cosmical rays

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• Sun — This article is about the star. For other uses, see Sun (disambiguation). The Sun …   Wikipedia

• Plasma cosmology — [ Hannes Alfvén suggested that, by scaling laboratory results by a factor of 109, he could extrapolate magnetospheric conditions. Another scaling jump of 109 was required to extrapolate to galactic conditions, and a third jump of 109 was required …   Wikipedia

• Eugene Parker — Eugene N. Parker (born 10 June, 1927) is an American solar astrophysicist who received his B.S. degree in physics from Michigan State University in 1948 and Ph.D., from Caltech in 1951. He is most famous for developing, in the mid 1950s, the… …   Wikipedia

• John Ernst Worrell Keely — (September 3 1827 – November 18 1898) was a US inventor from Philadelphia who invented the Keely Motor which he claimed to be capable of perpetual motionfact|cite where he said this|October 2008. Keely invented, reportedlyfact|cite where this is… …   Wikipedia

• Alfvén wave — An Alfvén wave, named after Hannes Alfvén, is a type of magnetohydrodynamic wave. Mathematical definition An Alfvén wave in a plasma is a traveling oscillation of the ions and the magnetic field. The ion mass density provides the inertia and the… …   Wikipedia

• Astrophysical plasma — An astrophysical plasma is a plasma (an ionized gas) the physical properties of which are studied as part of astrophysics. Much of the baryonic matter of the universe is thought to consist of plasma, a state of matter in which atoms and molecules …   Wikipedia

• Noctilucent cloud — Polar mesospheric cloud Noctilucent clouds over Kuresoo bog, Viljandimaa, Estonia Abbreviation NLC/PMC Altitude …   Wikipedia

• Rede Lecture — The Sir Robert Rede s Lecturer is an annual appointment to give a public lecture, the Sir Robert Rede s Lecture (usually Rede Lecture) at the University of Cambridge. [See [http://janus.lib.cam.ac.uk/db/node.xsp?id=Glossary%2FRede%20Lectures] .… …   Wikipedia

• History of geophysics — The historical development of geophysics has been motivated by two factors. One of these is research curiosity of humankind related to Planet Earth and its several components, its events and its problems. The second one is economically usage of… …   Wikipedia

• Eugene N. Parker — Eugene Newman Parker (* 10. Juni 1927 in Houghton, Michigan) ist ein US amerikanischer Astrophysiker. Inhaltsverzeichnis 1 Biographie 2 Werke 3 Ehrungen 4 …   Deutsch Wikipedia

• Eugene Parker — Pour les articles homonymes, voir Parker. Eugene Newman Parker (né le 10 juin 1927) est un astrophysicien américain spécialiste du soleil. Après avoir étudié à l Université de l État du Michigan et au Caltech, il développe au milieu des années… …   Wikipédia en Français