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Cells

Cells patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

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Photoelectric > Cells



Solar cell interconnection method using a flat metallic mesh
12/11/14 - 20140360563 - An improved method for interconnecting thin film solar cells to form solar cell modules is provided, the method comprising using a flat metallic mesh formed from a thin metallic strip to provide a current collection grid over a thin film solar cell. The method is particularly useful for forming interconnections...

Method of manufacturing solar cell electrode
12/04/14 - 20140352768 - A method of manufacturing a solar electrode comprising steps of: (a) stencil printing a conductive paste onto a front side of a semiconductor substrate through a printing mask comprising, (i) 60 wt % to 95 wt % of a conductive powder, (ii) 0.1 wt % to 10 wt % of...

Method for producing three-dimensional mesoporous titanium dioxide electrode using organic/inorganic hybrid support and dye-sensitized solar cell using the same
11/27/14 - 20140345676 - Disclosed is a method for producing a mesoporous titanium dioxide thin film from a titanium precursor by using a polymer-grafted alumina composite as a support. The porous titanium dioxide thin film is obtained by using the polymer-grafted hybrid alumina composite as a support for sol-gel reaction, and thus it has...

Substrate material of iron-nickel alloy metal foil for cigs solar cells
11/27/14 - 20140345677 - The present invention relates to an exclusive alloy substrate material for CIGS solar cells. Particularly, the present invention provides a substrate material having a thermal expansion coefficient similar to that of a CIGS layer. The substrate material according to the present invention may prevent damage such as interlayer separation due...

Photoelectric conversion element
11/27/14 - 20140345678 - A photoelectric conversion element includes an optically transparent support, a porous semiconductor layer containing fine semiconductor particles and a photosensitizer, a conductive layer, and a counter electrode provided in that order, each of the porous semiconductor layer and the conductive layer contains a carrier-transport material. The porous semiconductor layer includes...

Resin composition, production method therefor, polyethylene terephthalate film, and back sheet for solar cell module
11/20/14 - 20140338734 - A resin composition comprising a polymer obtained by reacting polyethylene terephthalate with polycarbodiimide, wherein the decomposition rate of polycarbodiimide is from 1% to 40%, has a low decomposition rate of carbodiimide. The resin composition is capable of producing a film having excellent hydrolysis resistance....

Active material for counter-electrode, method for preparing same, solar cell counter-electrode using active material for counter-electrode and preparation method thereof
11/13/14 - 20140332066 - Disclosed is an active material for a counter-electrode. The material comprises a carbon aerogel and platinum loaded on the carbon aerogel, the platinum having a mass content of 1% to 5% in the active material for a counter-electrode. The active material for a counter-electrode has a relatively high photoelectric conversion...

Solar cell and method of fabricating the same
11/06/14 - 20140326296 - Disclosed are a solar cell and a method of fabricating the same. The solar cell includes a back electrode layer on a support substrate, a light absorbing layer on the back electrode layer, a buffer layer on the light absorbing layer, and a front electrode layer on the buffer layer....

Solar cell apparatus and method of fabricating the same
10/30/14 - 20140318607 - A solar cell apparatus according to the embodiment includes a support substrate; a back electrode layer on the support layer; a light absorbing layer on the back electrode layer; a first buffer layer having first conductivity on the light absorbing layer; a second buffer layer having second conductivity on the...

Solar cell manufacturing method and solar cell
10/30/14 - 20140318608 - A method of manufacturing a solar cell includes a first center alignment step S10 of setting a substrate center position as a reference position for processing of an impurity implanting step S20 and a second center alignment step S30 of setting a substrate center position as a reference position for...

Aligned networks on substrates
10/02/14 - 20140290724 - Among other things, two networks, one on top of the other, are formed on a substrate based on coating materials containing emulsions or foams. The two networks can be formed of the same material, e.g., a conductive material such as silver, or can be formed of different materials. The coating...

Recovering performance of degraded solar cells with electrical pulses
09/11/14 - 20140251417 - A system and method for recovering performance of a degraded solar cell are provided. The system includes a solar cell having electrodes arranged on opposing sides of an electrolyte and defining a solar cell polarity therebetween and a power source connected to the electrodes. A controller controls the power source...

