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Dye sensitized solar cells with templated TiO2 coatings

Descriptive

TypeOfResource
Text
TitleInfo (ID = T-1)
Title
Dye sensitized solar cells with templated TiO2 coatings
SubTitle
PartName
PartNumber
NonSort
Identifier (displayLabel = ); (invalid = )
ETD_2426
Identifier (type = hdl)
http://hdl.rutgers.edu/1782.2/rucore10001600001.ETD.000052143
Language (objectPart = )
LanguageTerm (authority = ISO639-2); (type = code)
eng
Genre (authority = marcgt)
theses
Subject (ID = SBJ-1); (authority = RUETD)
Topic
Materials Science and Engineering
Subject (ID = SBJ-2); (authority = ETD-LCSH)
Topic
Dye-sensitized solar cells
Abstract
Photovoltaic (PV) technology can make a significant contribution in energy production if it becomes more economical and technologically more competitive with other renewable and conventional energy sources. Dye sensitized solar cell (DSSC) is a third generation PV technology which utilizes easily available raw material and low cost manufacturing methods. The performance of the DSSC technology is not yet at par with the existing crystalline silicon and thin film based photovoltaic technologies. Therefore to realize the real potential of DSSC, fundamental research in understanding the device physics and identifying the most promising cell material and configuration is necessary. This research focuses on the titanium dioxide coating, which is used as the photoanode in the DSSC. The titania coating transfers the electrons injected from the adsorbed dye to the electrode. For efficient regeneration of the dye, the redox electrolyte present in between the two electrodes of the cell has to be in intimate contact with the titania nanoparticles. This requires the titania coating to contain interpenetrating network of meso and macro pores. The present research employs sacrificial templating technique to incorporate porosity into the titania coating. Oil in water emulsions have been primarily used as the templating material and they provide a very cost effective and simple way to produce the porous coatings. Different commercial techniques have been used to produce the emulsion templated titania coatings such as blade coating, spin coating and roll to roll coating. Their microstructures were analyzed and compared in detail. Mercury porosimetry and BET surface area measurements were also employed to characterize the pore size distribution and surface area of the emulsion templated coatings. To understand the effect of the added porosity on the internal resistances and kinetics of the TiO2/dye/electrolyte interface, electrochemical impedance spectroscopic (EIS) analysis was performed. EIS analysis showed that the templated coatings had lower impedances and they provided faster diffusion of ionic species through the titania coating. The current-voltage characterization of the emulsion templated dye sensitized solar cells showed an increase in the photocurrent and photovoltage as compared to the nontemplated cells. Cells templated with the 20 wt% oil in water emulsion had twice the efficiency as compared to the non-templated solar cells.
PhysicalDescription
Form (authority = gmd)
electronic resource
Extent
xiii, 169 p. : ill.
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application/pdf
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text/xml
Note (type = degree)
Ph.D.
Note (type = bibliography)
Includes bibliographical references
Note (type = statement of responsibility)
by Sarika A. Phadke
Name (ID = NAME-1); (type = personal)
NamePart (type = family)
Phadke
NamePart (type = given)
Sarika A.
NamePart (type = termsOfAddress)
NamePart (type = date)
1980-
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author
Description
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Sarika A. Phadke
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NamePart (type = family)
Birnie,III
NamePart (type = given)
Dr. Dunbar
Role
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chair
Affiliation
Advisory Committee
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Dr. Dunbar P Birnie,III
Name (ID = NAME-3); (type = personal)
NamePart (type = family)
Haber
NamePart (type = given)
Dr. Richard
Role
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internal member
Affiliation
Advisory Committee
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Dr. Richard Haber
Name (ID = NAME-4); (type = personal)
NamePart (type = family)
Klein
NamePart (type = given)
Dr. Lisa
Role
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internal member
Affiliation
Advisory Committee
DisplayForm
Dr. Lisa Klein
Name (ID = NAME-5); (type = personal)
NamePart (type = family)
Guiheen
NamePart (type = given)
Dr. James
Role
RoleTerm (authority = RULIB); (type = )
outside member
Affiliation
Advisory Committee
DisplayForm
Dr. James Guiheen
Name (ID = NAME-1); (type = corporate)
NamePart
Rutgers University
Role
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degree grantor
Name (ID = NAME-2); (type = corporate)
NamePart
Graduate School - New Brunswick
Role
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school
OriginInfo
DateCreated (point = ); (qualifier = exact)
2010
DateOther (qualifier = exact); (type = degree)
2010-01
Place
PlaceTerm (type = code)
xx
RelatedItem (type = host)
TitleInfo
Title
Rutgers University Electronic Theses and Dissertations
Identifier (type = RULIB)
ETD
RelatedItem (type = host)
TitleInfo
Title
Graduate School - New Brunswick Electronic Theses and Dissertations
Identifier (type = local)
rucore19991600001
Location
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NjNbRU
Identifier (type = doi)
doi:10.7282/T3959HQN
Genre (authority = ExL-Esploro)
ETD doctoral
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Rights

RightsDeclaration (AUTHORITY = GS); (ID = rulibRdec0006)
The author owns the copyright to this work.
Copyright
Status
Copyright protected
Notice
Note
Availability
Status
Open
Reason
Permission or license
Note
RightsHolder (ID = PRH-1); (type = personal)
Name
FamilyName
Phadke
GivenName
Sarika
Role
Copyright Holder
RightsEvent (ID = RE-1); (AUTHORITY = rulib)
Type
Permission or license
Label
Place
DateTime
2010-01-06 22:27:19
Detail
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Role
Copyright holder
Name
Sarika Phadke
Affiliation
Rutgers University. Graduate School - New Brunswick
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Type
License
Name
Author Agreement License
Detail
I hereby grant to the Rutgers University Libraries and to my school the non-exclusive right to archive, reproduce and distribute my thesis or dissertation, in whole or in part, and/or my abstract, in whole or in part, in and from an electronic format, subject to the release date subsequently stipulated in this submittal form and approved by my school. I represent and stipulate that the thesis or dissertation and its abstract are my original work, that they do not infringe or violate any rights of others, and that I make these grants as the sole owner of the rights to my thesis or dissertation and its abstract. I represent that I have obtained written permissions, when necessary, from the owner(s) of each third party copyrighted matter to be included in my thesis or dissertation and will supply copies of such upon request by my school. I acknowledge that RU ETD and my school will not distribute my thesis or dissertation or its abstract if, in their reasonable judgment, they believe all such rights have not been secured. I acknowledge that I retain ownership rights to the copyright of my work. I also retain the right to use all or part of this thesis or dissertation in future works, such as articles or books.
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Technical

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ETD
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application/x-tar
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