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Scientists turned to a red onion to improve solar cells — and it could make solar power more sustainable
Red onion dye could be the missing ingredient required to bolster ultraviolet (UV) protection for solar cells, scientists say. Solar cells are typically coated with a petroleum-based film to protect ...
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Nanocellulose treated with red onion dye provides effective UV protection for solar cells
Researchers at the University of Turku, Finland, investigated how to use bio-based materials to produce effective UV ...
In the picture, a film dyed with red onion skin extract and dye-sensitised solar cells. The films were placed on top of the solar cells in the study. Researchers at the University of Turku, Finland, ...
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