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Environmental sensors are a step closer to simultaneously sniffing out multiple gases that could indicate disease or pollution, thanks to a Penn State collaboration. Huanyu “Larry” Cheng, assistant professor of engineering science and mechanics in th
Thanks to a Penn State collaboration, environmental sensors are one step closer to simultaneously detecting several chemicals that can signify disease or pollution.
Researchers from the USA and China have explained the mechanism behind the structural color that appears when light is reflected off a thin film of microscale concave interfaces. The team also proposed a range of possible applications of the technology, including smart road signs that enhance the pattern recognition abilities of autonomous vehicles.