• Thumbnail for Ultraviolet
    Ultraviolet radiation, also known as simply UV, is electromagnetic radiation of wavelengths of 10–400 nanometers, shorter than that of visible light,...
    125 KB (13,500 words) - 00:04, 3 June 2025
  • X-rays. Ultraviolet, UltraViolet, or Ultra Violet may also refer to: Ultraviolet (TV serial), a 1998 British television miniseries Ultraviolet (film),...
    4 KB (415 words) - 11:56, 10 February 2025
  • Thumbnail for Ultraviolet index
    The ultraviolet index, or UV index, is an international standard measurement of the strength of the sunburn-producing ultraviolet (UV) radiation at a...
    23 KB (2,215 words) - 10:53, 29 May 2025
  • Ultraviolet is a 2006 American science fiction action film written and directed by Kurt Wimmer and produced by Screen Gems. The film stars Milla Jovovich...
    15 KB (1,547 words) - 04:05, 3 April 2025
  • In theoretical physics, ultraviolet completion, or UV completion, of a quantum field theory is the passing from a lower energy quantum field theory to...
    3 KB (305 words) - 05:42, 12 June 2024
  • Thumbnail for Ultraviolet catastrophe
    The ultraviolet catastrophe, also called the Rayleigh–Jeans catastrophe, was the prediction of late 19th century and early 20th century classical physics...
    9 KB (1,050 words) - 15:09, 2 May 2025
  • In physics, an ultraviolet divergence or UV divergence is a situation in which an integral, for example a Feynman diagram, diverges because of contributions...
    6 KB (745 words) - 05:20, 10 April 2025
  • Papilionoidea superfamily, use two ultraviolet signals, UV reflectance or absorbance as a communication system. The ultraviolet region is the part of the electromagnetic...
    10 KB (1,418 words) - 20:02, 19 October 2024
  • Thumbnail for Ultraviolet germicidal irradiation
    Ultraviolet germicidal irradiation (UVGI) is a disinfection technique employing ultraviolet (UV) light, particularly UV-C (180–280 nm), to kill or inactivate...
    78 KB (9,343 words) - 16:15, 22 May 2025
  • Ultraviolet by Paul Pairet is a single-table restaurant in Shanghai, China, opened in May 2012 by French chef Paul Pairet and the VOL Group. In October...
    17 KB (1,521 words) - 06:12, 22 May 2025
  • American pop singer-songwriter, and creator of the club-pop music project Ultraviolet Sound. Hudson's previous record label, S-Curve Records, folded before...
    20 KB (773 words) - 02:51, 21 October 2024
  • Photokeratitis or ultraviolet keratitis is a painful eye condition caused by exposure of insufficiently protected eyes to the ultraviolet (UV) rays from...
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  • Thumbnail for Ultraviolet light therapy
    Ultraviolet light therapy or ultraviolet phototherapy is a treatment for psoriasis, atopic skin disorder, vitiligo and other skin diseases. Ultraviolet...
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  • Ultraviolet photoelectron spectroscopy (UPS) refers to the measurement of kinetic energy spectra of photoelectrons emitted by molecules that have absorbed...
    9 KB (922 words) - 15:18, 22 May 2025
  • Thumbnail for Ultraviolet photography
    Ultraviolet photography is a photographic process of recording images by using radiation from the ultraviolet (UV) spectrum only. Images taken with ultraviolet...
    12 KB (1,427 words) - 14:10, 27 February 2025
  • UltraViolet was a cloud-based digital rights locker for films and television programs that allowed consumers to store proofs-of-purchase of licensed content...
    42 KB (4,215 words) - 21:27, 15 March 2025
  • Thumbnail for Tetrachromacy
    many birds are tetrachromats with a fourth color in the ultraviolet, humans cannot see ultraviolet light directly because the lens of the eye blocks most...
    26 KB (2,781 words) - 21:46, 22 May 2025
  • Thumbnail for Extreme ultraviolet
    Extreme ultraviolet radiation (EUV or XUV) or high-energy ultraviolet radiation is electromagnetic radiation in the part of the electromagnetic spectrum...
    13 KB (1,518 words) - 20:17, 23 May 2025
  • Thumbnail for Ultraviolet–visible spectroscopy
    Ultraviolet–visible spectrophotometry (UV–Vis or UV-VIS) refers to absorption spectroscopy or reflectance spectroscopy in part of the ultraviolet and...
    34 KB (4,440 words) - 01:30, 8 May 2025
  • Ultraviolet is a novelization of the science fiction film of the same name. It was adapted by Yvonne Navarro from the screenplay written by Kurt Wimmer...
    1 KB (74 words) - 09:16, 30 March 2025
  • Thumbnail for Extreme ultraviolet lithography
    Extreme ultraviolet lithography (EUVL, also known simply as EUV) is a technology used in the semiconductor industry for manufacturing integrated circuits...
    125 KB (14,581 words) - 14:06, 1 June 2025
  • Thumbnail for Light therapy
    neurodermatitis, psoriasis, acne vulgaris, and eczema with ultraviolet light is called ultraviolet light therapy. Exposure to UV-B light at wavelengths of...
    57 KB (6,473 words) - 19:52, 24 May 2025
  • Thumbnail for Ultraviolet astronomy
    Ultraviolet astronomy is the observation of electromagnetic radiation at ultraviolet wavelengths between approximately 10 and 320 nanometres; shorter wavelengths—higher...
    9 KB (863 words) - 04:03, 27 February 2025
  • Thumbnail for Electromagnetic spectrum
    frequency these are: radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and gamma rays. The electromagnetic waves in each of these bands...
    47 KB (4,685 words) - 15:35, 12 May 2025
  • Ultraviolet is the only studio album by American rapper and singer Kid Sister, released on November 17, 2009 by Universal Republic Records. It was initially...
    20 KB (1,361 words) - 04:15, 30 May 2025
  • Ultraviolet is a 1998 British television series written and directed by Joe Ahearne and starring Jack Davenport, Susannah Harker, Idris Elba, and Philip...
    12 KB (1,588 words) - 20:56, 11 September 2024
  • Thumbnail for Electromagnetic radiation
    wavelength, ranging from radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and gamma rays. All forms of EMR travel at the speed of light...
    85 KB (10,023 words) - 00:11, 25 May 2025
  • The Ultraviolet Grasslands, subtitled "Psychedelic Metal Roleplaying", is a post-apocalyptic science fantasy role-playing game setting published by indie...
    8 KB (964 words) - 19:44, 21 November 2024
  • Ultraviolet-sensitive beads (UV beads) are beads that are colorful in the presence of ultraviolet radiation. Ultraviolet rays are present in sunlight and...
    1 KB (105 words) - 10:25, 7 June 2023
  • Thumbnail for Sun tanning
    color is darkened or tanned. It is most often a result of exposure to ultraviolet (UV) radiation from sunlight or from artificial sources, such as a tanning...
    35 KB (3,630 words) - 19:52, 15 April 2025