Optimization of the coupling between piezoresistivity and magnetoelasticity in an elastomagnetic composite to sense a spatial gradient of the magnetic fieldGiovanni Ausanio, Vincenzo Iannotti, Luca Lanotte and Luciano LanotteEur. Phys. J. B, 86 2 (2013) 51DOI: https://doi.org/10.1140/epjb/e2012-30657-1