A strong ferroelectric ferromagnet created by means of spin-lattice coupling
J.H. Lee, L. Fang, E. Vlahos, X. Ke, Y.W. Jung, L. Fitting Kourkoutis, J.-W. Kim, P.J. Ryan, T. Heeg, M. Roeckerath, V. Goian, M. Bernhagen, R. Uecker, P.C. Hammel, K.M. Rabe, S. Kamba, J. Schubert, J.W. Freeland, D.A. Muller, C.J. Fennie, P.E. Schiffer, V. Gopalan, E. Johnston-Halperin, D.G. Schlom
Nature 466, 954-959 (2010)
A strong ferroelectric ferromagnet created by means of spin-lattice coupling