Ferroelectricity in the 1 $\mu$C cm${}^{-2}$ range induced by canted antiferromagnetism in (LaMn${}_3$)Mn${}_4$O${}_{12}$

A. Gauzzi, F. Milton, V. Pascotto Gastaldo +8

Pyroelectric current and magnetoelectric coupling measurements on polycrystalline samples of the quadruple perovskite (LaMn${}_3$)Mn${}_4$O${}_{12}$ give evidence of ferroelectricity…