Among such ion engines, a field emission electric propulsion (FEEP) type engine that obtains thrust by accelerating liquid metal ions was built by Breaking Taps, a YouTube channel that makes ...
Hall thrusters (HT), gridded ion thrusters (GIT), helicon plasma thrusters (HPT), electron cyclotron resonance thrusters (ECRT), Magneto-plasma dynamic thrusters (MPDT), field-emission electric ...