1. Centre for Plasma Physics, School of Mathematics and Physics, Queen’s University Belfast, Belfast BT7 1NN, United Kingdom
2. Department of Physics, The Ohio State University, Columbus, Ohio 43210, USA
3. Central Laser Facility, Rutherford Appleton Laboratory, Didcot, Oxfordshire OX11 0QX, United Kingdom
4. LULI, Ecole Polytechnique, CNRS, Route de Saclay, 91128 Palaiseau Cedex, France
5. Institut für Kernphysik, Technische Universität Darmstadt, Schloßgartenstrasse 9, D-64289 Darmstadt,Germany
6. Propulsion Systems Directorate, Air Force Research Lab, Wright Patterson Air Force Base, Ohio 45433, USA
7. Blackett Laboratory, Department of Physics, Imperial College, London SW7 2AZ, United Kingdom
8. Department of Physics, University of Oxford, Oxford OX1 3PU, United Kingdom
9. Helmholtz Institut Jena, D-07743 Jena, Germany
10. Institute of Physics of the ASCR, ELI-Beamlines Project, Na Slovance 2, 18221 Prague, Czech Republic