%0 Journal Article %K Electric potential %K Indium %K Tin %K Ferroelectricity %K Ferroelectric polarization %K Oxide heterostructures %K Photovoltaic effects %K Semiconducting bismuth compounds %K Band offsets %K External quantum efficiency %K Maximum Efficiency %K Open-circuit voltages %K Order of magnitude %K Tin doped indium oxide %K Semiconducting indium compounds %A S.Y Yang %A L.W Martin %A S.J Byrnes %A T.E Conry %A S.R Basu %A D Paran %A L Reichertz %A J Ihlefeld %A C Adamo %A A Melville %A Y.-H Chu %A C.-H Yang %A J.L Musfeldt %A D.G Schlom %A Joel W Ager %A Ramamoorthy Ramesh %B Applied Physics Letters %D 2009 %G eng %R 10.1063/1.3204695 %T Photovoltaic effects in BiFeO3 %V 95