<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>The application of natural dyes extracted from plant seeds in the fabrication of dye-sensitized solar cells (DSSCs) has been explored. Ten dyes were extracted from different plant seeds and used as sensitizers for DSSCs. The dyes were characterized using UV-Vis spectrophotometry. DSSCs were prepared using TiO2 and ZnO nanostructured mesoporous films. The highest conversion efficiency of 0.875 % was obtained with an allium cepa (onion) extract-sensitized TiO2 solar cell. The process of TiO2-film sintering was studied and it was found that the sintering procedure significantly affects the response of the cell. The short circuit current of the DSSC was found to be considerably enhanced when the TiO2 semiconducting layer was sintered gradually.</p></abstract>

The application of natural dyes extracted from plant seeds in the fabrication of dye-sensitized solar cells (DSSCs) has been explored. Ten dyes were extracted from different plant seeds and used as sensitizers for DSSCs. The dyes were characterized using UV-Vis spectrophotometry. DSSCs were prepared using TiO2 and ZnO nanostructured mesoporous films. The highest conversion efficiency of 0.875 % was obtained with an allium cepa (onion) extract-sensitized TiO2 solar cell. The process of TiO2-film sintering was studied and it was found that the sintering procedure significantly affects the response of the cell. The short circuit current of the DSSC was found to be considerably enhanced when the TiO2 semiconducting layer was sintered gradually.

Dye-sensitized solar cells with natural dyes extracted from plant seeds

Physics Department, Islamic University of Gaza, Gaza, Palestinian Authority

Chemistry Department, Islamic University of Gaza, Gaza, Palestinian Authority

Materials Science-Poland

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Dye-sensitized solar cells with natural dyes extracted from plant seeds"}

The application of natural dyes extracted from plant seeds in the fabrication of dye-sensitized solar cells (DSSCs) has been explored. Ten dyes were extracted...

Dye-sensitized solar cells with natural dyes extracted from plant seeds

Pubblicato online: 19 dic 2014

Pagine: 547 - 554

DOI: https://doi.org/10.2478/s13536-014-0231-z

Parole chiave
dye sensitized solar cell, TiO2, ZnO, natural dyes, plant seeds

© 2014 Wroclaw University of Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Dye-sensitized solar cells with natural dyes extracted from plant seeds

Pubblicato online: 19 dic 2014

Pagine: 547 - 554

DOI: https://doi.org/10.2478/s13536-014-0231-z

Parole chiavedye sensitized solar cell, TiO2, ZnO, natural dyes, plant seeds

© 2014 Wroclaw University of Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Parole chiave
dye sensitized solar cell, TiO2, ZnO, natural dyes, plant seeds