Abstract
We prove the existence of a class of orbitally stable bound state solutions to nonlinear Schrödinger equations with super-quadratic confinement in two and three spatial dimensions. These solutions are given by time-dependent rotations of a non-radially symmetric spatial profile which in itself is obtained via a doubly constrained energy minimization. One of the two constraints imposed is the total mass, while the other is given by the expectation value of the angular momentum around the z-axis. Our approach also allows for a new description of the set of minimizers subject to only a single mass constraint.
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Communicated by A. Mondino.
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Nenciu, I., Shen, X. & Sparber, C. Nonlinear bound states with prescribed angular momentum. Calc. Var. 63, 1 (2024). https://doi.org/10.1007/s00526-023-02599-z
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DOI: https://doi.org/10.1007/s00526-023-02599-z