Probing autoionization decay lifetimes of the $4{\mathbf{d}}^{-1}6\mathbf{\ell }$ core-excited states in xenon using attosecond noncollinear four-wave-mixing spectroscopy

Nicolette G. Puskar, Patrick Rupprecht, Jan Dvořák +6

The decay of core-excited states is a sensitive probe of autoionization dynamics and correlation effects in many-electron systems, occurring on the fastest timescales. Xenon, with…