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Asymptotic stability of kinks in 1D nonlinear scalar field theories

PDE and Applied Math Seminar

Speaker: Jonas Luhrmann, Texas A&M
Location: Zoom https://ucdavis.zoom.us/j/97716142942
Start time: Thu, Nov 18 2021, 4:10PM

Nonlinear scalar field theories on the line such as the phi^4 model or the sine-Gordon model feature soliton solutions called kinks. They are expected to form the building blocks of the long-time dynamics for these models. In this talk I will survey recent progress on the asymptotic stability problem for kinks and I will present a recent result (joint work with W. Schlag) on the asymptotic stability of the sine-Gordon kink under odd perturbations.