English Explanatory Dictionary

orbitrap

English dictionary entry

Meanings

noun
  1. A mass analyzer consisting of an outer barrel-like electrode and a coaxial inner spindle-like electrode that traps ions in an orbital motion around the spindle. The image current from the trapped ions is detected and converted to a mass spectrum using the Fourier transform of the frequency signal.

Word forms

orbitrap orbitraps

Etymology

Blend of orbit + trap.

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