Recovery of a Cubic Nonlinearity for the Nonlinear Schrödinger Equation

Abstract

We consider the problem of recovering a spatially-localized cubic nonlinearity in a nonlinear Schrödinger equation in dimensions d≥2. We prove that solutions with data given by small-amplitude wave packets accrue a nonlinear phase that determines the X-ray transform of the nonlinear coefficient.

Department(s)

Mathematics and Statistics

Keywords and Phrases

Inverse Problem; NLS

International Standard Serial Number (ISSN)

1096-0813; 0022-247X

Document Type

Article - Journal

Document Version

Citation

File Type

text

Language(s)

English

Rights

© 2023 Elsevier, All rights reserved.

Publication Date

01 Jun 2023

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