TERMIUM Plus®

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SUPERGRANULE [1 record]

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Record 1 1979-04-23

English

Subject field(s)
  • The Sun (Astronomy)
CONT

Hart (1956) first showed a coherence in motions in the solar photosphere over dimensions of [20,000 - 40,000] km. Leighton, Noyes and Simon (1962) studied the photosphere velocities using their two-dimensional Doppler photographic technique and discovered the slowly shifting pattern of upwelling fluid over scales of [30,000] km that they called supergranules.

French

Domaine(s)
  • Soleil (Astronomie)
CONT

(...) la supergranulation donne immédiatement la clé de la structure réticulaire du champ magnétique observée à la surface du Soleil: les mouvements dans les supergranules sont en surface presque horizontaux, et vont du centre vers la frontière des cellules, entraînant le champ magnétique (...)

Spanish

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