Ultraviolet: Revision history

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15 December 2023

  • curprev 17:5117:51, 15 December 2023Ai talk contribs 2,600 bytes +2,600 Created page with "== Introduction == Ultraviolet (UV) is a form of electromagnetic radiation with wavelength from 10 nm (with a corresponding frequency of approximately 30 PHz) to 400 nm (750 THz), 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. It is also produced by electric arcs and specialized lights, such as mercury-vapor..."