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Cadmium Telluride topics
Cadmium Telluride
Window Layer
Bismuth Telluride
Lead Telluride
Electric Conversion
Photovoltaic Modules
Crystallin
Zinc Oxide
Conductive Layer
Photovoltaic Module
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Cadmium Telluride patents



      
           
This page is updated frequently with new Cadmium Telluride-related patent applications. Subscribe to the Cadmium Telluride RSS feed to automatically get the update: related Cadmium RSS feeds. RSS updates for this page: Cadmium Telluride RSS RSS


Date/App# patent app List of recent Cadmium Telluride-related patents
07/03/14
20140183682
 Avalanche photodiode-type semiconductor structure with low response time and process for producing such a structure patent thumbnailAvalanche photodiode-type semiconductor structure with low response time and process for producing such a structure
The invention relates to an avalanche photodiode-type semiconductor structure (1) intended to receive electromagnetic radiation in a given wavelength. The structure comprises a first semiconductor zone (210) with a first type of conductivity with a first longitudinal face (201), said first zone (210) being made of mercury-cadmium telluride of the cdxhg1-xte type with a cadmium proportion x that is varied.
05/29/14
20140147962
 Minority carrier based hgcdte infrared detectors and arrays patent thumbnailMinority carrier based hgcdte infrared detectors and arrays
Disclosed are minority carrier based mercury-cadmium telluride (hgcdte) infrared detectors and arrays, and methods of making, are disclosed. The constructions provided by the invention enable the detectors to be used at higher temperatures, and/or be implemented on less expensive semiconductor substrates to lower manufacturing costs.
03/27/14
20140083505
 Varying cadmium telluride growth temperature during deposition to increase solar cell reliability patent thumbnailVarying cadmium telluride growth temperature during deposition to increase solar cell reliability
A method for forming thin films or layers of cadmium telluride (cdte) for use in photovoltaic modules or solar cells. The method includes varying the substrate temperature during the growth of the cdte layer by preheating a substrate (e.g., a substrate with a cadmium sulfide (cds) heterojunction or layer) suspended over a cdte source to remove moisture to a relatively low preheat temperature.
03/06/14
20140065762
 Method of controlling the amount of cu doping when forming a back contact of a photovoltaic cell patent thumbnailMethod of controlling the amount of cu doping when forming a back contact of a photovoltaic cell
Methods for preparing an exposed surface of a p-type absorber layer of a p-n junction for coupling to a back contact in the manufacture of a thin film photovoltaic device are provided. The method can include: applying a treatment solution onto the exposed surface defined by the p-type absorber layer of cadmium telluride; and annealing the device with the p-type absorber layer in contact with the treatment solution to form a tellurium-enriched region in the p-type absorber layer at the exposed surface.
03/06/14
20140060634
 Use of an inert graphite layer in a back contact of a photovoltaic cell patent thumbnailUse of an inert graphite layer in a back contact of a photovoltaic cell
Photovoltaic devices are provided that include a transparent superstrate; a transparent conductive oxide on the transparent superstrate; an n-type window layer on the transparent superstrate; a p-type absorber layer on the n-type window layer; and an inert conductive paste layer on the back surface of the p-type absorber layer. The p-type absorber layer includes cadmium telluride, and defines a back surface positioned opposite from the n-type window layer that is tellurium enriched.
03/06/14
20140060633
 Back contact paste with te enrichment control in thin film photovoltaic devices patent thumbnailBack contact paste with te enrichment control in thin film photovoltaic devices
Methods for forming a back contact on a thin film photovoltaic device are provided. The method can include: applying a conductive paste onto a surface defined by a p-type absorber layer (of cadmium telluride) of a p-n junction; and, curing the conductive paste to form a conductive coating on the surface such that during curing an acid from the conductive paste reacts to enrich the surface with tellurium but is substantially consumed during curing.
02/27/14
20140057389
 Photovoltaic back contact patent thumbnailPhotovoltaic back contact
A method to preparing cadmium telluride surface before forming metal back contact is disclosed. The method can include removing carbon from cadmium telluride surface..
01/23/14
20140024173
 Method of making a multicomponent film patent thumbnailMethod of making a multicomponent film
Described herein is a method and liquid-based precursor composition for depositing a multicomponent film. In one embodiment, the method and compositions described herein are used to deposit germanium tellurium (gete), antimony tellurium (sbte), antimony germanium (sbge), germanium antimony tellurium (gst), indium antimony tellurium (ist), silver indium antimony tellurium (aist), cadmium telluride (cdte), cadmium selenide (cdse), zinc telluride (znte), zinc selenide (znse), copper indium gallium selenide (cigs) films or other tellurium and selenium based metal compounds for phase change memory and photovoltaic devices..
01/09/14
20140007938
 Laser annealing for thin film solar cells patent thumbnailLaser annealing for thin film solar cells
