Alfvén wave

1942 Alfvén wave

The book of science

Tom Sharp

Hannes Alfvén electromagnetism

Alfvén wave

Random waves

Not to be confused

Hannes Alfvén proposed that plasmas with magnetic and electric fields pervade space, causing “a network of currents which transfer energy and momentum over large or very large distances.”

The existence of the sunspot cycle shows that the motions in the convection zone are not entirely random.

See also in The book of science:

Readings in wikipedia: