The ultraviolet index measures the intensity of the sun's harmful rays. Learning how to read it can help you protect your ...

Magnetic micropillar arrays consist of tiny, vertical pin-shaped structures, arranged in a grid-like pattern. These ...

Whether you enjoy golfing, boating, gardening, relaxing at the beach or simply spending time outdoors, protecting yourself ...

In this work, for the first time, a sub-250 nm light-emitting diode (LED) is investigated as a light source for optical detection in chemical analysis. A 235 nm deep ultraviolet-light-emitting diode ...