[B-3-3] Squarness Control in Polarization-electric filed Curves in Rhombohedral PZT Films H. Funakubo1, A. Sumi1, H. Morioka1, S. Okamoto1, S. Yokoyama1, T. Okamoto1, Y. Ehara1 (1.Tokyo Tech. , Japan) https://doi.org/10.7567/SSDM.2012.B-3-3