Observation of a periodic array of flux-closure quadrants in strained ferroelectric PbTiO3 films

by Tang, Y.L., Zhu, Y.L., Ma, X.L., Borisevich, A.Y., Morozovska, A.N., Eliseev, E.A., Wang, W.Y., Wang, Y.J., Xu, Y.B., Zhang, Z.D., Pennycook, Stephen John
Published 2015