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Ultraviolet ( UV) light is electromagnetic radiation of wavelengths of 10–400 nanometers, shorter than that of visible light, but longer than X-rays. UV radiation is present in sunlight, and constitutes about 10% of the total electromagnetic radiation output from the Sun.
May 31, 2024 · Learn about ultraviolet radiation, the portion of the electromagnetic spectrum between visible light and X-rays. Find out how it is produced, how it interacts with matter, and what are its benefits and risks for humans and the environment.
Sep 15, 2017 · Ultraviolet light is a type of electromagnetic radiation that makes black-light posters glow, and is responsible for summer tans — and sunburns. However, too much exposure to UV...
Mar 8, 2024 · UV curing describes the process of joining strands of molecules called polymers using ultraviolet light to fix them quickly. It has many applications, including adhesives, solar panels, eyeglasses, and food packaging.
Mar 9, 2016 · Learn about the types, sources, effects and protection of UV radiation from the World Health Organization. Find out how ozone depletion, season, time, altitude, clouds and reflection affect your UV exposure and risk of skin cancer.
Aug 10, 2016 · Learn about ultraviolet (UV) light, its sources, effects, and applications in astronomy and Earth science. See images and examples of UV waves from the Sun, stars, galaxies, and aurorae.
Apr 1, 2023 · Learn about ultraviolet light, the portion of the electromagnetic spectrum between x-rays and visible light. Find out how UV light affects the human body, animals, and the environment, and what are its applications in disinfection, tanning, phototherapy, and more.
