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US20110168243 MOISTURE RESISTANT PHOTOVOLTAIC DEVICES WITH EXPOSED CONDUCTIVE GRID  
The present invention provides strategies for improving the adhesion among two or more of transparent conducting oxides, electrically conductive grid materials, and dielectric barrier layers. As a...
US20110120539 ON-WINDOW SOLAR-CELL HEAT-SPREADER  
An optoelectrical device, which may be a luminaire or a photovoltaic concentrator, has a transparent cover plate. A target with an optoelectrical transducer that produces waste heat in operation...
US20110277829 SOLAR CELL WITH EPITAXIALLY GROWN QUANTUM DOT MATERIAL  
A solar cell with spaced apart groupings of self-assembled quantum dot layers interposed with barrier layers. Such groupings allow improved control over the growth front quality of the solar cell,...
US20120132250 CONTACT LAYOUT AND STRING INTERCONNECTION OF INVERTED METAMORPHIC MULTIJUNCTION SOLAR CELLS  
A multijunction solar cell including an upper first solar subcell disposed adjacent the top surface of the multijunction solar cell; a middle second solar subcell adjacent to the first solar...
US20110277825 SOLAR CELL WITH METAL GRID FABRICATED BY ELECTROPLATING  
One embodiment of the present invention provides a solar cell. The solar cell includes a photovoltaic structure, a transparent-conductive-oxide (TCO) layer situated above the photovoltaic...
US20130081671 Sun Tracking Foldable Solar Umbrellas for Electricity and Hot Water Generation  
A lightweight, small volume and highly portable solar electricity collector. The collector may be configured as a solar umbrella made up of components that are able to fold up into a small package...
US20120216857 Solar Cell Assembly with an Improved Photocurrent Collection Efficiency  
Disclosed is a solar cell assembly with excellent photocurrent collection efficiency. The solar cell assembly includes a solar cell and a surface barrier layer. The solar cell includes a window...
US20110240105 LEAKAGE PATHWAY LAYER FOR SOLAR CELL  
Leakage pathway layers for solar cells and methods of forming leakage pathway layers for solar cells are described.
US20140004653 Pseudo-Schottky photovoltaic cell by wet-printing a conductive paint  
Various embodiments relate to a functional low cost photovoltaic (PV) cell (e.g., solar cell) and a method for the large scale production of the device. The manufacturing method to produce a...
US20080264476 SOLAR CELL WITH DIAMOND LIKE CARBON COVER GLASS  
A solar cell including a semiconductor body including at least one photoactive junction; and a diamond like carbon layer deposited over the top surface of the semiconductor body.
US20120125415 LIGHTWEIGHT SOLAR CELL  
Lightweight solar cells include a multiple-bandgap material.
US20110174363 Control of Composition Profiles in Annealed CIGS Absorbers  
Particular embodiments of the present disclosure relate to the use of sputtering, and more particularly magnetron sputtering, in forming absorber structures, and particular multilayer absorber...
US20150090321 INVERTED METAMORPHIC MULTIJUNCTION SOLAR CELLS WITH DOPED ALPHA LAYER  
A method of forming a multijunction solar cell comprising at least an upper subcell, a middle subcell, and a lower subcell, the method including forming a first alpha layer over said middle solar...
US20120211070 Photo-Active Layer Of A Multi-Layered Structure Within A Solar Cell  
The present invention discloses a solar cell having a multi-layered structure that is used to generate, transport, and collect electric charges. The multi-layered nanostructure comprises a...
US20120211068 INVERTED METAMORPHIC MULTIJUNCTION SOLAR CELL WITH TWO METAMORPHIC LAYERS AND HOMOJUNCTION TOP CELL  
A multijunction solar cell including an upper first solar subcell, and the base-emitter junction of the upper first solar subcell being a homojunction; a second solar subcell adjacent to said...
US20150101657 VARYING BANDGAP SOLAR CELL  
An improved multiple quantum well solar cell can be achieved by ensuring the bandgap of each quantum well thin layer is not uniform compared with other such layers. Gradation of the bandgap by...
US20150236177 TUNNELING-JUNCTION SOLAR CELL WITH COPPER GRID FOR CONCENTRATED PHOTOVOLTAIC APPLICATION  
One embodiment of the present invention provides a photovoltaic module. The photovoltaic module includes an optical concentrator and a tunneling-junction solar cell. The tunneling-junction solar...
