Investigation on repetition rate and pulse duration influences on ablation efficiency of metals using a high average power Yb-doped ultrafast laserJ. Lopez, R. Torres, Y. Zaouter, P. Georges, M. Hanna, E. Mottay and R. KlingMATEC Web of Conferences, 8 (2013) 04010DOI: https://doi.org/10.1051/matecconf/20130804010