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Strichartz estimates, well-posedness theory and long time behavior for (nonlinear) Schr\"odinger equations on waveguide manifolds $\mathbb{R}^m \times \mathbb{T}^n$ are intensively studied in recent decades while the corresponding control…

偏微分方程分析 · 数学 2025-02-20 Jingrui Niu , Zehua Zhao

The local exact controllability of the one-dimensional bilinear Schr{\"o}dinger equation with Dirichlet boundary conditions has been extensively studied in subspaces of H 3 since the seminal work of K. Beauchard. Our first objective is to…

偏微分方程分析 · 数学 2025-04-24 Nabile Boussaïd , Alessandro Duca

This paper studies the local exact controllability and the local stabilization of the semilinear Schr\"odinger equation posed on a product of $n$ intervals ($n\ge 1$). Both internal and boundary controls are considered, and the results are…

偏微分方程分析 · 数学 2010-02-08 Lionel Rosier , Bing-Yu Zhang

In this paper, we intend to present some already known results about the internal controllability of the linear and nonlinear Schr\"odinger equation. After presenting the basic properties of the equation, we give a self contained proof of…

偏微分方程分析 · 数学 2013-07-09 Camille Laurent

We consider the 1D linear Schr{\"o}dinger equation, on a bounded interval, with Dirichlet boundary conditions and bilinear scalar control. The small-time local exact controllability around the ground state was proved in [BeaLau10], under an…

偏微分方程分析 · 数学 2021-07-20 Mégane Bournissou

We consider the 1D nonlinear Schr\"odinger equation with bilinear control. In the case of Neumann boundary conditions, local exact controllability of this equation near the ground state has been proved by Beauchard and Laurent in…

偏微分方程分析 · 数学 2022-02-18 Alessandro Duca , Vahagn Nersesyan

We prove global internal controllability in large time for the nonlinear Schr\"odinger equation on some compact manifolds of dimension 3. The result is proved under some geometrical assumptions : geometric control and unique continuation.…

偏微分方程分析 · 数学 2009-03-11 Camille Laurent

We consider Schr{\"o}dinger equations with logarithmic nonlinearity and bilinear controls, posed on $\mathbb{T}^d$ or $\mathbb{R}^d$. We prove their small-time global $L^2$-approximate controllability. The proof consists in extending to…

偏微分方程分析 · 数学 2025-10-17 Karine Beauchard , Rémi Carles , Eugenio Pozzoli

This paper is concerned with the internal distributed control problem for the 1D Schroedinger equation, $i\,u_t(x,t)=-u_{xx}+\alpha(x)\,u+m(u)\,u,$ that arises in quantum semiconductor models. Here $m(u)$ is a non local Hartree--type…

数学物理 · 物理学 2012-04-11 Mariano De Leo , Constanza Sánchez Fernández de la Vega , Diego Rial

This project investigates the approximate controllability of a class of stochastic integrodifferential equations in Hilbert space with non-local beginning conditions. In a departure from the conventional concerns expressed in the…

We present sufficient conditions for the exact controllability in projection of the linear Schr{\"o}dinger equations in the case where the spectrum of the free Hamiltonian is pure point. We consider the general case in which the Hamiltonian…

最优化与控制 · 数学 2024-04-15 Thomas Chambrion , Nabile Boussaid , Marco Caponigro

We prove controllability of the Schr\"odinger equation in $\mathbb{R}^d$ in any time $T > 0$ with internal control supported on nonempty, periodic, open sets. This demonstrates in particular that controllability of the Schr\"odinger…

偏微分方程分析 · 数学 2023-03-13 Matthias Täufer

We prove approximate controllability of the bilinear Schr\"odinger equation in the case in which the uncontrolled Hamiltonian has discrete non-resonant spectrum. The results that are obtained apply both to bounded or unbounded domains and…

最优化与控制 · 数学 2015-05-13 Thomas Chambrion , Paolo Mason , Mario Sigalotti , Ugo Boscain

On a Riemannian manifold with or without boundary, and whether bounded or unbounded, we consider a semilinear wave (or Klein-Gordon) equation with a subcritical nonlinearity (either defocusing or focusing). We establish local…

偏微分方程分析 · 数学 2025-10-21 Thomas Perrin

We prove that the Schr\"odinger equation is approximately controllable in Sobolev spaces $H^s$, $s>0$ generically with respect to the potential. We give two applications of this result. First, in the case of one space dimension, combining…

数学物理 · 物理学 2009-05-18 Vahagn Nersesyan

We derive in a direct way the exact controllability of the 1D free Schr\"odinger equation with Dirichlet boundary control. We use the so-called flatness approach, which consists in parametrizing the solution and the control by the…

最优化与控制 · 数学 2018-04-23 Philippe Martin , Lionel Rosier , Pierre Rouchon

In this article we study the local controllability of the one-dimensional Cahn-Hilliard-Navier-Stokes equation, that is Cahn-Hilliard-Burgers' equation, around a certain steady state using a localized interior control acting only in the…

最优化与控制 · 数学 2026-02-02 Manika Bag , Sheetal Dharmatti , Subrata Majumdar , Debanjana Mitra

This paper deals with controllability properties of a cubic Ginzburg-Landau equation with dynamic boundary conditions. More precisely, we prove a local null controllability result by using a single control supported in a small subset of the…

偏微分方程分析 · 数学 2023-09-14 Nicolás Carreño , Alberto Mercado , Roberto Morales

In this paper it is demonstrated how rigorous numerics may be applied to the one-dimensional nonlinear Schr\"odinger equation (NLS); specifically, to determining bound--state solutions and establishing certain spectral properties of the…

动力系统 · 数学 2013-10-25 Roberto Castelli , Holger Teismann

In this paper, we consider an optimal bilinear control problem for the nonlinear Schr\"{o}dinger equations with singular potentials. We show well-posedness of the problem and existence of an optimal control. In addition, the first order…

偏微分方程分析 · 数学 2013-01-21 Binhua Feng , Dun Zhao , Pengyu Chen
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