lower ionosphere

См. также в других словарях:

• ionosphere and magnetosphere — ▪ atmospheric science Introduction       regions of Earth s (Earth) atmosphere in which the number of electrically charged particles ions (ion) and electrons (electron) are large enough to affect the propagation of radio waves (electromagnetic… …   Universalium

• Ionosphere — The ionosphere is a part of the upper atmosphere, comprising portions of the mesosphere, thermosphere and exosphere, distinguished because it is ionized by solar radiation. It plays an important part in atmospheric electricity and forms the inner …   Wikipedia

• ionosphere — Synonyms and related words: Appleton layer, CAT, F layer, Heaviside Kennelly layer, Van Allen belt, aerospace, aerosphere, air hole, air pocket, airspace, belt, bump, ceiling, chemosphere, crosswind, empty space, favorable wind, fog, front, head… …   Moby Thesaurus

• Schumann resonances — The Schumann resonances (SR) are a set of spectrum peaks in the extremely low frequency (ELF) portion of the Earth s electromagnetic field spectrum. Schumann resonances are global electromagnetic resonances, excited by lightning discharges in the …   Wikipedia

• atmosphere — atmosphereless, adj. /at meuhs fear /, n., v., atmosphered, atmosphering. n. 1. the gaseous envelope surrounding the earth; the air. 2. this medium at a given place. 3. Astron. the gaseous envelope surrounding a heavenly body. 4. Chem. any… …   Universalium

• High Frequency Active Auroral Research Program — HAARP is often confused with Project HARP, the High Altitude Research Project (a joint project of The Pentagon and the Canadian Department of National Defence).The High Frequency Active Auroral Research Program (HAARP) is an investigation project …   Wikipedia

• Karl Rawer — Karl Maria Alois Rawer (* 19. April 1913 in Neunkirchen (Saar)) ist ein deutscher Physiker und Forscher im Bereich Hochatmosphäre und Ionosphäre.[1] Er entwickelte 1940 ein Verfahren für die Vorhersage der Ausbreitung der Kurzwellen, mit dessen… …   Deutsch Wikipedia

• Mars 96 — Model of the Mars 96 Orbiter Operator Russian Space Forces Mis …   Wikipedia

• Upper-atmospheric lightning — is an obsolete term that is no longer used by researchers to refer to a family of electrical breakdown phenomena that occurs well above the altitudes of normal lightning. Current usage favors Transient Luminous Event (TLE) to refer to one of the… …   Wikipedia

• Solar proton event — A Solar proton event occurs when protons emitted by the Sun become accelerated to very high energies either close to the Sun during a solar flare or in interplanetary space by the shocks associated with coronal mass ejections. These high energy… …   Wikipedia

• Phénomènes lumineux transitoires — Pour les articles homonymes, voir TLE. Les différentes formes de phénomènes lumineux éphémères …   Wikipédia en Français