Phase Four, the creator of the radio-frequency thruster (RF thruster) for satellite propulsion, announced today that it has successfully demonstrated operation of its RF thruster using the Air Force ...

Phase Four's new Maxwell Block 2 electric thruster (left) next to its original Block 1 thruster. Credit: Phase Four WASHINGTON — Phase Four announced June 16 two new electric propulsion systems that ...

PCMs are materials that absorb and release thermal energy through changes in their physical state. They can be categorized as liquid-gas, solid-solid, solid-gas, and solid-liquid, depending on their ...

Phase Four, a best in class provider of electric radio frequency (RF) thrusters for in-space propulsion Phase Four, the creator of the radio-frequency thruster (RF thruster) for satellite propulsion, ...