Galactic population synthesis of radioactive nucleosynthesis ejecta Thomas Siegert, Moritz M. M. Pleintinger, Roland Diehl, Martin G. H. Krause, Jochen Greiner and Christoph Weinberger A&A, 672 (2023) A54 Published online: 30 March 2023 DOI: 10.1051/0004-6361/202244457