Cyclotron
"Dees" in constant magnetic field B
Alternating voltage V is applied between the Dees at the orbital frequency f:
- Particle will acquire an additional kinetic energy DT = qV each time it crosses the gap (ie twice per revolution.. E=0 in Dees!).
- "Magnetic Resonance Accelerator":
http://wug.physics.uiuc.edu/courses/phys112/fall97/acts/lect13/act13a/sld001.htm