[David Prutchi] has just shared his incredible work on making his own shortwave ultraviolet ... interference from background light, even very weak levels of UV are detectable.

Identification / Location Systems Material identification (ID) or forensic systems use the fluorescence response of materials, chemicals, markers or inks, water tracers (ground or surface), minerals .

UV lamps often use fluorescent sources, short-wave, and gas-discharge lamps. UV lamps emit UV light as one of three subtypes ... They support the analysis of minerals and gems. UV lamps can be used to ...

[David Prutchi] has just shared his incredible work on making his own shortwave ultraviolet ... interference from background light, even very weak levels of UV are detectable.

Herr Gteotowsky, at a recent meeting of the Society for the Advancement of the Manufacture of Mineral Oils ... kinds of such oils to the rays of light in glass balloons, he invariably found ...

Found all over the world, calcite is the most stable form of calcium carbonate and is the main mineral found in limestone.

This treatment method uses UV light — the part of the light spectrum that can give you a sunburn — to inactivate microorganisms. “Microorganisms don’t tolerate UV light that well.

President Donald Trump has questioned whether injecting people with disinfectants and exposing patients' bodies to UV light could help treat the coronavirus. The Reality Check team has been ...

Get yourself a handheld UV LED nail lamp like this one. This pen-like light has a 40-minute battery life, so it should work for quick fixes and even full manicures (though you might not want to ...

The first: They need to be applied more often than mineral sunscreens because they’re not photostable and break down upon exposure to UV light. Second, there have been studies suggesting that ...

Hospitals have embraced ultraviolet (UV) lights as a cleaning tool for years, using large, industrial-grade machines to decontaminate rooms. Now, smaller versions of UV sanitation lights are ...