[1] [1] SPALDIN N A, RAMESH R. Advances in magnetoelectric multiferroics［J］. Nat Mater(in Chinese), 2019, 18(3): 203-212.

[4] [4] IVANOV S A, NORDBLAD P, TELLGREN R, et al. Structural, magnetic and Mssbauer spectroscopic investigations of the magnetoelectric relaxor Pb (Fe0.6W0.2Nb0.2)O3［J］. Solid State Sci, 2007, 9(5): 440-450.

[5] [5] ZHUANG Jian, LU Jinming, Bokov A A, et al. Magnetic properties of multiferroic (1-x)PbTiO3-xDyFeO3 system［J］. Ferroelectrics, 2018, 534(1): 206-211.

[6] [6] MENG K, LI W, TANG X G, et al. A review of a good binary ferroelectric ceramic: BaTiO3-BiFeO3［J］. ACS Appl Electron Mater, 2021, 37, 19.

[7] [7] PAYNE W H, TENNERY V J. Dielectric and structural investigations of the system BaTiO3-BaHfO3［J］. J Am Ceram Soc, 1965, 48(8): 413-417.

[10] [10] TOKUNAGA Y, IGUCHI S, ARIMA T, et al. Magnetic-field-induced ferroelectric state in DyFeO3［J］. Phys Rev Lett, 2008, 101(9): 097205.

[11] [11] CATALAN G, SCOTT J F. Physics and applications of bismuth ferrite［J］. Adv Mater, 2009, 21(24): 2463-2485.

[12] [12] MATSUDA C K, BARCO R, SHARMA P, et al. Iron-containing pyrochlores: Structural and magnetic characterization［M］. Springer, Berlin, 2008: 55-61.