R. Xu, R. Gao, S. E. Reyes-Lillo, S. Saremi, Y. Dong, H. Lu, Z. Chen, X. Lu, Y. Qi, S.-L. Hsu, A. R. Damodaran, H. Zhou, J. B. Neaton, and L. W. Martin, "Reducing Coercive-Field Scaling in Ferroelectric Thin Films via Orientation Control," ACS Nano 12, 4736 (2018). Abstract