We wish to acknowledge the support of the staff at the Central Laser Facility. This project has received funding from the European Research Council (ERC) under the European Union's Horizon 2020 research and innovation programme (grant agreement no 682399), as well as support from the John Adams Institute for Accelerator Science (STFC: ST/P002021/1, ST/V001639/1), the EPSRC (EP/S001379/1, EP/V044397/1, EP/N027175/1), the US DOE grant No. DE-SC0022109, the Knut and Alice Wallenberg Foundation (KAW 2019.0318), the Swedish Research Council (2019-04784), and the Helmholtz Association (VH-NG-1338).

The data contained in this repository was used in the production of the publication "Extended X-ray absorption spectroscopy using an ultrashort pulse laboratory-scale laser-plasma accelerator"