Method of co-drawing hybrid incompatible materials
08/28/14 - 20140238473 - A method of drawing different materials includes forming a first material into a preform body defining at least one channel extending therethrough having a first cross-sectional area. A first element formed of a second material is inserted into the channel and with the preform body creates a preform assembly. The...

Flame-retardant resin film and solar battery back sheet using the same
08/21/14 - 20140230887 - An object of the present invention is to provide a flame-retardant resin composition having high flame retardancy, and a flame-retardant resin film having high thickness precision and excellent flame retardancy and a solar battery back sheet. The flame-retardant resin film according to the present invention is a flame-retardant resin film...

Composition for manufacturing electrode of solar cell, method of manufacturing same electrode, and solar cell using electrode obtained by same method
08/14/14 - 20140224304 - A composition for manufacturing an electrode of a solar cell, comprising metal nanoparticles dispersed in a dispersive medium, wherein the metal nanoparticles contain silver nanoparticles of 75 weight % or more, the metal nanoparticles are chemically modified by a protective agent having a main chain of organic molecule comprising a...

Multilayered film and method for manufacturing same
08/07/14 - 20140216532 - A multi-layered film, a method of preparing the same and a photovoltaic module are provided. A barrier film having excellent moisture barrier properties can be coated with a fluoropolymer having excellent weather resistance by means of a primer layer including a silane-modified acrylic copolymer, and an interfacial adhesive strength can...

Low thickness cementitious product with elevated surface qualities for non-structural applications, and method for its manufacture
08/07/14 - 20140216533 - Aim of the present invention is to obtain cementitious products having smooth, planar surfaces and low thickness for applications having aesthetic purpose, of integrated architecture or as substrates, for example for a thin-film photovoltaic unit, with controlled curling and surface roughness, manufactured by mould casting of a fluid composition comprising:...

Embedded nanopatterns for optical absorbance and photovoltaics
07/31/14 - 20140209154 - Devices and methods for enhancing optical absorbance and photovoltaics are disclosed. In some embodiments, a light absorbing device comprises a light absorbing material having a front surface and a back surface, and a planar array of nanostructures embedded within the light absorbing material between the front surface and the back...

Process for making silver powder particles with small size crystallites
07/17/14 - 20140196772 - The process for making silver powder particles with small size crystallites uses a combination of gum arabic and maleic acid with the reduction of a silver salt with ascorbic acid, Silver thick film paste containing these silver powder particles can be used in electronic applications to form electrodes for semiconductor...

Optical absorbers
07/03/14 - 20140182665 - Optical absorbers, solar cells comprising the optical absorbers, and methods for making the absorbers are disclosed. The optical absorber comprises a layer comprising a semiconductor having a bandgap of between about 1.0 eV and about 1.6 eV on a substrate. The thickness of the layer is from about 1 to...

Graphene-based material
06/26/14 - 20140174513 - The present invention relates to a transparent chemically functionalized graphene with high electrical conductivity and which is stable in air. It also relates to a method of manufacturing a conductive and transparent graphene-based material....

Solar cell and manufacturing method of the same
06/19/14 - 20140166084 - Disclosed is a solar cell including a substrate, a back electrode layer on the substrate, a light absorbing layer on the back electrode layer, a transparent electrode layer on the light absorbing layer, and an impurity diffusion preventing layer between the substrate and the back electrode layer. The impurity diffusion...

Patterned transparent photovoltaic backsheet
06/05/14 - 20140150854 - A multilayer photovoltaic backsheet comprising a transparent substrate with same polymeric coatings on both sides of the substrate or a different polymeric coating on either side of the substrate. The use of coatings instead of laminated layers provides for a manufacturing process that is faster, has fewer steps, and is...

Photovoltaic element
05/29/14 - 20140144491 - According to the present invention there is provided a photovoltaic element, comprising a photovoltaic laminate; a structural substrate; wherein the photovoltaic element further comprises a plurality of hairs which are arranged to improve adhesion between said photovoltaic laminate and said structural substrate. There is also provided an intermediate product which...

Glass base material
05/29/14 - 20140144492 - Provided is a glass base material having excellent sodium feeding capability as a glass base material for solar cells such as compound semiconductor solar cells. The invention is concerned with a glass base material which is used for solar cells, wherein on at least one surface thereof, a sodium concentration...

