1. GDED Extreme Light Infrastructure – Nuclear Physics “Horia Hulubei” National Institute for R&D in Physics and Nuclear Engineering Bucharest‐Magurele 077125 Romania
2. Doctoral School in Engineering and Applications of Lasers and Accelerators University Polytechnica of Bucharest Bucharest 060042 Romania
3. LPNHE Sorbonne Université, Université de Paris CNRS/IN2P3, Tour 33, RdC, 4, pl. Jussieu Paris 75005 France
4. BE‐ABP CERN Esplanade des Particules 1 Geneva 23 1211 Switzerland
5. Faculty of Physics, Astronomy and Applied Computer Science Institute of Applied Computer Science Jagiellonian University ul. Łojasiewicza 11 Kraków 30‐348 Poland