The amazing progress of high-power ultrafast thin-disk lasersClara J. Saraceno, Dirk Sutter, Thomas Metzger and Marwan Abdou AhmedJ. Eur. Opt. Soc.-Rapid Publ., 15 1 (2019) 15DOI: https://doi.org/10.1186/s41476-019-0108-1