Method of increasing the band gap of iron pyrite by alloying with oxygen
04/10/14 - 20140096814 - A method of increasing the band gap of iron pyrite by alloying with oxygen is disclosed. According to one embodiment, a method comprises alloying iron pyrite (FeS2) with oxygen to form an iron pyrite and oxygen alloy (FeS2−xOx). The iron pyrite and oxygen alloy (FeS2−xOx) has a band gap greater...

Conductive member, method of producing the same, touch panel, and solar cell
03/13/14 - 20140069488 - A conductive member including: a base material; and a conductive layer disposed on the base material, wherein the conductive layer includes: a metal nanowire including a metal element (a) and having an average minor axis length of 150 nm or less; and a sol-gel cured product obtained by hydrolyzing and...

Virus film as template for porous inorganic scaffolds
02/20/14 - 20140048126 - Virus multilayers can be used as templates for growth of inorganic nanomaterials. For example, layer-by-layer construction of virus multilayers on functionalized surfaces form nanoporous structures onto which metal particles or metal oxide nanoparticles can be nucleated to result in an interconnected network of nanowires....

Insulating layer provided metal substrate and manufacturing method of the same
02/06/14 - 20140034115 - An insulating layer provided metal substrate, including a metal substrate having a metallic aluminum on at least one surface and a composite structure layer formed of a porous aluminum oxide film provided on the metallic aluminum by anodization and an alkali metal silicate film covering pore surfaces of the porous...

Method for producing cis-based thin film, cis-based thin film produced by the method and thin-film solar cell including the thin film
01/23/14 - 20140020736 - Disclosed is a method for producing a CIS-based thin film based on self-accelerated photoelectrochemical deposition. The method includes 1) mixing precursors of elements constituting a CIS-based compound with a solvent to prepare an electrolyte solution, 2) connecting an electrochemical cell including a working electrode, the electrolyte solution and a counter...

Silver nanowire conductive film and method of fabricating the same
01/23/14 - 20140020737 - Provided are a silver nanowire conductive film coated with an oxidation protection layer and a method for fabricating the same. A silver nanowire conductive film coated with an oxidation protection layer includes: a substrate; silver nanowires disposed on the substrate; and an oxidation protection layer coated on the silver nanowires,...

Switchable solar cell devices
01/09/14 - 20140007927 - Exemplary embodiments provide a solar cell device, and method for forming the solar cell device by integrating a switch component into a solar cell element. The solar cell element can include a solar cell, a solar cell array and/or a solar cell panel. The integrated solar cell element can be...

High efficiency solar cells fabricated by inexpensive pecvd
01/02/14 - 20140000685 - A photovoltaic device includes one or more layers of a photovoltaic stack formed on a substrate by employing a high deposition rate plasma enhanced chemical vapor deposition (HDR PECVD) process. Contacts are formed on the photovoltaic stack to provide a photovoltaic cell. Reduced defect zones are disposed adjacent to contact...

Film stack and process design for back passivated solar cells and laser opening of contact
01/02/14 - 20140000686 - Embodiments of the invention relate to methods for fabricating a passivation layer stack for photovoltaic devices. In one embodiment, the passivation layer stack comprises a first dielectric layer of AlxOy (or SiOx) and a second dielectric layer of SixNy having a refractive index less than 2.1. The passivation layer stack...

Electrode and method of forming the same and electronic device including the same
12/26/13 - 20130340815 - An electrode including a first layer having a sintered product of a metallic glass and a first conductive material, and a second layer including a second conductive material plated using the first layer as a seed layer, a method of manufacturing the same, and an electronic device including the electrode....

Heat-sealing material, laminated body, and solar-cell module using the same
12/26/13 - 20130340816 - The present invention provides an aqueous resin composition that can form a cured resin layer that exhibits high adhesion to a base member and high moisture-heat resistance. The present invention relates to a heat-sealing material including an aqueous urethane resin (A), an aqueous polyolefin resin (B), a cross-linking agent (C),...

High current burn-in of solar cells
12/19/13 - 20130333747 - A method of high reverse current burn-in of solar cells and a solar cell with a burned-in bypass diode are described herein. In one embodiment, high reverse current burn-in of a solar cell with a tunnel oxide layer induces low breakdown voltage in the solar cell. Soaking a solar cell...