A method for forming copper indium gallium (sulfide) selenide (cigs) solar cells, cadmium telluride (cdte) solar cells, and copper zinc tin (sulfide) selenide (czts) solar cells using laser annealing techniques to anneal the absorber and/or the buffer layers. Laser annealing may result in better crystallinity, lower surface roughness, larger grain size, better compositional homogeneity, a decrease in recombination centers, and increased densification.
01/02/14
20140000701
 Back contact electrodes for cadmium telluride photovoltaic cells patent thumbnailBack contact electrodes for cadmium telluride photovoltaic cells
A method for forming a back contact for a photovoltaic cell that includes at least one semiconductor layer is provided. The method includes applying a continuous film of a chemically active material on a surface of the semiconductor layer and activating the chemically active material such that the activated material etches the surface of the semiconductor layer.
11/28/13
20130312824
Method of providing chloride treatment for a photovoltaic device and a chloride treated photovoltaic device
A method of manufacturing a photovoltaic device including depositing a cadmium telluride layer onto a substrate; treating the cadmium telluride layer with a compound comprising chlorine and an element from groups 1-11, zinc, mercury, or copernicium or a combination thereof; and annealing the cadmium telluride layer. A chloride-treated photovoltaic device..
10/17/13
20130273370
Ultrathin nanowire-based and nanoscale heterostructure-based thermoelectric conversion structures and method of making same
A nanoscale heterostructure tellurium-based nanowire structure, including a rod-like tellurium nanowire structure and a metal telluride agglomeration connected to the rod-like nanowire structure. The metal telluride agglomeration may have an octahedral shape or a platelet shape.
09/12/13
20130233374
Monolithically integrated solar modules and methods of manufacture
A monolithically integrated cadmium telluride (cdte) photovoltaic (pv) module includes a first electrically conductive layer and an insulating layer. The first electrically conductive layer is disposed below the insulating layer.
09/05/13
20130230944
Doping an absorber layer of a photovoltaic device via diffusion from a window layer
Methods for doping an absorbent layer of a p-n heterojunction in a thin film photovoltaic device are provided. The method can include depositing a window layer on a transparent substrate, where the window layer includes at least one dopant (e.g., copper).
07/18/13
20130180579
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 first cadmium telluride layer which contains a first dopant and an intrinsic second cadmium telluride layer.
05/23/13
20130130433
Method and apparatus providing single step vapor chloride treatment and photovoltaic modules
A method and apparatus are disclosed in which cadmium chloride is deposited on a cadmium telluride layer while simultaneously heat treating the cadmium telluride layer.. .
04/18/13
20130092664
High speed laser crystallization of particles of photovoltaic solar cells
A system and method for enhancing the conversion efficiency of thin film photovoltaics. The thin film structure includes a photovoltaic absorbent layer covered by a confinement layer.
03/14/13
20130065355
Laser annealing for thin film solar cells
A method for forming copper indium gallium (sulfide) selenide (cigs) solar cells, cadmium telluride (cdte) solar cells, and copper zinc tin (sulfide) selenide (czts) solar cells using laser annealing techniques to anneal the absorber and/or the buffer layers. Laser annealing may result in better crystallinity, lower surface roughness, larger grain size, better compositional homogeneity, a decrease in recombination centers, and increased densification.
02/14/13
20130040138
Ultrathin nanowire-based and nanoscale heterostructure based thermoelectric conversion structures and method of making the same
An ultrathin tellurium nanowire structure is disclosed, including a rod-like crystalline structure of tellurium, wherein the crystalline structure is defined by diameters of between 5-6 nm. In addition, an ultrathin tellurium-based nanowire structure is disclosed including a rod-like crystalline structure of one of lead telluride and bismuth telluride, wherein an ultrathin tellurium nanowire structure is used as a precursor to generate the rod-like crystalline structure.
01/03/13
20130000726
Thin film photovoltaic cell, a method for manufacturing, and use
A thin film photovoltaic cell (10) comprises an n-type semiconductor window layer (40), a p-type semiconductor absorption layer (5) and a pn-junction (6) at the interface between these two layers, wherein the p-type semiconductor absorption layer is formed of cadmium telluride cdte. According to the present invention, the n-type semiconductor window layer (40) comprises zinc oxide/sulfide zn (o,s)..


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Cadmium Telluride topics: Cadmium Telluride, Window Layer, Bismuth Telluride, Lead Telluride, Electric Conversion, Photovoltaic Modules, Crystallin, Zinc Oxide, Conductive Layer, Photovoltaic Module, Cadmium Chloride, Gallium Arsenide, Conversion Efficiency, Molybdenum, High Speed

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This listing is a sample listing of patent applications related to Cadmium Telluride for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Cadmium Telluride with additional patents listed. Browse our RSS directory or Search for other possible listings.
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