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Ferroelectric thin-films

The emancipation of ferroelectricity

Nature Materials volume 6, pages 8–9 (2007)Cite this article

Contrary to bulk materials, high-resolution microscopy of ultra-thin ferroelectric films finds only a weak coupling of polarization down to unit-cell dimensions. The established theoretical picture can be resurrected by the inclusion of epitaxial strain effects.

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Figure 1: Crystal structure of PbTiO3.
Figure 2: Understanding the experiments.

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  1. Laboratoire de Céramique, École Polytechnique Fédérale de Lausanne, Lausanne, 1015, Switzerland

    Paul Muralt

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  1. Paul Muralt
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Muralt, P. The emancipation of ferroelectricity. Nature Mater 6, 8–9 (2007). https://doi.org/10.1038/nmat1797

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