What phenomenon is created by Io's interaction with Jupiter's powerful magnetic field via its electrically charged volcanic plumes?

Answer

An "Io Flux Tube."

The tremendous electrical current flowing from Io to Jupiter along the magnetic field lines due to its charged volcanic plumes forms what is termed an "Io Flux Tube."

What phenomenon is created by Io's interaction with Jupiter's powerful magnetic field via its electrically charged volcanic plumes?
Jupiterplanetsolar systemmoonsIo