Two separate 18µm PFM images (in-plane amplitude) showing BiFeO3/SrRuO3/DyScO3 (left)
and BiFeO3/SrRuO3/SrTiO3 (right). For both images the top surface is BiFeO3
and the domain structure is templated by the base level substrate (DyScO3 and SrTiO3).
Imaged with the Cypher AFM.
Sample courtesy of Lane Martin, University of Illinois at Urbana-Champaign.