Novel stainless steel based, eco-friendly dye-sensitized solar cells using electrospun porous ZnO nanofibers

V. P. Dinesh, R. Sriram kumar, A. Sukhananazerin, J. Mary Sneha, P. Manoj Kumar, P. Biji*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

Herein, we report a new type of eco-friendly, cost-effective stainless steel mesh-based flexible quasi-solid dye-sensitized solar cell (DSSC)using electrospun ZnO nanofibers as the photoelectrode. The electrospun ZnO nanofibers showed enhanced surface to volume ratio due to the high porosity of the fibers composed of ZnO grains having 12–20 nm size with high interconnectivity. For DSSCs fabrication, commonly available natural dye chlorophyll was extracted from the Neem plant and used as the dye sensitizer. An overall solar cell conversion efficiency of 0.13 % was observed for the assembled DSSC with a short-circuit photocurrent, open-circuit voltage and fill factor of 28 μA, 0.321 mV and 32.77 %respectively.

Original languageEnglish
Article number100311
JournalNano-Structures and Nano-Objects
Volume19
DOIs
StatePublished - Jul 2019
Externally publishedYes

Keywords

  • Chlorophyll
  • Dye-sensitized solar cells
  • Electrospinning
  • Natural dyes
  • ZnO nanofibers

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