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Active Spacecraft Potential Control: Results From the Double Star Project

Fazakerley, A.; Torkar, K.; Steiger, W.

The ion emitter instrument "active spacecraft potential control" (ASPOC) has been used successfully in several magnetospheric missions including the European Space Agency Cluster Project. An improved version has been developed for the equatorial spacecraft of the Chinese-European Double Star mission (TC-1) launched in December 2003. The modificati…