Extended Landau theory determines strain-dependent critical thicknesses for ferroelectricity onset and loss in HfO2 films due to depolarization fields and mismatch strain relaxation.
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Sizes of Ferroelectricity Appearance and Disappearence in Nanosized Hafnia-Zirconia:Landau-type Theory
Extended Landau theory determines strain-dependent critical thicknesses for ferroelectricity onset and loss in HfO2 films due to depolarization fields and mismatch strain relaxation.