Dual and Lensed Active Galactic Nuclei at Sub-arcsecond Separations Revealed through HST and LBT Observations
October 1, 2022
A recent study led by Filippo Mannucci (INAF/Osservatorio Astrofisico di Arcetri) reported observations by the Large Binocular Telescope and Hubble Space Telescope confirming candidates for
