Final Presentation Draft

7/28/2019 Final Presentation Draft

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Jasmine George ,

Michel le Lanshe,

Valon Rama,

Tessa Speicher ,

069-05

Dr. ChristopherWeyant

MODIFYING DYE-SENSITIZED SOLAR

CELLS TO INCREASEEFFICIENCY


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Timeline and Milestones : Valon

Parts of the Project: Tessa

Results: Jasmine

Future Works: Michelle

OUTLINE OF PRESENTATION


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3 Major Milestones:

Dye Variable Testing

Glass Variable Testing

Catalyst Testing

MILESTONES


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TIMELINE


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BUDGET


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Explore efficiency of natural dyes

Raspberries

Blueberries

Blackberries

Pomegranate juice

Cherries

17800 Lux.

DYE EFFICIENCY


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Fluorine-doped Tin Oxide glass vs. Indium-doped Tin Oxide glass

Original kit uses ITO

Same difference?

17800 Lux.

GLASS TESTING


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Catalysts improve reaction rates

Carbon based catalysts

Graphene nanoplatelets

Two tests:

Water

Rubbing Alcohol

17800 Lux.

CATALYSTS


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Most Efficient Dye: Blackberry dye

212mV and 12.4A

Most Efficient Glass: ITO

More sensitive and holds titanium dioxide paste better

Catalyst Results: Graphene nanopla telets in water

300mV and 119.5A

Standard Solar Cell: Raspberry dye on ITO with graphite

205mV and 7.6A.

RESULTS


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RESULTS


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Investigate anthocyanin in dyes

Extraction or improvement

Find glass that is

More sensitive than ITO

Most optically transparent

Research finer, higher grade carbon catalysts

Titanium paste application

FUTURE WORK


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Thank you for listening to our presentation!

At this point, we welcome questions.

QUERIES


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[1] What is a dye sensi t ized solar cell? Internet:http://www.azonano.com/article.aspx? ArticleID=3175. [May 17,2013].

[2] O'Regan, B.; Gratzel, M., A low -cost, high-efficiency solar cell basedon dye sensit ized colloidal TiO2 fi lms. Nature 1991, 353, (6346), 737 -

740.

[3] Khalil Ebrahim Jasim (2011). Dye Sensit ized Solar Cells - WorkingPrinciples, Challenges and Opportunities, Solar Cells - Dye-Sensit izedDevices, Prof. Leonid A. Kosyachenko (Ed.), ISBN: 978-953-307-735-2,InTech, Available from: h ttp://www.intechopen.com/books/solar -cells-dye-sensit ized-devices/dye-sensit ized-solar-cellsworking-principles-

challenges-and-opportunities

[4] Sung Uk Lee et al. , A Comparative Study of Dye-Sensitized SolarCells Added Carbon Nanotubes to Electrolyte and Counter Electrodes in

Solar Energy Materials and Solar Cells , vol. 94, 2010, pp. 680-685

WORK CITED


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[5] Institute for Chemical Education. Internet:

http://ice.chem.wisc.edu/REU.html. [April 7, 2013].

[6] ShopRite. Internet: http://shop.mywebgrocer.com/ Shop.

aspx?strid=D6243355. [April 7, 2013].

[7] Iolitec . Internet: http://www.iolitec-usa.com/Nanotech-

Coatings/graphene.html . [May 17, 2013].

[8] Buraidah, M. H., and L. P. Teo. "TiO2/Chitosan-NH4I(+I2)-BMII-

Based Dye-Sensitized Solar Cells with Anthocyanin DyesExtracted from Black Rice and Red Cabbage." International

Journal of Photoenergy 2011 (2011): n. pag. Hindawi PublishingCorporation . Web. 20 May 2013.

WORK CITED
http://shop.mywebgrocer.com/http://shop.mywebgrocer.com/http://shop.mywebgrocer.com/http://shop.mywebgrocer.com/

Final Presentation Draft

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