Ubiquitous in the field of electric propulsion, thermionic hollow cathodes are electron sources which utilize thermionic emission from a low work function insert material to achieve large extracted ...

The most common of these, field emission electric propulsion (FEEP), utilize liquid metals as its ion source to produce positively charged ions and/or droplets and have previously been studied here at ...

Hydrogen propulsion is expected to evolve through three distinct innovation waves: Early Adoption: Safe yet less efficient ...

One heavily researched area is electric propulsion (EP) that includes field emission electric propulsion (FEEP), colloid thrusters and other versions of field emission thrusters (FETs). EP systems ...

A research team led by the University of Bologna is closing on building a space propulsion system that ... plasma is then accelerated through an electric field, generating thrust.

Britten-Norman Islanders to be converted to zero-emissions hydrogen electric propulsion systems by a German company that is focused on carbon neutral regional aviation. According to AOL air ...