(CNN) — A rebel alliance claimed the capture of the biggest city in the Democratic Republic of Congo’s mineral-rich eastern region this week, pushing back against resistance from government ...
College of Chemistry and Materials Science, Sichuan Normal University, Chengdu 610066, P. R. China ...
Some are simply clear pieces of glass that have no other function, but you can also get a UV filter, which is designed to block out unwanted ultraviolet light to reduce the level of haze in an image.
You'll can choose between a powerful white LED, a UV light for activities like rock hunting, or a less intense red LED preferred by astronomers to preserve their night vision capabilities.
Exploration on Northern Lights Minerals projects in the Upper Eastmain Greenstone Belt in Quebec, Canada and the farm-in to and exploration of the Wapatik Gold-Copper Project.
A nanometer is one billionth of a meter. UV radiation has a shorter wavelength and is more energetic than visible light. Depending on its wavelength, it can get through the ozone layer and affect our ...
A UK research group has fabricated perovskite solar cells that can harvest energy from near-ultraviolet (UV-A) indoor LED lights. The devices achieved an efficiency of 26.19%, an open-circuit ...
Proactive oil and gas highlights: Tower Resources, Zephyr Energy, Pantheon Resources ...
Our findings provide insights that can be used for understanding the genesis of the emeralds in this deposit while shedding light on the geographic ... long-wave (365 nm) and short-wave (254 nm) UV ...
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