A study of velocity fields in the H [alpha] chromosphere by means of time-lapse Doppler movies
NOTE: Text or symbols not renderable in plain ASCII are indicated by [...]. Abstract is included in .pdf document. The technique of Leighton for making Doppler spectroheliograms has been extended to movies. Doppler movies made in H [alpha] from the core show a class of upgoing features with a 113 ±...