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Related papers: Schr\"odinger means in higher dimensions

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We obtain $L^p$ estimates of the maximal Schr\"odinger operator in $\mathbb R^n$ using polynomial partitioning, bilinear refined Strichartz estimates, and weighted restriction estimates.

Classical Analysis and ODEs · Mathematics 2024-11-08 Xiumin Du , Jianhui Li

We study arbitrary order symmetry operators for the linear Schr\"odinger equations with arbitrary number of spatial variables. We deduce determining equations for coefficient functions of such operators and consider in detail some cases…

Mathematical Physics · Physics 2016-03-08 A. G. Nikitin

The independent solutions of the one-dimensional Schr\"odinger equation are approximated by means of the explicit summation of the leading constituent WKB series. The continuous matching of the particular solutions gives the uniformly valid…

Quantum Physics · Physics 2007-05-23 Vladimir V. Kudryashov , Yulian V. Vanne

In this paper, we establish the almost everywhere convergence of solutions to the Schr\"odinger operator with complex time $ P_{\gamma}f(x,t) $ in higher dimensions, under the assumption that the initial data $f$ belongs to the Sobolev…

Analysis of PDEs · Mathematics 2025-12-29 Meng Wang , Zhichao Wang

The method of solving of nonlinear Schr\"odinger equation is considered. Some examples of its applications are demonstrated.

Exactly Solvable and Integrable Systems · Physics 2007-05-23 Dmitry Levko

The set of dynamic symmetries of the scalar free Schr\"odinger equation in d space dimensions gives a realization of the Schr\"odinger algebra that may be extended into a representation of the conformal algebra in d+2 dimensions, which…

Mathematical Physics · Physics 2007-05-23 Malte Henkel , Jeremie Unterberger

In this survey the contemporary results concerning supersymmetries in generalized Schr\"odinger equations are presented. Namely, position dependent mass Sch\"odinger equations are discussed as well as the equations with matrix potentials.…

Mathematical Physics · Physics 2020-02-18 A. G. Nikitin

We present some old and new results on dispersive estimates for Schroedinger equations.

Analysis of PDEs · Mathematics 2007-05-23 Wilhelm Schlag

We present some recent results on the existence of solutions of the Schr\"odinger flows, and pose some problems for further research.

Analysis of PDEs · Mathematics 2007-05-23 Weiyue Ding

We call any measure on a path space, a path measure. Some notions about path measures which appear naturally when solving the Schr\"odinger problem are presented and worked out in detail.

Probability · Mathematics 2022-09-05 Christian Léonard

We develop an algebraic approach to studying the spectral properties of the stationary Schr\"odinger equation in one dimension based on its high order conditional symmetries. This approach makes it possible to obtain in explicit form…

High Energy Physics - Theory · Physics 2009-10-30 R. Z. Zhdanov

The initial value problem is considered for a higher order nonlinear Schr\"odinger equation with quadratic nonlinearity. Results on existence and uniqueness of weak solutions are obtained. In the case of an effective at infinity additional…

Analysis of PDEs · Mathematics 2022-03-29 Andrei V. Faminskii

We prove dispersive and Strichartz estimates for Schr\"{o}dinger equations on normal real form symmetric spaces. These estimates apply to the well-posedness and scattering for the nonlinear Schr\"{o}dinger equations.

Analysis of PDEs · Mathematics 2019-10-17 Anestis Fotiadis , Effie Papageorgiou

We describe a certain "self-similar" family of solutions to the free Schroedinger equation in all dimensions, and derive some consequences of such solutions for two specific problems.

Analysis of PDEs · Mathematics 2007-05-23 J. A. Barcelo , J. M. Bennett , A. Carbery , A. Ruiz , M. C. Vilela

We obtain new results about the high-energy distribution of resonances for the one-dimensional Schr\"odinger operator. Our primary result is an upper bound on the density of resonances above any logarithmic curve in terms of the singular…

Mathematical Physics · Physics 2023-11-03 T. J. Christiansen , T. Cunningham

In this paper, we study the almost everywhere convergence results of Schr\"odinger operator with complex time along curves. We also consider the fractional cases. All results are sharp up to the endpoints.

Analysis of PDEs · Mathematics 2025-07-08 Binyu Wang , Zhichao Wang

For the first time, a nonlinear Schr\"odinger equation of the general form is considered, depending on time and two spatial variables, the potential and dispersion of which are specified by two arbitrary functions. This equation naturally…

Exactly Solvable and Integrable Systems · Physics 2026-03-03 Andrei D. Polyanin

Estimates for the total multiplicity of eigenvalues for Schr\"odinger operator are established in the case of compactly supported or exponentially decreasing complex-valued potential.

Spectral Theory · Mathematics 2013-10-24 S. A. Stepin

A method is presented to construct exactly solvable nonlinear extensions of the Schr\"odinger equation. The method explores a correspondence which can be established under certain conditions between exactly solvable ordinary Schr\"odinger…

Quantum Physics · Physics 2023-04-04 Tom Dodge , Peter Schweitzer

Almost everywhere convergence on the solution of Schr\"odinger equation is an important problem raised by Carleson in harmonic analysis. In recent years, this problem was essentially solved by building the sharp $L^p$-estimate of…

Analysis of PDEs · Mathematics 2023-12-12 Zhenbin Cao , Changxing Miao , Meng Wang