gamma-ray astronomy wikipedia - EAS

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    https://en.wikipedia.org/wiki/Gamma-ray_astronomy

    Gamma-ray astronomy is the astronomical observation of gamma rays, the most energetic form of electromagnetic radiation, with photon energies above 100 keV. Radiation below 100 keV is classified as X-rays and is the subject of X-ray astronomy. In most known cases, gamma rays from solar

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    Observation of gamma rays first became possible in the 1960s. Their observation is much more problematic than that of X-rays or of visible light, because gamma-rays are comparatively rare, even a "bright" source needing an

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    Long before experiments could detect gamma rays emitted by cosmic sources, scientists had known that the universe should be producing them. Work by Eugene Feenberg

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    On June 19, 1988, from Birigüi (50° 20' W, 21° 20' S) at 10:15 UTC a balloon launch occurred which carried two NaI(Tl) detectors (600 cm total area) to an air pressure altitude of 5.5 mb for a total observation time of 6 hours. The supernova SN1987A

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    Swift, a NASA spacecraft, was launched in 2004 and carries the BAT instrument for gamma-ray burst observations. Following BeppoSAX and HETE-2, it has observed numerous X-ray and

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  2. https://en.wikipedia.org/wiki/Gamma_ray

    A gamma ray, also known as gamma radiation (symbol γ or ), is a penetrating form of electromagnetic radiation arising from the radioactive decay of atomic nuclei. It consists of the shortest wavelength electromagnetic waves, typically shorter than those of X-rays. With frequencies above 30 exahertz (30×10 Hz), it imparts the highest photon energy. Paul Villard, a French chemist and physicist, …

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  3. https://en.wikipedia.org/wiki/Category:Gamma-ray_astronomy

    Pages in category "Gamma-ray astronomy" The following 7 pages are in this category, out of 7 total. This list may not reflect recent changes ().

  4. https://de.wikipedia.org/wiki/Gammaastronomie
    • Weltraumgestützte Gammaastronomie
      Dieser Zweig der Astronomie ist noch relativ jung, da es auf der Erde nicht möglich ist, Gammastrahlen aus dem Weltraum aufzufangen, da diese von der Erdatmosphäre absorbiert werden. Wissenschaftler, die Gammastrahlenquellen im Weltraum untersuchen wollen, müssen …
    • Gammaastronomie am Erdboden
      Mit bildgebenden Tscherenkow-Teleskopen ist es seit Anfang der 2000er Jahre möglich, Gammastrahlen indirekt vom Erdboden aus zu beobachten, indem man die Wechselwirkung der kosmischen Gammastrahlung mit der Erdatmosphäre beobachtet. Hierbei entstehen beim Zusa…
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    • ガンマ線天文学 - Gamma-ray astronomy - Wikipedia

      https://ja2ja.wiki/wiki/Gamma-ray_astronomy

      This page is based on the copyrighted Wikipedia article "Gamma-ray_astronomy" ; it is used under the Creative Commons Attribution-ShareAlike 3.0 Unported License. You may redistribute it, verbatim or modified, providing that you comply with the terms of the CC-BY-SA. Cookie-policy

    • https://en.wikipedia.org/wiki/Astronomy

      Gamma ray astronomy observes astronomical objects at the shortest wavelengths of the electromagnetic spectrum. Gamma rays may be observed directly by satellites such as the Compton Gamma Ray Observatory or by specialized …

    • https://de.wikipedia.org/wiki/High_Energy_Gamma_Ray_Astronomy

      High Energy Gamma Ray Astronomy (HEGRA) war ein Experiment zum Nachweis hochenergetischer Gammastrahlen von astronomischen Objekten. HEGRA war von 1987 bis 2002 in 2200 m Höhe am Roque-de-los-Muchachos-Observatorium auf der Kanareninsel La Palma in Betrieb. Mit verschiedenen Detektortypen zum Nachweis der Sekundärteilchen in Luftschauern …

    • https://es.wikipedia.org/wiki/High_Energy_Gamma_Ray_Astronomy

      HEGRA es el acrónimo del inglés High-Energy-Gamma-Ray Astronomy o Astronomía de Rayos Gamma de Alta Energía.Fue un complejo de detectores que funcionó en el Observatorio del Roque de los Muchachos en la Isla de La Palma entre 1987 y 2002, año en el que fue desmantelado para dejar sitio al telescopio Cherenkov MAGIC. HEGRA fue construido por una colaboración …

    • https://en.wikipedia.org/wiki/Great_Observatories_program

      Gamma rays had been examined above the atmosphere by several early space missions. During its High Energy Astronomy Observatory Program in 1977, NASA announced plans to build a "great observatory" for gamma-ray astronomy.The Gamma Ray Observatory (GRO), renamed Compton Gamma-Ray Observatory (CGRO), was designed to take advantage of the major advances in …

    • https://fr.wikipedia.org/wiki/Astronomie_gamma

      INTEGRAL, INTErnational Gamma-Ray Astrophysics Laboratory, de l'ESA, lancé en 2002, et le téléscope spatial Fermi-GLAST (qui contient les instruments LAT et GBM), lancé par la NASA en juin 2008, sont les principales activités actuelles. Au total, ce sont plus de 3000 objets ont été répertoriés dans cette catégorie [4].



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