Low softening point glass composition, bonding material using same adn electronic parts
12/19/13 - 20130333748 - A low softening point glass composition, which is substantially free from lead, bismuth and antimony and comprises oxides of vanadium, phosphorous, tellurium and iron, a softening point of the composition being 380° C. or lower....

Solar cell and method for manufacturing the same
12/12/13 - 20130327376 - A solar cell includes a first electrode, a second electrode facing the first electrode, an active layer between the first and second electrodes, and an interlayer between the first electrode and the active layer, the interlayer including an amphiphilic fullerene derivative....

System and method for photovoltaic device temperature control while conditioning a photovoltaic device
11/21/13 - 20130306140 - A system and method for applying an electrical bias to a photovoltaic device in a temperature control chamber, in which the temperature of the photovoltaic device is controlled according to a temperature profile. The temperature profile may include at least one hot phase and at least one cool phase....

Cost-efficent high power pecvd deposition for solar cells
11/14/13 - 20130298971 - A method for forming a photovoltaic device includes providing a substrate. A layer is deposited to form one or more layers of a photovoltaic stack on the substrate. The depositing of the amorphous layer includes performing a high power flash deposition for depositing a first portion of the layer. A...

Photoelectric conversion device using tiof2 as semiconductor
11/07/13 - 20130291930 - Use of TiOF2 as semiconductor in a photoelectric conversion device, in particular in a dye-sensitized solar cell. A photoelectric conversion device, in particular a dye-sensitized solar cell, comprising a semiconductor layer containing at least TiOF2. The TiOF2 is preferably used in the form of nanoparticles. Dyes, method(s) of making them,...

Transparent conductive film, electronic device, and method for manufacturing electronic device
10/31/13 - 20130284244 - In addition, the present invention provides an electronic device having the foregoing transparent conductive film and a method for manufacturing an electronic device including forming a photoelectric conversion layer on an anodic layer and sticking the conductive layer of the transparent conductive film and a surface of the photoelectric conversion...

Multi-layered film and photovoltaic module including the same
10/31/13 - 20130284245 - A multi-layered film, a backsheet for photovoltaic modules, a method of manufacturing the same, and a photovoltaic module are provided. The multi-layered film can be configured so that a resin layer including a fluorine-based polymer and an oxazoline group-containing polymer is formed on a substrate. As a result, the resin...

Glass composition for electrode formation and electrode formation material
10/24/13 - 20130276870 - A glass composition for electrode formation includes, as a glass composition expressed in terms of oxides by mass %, 73.1 to 90% of Bi2O3, 2 to 14.5% of B2O3, 0 to 25% of ZnO, 0.2 to 20% of MgO+CaO+SrO+BaO (total content of MgO, CaO, SrO, and BaO), and 0 to...

Flexible substrates, applications of composite layers in solar cells, and solar cells
10/17/13 - 20130269758 - Disclosed is a flexible substrate, including a metal substrate and a composite layer thereon. The composite layer includes polyimide and sodium-containing silica mixed with each other, and the polyimide and the sodium-containing silica have a weight ratio of about 6:4 to 9:1. The silica and the sodium ions of the...

Photovoltaic nanocomposite comprising solution processed inorganic bulk nano-heterojunctions, solar cell and photodiode devices comprising the nanocomposite
10/10/13 - 20130263918 - Photovoltaic nanocomposite and solar cell device including the photovoltaic nanocomposite, where the photovoltaic nanocomposite includes a film of solution processed semiconductor materials having an n-type material selected from n-type quantum dots and n-type nanocrystals, and a p-type material selected from p-type quantum dots and p-type nanocrystals, and where the n-type...

Hybrid metal oxide and method of forming the same, and solar cell including the same
10/10/13 - 20130263919 - According to example embodiments, a hybrid metal oxide having a network structure includes an oxygen atom that is covalently bonded to a first metal and a second metal. At least one of the first metal and the second metal has two or more oxidation states. A solar cell may have...

