The establishment of EVISA is funded by the EU through
the Fifth Framework Programme (G7RT- CT- 2002- 05112).
Supporters of EVISA includes:
A fragment ion is the charged product of an ion dissociation. A fragment ion may be stable itself or may dissociate further to form other charged fragment ions and neutral species of successively lower mass. Molecular ions formed in the initial ionization process dissociate to fragment ions because of the excess internal energy that remains after ionization. Note that ions dissociate rather than decompose.
The term "fragment ion" was found in the following pages: