Solar cells are subjected to a lot of harmful ultraviolet light, as they're typically placed for maximum sunlight exposure. A ...

The researchers concluded that taking 162 mg of quercetin daily from red onion skin extract could help lower blood pressure, ...

Researchers have developed a bio-based ultraviolet (UV) protection film that has the potential to replace conventional ...

Researchers from the University of Turku, Finland, have found a new way to protect solar cells from harmful UV radiation ...

Researchers at the University of Turku, Finland, investigated how to use bio-based materials to produce effective UV ...

University of Turku researchers find that nanocellulose films with red onion dye provide exceptional UV protection, ...

Nanocellulose dyed with red onion skin extract can protect solar cells from up to 99.9% of UV radiation up to 400 nanometers.

Red onions should have dry papery skins with no brown discoloration. Choose firm bulbs with even-coloured skins and no signs of sprouting; avoid any that look damp or smell musty. Red onions are ...

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 ...