] ARC-ECRIS is an Electron cyclotron resonance#ECR ion sources, Electron Cyclotron Resonance Ion Source (ECRIS) based on arc-shaped coils unlike the conventional ECRIS which bases on a

multipole magnet Multipole magnets are magnet A magnet is a material or object that produces a magnetic field. This magnetic field is invisible but is responsible for the most notable property of a magnet: a force that pulls on other ferromagnetic material ...

(usually a

hexapole magnet A sextupole magnet (also known as a hexapole magnet) consist of six magnetic poles set out in an arrangement of alternating north and south poles arranged around an axis. They are used in particle accelerators for the control of chromatic aberrat ...

) inside a solenoid magnet. First time the arc-shaped coils were used already in the 1960s in fusion experiments, for example at the

Lawrence Livermore National Laboratory Lawrence Livermore National Laboratory (LLNL) is a federal research facility in Livermore, California, United States. The lab was originally established as the University of California Radiation Laboratory, Livermore Branch in 1952 in response ...

(

MFTF The Mirror Fusion Test Facility, or MFTF, was an experimental magnetic confinement fusion device built using the tandem magnetic mirror design. It was, by far, the largest, most powerful and most expensive mirror machine ever constructed. Due to ...

Baseball II Baseball is a bat-and-ball sport played between two teams of nine players each, taking turns batting and fielding. The game occurs over the course of several plays, with each play generally beginning when a player on the fielding te ...

, ...) and later in Japan ( GAMMA10, ...). In 2006 the JYFL ion source group designed, constructed and tested similar plasma trap to produce highly charged heavy ion beams. The first tests were promising and showed that a stable

plasma Plasma or plasm may refer to: Science * Plasma (physics), one of the four fundamental states of matter * Plasma (mineral), a green translucent silica mineral * Quark–gluon plasma, a state of matter in quantum chromodynamics Biology * Blood pla ...

can be confined in an arc-coil magnetic field structure (see references).

References

External links

YouTube video of a conventional ECRIS plasma (hexapolar magnetic field)
Ion source {{particle-stub