SERF-2 Compact vector magnetometer

Field sensitivity <5 fT/Hz1/2
Sensor size 1.9 × 2.7 × 6 cm
Bandwidth 0–100 Hz

A combination of high sensitivity, small size and a fiber-coupled design comprise a highly versatile SERF magnetic field sensor. SERF-2 is designed to be packed into large 100-element arrays for a prototype fMRI brain imaging sensor. The sensors may be integrated into a variety of laboratory systems.

SERF-2 development is funded under a contract from DARPA as part of the HUMS program. Prototype availability projected for Q3 2011.