Domain-Wall Induced Large Magnetoresistance Effects at Zero Applied Field in Ballistic Nanocontacts

Arndt von Bieren,1,2 Ajit K. Patra,2 Stephen Krzyk,2 Jan Rhensius,1,2,3 Robert M. Reeve,4 Laura J. Heyderman,3,6 Regina Hoffmann-Vogel,5 and Mathias Kla ̈ui1

PhysRevLett.110.067203