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ionosphere
Definição1
The atmospheric region containing significant concentrations of ions and electrons
Fonte1
AMERICAN METEOROLOGICAL SOCIETY. Glossary of meteorology. [S.l., última modificação 05 oct. 2015]. Disponível em: < http://glossary.ametsoc.org/wiki/Main_Page >. Acesso em: 19 out. 2021.
Definição2
Part of the atmosphere 50 km above the surface of the earth. Since the strength of the sun ’s radiation varies with latitude, the structure of the ionosphere varies over the surface of the earth.
Fonte2
CROCKER, David. Dictionary of aviation. 2nd ed. London: A&C, 2005.
Contexto
The effective coverage of an NDB is also limited at night when a skywave, reflected from the ionosphere is present at the receiver in addition to the vertically polarized ground wave on which the system depends during the day.
Subárea
Meteorology
Related Term
ionospheric storm
Français
ionosphère