%0 Journal Article %K Conductivity %K Electric fields %K Polarization %K Domain walls %K Ferroelectric materials %K Ferroelectricity %K Bismuth ferrite %K Bismuth %K Electronic properties %K Topology %K Electric conductivity %K Ferroelectric %K Memristive system %K Pinning %K Ferrites %A P Maksymovych %A J Seidel %A Y.H Chu %A P Wu %A A.P Baddorf %A L.-Q Chen %A S.V Kalinin %A Ramamoorthy Ramesh %B Nano Letters %D 2011 %G eng %P 1906-1912 %R 10.1021/nl104363x %T Dynamic conductivity of ferroelectric domain walls in BiFeO3 %V 11