| toroidal field coils | <radiobiology> Coils in a toroidal system, typically wound around the torus in a solenoid-like arrangement, used to generate the toroidal magnetic field. Each turn completely surrounds the plasma. (09 Oct 1997) |
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| track and field | Sports performed on a track, field, or arena and including running events and other competitions, such as the pole vault, shot put, etc. (12 Dec 1998) |
| unit of magnetic field intensity | See: gauss, tesla. (05 Mar 2000) |
| free field | A field (three-dimensional space) in a homogeneous, isotropic medium free from boundaries; in practice, a field in which boundary effects are negligible. (05 Mar 2000) |