%0 Journal Article %K Thin films %K Electric fields %K Ferromagnetism %K Epitaxial growth %K Electric-field control %K Bismuth %K Ferrite %K Magnetoelectrics %K Materials systems %K Complex perovskites %K Interfacial phenomena %K Multi-ferroics %K Spin-orbit coupling effects %K Weak ferromagnetism %A Ramamoorthy Ramesh %B Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences %D 2014 %G eng %I Royal Society %R 10.1098/rsta.2012.0437 %T Electric field control of ferromagnetism using multi-ferroics: The bismuth ferrite story %V 372