Rothhardt, J.J.RothhardtBilal, M.M.BilalBeerwerth, R.R.BeerwerthVolotka, A.V.A.V.VolotkaHilbert, V.V.HilbertStöhlker, T.T.StöhlkerFritzsche, S.S.FritzscheLimpert, J.J.Limpert2022-03-062022-03-062020https://publica.fraunhofer.de/handle/publica/25899310.1002/xrs.3079We propose to measure the lifetime of short-lived excited states in highly charged ions by pump-probe experiments. Utilizing two synchronized and delayed Femtosecond pulses allows accessing these lifetimes with Femtosecond precision. Such measurements could provide sensitive tests of state-of-the art atomic structure calculations beyond the capabilities of established methods.en620journal article