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A. Contributions and S. R. , wrote the main manuscript text, collected data and prepared many of the figures. E.M. and A.Q. contributed to the design of the experiments and developed the method for preforming in situ magnetoelectric measurements (Figs 1, vol.2, pp.7-9

, A.G. conducted the C-AFM studies, prepared Fig. 10 and wrote the discussion of those results. S.A. and V.I. prepared the substrates used in the work, M. conducted the analysis and interpretation of the XRD data (Fig. 5)

E. P. , contributed to the interpretation of the XPS data (Figs 4 and 6 and Table 1) and substantially revised the manuscript, J.S