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Large magneto-dielectric effect coupled to a metamagnetic disruption of E-type order in Yb2CoMnO6

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J. Blasco, J. L. García-Muñoz, J. García, J. Stankiewicz, G. Subías, C. Ritter, and J. A. Rodríguez-Velamazán

Applied Physics Letters 107, 012902  (2015)

We show that the onset of an E-type antiferromagnetic ordering of Co2+ and Mn4+ moments monitored by neutron diffraction provokes a jump of the relative dielectric permittivity, which can be totally suppressed by application of a magnetic field.

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