Sáenz-Hernández, Amaia Sangiao, Soraya Felser, Claudia Shekhar, Chandra Pardo, José Ángel Ibarra, Alfonso De Teresa, José María Cryogenic Focused Ion Beam Milling to Investigate the Anisotropic Magnetotransport Properties of Bismuth Microcrystals Adv. funct. mater. 10.1002/adfm.202517475 2025 2025