was on energetic, whereas in 2019, we attempted to temporally compress the proton beam. In 2021 and 2022, the focus shifted to stopping power experiments necessitating the shortest possible bunches, which [...] 68.5 MeV and F 7+ energies of up to 180 MeV. parameter protons (2014) protons (2019) C 4+ protons (2022) mean energy 9.7 MeV 7.72 MeV 0.60 MeV 0.63 MeV energy spread (width at 20%) 2.7 % 4.9 % not measured [...] Brabetz, C., Kroll, F., Brack, F.-E., Ehret, M., Blažević, A., Schramm, U., Bagnoud, V., & Roth, M. (2022). Analyzing the filamentation of MeV-range proton bunches in a laser-driven ion beamline and optimizing