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The establishment of EVISA is funded by the EU through the Fifth Framework Programme (G7RT- CT- 2002- 05112).

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fragment ion

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:


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