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We prove a local Lipschitz stability estimate for Gel'fand-Calder\'on's inverse problem for the Schr\"odinger equation. The main novelty is that only a finite number of boundary input data is available, and those are independent of the…

偏微分方程分析 · 数学 2020-04-21 Giovanni S. Alberti , Matteo Santacesaria

We consider abstract inverse problems between infinite-dimensional Banach spaces. These inverse problems are typically nonlinear and ill-posed, making the inversion with limited and noisy measurements a delicate process. In this work, we…

泛函分析 · 数学 2022-12-20 Giovanni S. Alberti , Ángel Arroyo , Matteo Santacesaria

We present a general framework to study uniqueness, stability and reconstruction for infinite-dimensional inverse problems when only a finite-dimensional approximation of the measurements is available. For a large class of inverse problems…

偏微分方程分析 · 数学 2021-11-10 Giovanni S. Alberti , Matteo Santacesaria

We investigate the Calder\'on problem for the fractional Schr\"odinger equation with drift, proving that the unknown drift and potential in a bounded domain can be determined simultaneously and uniquely by an infinite number of exterior…

偏微分方程分析 · 数学 2018-12-19 Mihajlo Cekić , Yi-Hsuan Lin , Angkana Rüland

We show global uniqueness in an inverse problem for the fractional Schr\"odinger equation: an unknown potential in a bounded domain is uniquely determined by exterior measurements of solutions. We also show global uniqueness in the partial…

偏微分方程分析 · 数学 2020-03-25 Tuhin Ghosh , Mikko Salo , Gunther Uhlmann

In this work, we use monotonicity-based methods for the fractional Schr\"odinger equation with general potentials $q\in L^\infty(\Omega)$ in a Lipschitz bounded open set $\Omega\subset \mathbb R^n$ in any dimension $n\in \mathbb N$. We…

偏微分方程分析 · 数学 2020-02-06 Bastian Harrach , Yi-Hsuan Lin

The Calder\'on problem is an inverse problem with applications to electrical impedance tomography and geophysical prospection. We prove uniqueness in the Calder\'on problem in spatial dimension $n \geq 3$ for scalar conductivities in the…

偏微分方程分析 · 数学 2016-08-30 Clemens Bombach

In this paper we consider the inverse boundary value problem for the Schr\"odinger equation with potential in $L^p$ class, $p>4/3$. We show that the potential is uniquely determined by the boundary measurements.

偏微分方程分析 · 数学 2017-04-24 Eemeli Blåsten , Leo Tzou , Jenn-Nan Wang

Calder\'on's inverse conductivity problem has, so far, only been subject to conditional logarithmic stability for infinite-dimensional classes of conductivities and to Lipschitz stability when restricted to finite-dimensional classes.…

偏微分方程分析 · 数学 2026-02-18 Henrik Garde , Markus Hirvensalo , Nuutti Hyvönen

In this note we discuss the conditional stability issue for the finite dimensional Calder\'on problem for the fractional Schr\"{o}dinger equation with a finite number of measurements. More precisely, we assume that the unknown potential $q…

偏微分方程分析 · 数学 2018-05-03 Angkana Rüland , Eva Sincich

We prove uniqueness and stability for the inverse boundary value problem of the two dimensional Schr\"odinger equation. We do not assume the potentials to be continuous or even bounded. Instead, we assume that some of their positive…

偏微分方程分析 · 数学 2017-10-04 Eemeli Blåsten

In dimensions greater than or equal to three, we establish global uniqueness and obtain reconstruction in the Calderon problem for the Schrodinger equation with certain singular potentials. The potentials considered are conormal of order…

偏微分方程分析 · 数学 2007-05-23 Allan Greenleaf , Matti Lassas , Gunther Uhlmann

The purpose of this article is to extend the uniqueness results for the two dimensional Calder\'on problem to unbounded potentials on general geometric settings. We prove that the Cauchy data sets for Schr\"odinger equations uniquely…

偏微分方程分析 · 数学 2020-07-14 Yilin Ma

In this article we study uniqueness and nonuniqueness for potential reconstruction from one boundary measurement in quantum fields, associated with the steady state Schr\"{o}dinger equation. It is an extension of our recent work…

偏微分方程分析 · 数学 2019-07-04 Zhi-Qiang Miao , Guang-Hui Zheng

For the two dimensional Schr\"odinger equation in a bounded domain, we prove uniqueness of determination of potentials in $W^1_p(\Omega),\,\, p>2$ in the case where we apply all possible Neumann data supported on an arbitrarily non-empty…

数学物理 · 物理学 2012-10-05 O. Imanuvilov , G. Uhlmann , M. Yamamoto

In this paper we establish a global Carleman estimate for the fourth order Schr\"odinger equation posed on a $1-d$ finite domain. The Carleman estimate is used to prove the Lipschitz stability for an inverse problem consisting in retrieving…

偏微分方程分析 · 数学 2013-12-18 Chuang Zheng

We show global uniqueness in the fractional Calder\'on problem with a single measurement and with data on arbitrary, possibly disjoint subsets of the exterior. The previous work \cite{GhoshSaloUhlmann} considered the case of infinitely many…

偏微分方程分析 · 数学 2020-02-12 Tuhin Ghosh , Angkana Rüland , Mikko Salo , Gunther Uhlmann

This licentiate thesis is concerned with an inverse boundary value problem for the magnetic Schr\"odinger equation in a half space, for compactly supported potentials $A\in W^{1,\infty}(\bar{\mathbb{R}^3_{-}},\R^3)$ and $q \in…

偏微分方程分析 · 数学 2012-09-06 Valter Pohjola

In this paper we investigate the inverse problem of determining the time independent scalar potential of the dynamic Schr\"odinger equation in an infinite cylindrical domain, from partial measurement of the solution on the boundary. Namely,…

偏微分方程分析 · 数学 2015-07-27 Mourad Bellassoued , Yavar Kian , Eric Soccorsi

We consider inverse boundary value problems for the Schrodinger equations in two dimensions. Within less regular classes of potentials, we establish a conditional stability estimate of logarithmic order. Moreover we prove the uniqueness…

偏微分方程分析 · 数学 2017-10-04 E. Blåsten , O. Yu. Imanuvilov , M. Yamamoto
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