radiative zone — An Etymological Dictionary of Astronomy and Astrophysics

radiative zone

زنار ِ تابشی

zonâr-e tâbeši

Fr.: zone radiative

The region of a star in which the energy generated by → nuclear fusion in the core is transferred outward by → electromagnetic radiation and not by → convection. Such zones occur in the interior of
low-mass stars, like the Sun, and the envelopes of → massive star.
The radiative zone of the Sun starts at the edge of the core of the Sun, about 0.2 solar radii, and extends up to about 0.7 radii, just below the → convective zone.

See also: → radiative; → zone.

An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک