Title: Photovoltaic device using single wall carbon nanotubes and method of fabricating the same

Abstract

A photovoltaic device and methods for forming the same. In one embodiment, the photovoltaic device has a silicon substrate, and a film comprising a plurality of single wall carbon nanotubes disposed on the silicon substrate, wherein the plurality of single wall carbon nanotubes forms a plurality of heterojunctions with the silicon in the substrate.

Inventors:

Biris, Alexandru S.; Li, Zhongrui

Issue Date:

Tue Nov 06 00:00:00 EST 2012

Research Org.:

Univ. of Arkansas, Little Rock, AR (United States)

Sponsoring Org.:

USDOE

OSTI Identifier:

1080444

Patent Number(s):

8304302

Application Number:

12/752,617

Assignee:

Board of Trustees of the University of Arkansas (Little Rock, AR)

Patent Classifications (CPCs):

B - PERFORMING OPERATIONS B82 - NANOTECHNOLOGY B82Y - SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES

H - ELECTRICITY H01 - BASIC ELECTRIC ELEMENTS H01L - SEMICONDUCTOR DEVICES

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B - PERFORMING OPERATIONS B82 - NANOTECHNOLOGY B82Y - SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES

B82Y10/00 - Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic

H - ELECTRICITY H01 - BASIC ELECTRIC ELEMENTS H01L - SEMICONDUCTOR DEVICES

H01L31/028 - including, apart from doping material or other impurities, only elements of Group IV of the Periodic System
H01L31/035281 - {Shape of the body}
H01L31/03682 - {including only elements of Group IV of the Periodic System}
H01L31/03687 - {including microcrystalline AIVBIV alloys, e.g. uc-SiGe, uc-SiC}
H01L31/072 - the potential barriers being only of the PN heterojunction type
H01L31/0745 - comprising a AIVBIV heterojunction, e.g. Si/Ge, SiGe/Si or Si/SiC solar cells
H01L31/1804 - {comprising only elements of Group IV of the Periodic System}

Y - NEW / CROSS SECTIONAL TECHNOLOGIES Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE Y02E - REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION

Y02E10/546 - Polycrystalline silicon PV cells
Y02E10/547 - Monocrystalline silicon PV cells
Y02E10/548 - Amorphous silicon PV cells
Y02E10/549 - organic PV cells

Y - NEW / CROSS SECTIONAL TECHNOLOGIES Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE Y02P - CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS

Y02P70/50 - Manufacturing or production processes characterised by the final manufactured product

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DOE Contract Number:  

FG 36-06 GO 86072

Resource Type:

Patent

Resource Relation:

Patent File Date: 2010 Apr 01

Country of Publication:

United States

Language:

English

Subject:

14 SOLAR ENERGY; 77 NANOSCIENCE AND NANOTECHNOLOGY