• Thumbnail for Gamma ray
    A gamma ray, also known as gamma radiation (symbol γ ), is a penetrating form of electromagnetic radiation arising from the radioactive decay of atomic...
    60 KB (7,399 words) - 22:06, 21 October 2024
  • Thumbnail for Gamma-ray burst
    In gamma-ray astronomy, gamma-ray bursts (GRBs) are immensely energetic explosions that have been observed in distant galaxies, being the brightest and...
    119 KB (12,984 words) - 18:50, 6 November 2024
  • Thumbnail for Gamma Ray (band)
    Gamma Ray is a German power metal band from Hamburg, founded and fronted by Kai Hansen after his departure from power metal band Helloween, in 1989. He...
    26 KB (2,525 words) - 14:01, 4 October 2024
  • Thumbnail for Gamma-ray astronomy
    Gamma-ray astronomy is a subfield of astronomy where scientists observe and study celestial objects and phenomena in outer space which emit cosmic electromagnetic...
    28 KB (3,296 words) - 06:41, 30 June 2024
  • gamma ray or gamma-ray in Wiktionary, the free dictionary. Gamma rays are a form of electromagnetic radiation. Gamma Ray may also refer to: Gamma Ray...
    568 bytes (109 words) - 21:23, 10 October 2022
  • Thumbnail for Gamma spectroscopy
    Gamma-ray spectroscopy is the qualitative study of the energy spectra of gamma-ray sources, such as in the nuclear industry, geochemical investigation...
    27 KB (3,330 words) - 22:53, 30 October 2024
  • A gamma-ray laser, or graser, is a hypothetical device that would produce coherent gamma rays, just as an ordinary laser produces coherent rays of visible...
    18 KB (1,926 words) - 06:56, 7 June 2024
  • Thumbnail for Fermi Gamma-ray Space Telescope
    The Fermi Gamma-ray Space Telescope (FGST, also FGRST), formerly called the Gamma-ray Large Area Space Telescope (GLAST), is a space observatory being...
    56 KB (5,615 words) - 18:28, 21 September 2024
  • Thumbnail for Gamma-ray spectrometer
    The study and analysis of gamma-ray spectra for scientific and technical use is called gamma spectroscopy, and gamma-ray spectrometers are the instruments...
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  • Thumbnail for Terrestrial gamma-ray flash
    A terrestrial gamma-ray flash (TGF), also known as dark lightning, is a burst of gamma rays produced in Earth's atmosphere. TGFs have been recorded to...
    28 KB (2,805 words) - 19:57, 14 April 2024
  • Thumbnail for Compton Gamma Ray Observatory
    The Compton Gamma Ray Observatory (CGRO) was a space observatory detecting photons with energies from 20 keV to 30 GeV, in Earth orbit from 1991 to 2000...
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  • Ultra-high-energy gamma rays are gamma rays with photon energies higher than 100 TeV (0.1 PeV). They have a frequency higher than 2.42 × 1028 Hz and a...
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  • Gamma ray observatory or Gamma Ray Observatory can refer to: Any observatory used for gamma ray astronomy. The Compton Gamma Ray Observatory, an observatory...
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  • Thumbnail for Electromagnetic spectrum
    radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and gamma rays. The electromagnetic waves in each of these bands have different...
    48 KB (4,877 words) - 22:07, 7 November 2024
  • Gamma Ray is the debut EP by Gamma Ray, a musical project by former Kyuss guitarist Josh Homme, released in 1996 by Man's Ruin Records. After the breakup...
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  • Thumbnail for Neil Gehrels Swift Observatory
    Swift Gamma-Ray Burst Explorer, is a NASA three-telescope space observatory for studying gamma-ray bursts (GRBs) and monitoring the afterglow in X-ray, and...
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  • Gamma ray logging is a method of measuring naturally occurring gamma radiation to characterize the rock or sediment in a borehole or drill hole. It is...
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  • Thumbnail for Telescope
    Telescope (section Gamma ray)
    of telescopes that worked in a wide range of wavelengths from radio to gamma-rays. The first purpose-built radio telescope went into operation in 1937....
    41 KB (3,934 words) - 14:47, 3 November 2024
  • A soft gamma repeater (SGR) is an astronomical object which emits large bursts of gamma-rays and X-rays at irregular intervals. It is conjectured that...
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  • Thumbnail for Cosmic ray
    neutrinos and gamma rays from blazar TXS 0506+056 in 2018, active galactic nuclei also appear to produce cosmic rays. The term ray (as in optical ray) seems...
    96 KB (10,552 words) - 14:25, 5 November 2024
  • Thumbnail for Gamma Ray discography
    This is a discography of Gamma Ray, a German heavy metal band, formed in 1988 in Hamburg, Germany. They have released eleven studio albums, four live...
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  • Thumbnail for X-ray
    wavelength shorter than those of ultraviolet rays and longer than those of gamma rays. Roughly, X-rays have a wavelength ranging from 10 nanometers to...
    105 KB (12,625 words) - 23:06, 7 November 2024
  • A gamma ray cross section is a measure of the probability that a gamma ray interacts with matter. The total cross section of gamma ray interactions is...
    19 KB (2,866 words) - 20:15, 31 October 2024
  • Thumbnail for IKAROS
    the variation in dust density while its Gamma-Ray Burst Polarimeter (GAP) measured the polarization of gamma-ray bursts during its six-month cruise. IKAROS...
    26 KB (2,441 words) - 12:52, 15 October 2024
  • The history of gamma-ray began with the serendipitous detection of a gamma-ray burst (GRB) on July 2, 1967, by the U.S. Vela satellites. After these satellites...
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  • Thumbnail for Two-photon physics
    be created. Photon–photon interactions limit the spectrum of observed gamma-ray photons at moderate cosmological distances to a photon energy below around...
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  • Thumbnail for Astronomy
    asteroids, and comets. Relevant phenomena include supernova explosions, gamma ray bursts, quasars, blazars, pulsars, and cosmic microwave background radiation...
    98 KB (10,186 words) - 18:32, 1 September 2024
  • Thumbnail for Gamma-ray burst progenitors
    Gamma-ray burst progenitors are the types of celestial objects that can emit gamma-ray bursts (GRBs). GRBs show an extraordinary degree of diversity. They...
    20 KB (2,862 words) - 01:20, 5 February 2023
  • Thumbnail for Electromagnetic radiation
    radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and gamma rays. Electromagnetic waves are emitted by electrically charged particles...
    82 KB (9,691 words) - 18:32, 8 November 2024
  • Thumbnail for Shrinivas Kulkarni
    (3) brown dwarfs and other sub-stellar objects, (4) soft gamma-ray repeaters, (5) gamma-ray bursts, and (6) optical transients. He made significant contributions...
    20 KB (1,738 words) - 17:47, 15 August 2024