It was found that the onion-dye film performed best, blocking 99.9% of UV light with a wavelength of up to 400 nanometers. That said, it still allowed over 80% of visible light transmission at longer ...
MANOR TOWNSHIP, Pa. (WHTM) — Police in Lancaster County are investigating an incident where a food-grade dye was accidentally dumped into a creek on Saturday morning. “It is a shocking color,” said ...
Even from a distance, a sea change was evident Wednesday as a New York State Department of Environmental Conservation boat left a ramp at Theodore Roosevelt Memorial Park and motored toward a red ...
Researchers investigated how to use bio-based materials to produce effective UV protection films for solar cells. The study was the first to compare how the properties of different bio-based 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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