![Electronic transport and photovoltaic properties in Bi
<sub/>2</sub>
Sr
<sub/>2</sub>
Co
<sub/>2</sub>
O
<sub/>y</sub>
epitaxial heterostructures]()
Electronic transport and photovoltaic properties in Bi
<sub/>2</sub>
Sr
<sub/>2</sub>
Co
<sub/>2</sub>
O
<sub/>y</sub>
epitaxial heterostructuresGuo, Hai-Zhong; Gu, Lin; Yang, Zhen-Zhong; Wang, Shu-Fang; Fu, Guang-Sheng; Wang, Le; Jin, Kui-Juan; Lu, Hui-Bin; Wang, Can; Ge, Chen; He, Meng; Yang, Guo-Zhen · EPL (Europhysics Letters) · 2013