Figure 4

Ferroelectric endurance.
(a) Polarization fatigue as a function of the number of cycles measured at room temperature in a tCFO = 50 nm sample. (b) Polarization – voltage loops of the pristine sample and after 5 × 1010 cycles.
Ferroelectric endurance.
(a) Polarization fatigue as a function of the number of cycles measured at room temperature in a tCFO = 50 nm sample. (b) Polarization – voltage loops of the pristine sample and after 5 × 1010 cycles.