E Gschwendtner (CERN), M Turner (CERN), E Adli (University of Oslo), A Ahuja (CERN), O Apsimon (Cockcroft Inst., and Manchester Univ.), R Apsimon (Cockcroft Inst., and Manchester Univ.), A Bachmann (CERN), F Batsch (CERN), C Bracco (CERN), F Braunmüller (Max Planck Institute for Physics), S Burger (CERN), G Burt (Cockcroft Inst., and Lancaster Univ.), B Buttenschön (Max Planck Institute for Plasma Physics), A Caldwell (Max Planck Institute for Physics), J Chappell (UCL), E Chevallay (CERN), M Chung (UNIST), D Cooke (UCL), H Damerau (CERN), LH Deubner (Philipps-Universität Marburg), A Dexter (Cockcroft Inst., and Lancaster Univ.), S Doebert (CERN), J Farmer (Heinrich-Heine-University of Düsseldorf), VN Fedosseev (CERN), R Fiorito (Cockcroft Inst., and Liverpool Univ.), RA Fonseca (ISCTE - Instituto Universitéario de Lisboa), F Friebel (CERN), L Garolfi (CERN), S Gessner (CERN), B Goddard (CERN), I Gorgisyan (CERN), AA Gorn (Budker Institute of Nuclear Physics SB RAS), E Granados (CERN), O Grulke (Max Planck Institute for Plasma Physics), A Hartin (UCL), A Helm (GoLP/Instituto de Plasmas e Fusão Nuclear), JR Henderson (Cockcroft Inst., and Lancaster Univ.), M Hüther (Max Planck Institute for Physics), M Ibison (Cockcroft Institute), S Jolly (UCL), F Keeble (UCL), MD Kelisani (CERN), S Kim (UNIST), F Kraus (Philipps-Universität Marburg), M Krupa (CERN), T Lefevre (CERN), Y Li (Cockcroft Inst., and Manchester Univ.), S Liu (TRIUMF), N Lopes (GoLP/Instituto de Plasmas e Fusão Nuclear), KV Lotov (Budker Institute of Nuclear Physics SB RAS), M Martyanov (Max Planck Institute for Physics), S Mazzoni (CERN), VA Minakov (Budker Institute of Nuclear Physics SB RAS), JC Molendijk (CERN), JT Moody (Max Planck Institute for Physics), M Moreira (CERN), P Muggli (CERN), H Panuganti (CERN), A Pardons (CERN), F Peña Asmus (Max Planck Institute for Physics), A Perera (Cockcroft Inst., and Liverpool Univ.), A Petrenko (CERN), A Pukhov (Heinrich-Heine-University of Düsseldorf), S Rey (CERN), P Sherwood (UCL), LO Silva (GoLP/Instituto de Plasmas e Fusão Nuclear), AP Sosedkin (Budker Institute of Nuclear Physics SB RAS), PV Tuev (Budker Institute of Nuclear Physics SB RAS), F Velotti (CERN), L Verra (CERN), VA Verzilov (TRIUMF), J Vieira (GoLP/Instituto de Plasmas e Fusão Nuclear), CP Welsch (Cockcroft Inst., and Liverpool Univ.), M Wendt (CERN), B Williamson (Cockcroft Inst., and Manchester Univ.), M Wing (UCL), B Woolley (CERN), G Xia (Cockcroft Inst., and Manchester Univ.)