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What can be learned from double hysteresis loops?

Seminar
Friday, 10.04.2020 10:00

Speakers: Prof. Pierre-Eymeric Janolin ( Laboratoire SPMS, UMR CNRS-CentraleSupélec, Gif-Sur-Yvette, France)
Place: přednáškový sál, Fyzikální ústav AV ČR
Presented in English
Organisers: Department of Dielectrics
Double hysteresis loops (polarization vs electric field) are often considered as the signature of antiferroelectrics. However, it is possible to measure such loops in ferroelectrics. Therefore what are antiferroelectrics?