved along a second direction for transferring part of the ink on the object through the screen-printing pattern, wherein a first angle between the scraper and the warps is in a range of 15° to 20° while the scraper is moved. | 11-03-2011 |
20110305824 | PROCESS FOR FORMING AN ELECTROACTIVE LAYER - There is provided a process for vacuum drying. The process includes the steps of: depositing a liquid composition containing a film-forming material and at least one solvent onto a workpiece to form a wet layer; placing the wet layer on the workpiece into a vacuum chamber including a condenser; and treating the wet layer at a controlled temperature in the range of −25 to 80° C. and under an applied vacuum in the range of 10 | 12-15-2011 |
20120027925 | METHOD AND DEVICE FOR PRODUCING SERIALLY CONNECTED SOLAR CELLS - The invention discloses a method and an apparatus for production of series-connected thin-film solar cells on rigid substrates. A semi-finished product having a rigid mount substrate is arranged on a receptacle, and is introduced into a deposition chamber having a deposition device. Furthermore, a masking device having at least one masking means, which is in the form of a strand and is prestressed in the longitudinal direction, is applied to a surface of the semi-finished product facing the deposition device, wherein the masking means which is in the form of a strand preferably has a plurality of filaments which rest on one another. In order to structure a material layer to be deposited, the surface of the semi-finished product is partially shadowed by means of the masking device with respect to the deposition device. | 02-02-2012 |
20150132474 | Micro-Extrusion Printhead With Nozzle Valves - A solar cell extrusion printing system includes a printhead assembly having one or more elongated valve structures that are adjustably disposed adjacent to the outlet orifices of selected nozzle channels, and a valve control device for controlling the position of the valve structures to facilitate controllable ink flow through selected nozzle channels of the printhead assembly during the gridline printing process. The printhead assembly defines an elongated opening (e.g., a slot or hole) that that intersects (i.e., passes through) each of the selected nozzle channels, and an elongated member is movably disposed in the slot and is selectively movable between a first (opened) position, in which the valve structure extrusion material is passed by the valve structure through the nozzle channel and out of the printhead, and a closed position, in which the extrusion material is blocked by the valve structure and prevented from passing through the nozzle channel. | 05-14-2015 |
20150352831 | Screen Printing Apparatus Including Support Bars, And Methods Of Using Same - A method is disclosed for electroforming metal screen. The method deposits photoresist over a mandrel, and then exposes the photoresist with light through a plurality of openings in a photo tool to form hardened resist pillars. Unexposed photoresist is removed without affecting the resist pillars. The method then electroforms the metal screen in areas free of the hardened resist pillars such that the metal screen forms apertures defined by each of the resist pillars, a space between at least two of the resist pillars defining a support bar that forms at a reduced thickness as compared to portions of the metal screen that are not between the resist pillars. Finally, the method detaches the metal screen from the mandrel. | 12-10-2015 |
427076000 | Coating is selenium, tellurium, or compound thereof | 3 |
20090169723 | I-III-VI2 PHOTOVOLTAIC ABSORBER LAYERS - The invention provides a film having a composition Ag | 07-02-2009 |
20090208636 | METHOD FOR PRODUCING LIGHT-ABSORBING LAYER FOR SOLAR CELL - Disclosed herein is a method for producing a light-absorbing layer for a solar cell that is capable of economically and efficiently forming an I-III-VI | 08-20-2009 |
20090214763 | PREPARATION OF THIN FILM FOR SOLAR CELL USING PASTE - A preparation method of a CIS-based or CIGS-based thin film for a light absorption layer of a solar cell, which uses a paste prepared by mixing precursors of Cu, In, Se, and optional Ga in a solvent, minimizes the raw material loss, does not produce a toxic gas during the process, and is suitable for producing a large scale film at a low production cost. | 08-27-2009 |