Broad Balmer lines
broad energy pulses (or light waves) tell us about how much gas they're feeding on
Technical definition
A set of emission lines in the visible and ultraviolet part of the spectrum that are associated with ionized hydrogen.
broad energy pulses (or light waves) tell us about how much gas they're feeding on
A set of emission lines in the visible and ultraviolet part of the spectrum that are associated with ionized hydrogen.