%0 Journal Article %T Emergence of superconductivity on a SrTiO 3 surface by electric-field charge accumulation %A Ueno, K. %A Nakamura, S. %A Shimotani, H. %A Nojima, T. %A Iwasa, Y. %A Kawasaki, M. %J Proceedings of SPIE %V 7940 %N 1 %P 79400Q-79400Q-10 %@ 0277-786X %D 2011-02-10 %I SPIE %~ DeepDyve