Nanoscale Magnetic Materials - Magnetic Domains

Domains on a magnetically coated ZnO needle

needle_big

Magnetization distribution in a magnetically coated ZnO needle 

SEM of an uncoated and magneto-optic Kerr effect microscopy images of a FeCoBSi coated ZnO microrod.  

S. B. Hrkac, M. Abes, C. T. Koops, C. Krywka, M. Müller, S. Kaps, R. Adelung, J. McCord, E. Lage, E. Quandt, O. M. Magnussen, and B. M. Murphy, Local magnetization and strain in single magnetoelectric micorod composites, Applied Physics Letters 103123111 (2013)