Off-axis electron holography of ferromagnetic multilayer nanowires. - Akhtari-Zavareh, Azadeh; Carignan, L. P.; Yelon, A.; Ménard, D.; Kasama, T.; Herring, R.; Dunin-Borkowski, R. E.; McCartney, M. R.; Kavanagh, K. L. (Journal of Applied Physics, 2014)