(from the article `electron tube`) ...and electric fields. Because the force is constantly perpendicular to the velocity, the electron will trace out a perfectly circular trajectory ... ...of time long enough to perform useful measurements on them. Two forms of mass spectrometers are derived from this idea, the omegatron and the ... ...
Found on
http://www.britannica.com/eb/a-z/c/174
<radiobiology> Number of times per second that a particle orbits a magnetic field line. The frequency is completely determined by the strength of the field and the particle's charge-to-mass ratio. (Often, and incorrectly, called the Larmor frequency. The cyclotron or gyrofrequency is twice the Larmor frequency of precession.) ... (09 Oct 1997...
Found on
http://www.encyclo.co.uk/local/20973
No exact match found.
