Mattiat, H. Rossi, N. Gross, B. Pablo-Navarro, J. Magén, C. Badea, R. Berezovsky, J. De Teresa, J.M. Poggio, M. Nanowire Magnetic Force Sensors Fabricated by Focused-Electron-Beam-Induced Deposition Phys. rev. appl. 10.1103/PhysRevApplied.13.044043 2020 2020