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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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ion funnel

An ion funnel is a device consisting of a series of stacked ring electrodes with progressively decreasing inner diameter to which a combined radio frequency and fixed voltage is applied.The resulting field focuses ions travelling along the central axis.

The term "ion funnel" was found in the following pages:


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