no code implementations • 12 Jan 2021 • J. Yang, I. van Bemmel, Z. Paragi, S. Komossa, F. Yuan, X. Yang, T. An, J. Y. Koay, C. Reynolds, J. B. R. Oonk, X. Liu, Q. Wu
Broad Balmer emission lines in active galactic nuclei (AGN) may display dramatic changes in amplitude, even disappearance and re-appearance in some sources.
High Energy Astrophysical Phenomena Astrophysics of Galaxies