Solar cell having an emitter region with wide bandgap semiconductor material
09/26/13 - 20130247965 - Solar cells having emitter regions composed of wide bandgap semiconductor material are described. In an example, a method includes forming, in a process tool having a controlled atmosphere, a thin dielectric layer on a surface of a semiconductor substrate of the solar cell. The semiconductor substrate has a bandgap. Without...

Liquid electrolyte-free, solid-state solar cells with inorganic hole transport materials
09/12/13 - 20130233377 - Photovoltaic cells incorporating the compounds A/M/X compounds as hole transport materials are provide. The A/M/X compounds comprise one or more A moieties, one or more M atoms and one or more X atoms. The A moieties are selected from organic cations and elements from Group 1 of the periodic table,...

Solar battery rectangular conductor, method for fabricating same and solar battery lead wire
08/29/13 - 20130220404 - A rectangular conductor for a solar battery and a lead wire for a solar battery, in which warping or damaging of a silicon crystal wafer is hard to occur at the time of bonding a connection lead wire even when a silicon crystal wafer is configured to have a thin...

Process for manufacturing colloidal nanosheets by lateral growth of nanocrystals
08/29/13 - 20130220405 - A process for manufacturing colloidal nanosheet, by lateral growth, on an initial colloidal nanocrystal, of a crystalline semiconductor material represented by the formula MnXy, where M is a transition metal and X a chalcogen. The process includes the following steps: The preparation of a first organic solution, non or barely...

Polyester film, back sheet for solar cell, and solar cell module
08/08/13 - 20130199599 - A polyester film containing (A) a polyester, (B) a monofunctional glycidyl ether compound represented by the following general formula, and (C) a reaction promoter can prevent gelation and can reduce vaporization in forming a film, and is excellent in adhesiveness and weather resistance. In the formula, R1 represents an aliphatic...

Coated glasses having a low sheet resistance, a smooth surface, and/or a low thermal emissivity
07/11/13 - 20130174892 - A glass sheet has an electrically conductive film having a sheet resistance in the range of 9.5 to 14.0 ohms/square; an emissivity in the range of 0.14 to 017 and an absorption coefficient of greater than 1.5×103 cm−1 in the wavelength range of 400-1100 nanometers, and a surface roughness of...

Method of producing anode material and the anode materials thereof
07/04/13 - 20130167913 - The present invention provides a method of producing anode material, and the steps are as follows: TiO2 and NaOH are in the hydrothermal reaction to generate a fibered precursor; acid pickling the fibered precursor to generate a fibered sodium hydroxo titanate (H2Ti3O7.5H2O); disposing the fibered sodium hydroxo titanate on a...

Deposition of photovoltaic thin films by plasma spray deposition
07/04/13 - 20130167914 - In particular embodiments, a method is described for depositing thin films, such as those used in forming a photovoltaic cell or device. In a particular embodiment, the method includes providing a substrate suitable for use in a photovoltaic device and plasma spraying one or more layers over the substrate, the...

Fullerene surfactants and their use in polymer solar cells
06/27/13 - 20130160827 - Fullerene surfactant compounds useful as interfacial layer in polymer solar cells to enhance solar cell efficiency. Polymer solar cell including a fullerene surfactant-containing interfacial layer intermediate cathode and active layer....

Solution-based synthesis of cssni3 thin films
06/06/13 - 20130139872 - This invention discloses a solution-based synthesis of cesium tin tri-iodide (CsSnI3) film. More specifically, the invention is directed to a solution-based spray-coating synthesis of cesium tin tri-iodide (CsSnI3) thin films. This invention is also directed to effective and inexpensive methods to synthesize the thin CsSnI3 films on large-area substrates such...

Paste composition for a solar cell electrode, electrode fabricated using the same, and solar cell including the electrode
06/06/13 - 20130139873 - A paste composition for a solar cell electrode, a solar cell electrode fabricated using the same, and a solar cell including the electrode, the paste composition including a mixture of conductive powders, the mixture of conductive powders including about 30 wt % to about 55 wt % of a first...

Conductive adhesive sheet, method for producing the same, collector electrode, and solar cell module
06/06/13 - 20130139874 - A conductive adhesive sheet includes a conductor layer including a projecting region that projects curvedly toward at least one side in the thickness direction; a low-melting-point metal layer that is formed on at least one surface in the thickness direction of the projecting region; and an adhesive layer formed on...

