cosmic-ray proton

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• Cosmic ray spallation — Nucleosynthesis Stellar nucleosynthesis Big Bang nucleosynthesis Supernova nucleosynthesis Cosmic ray spallation …   Wikipedia

• Ultra-high-energy cosmic ray — Unsolved problems in physics Why is it that some cosmic rays appear to possess energies that are theoretically too high? In high energy physics, an ultra high energy cosmic ray (UHECR) or extreme energy cosmic ray (EECR) is a cosmic ray with an… …   Wikipedia

• Extragalactic cosmic ray — Extragalactic cosmic rays are very high energy particles that flow into our solar system from beyond our galaxy. The energies these particles possess are in excess of 1015 eV. Origin Unlike solar or galactic cosmic rays, little is known about the …   Wikipedia

• Institute for Cosmic Ray Research — The Institute for Cosmic Ray Research (ICRR) of the University of Tokyo (東京大学宇宙線研究所 Tōkyōdaigaku Uchūsen Kenkyūjo ) was established in 1976 for the study of cosmic rays. [ [http://www.icrr.u tokyo.ac.jp/intro/intro e.html ICRR / About ICRR ] ]… …   Wikipedia

• Cosmic Rays — Die Kosmische Strahlung (engl. Cosmic Rays), früher auch Höhenstrahlung genannt, ist eine hochenergetische Teilchenstrahlung aus dem Weltall. Sie besteht vorwiegend aus Protonen, daneben aus Elektronen und vollständig ionisierten Atomen. Auf die… …   Deutsch Wikipedia

• Proton — For other uses, see Proton (disambiguation). This article is about the proton as a subatomic particle. For the aqueous form of the hydrogen ion often encountered in biochemistry, see Hydronium. Proton The quark structure of the proton. (The color …   Wikipedia

• Cosmic string — Not to be confused with string in string theory. Cosmic strings are hypothetical 1 dimensional (spatially) topological defects which may have formed during a symmetry breaking phase transition in the early universe when the topology of the vacuum …   Wikipedia

• Health threat from cosmic rays — The health threat from cosmic rays is the danger posed by cosmic rays generated by the Sun and other stars to astronauts on interplanetary missions.Cosmic rays consists of high energy protons and other nuclei.They are one of the most important… …   Wikipedia

• Gamma-ray astronomy — is the astronomical study of the cosmos with gamma rays. Early history Long before experiments could detect gamma rays emitted by cosmic sources, scientists had known that the universe should be producing these photons. Work by Eugene Feenberg… …   Wikipedia

• International Gamma-Ray Astrophysics Laboratory — Pour les articles homonymes, voir Intégral. International Gamma Ray Astrophysics Laboratory Caractéristiques Organisation ESA, NASA, RKA Domaine Étude des rayons gamma et X …   Wikipédia en Français

• Greisen–Zatsepin–Kuzmin limit — The Greisen–Zatsepin–Kuzmin limit (GZK limit) is a theoretical upper limit on the energy of cosmic rays (high energy charged particles from space) coming from distant sources. The limit is 5×1019 eV, or about 8 joules. The limit is set by slowing …   Wikipedia