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Asphaltene based photovoltaic devices

Patent ·
OSTI ID:1243317

Photovoltaic devices and methods of making the same, are disclosed herein. The cell comprises a photovoltaic device that comprises a first electrically conductive layer comprising a photo-sensitized electrode; at least one photoelectrochemical layer comprising metal-oxide particles, an electrolyte solution comprising at least one asphaltene fraction, wherein the metal-oxide particles are optionally dispersed in a surfactant; and a second electrically conductive layer comprising a counter-electrode, wherein the second electrically conductive layer comprises one or more conductive elements comprising carbon, graphite, soot, carbon allotropes or any combinations thereof.

Research Organization:
Sandia National Laboratories (SNL-NM), Albuquerque, NM (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC04-94AL85000
Assignee:
Board of Regents, The University of Texas System (Austin, TX) Sandia Corporation (Austin, TX)
Patent Number(s):
9,293,266
Application Number:
14/262,519
OSTI ID:
1243317
Country of Publication:
United States
Language:
English

References (19)

Improvement of efficiency of dye-sensitized solar cells based on analysis of equivalent circuit journal September 2006
Control of dark current in photoelectrochemical (TiO2/I––I3–) and dye-sensitized solar cells journal January 2005
Electronic Absorption Edge of Crude Oils and Asphaltenes Analyzed by Molecular Orbital Calculations with Optical Spectroscopy journal March 2007
Fabrication of screen-printing pastes from TiO2 powders for dye-sensitised solar cells journal January 2007
Transformations of resins and asphaltenes in photoirradiation journal September 2007
Multi-donor molecular bulk heterojunction solar cells: improving conversion efficiency by synergistic dye combinations journal January 2009
The Properties of Asphaltenes and Their Interaction with Amphiphiles journal July 2009
Impedance analysis for dye-sensitized solar cells with a three-electrode system journal April 2005
Novel TiO2 thin film with non-UV activated superwetting and antifogging behaviours journal January 2007
High efficiency quasi-solid-state dye-sensitized solar cell based on polyvinyidene fluoride-co-hexafluoro propylene containing propylene carbonate and acetonitrile as plasticizers journal September 2009
BODIPY derivatives as donor materials for bulk heterojunction solar cells journal January 2009
Organic solar cells: Structure, materials, critical characteristics, and outlook journal June 2008
Enhanced efficiency of dye-sensitized solar cells by UV–O3 treatment of TiO2 layer journal March 2009
Organic photovoltaics: technology and market journal June 2004
Organic-Based Photovoltaics: Toward Low-Cost Power Generation journal January 2005
Room-Temperature Synthesis of Porous Nanoparticulate TiO2 Films for Flexible Dye-Sensitized Solar Cells journal June 2006
The effect of the series resistance in dye-sensitized solar cells explored by electron transport and back reaction using electrical and optical modulation techniques journal February 2010
Dye-sensitized solar cells journal October 2003
Estimating the manufacturing cost of purely organic solar cells journal August 2009

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