Effect of reduced dimensionallity on the optical band gap of SrTiO3
Che-Hui Lee, N. J. Podraza, Y. Zhu, R. F. Berger, S. Shen, M. Sestak, R. W. Collins, L. F. Kourkoutis, J. A. Mundy, H. Wang, Q. Mao, X. Xi, L. J. Brillson, J. B. Neaton, D. A. Muller, D. G. Schlom
Appl. Phys. Lett. 102, 122901 (2013)
Effect of reduced dimensionallity on the optical band gap of SrTiO3