"Head-to-head" and "tail-to-tail" 180-degree domain walls in an isolated ferroelectric

Maxim Y. Gureev, Alexander K. Tagantsev, Nava Setter

"Head-to-head" and "tail-to-tail" 180-degree domain-walls in a finite isolated ferroelectric sample are theoretically studied using Landau theory. The full set of equations, suitab…