Rijs, C; Rajaguru, S. P; Przybylski, D; Moradi, H; Cally, P. S; Shelyag, S
(IOP Publishing, 2016-01)
The well-observed acoustic halo is an enhancement in time-averaged Doppler velocity and intensity power with
respect to quiet-Sun values that is prominent for the weak and highly inclined field around the penumbra ...