Euclid: Quick Data Release (Q1) -- Dual active galactic nuclei in low-mass galaxies
M. Mezcua·M. Scialpi·F. Ricci·T. Matamoro Zatarain·S. Visser·H. J. A. Röttgering·C. Hernández Gutiérrez·L. Ulivi·L. Spinoglio·D. Stern·R. Pucha·B. Altieri·P. Battaglia·A. Biviano·M. Brescia·S. Camera·G. Cañas-Herrera·B. Laloux·M. Siudek·A. Eróstegui·A. Feltre·L. Bisigello·C. Saulder·J. H. Knapen·H. Domínguez Sánchez·G. Zamorani·K. Rubinur·J. Calhau·F. Shankar·A. Viitanen·S. Andreon·N. Auricchio·M. Baldi·S. Bardelli·F. Dubath·X. Dupac·K. George·C. Giocoli·J. Gracia-Carpio·A. Grazian·F. Grupp·S. V. H. Haugan·J. Hoar·H. Hoekstra·W. Holmes·I. M. Hook·F. Hormuth·A. Hornstrup·K. Jahnke·M. Jhabvala·S. Kermiche·B. Kubik·M. Kümmel·H. Kurki-Suonio·A. M. C. Le Brun·S. Ligori·P. B. Lilje·V. Lindholm·I. Lloro·G. Mainetti·D. Maino·E. Maiorano·M. Martinelli·N. Martinet·F. Marulli·R. J. Massey·E. Medinaceli·S. Mei·V. Capobianco·C. Carbone·J. Carretero·M. Castellano·G. Castignani·S. Cavuoti·K. C. Chambers·A. Cimatti·C. Colodro-Conde·G. Congedo·C. J. Conselice·L. Conversi·Y. Copin·F. Courbin·H. M. Courtois·M. Cropper·H. Degaudenzi·G. de Lucia·C. Dolding·H. Dole·M. Farina·R. Farinelli·F. Faustini·S. Ferriol·M. Frailis·E. Franceschi·M. Fumana·S. Galeotta·B. Gillis·M. Kunz·O. Mansutti·O. Marggraf
Dual active galactic nuclei (AGNs) are expected in hierarchical galaxy evolution models, in which low-mass galaxies merge to build more massive ones. While observational evidence for dual AGNs is growing in massive galaxies, no clear detection has yet been found in the low-mass regime. We used photometry and spectroscopy from the first Euclid Quick Data Release, combined with a collection of multi-wavelength data from the Dark Energy Spectroscopic Instrument (DESI), the LOw-Frequency ARray (LOFA
