Appleton layer

See under F layer.
[1930-35; named after Sir E. V. APPLETON]

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      upper layer (called F2) of the F region (q.v.) of the ionosphere.

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Universalium. 2010.

Look at other dictionaries:

  • Appleton layer — n. [after Sir Edward Appleton (1892 1965), Eng scientist] the F2 layer of the ionosphere: see F LAYER …   English World dictionary

  • Appleton layer — The F2 layer of the ionosphere, which is located at an approximate height of 110 to 210 miles (180–350 km). The height of this layer varies in summers and winters as well as during the day and the night. It affects daytime propagation and… …   Aviation dictionary

  • Appleton layer — noun the highest region of the ionosphere (from 90 to 600 miles up) which contains the highest concentration of free electrons and is most useful for long range radio transmission • Syn: ↑F layer, ↑F region • Instance Hypernyms: ↑region, ↑part •… …   Useful english dictionary

  • Layer — may refer to: * A layer of dieposits found on archaeological excavation isolated as a single context in the stratigraphy of the site * A layer hen, a hen raised to produce eggs. * In abstraction, a layer is an abstract place conceived as having… …   Wikipedia

  • Appleton , Sir Edward Victor — (1892–1965) British physicist Appleton was born in Bradford and studied physics at Cambridge University from 1910 to 1913. During World War I, while he was serving in the Royal Engineers, he developed the interest in radio that was to influence… …   Scientists

  • Appleton, Sir Edward Victor — ▪ British physicist born Sept. 6, 1892, Bradford, Yorkshire, Eng. died April 21, 1965, Edinburgh, Scot.       British winner of the Nobel Prize for Physics in 1947 for his discovery of the so called Appleton layer of the ionosphere, which is a… …   Universalium

  • 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

  • Appleton,Sir Edward Victor — Appleton, Sir Edward Victor. 1892 1965. British physicist. He won a 1947 Nobel Prize for his discovery of the F layer of the ionosphere. * * * …   Universalium

  • Appleton, Sir Edward Victor — SUBJECT AREA: Broadcasting, Telecommunications [br] b. 6 September 1892 Bradford, England d. 21 April 1965 Edinburgh, Scotland [br] English physicist awarded the Nobel Prize for Physics for his discovery of the ionospheric layer, named after him …   Biographical history of technology

  • Appleton layers — /ˈæpəltən leɪəz/ (say apuhltuhn layuhz) plural noun the upper layers of the ionosphere, beyond the Heaviside layer, important in the reflection of radio waves. See F layer. {named after Sir Edward Appleton} …   Australian English dictionary

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