Borromean-symbol classical + Hammer 1996 11Li nuclear-borromean; modern modern foundational + halo-nuclei + 6He / 9Be 2024 ab-initio.
Borromean-symbol classical + Hammer 1996 11Li nuclear-borromean; modern modern foundational + halo-nuclei + 6He / 9Be 2024 ab-initio.