Technology Challenges of Very High Power Hall Thrusters Programme Discovery Programme Reference 2002-102 Contractor ALTA S.P.A Start Date 2002 End Date 2002 Country Italy More Like This 3D printed building blocks using lunar soil Modelling Solid Propulsion Stages Magnetic Nozzle Studies for Plasma Propulsion Applications Study of the application of clusterelectric effect for Electric propulsion systems Study on methods to increase the efficiency of Magneto-Plasma-Dynamic class thrusters (applied field & self-induced) operating in low power mode, ie.100 kW range