(a) Y. M. Liu et al. [2]; (b), (c) Alan Stonebraker
Figure 1: (a) Piezoresponse force microscopy of inner aortic wall, from Ref. [2], (b) characteristic hysteresis loop and, (c) butterfly loop indicating ferroelectricity.
Figure 1: (a) Piezoresponse force microscopy of inner aortic wall, from Ref. [2], (b) characteristic hysteresis loop and, (c) butterfly loop indicating ferroelectricity.