Permanent magnets

Design capacities

Sigmaphi has a long experience regarding design and manufacturing of permanent magnet systems.


Manufacturing capacities

Our team make permanent magnet assemblies in a dedicated area, with special tooling to guarantee accuracy and safety.

Examples and performances

In-vacuum dipole – CNRS (France)

NdFeB blocks

In-vacuum quadrupoles – INFN (Italy)

4 permanent quadrupoles
Gradient 103 T/m
22mm bore diameter






Variable gradient quadrupole – QUAPEVA (patented)

In partnership with SOLEIL light source, Sigmaphi designed and manufactured a tunable permanent magnet quadrupole, compatible with vacuum environment.
Gradient from 100 to 200 T/m
10mm bore diameter