FIORETTI, VALENTINAVALENTINAFIORETTILOTTI, SimoneSimoneLOTTIMACCULI, CLAUDIOCLAUDIOMACCULI2019-02-182019-02-182018http://hdl.handle.net/20.500.12386/2061ElettronicoenATHENA/X-IFU Geant4 simulation: cut-off optimizationTechnical report