Development of an organic solar cell using natural dyes for photovoltaic solar panels

Ayarema AFIO 1, *, Komlan LOLO 1, Soviwadan DROVOU 1, Ablam Jean Paul SAMATI 1, Yao BOKOVI 2, Assogba Komlan KASSEGNE 1 and Sounnou TIEM 1

1 Structure and Mechanics of Materials Laboratory (LaS2M) in the Polytechnic School of Lomé (EPL), University of Lomé, TOGO.
2 Regional Center of Excellence for Electricity Management (CERME)– Ecole Polytechnique de Lomé (EPL) / Université de Lomé, TOGO.
 
World Journal of Advanced Research and Reviews, 2023, 19(03), 595–607
Article DOI: 10.30574/wjarr.2023.19.3.1829
 
Publication history: 
Received on 29 July 2023; revised on 11 September 2023; accepted on 13 November 2023
 
Abstract: 
This research endeavors to create and produce an organic solar cell employing natural dyes as photoactive materials. The study follows a systematic approach, comprising the identification of suitable dyes, construction, and testing of Grätzel-type cells, and evaluation of the electrical output in relation to the cell's composition. Subsequently, a comparative analysis is conducted to gauge the efficiency of the cell based on the type of natural dye employed. The resulting solar cells demonstrated voltage outputs ranging from 607 mV to 646 mV. The natural dyes are ranked in ascending order of voltage production, with beet juice yielding the lowest and Guinea sorrel yielding the highest output. Notably, the fabricated cells achieve their peak voltages after approximately fifty-two minutes of continuous solar irradiation, following one minute of exposure.
 
Keywords: 
Organic Solar Cell; Natural Dye; Grätzel-Type Cell; Solar Irradiation; Voltage
 
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