AMR sensor-based measurement

An AMR sensor-based measurement system for magnetoelectrical resistivity tomography

FREE-DOWNLOAD [PDF] E Zimmermann, A Verweerd, W Glaas… – Sensors Journal, …
Each measurement consists of two samples, a homogeneous one and a disturbed one.  Then,
by calculating the difference of both data sets, the effect of current flowing through electric wires
and in the circuits is nullified, leaving only the effect of the change in the