Search for ${}^{22}$Na in novae supported by a novel method for measuring femtosecond nuclear lifetimes

C. Fougères, F. de Oliveira Santos, J. José +58

Classical novae are thermonuclear explosions in stellar binary systems, and important sources of ${}^{26}$Al and ${}^{22}$Na. While gamma rays from the decay of the former radioisotope…