BiFeO BFO is perhaps the

AcknowledgmentsThis work was supported by SB 216763 National Natural Science Foundation of China under the Grant no. 50902087, the Natural Science Foundation of Shandong Province of China under the Grant nos. ZR2012EMQ005 and ZR2014EMM012, and the Science and Technology Development Project of Jinan (City) of China under the Grant no. 201102055.
A. Microstructure; B. Electron microscopy; C. Transition metal oxides
1. Introduction
Multiferroic materials have been extensively investigated in recent years because nucleotides simultaneously possess two or all three of the properties: ferroelectricity (FE), (anti)ferromagnetism and ferroelasticity in a single-phase[1] and [2].