Grigoriadis_et_al_Plasma Phys. Control. Fusion_65(4)_2023.pdfhttp://purl.tuc.gr/dl/dias/8ECBE08F-7F3A-4815-9AE3-A84699A30723The role of laser chirp in relativistic electron acceleration using multi-electron gas targetsfree2025-07-29application/pdf1.3 MB