- lower layer of ionosphere
- нижний слой ионосферы
English-Russian dictionary of telecommunications. 2015.
lower layer of ionosphere
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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 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 — 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
layer — Synonyms and related words: Appleton layer, F layer, Heaviside Kennelly layer, Van Allen belt, arrange in layers, belt, bookie, chemosphere, delaminate, desquamate, exfoliate, flake, ionosphere, isothermal region, laminate, lay down, lay up,… … Moby Thesaurus
Ozone layer — The ozone layer is a layer in Earth s atmosphere which contains relatively high concentrations of ozone (O3). This layer absorbs 97–99% of the Sun s high frequency ultraviolet light, which is potentially damaging to the life forms on Earth.[1] It … Wikipedia
F1 layer — The lower layer of the ionosphere, it has the best concentrations of ions about 106/cm3 . Its height is around 100 miles (160 km). Its height varies in summers and winters as well as during the days and nights. It affects daytime radio wave… … Aviation dictionary
Double layer (plasma) — This article is about the structure in plasma physics. For other uses, see Double layer. Saturnian aurora whose reddish colour is characteristic of ionized hydrogen plasma.[1] Powered by the Saturnian equivalent of (filamentary) Birkeland… … Wikipedia
f1 layer — ˈef|wən noun Usage: usually capitalized F : the lower and usually less densely ionized of the two layers into which the F region of the ionosphere splits in the daytime occurring at varying heights from about 90 to 150 miles above the earth s… … Useful english dictionary
Heaviside layer — /ˈhɛvisaɪd leɪə/ (say heveesuyd layuh) noun the lower region, or regions, of the ionosphere chiefly responsible for the reflection of radio waves of certain frequencies, thus making long distance radio communication possible. Also, E layer,… …
F1 layer — noun Date: 1933 the lower of the two layers into which the F region of the ionosphere splits in the daytime that occurs at varying heights from about 80 to 120 miles (130 to 200 kilometers) above the earth s surface … New Collegiate Dictionary
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
