cyclotron motion

https://doi.org/10.1351/goldbook.12379
Circular motion of a charged particle moving perpendicularly to the direction of a magnetic field that results from the Lorentz force.
Source:
PAC, 2013, 85, 1515. (Definitions of terms relating to mass spectrometry (IUPAC Recommendations 2013)) on page 1534 [Terms] [Paper]