scholarly journals Formic Acid reductant-Sodium Lauryl Sulphate Surfactant enhanced photogalvanic effect of Indigo Carmine dye sensitizer for simultaneous solar energy conversion and storage

2021 ◽  
Vol 7 ◽  
pp. 3628-3638
Author(s):  
Pooran Koli ◽  
Ramesh Kumar Pareek ◽  
Yashodhara Dayma ◽  
Meenakshi Jonwal
Author(s):  
K. M. Gangotri ◽  
C Lal

The photogalvanic effect was studied in a photogalvanic cell containing Ethylene-diaminetetra-acetic acid as reductant and methylene blue and thionine as photosensitizers. The photopotential and photocurrent generated were 752.0 mV and 90.0 μA, respectively. The observed conversion efficiency was 0.43 per cent and the maximum output of cell was 67.68 μW. The photogalvanic cell can be used for 30 min in the dark. The effects of different parameters on electrical output of the cell were observed, and a mechanism for the generation of photocurrent in photogalvanic cells has also been proposed.


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