Barkhausen Noise in a Relaxor Ferroelectric

Eugene V. Colla, Lambert K. Chao, M. B. Weissman

Barkhausen noise, including both periodic and aperiodic components, is found in and near the relaxor regime of a familiar relaxor ferroelectric, PbMg${}_{1/3}$Nb${}_{2/3}$O${}_3$, driven…