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Wong-Zakai approximation for the stochastic Landau-Lifshitz-Gilbert equations with anisotropy energy
- Source :
- Journal of Mathematical Analysis and Applications. 480:123384
- Publication Year :
- 2019
- Publisher :
- Elsevier BV, 2019.
-
Abstract
- The stochastic Landau-Lifshitz-Gilbert equations (SLLGEs) describe the behaviour of the magnetisation under the influence of the randomly fluctuating effective field. In this work, we consider the SLLGEs in one space dimension in the presence of both the exchange energy and anisotropy energy and prove the existence of strong solution taking values in a two-dimensional unit sphere S 2 in R 3 . The key ingredients for the construction of the solution and its corresponding convergence results are the Doss-Sussmann transformation, maximal regularity property, and the Wong-Zakai approximation.
Details
- ISSN :
- 0022247X
- Volume :
- 480
- Database :
- OpenAIRE
- Journal :
- Journal of Mathematical Analysis and Applications
- Accession number :
- edsair.doi...........705dce360dd775d19cfed401e239a49c
- Full Text :
- https://doi.org/10.1016/j.jmaa.2019.123384