US20120305060 TUNNELING-JUNCTION SOLAR CELL WITH COPPER GRID FOR CONCENTRATED PHOTOVOLTAIC APPLICATION  
One embodiment of the present invention provides a photovoltaic module. The photovoltaic module includes an optical concentrator and a tunneling-junction solar cell. The tunneling junction solar...
US20130291932 DOPING PATTERN FOR POINT CONTACT SOLAR CELLS  
Methods of doping a solar cell, particularly a point contact solar cell, are disclosed. One surface of a solar cell may require portions to be n-doped, while other portions are p-doped. At least...
US20140150860 ELECTRONIC DEVICE FROM DISSIPATIVE QUANTUM DOTS  
An example electronic device includes a region formed from an array of dissipative quantum dots. The quantum dots are arranged according to their electronic structure to provide a tailored...
US20110226317 Surface Plasmon Resonance Enhanced Solar Cell Structure with Broad Spectral and Angular Bandwidth and Polarization Insensitivity  
Disclosed is an active layer electrically contacted to a first electrode, the first electrode being configured for SPR when interacting with light, said configuration being an array of...
US20110297213 Triple Junction Solar Cell  
An energy efficient triple junction InGaP/GaAs/Ge solar cell. In one embodiment, the triple junction InGaP/GaAs/Ge solar cell includes: a bottom Ge layer; a first tunnel junction layer above the...
US20130139877 INVERTED METAMORPHIC MULTIJUNCTION SOLAR CELL WITH GRADATION IN DOPING IN THE WINDOW LAYER  
A multijunction solar cell including a window layer with a gradation in doping; an upper first solar subcell having a first band gap adjacent to the window layer; a second solar subcell adjacent...
US20120227796 OPTICS WITHIN A CONCENTRATED PHOTOVOLTAIC RECEIVER CONTAINING A CPV CELL  
A multiple junction photovoltaic cell is optically coupled to the Fresnel lens with teeth. The set of teeth within a given ring of a ringed pattern of teeth on the Fresnel lens may have 1) varying...
US20120222733 ORGANIC PHOTOVOLTAIC CELL STRUCTURE  
The present invention provides a photovoltaic (PV) cell structure for enabling the conversion of incident light to potential electrical energy. The PV cell comprises at least one energy guiding...
US20120227799 HIGH EFFICIENCY MICROMORPH TANDEM CELLS  
A method for manufacturing a micromorph tandem cell is disclosed. The micromorph tandem cell comprises a μc-Si:H bottom cell and an a-Si:H top cell, an LPCVD ZnO front contact layer and a ZnO back...
US20050133085 Lightweight solar battery module and method for producing the same  
A lightweight solar battery module includes a solar cell sealed in a transparent adhesive layer, a transparent protective film disposed on a light-receiving surface side of the cell, and a...
US20110220190 SOLAR CELL HAVING A GRADED BUFFER LAYER  
An IMM solar cell includes a substrate, a bottom cell on the substrate; a graded buffer layer on the bottom cell; a middle cell on the graded buffer layer; a top cell on the middle cell.
US20130186458 THERMO-TUNNELING DESIGN FOR QUANTUM WELL PHOTOVOLTAIC CONVERTER  
A design of a quantum well region that allows faster and more efficient carrier collection in quantum well solar cells. It is shown that for a quantum well material system displaying a negligible...
US20140373905 METAMORPHIC MULTIJUNCTION SOLAR CELL WITH SURFACE PASSIVATION  
A multijunction solar cell including an upper first solar subcell; a second solar subcell adjacent to the first solar subcell; a first graded interlayer adjacent to the second solar subcell; a...
US20110168244 METHOD AND MEANS FOR A HIGH POWER SOLAR CELL  
In methods and apparatus for improving the power generated, and thus efficiency of solar cells, a double or triple junction tandem solar cell that has one or two photon filters of the invention in...
US20130180579 PHOTOVOLTAIC DEVICE HAVING AN ABSORBER MULTILAYER AND METHOD OF MANUFACTURING THE SAME  
A photovoltaic device having an absorber multilayer and methods of manufacturing the same are described. The absorber multilayer, which is formed adjacent to a window layer, may include a doped...
US20130276874 Tandem Photovoltaic Cells  
Tandem photovoltaic cells having a recombination layer, as well as related systems, methods, and components, are disclosed.
US20110174367 TANDEM SOLAR CELL  
The present invention provides a tandem solar cell constituted for the purpose of hole blocking or electron blocking so that holes are not injected from a front subcell or electrons are not...
