University of Warwick crest Dr. Mark P. Barrow: Research in mass spectrometry

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FT-ICR: excitation calculations

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This page enables you to calculate the cyclotron radius of an ion of interest after resonant excitation. The kinetic energy of the ion, following excitation, is also provided in terms of both joules and eV.

Parameters:

β, cell geometry factor (0.9 for an Infinity Cell):

Vpp, peak-to-peak RF excitation potential:

V

Texcite, period of excitation:

μs

d, diameter of cell:

m

Magnetic field strength:

T

Charges on ion:

Mass of ion:

Da

Results:

Radius of excited ion:

cm

m

Kinetic energy of ion at maximum radius

eV

J