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Related papers: Rellich's theorem and N-body Schrodinger operators

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We prove optimal pointwise bounds on quasimodes of semiclassical Schrodinger operators with arbitrary smooth real potentials in dimension two. This end-point estimate was left open in the general study of semiclassical Lp bounds conducted…

Analysis of PDEs · Mathematics 2012-09-14 Hart F. Smith , Maciej Zworski

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…

Dynamical Systems · Mathematics 2013-10-25 Roberto Castelli , Holger Teismann

We study one-dimensional Schroedinger operators S with real-valued distributional potentials q in W^{-1}_{2,loc}(R) and prove an extension of the Povzner-Wienholtz theorem on self-adjointness of bounded below S thus providing additional…

Spectral Theory · Mathematics 2012-03-23 Rostyslav O. Hryniv , Yaroslav V. Mykytyuk

We study one-dimensional Schr\"{o}dinger operators $\mathrm{S}(q)$ on the space $L^{2}(\mathbb{R})$ with potentials $q$ being complex-valued generalized functions from the negative space $H_{unif}^{-1}(\mathbb{R})$. Particularly the class…

Spectral Theory · Mathematics 2013-07-12 Vladimir Mikhailets , Volodymyr Molyboga

A general class of discrete unitary models are described whose behavior in the continuum limit corresponds to a many-body Schrodinger equation. On a quantum computer, these models could be used to simulate quantum many-body systems with an…

Quantum Physics · Physics 2009-10-30 Bruce M. Boghosian , Washington Taylor

In the recent paper, Ref. 1, the l-waves Schr\"odinger equation for the Cornell's potential is solved in quantum mechanics with a generalized uncertainty principle by following Ref. 2. It is showed here that the approach of Ref. 2 can only…

Quantum Physics · Physics 2017-11-15 Djamil Bouaziz

We prove the universality of sharp arithmetic localization for all one-dimensional quasiperiodic Schr\"odinger operators with anti-Lipschitz monotone potentials.

Spectral Theory · Mathematics 2024-07-02 Svetlana Jitomirskaya , Ilya Kachkovskiy

We consider the problem of finding extremal potentials for the functional determinant of a one-dimensional Schr\"odinger operator defined on a bounded interval with Dirichlet boundary conditions under an $L^q$-norm restriction ($q\geq 1$).…

Spectral Theory · Mathematics 2019-09-13 Clara L. Aldana , Jean-Baptiste Caillau , Pedro Freitas

Motivated by the interest in non-relativistic quantum mechanics for determining exact solutions to the Schrodinger equation we give two potentials that are conditionally exactly solvable. The two potentials are partner potentials and we…

Mathematical Physics · Physics 2015-12-15 A. Lopez-Ortega

We consider discrete one-dimensional Schr\"odinger operators whose potentials are generated by H\"older continuous sampling along the orbits of a uniformly hyperbolic transformation. For any ergodic measure satisfying a suitable bounded…

Spectral Theory · Mathematics 2024-02-02 Artur Avila , David Damanik , Zhenghe Zhang

An overview on the relativistic Dirac-Brueckner approach to the nuclear many-body problem is given. Different approximation schemes are discussed, with particular emphasis on the nuclear self-energy and the saturation mechanism of nuclear…

Nuclear Theory · Physics 2017-01-25 Christian Fuchs

We give a sharp upper bound on the vanishing order of solutions to Schr\"odinger equation, in the case that the potential is of class $\mathcal{C}^1$ on a smooth compact manifold.

Analysis of PDEs · Mathematics 2011-12-06 Laurent Bakri

We establish the existence of an entire solution for a class of stationary Schr\"{o}dinger systems with subcritical discontinuous nonlinearities and lower bounded potentials that blow-up at infinity. The proof is based on the critical point…

Analysis of PDEs · Mathematics 2007-05-23 Teodora Liliana Dinu

Using first and second order supersymmetry formalism we obtain a class of exactly solvable potentials subject to moving boundary conditions.

Mathematical Physics · Physics 2009-11-13 T. Jana , P. Roy

We examine semiclassical magnetic Schr\"{o}dinger operators with complex electric potentials. Under suitable conditions on the magnetic and electric potentials, we prove a resolvent estimate for spectral parameters in an unbounded parabolic…

Spectral Theory · Mathematics 2018-05-08 Ben Bellis

The Rayleigh-Ritz procedure for determining bound-states of the Schr\"{o}dinger equation relies on spectral representation of the solution as a linear combination of the basis functions. Several possible extensions of the method to…

Quantum Physics · Physics 2020-09-22 Arkadiusz Kuroś , Przemysław Kościk , Anna Okopińska

We study the solution of the relativistic Schr\"odinger equation for a point particle in 1-d under $\delta$-function potential by using cutoff regularization. We show that the problem is renormalizable, and the results are exactly the same…

High Energy Physics - Theory · Physics 2014-06-24 M. H. Al-Hashimi , Abouzeid M. Shalaby

In this paper we study unique continuation theorems for magnetic Schr\"odinger equation via Carleman estimates. We use integration by parts techniques in order to show these estimates. We consider electric and magnetic potentials with…

Analysis of PDEs · Mathematics 2013-12-10 Naiara Arrizabalaga , Miren Zubeldia

We examine two kinds of spectral theoretic situations: First, we recall the case of self-adjoint half-line Schr\"odinger operators on $[a,\infty)$, $a\in\mathbb{R}$, with a regular finite end point $a$ and the case of Schr\"odinger…

Spectral Theory · Mathematics 2020-02-25 Fritz Gesztesy , Maxim Zinchenko

In this short paper we show a sufficient condition for the solvability of the Dirichlet problem at infinity in Riemannian cones (as defined below).This condition is related to a celebrated result of Milnor that classifies parabolic…

Differential Geometry · Mathematics 2021-11-23 Jean C. Cortissoz