US20140345679 MULTIJUNCTION PHOTOVOLTAIC DEVICE HAVING SIGE(SN) AND GAASNSB CELLS  
A multijunction tandem photovoltaic device is disclosed having a bottom subcell of silicon germanium or silicon germanium tin material and above that a subcell of gallium nitride arsenide...
US20120285518 Solar cell with interdigitated back contacts formed from high and low work-function-tuned silicides of the same metal  
A solar cell having n-type and p-type interdigitated back contacts (IBCs), which cover the entire back surface of the absorber layer. The spatial separation of the IBCs is in a direction...
US20130025653 III-V PHOTOVOLTAIC ELEMENTS  
Solar cell structures that have improved carrier collection efficiencies at a heterointerface are provided by low temperature epitaxial growth of silicon on a III-V base. Additionally, a solar...
US20110126890 TEXTURED SUPERSTRATES FOR PHOTOVOLTAICS  
Textured superstrates for photovoltaic cells, for example, silicon tandem photovoltaic cells with light scattering properties which are sufficient for light trapping independent of wavelength are...
US20150059840 SOLAR CELLS HAVING A TRANSPARENT COMPOSITION-GRADED BUFFER LAYER  
A solar cell includes a first layer having a first-layer lattice parameter, a second layer having a second-layer lattice parameter different from the first-layer lattice parameter, wherein the...
US20120285524 SOLAR CELLS HAVING A TRANSPARENT COMPOSITION-GRADED BUFFER LAYER  
A solar cell includes a first layer having a first-layer lattice parameter, a second layer having a second-layer lattice parameter different from the first-layer lattice parameter, wherein the...
US20090288703 Wide Band Gap Window Layers In Inverted Metamorphic Multijunction Solar Cells  
A method of forming a multijunction solar cell including an upper subcell, a middle subcell, and a lower subcell, the method including: providing a substrate for the epitaxial growth of...
US20130206219 COOPERATIVE PHOTOVOLTAIC NETWORKS AND PHOTOVOLTAIC CELL ADAPTATIONS FOR USE THEREIN  
Photovoltaic cells (22) of different materials may be integrated at the network (20) or panel level to optimize independent and cooperative efficiencies and manufacturing techniques of the...
US20140224308 NANOPARTICLES FOR A SOLAR POWER SYSTEM AS WELL AS A SOLAR CELL WITH SUCH NANOPARTICLES  
Nanoparticle for a solar power system for increasing light utilisation, with a core selected from materials comprising metals, metal alloys, semi-conductors, electrically conductive non-metals,...
US20140060628 UNIFORMLY DISTRIBUTED SELF-ASSEMBLED SOLDER DOT FORMATION FOR HIGH EFFICIENCY SOLAR CELLS  
A substrate for photovoltaic device includes a textured surface formed from silicon-based material. The textured surface includes a plurality of cones uniformly distributed across the textured...
US20140326301 MULTIJUNCTION PHOTOVOLTAIC DEVICE HAVING SIGE(SN) AND (IN)GAASNBI CELLS  
A multijunction tandem photovoltaic device is disclosed having a bottom subcell of silicon germanium or silicon germanium tin material and above that a subcell of gallium nitride arsenide bismide,...
US20130220407 Solar Cell with Delta Doping Layer  
A solar cell including a base region, a back surface field layer and a delta doping layer positioned between the base region and the back surface field layer.
US20120174971 Design and Fabrication of Dilute Nitride Material and Multi-Quantum Well Solar Cells  
Multi-junction solar cell devices which incorporate dilute nitrides to include a sub-cell in the 1 eV range in a conventional design for a solar cell. Sub-cells may be inserted within the...
US20100065101 NICKEL-COBALT ALLOYS AS CURRENT COLLECTORS AND CONDUCTIVE INTERCONNECTS AND DEPOSITION THEREOF ON TRANSPARENT CONDUCTIVE OXIDES  
The invention relates to nickel-cobalt alloys as current collectors and conductive interconnects, and to methods of deposition thereof on transparent conductive oxides. The invention further...
US20110240109 TANDEM SOLAR CELL MADE OF CRYSTALLINE SILICON AND CRYSTALLINE SILICON CARBIDE AND METHOD FOR PRODUCTION THEREOF  
The invention describes photovoltaic tandem solar cells made of crystalline silicon and crystalline silicon carbide having an Si/C intermediate layer. Furthermore, the invention describes a method...
US20110253206 ORGANIC SOLAR BATTERY  
An organic solar battery (1) includes a photoelectric conversion layer that includes an electron donor layer (12) and an electron acceptor layer (14, 16, 17, 18) stacked on the electron donor...