Morphology of Polarization States in Strained Ferroelectric Films
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arXiv
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| Main Authors: | , , , , , |
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| Format: | Preprint |
| Published: |
2025
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| _version_ | 1866908524643090432 |
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| author | Boron, Léo Sené, Anaïs Tikhonov, Yuri Razumnaya, Anna Lukyanchuk, Igor Kondovych, Svitlana |
| author_facet | Boron, Léo Sené, Anaïs Tikhonov, Yuri Razumnaya, Anna Lukyanchuk, Igor Kondovych, Svitlana |
| contents | Ferroelectric thin films under epitaxial strain exhibit a variety of vortex-like topological polarization textures. To analyze them, we build on the Ginzburg-Landau-Devonshire framework and extend the previously introduced soft-domain approach. This formulation provides a compact variational theoretical description of polarization morphologies in strained PbTiO$_3$ films. It yields phase diagrams as a function of temperature, strain, and thickness, and clarifies the morphological structure of emergent topological states. The method is computationally efficient and offers practical guidance for experimental studies of ferroelectric nanostructures. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2509_06508 |
| institution | arXiv |
| publishDate | 2025 |
| record_format | arxiv |
| spellingShingle | Morphology of Polarization States in Strained Ferroelectric Films Boron, Léo Sené, Anaïs Tikhonov, Yuri Razumnaya, Anna Lukyanchuk, Igor Kondovych, Svitlana Materials Science Mesoscale and Nanoscale Physics Ferroelectric thin films under epitaxial strain exhibit a variety of vortex-like topological polarization textures. To analyze them, we build on the Ginzburg-Landau-Devonshire framework and extend the previously introduced soft-domain approach. This formulation provides a compact variational theoretical description of polarization morphologies in strained PbTiO$_3$ films. It yields phase diagrams as a function of temperature, strain, and thickness, and clarifies the morphological structure of emergent topological states. The method is computationally efficient and offers practical guidance for experimental studies of ferroelectric nanostructures. |
| title | Morphology of Polarization States in Strained Ferroelectric Films |
| topic | Materials Science Mesoscale and Nanoscale Physics |
| url | https://arxiv.org/abs/2509.06508 |