Semiconductor grain microstructures for photovoltaic cells
05/30/13 - 20130133727 - Photovoltaic structures for the conversion of solar irradiance into electrical free energy. In particular implementations, the novel photovoltaic structures can be fabricated using low cost and scalable processes, such as magnetron sputtering. In a particular implementation, a photovoltaic cell includes a photoactive conversion layer comprising one or more granular semiconductor...

Photoelectric conversion device
05/23/13 - 20130125960 - A photoelectric conversion device configured to contain an electrolyte is disclosed. In one embodiment, the device includes first and second substrates facing each other, wherein first and second electrodes are formed on the first and second substrates, respectively, and an electrolyte inlet formed to pass through at least one of...

Optical passivation film, method for manufacturing the same, and solar cell
05/23/13 - 20130125961 - An optical passivation film includes Tii-xAlxOy:Z, where Z represents a halogen, x is from 0.05 to 0.95, and y is greater than 0. A method for manufacturing the optical passivation film includes preparing a spray solution including an aluminium oxide precursor, a titanium oxide precursor, a halogen solution and a...

Method for manufacturing light absorber layer of bismuth-doped ib-iiia-via compound and solar cell including the same
05/23/13 - 20130125962 - A technique for enhancing the characterization of the light absorber layers and the solar cells employing the light absorber layers are provided. A method for preparing the light absorber layers includes that bismuth-doped IB-IIIA-VIA compounds are synthesized via heating Group IB, Group IIIA and bismuth compound in an atmosphere containing...

Method for preparing solid electrolyte comprising porous thin film and dye-sensitized solar cell using the same
05/16/13 - 20130118562 - Disclosed is a solid electrolyte for a dye-sensitized solar cell, which includes a three-dimensional porous thin film made of a hydrophilic polymer material, and a dye-sensitized solar cell using the same. More particularly, the present invention provides a high-efficient dye-sensitized solar cell, in which polymer nanofibers having high specific surface...

Solar photovoltaic device and a production method for the same
05/16/13 - 20130118563 - Disclosed are a solar cell apparatus and a method for manufacturing the same. The solar cell apparatus includes a support substrate, a first back electrode on the support substrate, a light absorbing part on the first back electrode, a high resistance buffer on the light absorbing part, and a barrier...

Rare earth sulfide thin films
05/16/13 - 20130118564 - An apparatus that includes a photovoltaic cell is provided. The photovoltaic cell includes a p-type thin film having a first rare earth sulfide, and an n-type thin film having a second rare earth sulfide. A p-n junction is formed between the p-type thin film and the n-type thin film. The...

Dye sensitized solar cell and sealing method thereof
05/09/13 - 20130112249 - Disclosed are a dye sensitized solar cell and a sealing method thereof. The dye sensitized solar cell includes: an upper electrode glass substrate and a lower electrode glass substrate having a hole formed in at least one thereof; a first sealing material forming a cell internal space by maintaining an...

Process of forming an aluminum p-doped surface region of a semiconductor substrate
05/09/13 - 20130112250 - wherein the aluminum paste employed in step (2) includes particulate aluminum, an organic vehicle and 3 to 20 wt. % of glass frit, based on total aluminum paste composition....

Process of forming an aluminum p-doped surface region of an n-doped semiconductor substrate
05/09/13 - 20130112251 - wherein the aluminum paste employed in step (2) includes particulate aluminum, an organic vehicle and 3 to 20 wt. % of glass frit, based on total aluminum paste composition....

Producing electrical power with solar cell arrangement
04/25/13 - 20130098430 - Apparatus comprises a solar cell arrangement comprising one or more solar cells arranged in a planar structure, the solar cell arrangement having a front surface and a rear surface, the solar cell arrangement being operable to produce electrical power in response to the incidence of light on the front surface....

Electroconductive paste composition containing metal nanoparticles
04/25/13 - 20130098431 - An electroconductive paste composition, particularly for solar cells, contains silver particles, glass frit, an organic vehicle, and a nanoparticle additive. The additive contains electrically conductive metal, metal alloy, and/or metal silicide nanoparticles, such as nickel, chromium, cobalt, titanium, or alloys, silicides, and mixtures thereof. When used to form an electrical...