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Statistical correlations of random polarization and electric depolarization fields in ferroelectrics

Genenko, Yuri A. ; Mazur, Olga Y. ; Stefanovich, Leonid I. (2023)
Statistical correlations of random polarization and electric depolarization fields in ferroelectrics.
In: Physical Review B, 108 (13)
doi: 10.1103/PhysRevB.108.134101
Artikel, Bibliographie

Kurzbeschreibung (Abstract)

A conceptual problem of the electric-field-mediated polarization correlations during a stochastic formation of polarization domain structure in ferroelectrics is addressed by using an exactly solvable stochastic model of polarization development in a uniaxial ferroelectric [Phys. Rev. B 107, 144109 (2023)]. A full set of time-dependent two-point correlation coefficients between all random variables is derived analytically, evaluated numerically, and presented graphically in three dimensions. They are particularly required for the analysis of nonlinear phenomena involving spatial dispersion like optical second harmonic generation and scattering.

Typ des Eintrags: Artikel
Erschienen: 2023
Autor(en): Genenko, Yuri A. ; Mazur, Olga Y. ; Stefanovich, Leonid I.
Art des Eintrags: Bibliographie
Titel: Statistical correlations of random polarization and electric depolarization fields in ferroelectrics
Sprache: Englisch
Publikationsjahr: 4 Oktober 2023
Verlag: American Physical Society
Titel der Zeitschrift, Zeitung oder Schriftenreihe: Physical Review B
Jahrgang/Volume einer Zeitschrift: 108
(Heft-)Nummer: 13
Kollation: 16 Seiten
DOI: 10.1103/PhysRevB.108.134101
URL / URN: https://journals.aps.org/prb/abstract/10.1103/PhysRevB.108.1...
Kurzbeschreibung (Abstract):

A conceptual problem of the electric-field-mediated polarization correlations during a stochastic formation of polarization domain structure in ferroelectrics is addressed by using an exactly solvable stochastic model of polarization development in a uniaxial ferroelectric [Phys. Rev. B 107, 144109 (2023)]. A full set of time-dependent two-point correlation coefficients between all random variables is derived analytically, evaluated numerically, and presented graphically in three dimensions. They are particularly required for the analysis of nonlinear phenomena involving spatial dispersion like optical second harmonic generation and scattering.

Zusätzliche Informationen:

This paper was supported by the Deutsche Forschungsgemeinschaft (German Research Society) via Grant No. 405631895 (GE-1171/8–1).

Artikel-ID: 134101

Fachbereich(e)/-gebiet(e): 11 Fachbereich Material- und Geowissenschaften
11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft
11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft > Fachgebiet Materialmodellierung
Hinterlegungsdatum: 09 Okt 2023 14:18
Letzte Änderung: 09 Okt 2023 14:18
PPN: 512182663
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