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Title: Photovoltaic sub-cell interconnects

Photovoltaic sub-cell interconnect systems and methods are provided. In one embodiment, a photovoltaic device comprises a thin film stack of layers deposited upon a substrate, wherein the thin film stack layers are subdivided into a plurality of sub-cells interconnected in series by a plurality of electrical interconnection structures; and wherein the plurality of electrical interconnection structures each comprise no more than two scribes that penetrate into the thin film stack layers.
Inventors:
;
Issue Date:
OSTI Identifier:
1356197
Assignee:
Alliance for Sustainable Energy, LLC NREL
Patent Number(s):
9,647,158
Application Number:
14/283,349
Contract Number:
AC36-08GO28308
Resource Relation:
Patent File Date: 2014 May 21
Research Org:
National Renewable Energy Lab. (NREL), Golden, CO (United States)
Sponsoring Org:
USDOE
Country of Publication:
United States
Language:
English
Subject:
36 MATERIALS SCIENCE; 14 SOLAR ENERGY

Other works cited in this record:

Method of manufacturing thin film photovoltaic modules
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Constant force mechanical scribers and methods for using same in semiconductor processing applications
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Partially transmitted imaged laser beam for scribing solar cell structures
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Dithered scanned laser beam for scribing solar cell structures
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Photovoltaic apparatus and method of manufacturing the same
patent, January 2013

Methods of short wavelength laser scribing of a thin film photovoltaic device
patent, February 2013

See-through-type integrated thin-film solar cell, method of manufacturing the same and method of electrically series connecting unit cells thereof
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Precision Separation Of PV Thin Film Stacks
patent-application, September 2010

Scribing Methods For Photovoltaic Modules Including A Mechanical Scribe
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