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Related papers: Lieb--Thirring inequalities on the sphere

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This paper is build around the stationary anisotropic Stokes and Navier-Stokes systems with an $L^\infty$-tensor coefficient satisfying an ellipticity condition in terms of symmetric matrices in ${\mathbb R}^{n\times n}$ with zero matrix…

Analysis of PDEs · Mathematics 2021-04-16 Mirela Kohr , Sergey E. Mikhailov , Wolfgang L. Wendland

The Navier--Stokes--Voigt system in the whole four-dimensional space is considered. Although we do not know any physical reasons to consider this system in space dimension four, the attractors theory for this case becomes especially simple…

Analysis of PDEs · Mathematics 2025-07-08 Alexei Ilyin , Varga Kalantarov , Sergey Zelik

In this paper we obtain sharp Lieb-Thirring inequalities for a Schr\"odinger operator on semi-axis with a matrix potential and show how they can be used to other related problems. Among them are spectral inequalities on star graphs and…

Mathematical Physics · Physics 2019-12-10 Pavel Exner , Ari Laptev , Muhammad Usman

We derive spectral estimates of the Lieb-Thirring type for eigenvalues of Dirichlet Laplacians on strictly shrinking spiral-shaped domains.

Spectral Theory · Mathematics 2022-06-29 Diana Barseghyan , Pavel Exner

This paper concerns the tempered pullback dynamics of 2D incompressible non-autonomous Navier-Stokes equation with non-homogeneous boundary condition on Lipschitz-like domain. With the presence of a time-dependent external force f(t) which…

Analysis of PDEs · Mathematics 2018-04-24 Xin-Guang Yang , Yuming Qin , To Fu Ma , Yongjin Lu

This paper is concerned with the existence and uniqueness of the strong solution to the incompressible Navier-Stokes equations with Navier-slip boundary conditions in a two-dimensional strip domain where the slip coefficients may not have…

Analysis of PDEs · Mathematics 2019-09-04 Quanrong Li , Shijin Ding

We study the global and local existence and uniqueness of solutions to the Navier-Stokes equations with anisotropic viscosity in a bounded cylindrical domain $Q=\Omega\times (0,1)$, where $\Omega$ is a star-shaped domain in $R^2$. In this…

Analysis of PDEs · Mathematics 2008-10-01 Marius Paicu , Geneviève Raugel

We prove a Lieb--Thirring inequality for Schr\"odinger operators $-\frac{\mathrm{d}^2}{\mathrm{d}x^2}+V$ on the semi-axis with Robin boundary condition at the origin. The result improves on a bound obtained by P.~Exner, A.~Laptev and…

Spectral Theory · Mathematics 2022-05-31 Lukas Schimmer

In this paper we derive Lieb-Thirring estimates for eigenvalues of Dirichlet Laplacians below the threshold of the essential spectrum on asymptotically Archimedean spiral-shaped regions.

Spectral Theory · Mathematics 2024-06-04 Juan Bory-Reyes , Diana Barseghyan , Baruch Schneider

We consider the incompressible and stationary Stokes equations on an infinite two-dimensional wedge with non-scaling invariant Navier-slip boundary conditions. We prove well-posedness and higher regularity of the Stokes problem in a certain…

Analysis of PDEs · Mathematics 2024-07-23 Marco Bravin , Manuel V. Gnann , Hans Knüpfer , Nader Masmoudi , Floris B. Roodenburg , Jonas Sauer

We prove a Lieb-Thirring type inequality for potentials such that the associated Schr\"{o}dinger operator has a pure discrete spectrum made of an unbounded sequence of eigenvalues. This inequality is equivalent to a generalized…

Mathematical Physics · Physics 2007-05-23 Jean Dolbeault , Patricio Felmer , Michael Loss , Eric Paturel

We prove an analogue of the Lieb--Thirring inequality for many-body quantum systems with the kinetic operator $\sum_i (-\Delta_i)^s$ and the interaction potential of the form $\sum_i \delta_i^{-2s}$ where $\delta_i$ is the nearest-neighbor…

Mathematical Physics · Physics 2025-01-03 G. K. Duong , Phan Thành Nam

We consider the vector functions in a domain homeomorphic to a spherical layer bounded by twice continuously differentiable surfaces. Additional restrictions are imposed on the domain, which allow to conduct proofs using simple methods. On…

Mathematical Physics · Physics 2020-10-23 V. V. Denisenko , S. A. Nesterov

A logarithmic type Lieb-Thirring inequality for two-dimensional Schroedinger operators is established. The result is applied to prove spectral estimates on trapped modes in quantum layers.

Mathematical Physics · Physics 2010-09-24 Hynek Kovarik , Semjon Vugalter , Timo Weidl

In this paper we prove sharp Lieb-Thirring (LT) inequalities for the family of shifted Coulomb Hamiltonians. More precisely, we prove the classical LT inequalities with the semi-classical constant for this family of operators in any…

Mathematical Physics · Physics 2025-04-09 Thiago Carvalho Corso , Timo Weidl , Zhuoyao Zeng

The Lieb-Thirring inequalities give a bound on the negative eigenvalues of a Schr\"odinger operator in terms of an $L^p$ norm of the potential. This is dual to a bound on the $H^1$-norms of a system of orthonormal functions. Here we extend…

Mathematical Physics · Physics 2019-12-19 Rupert L. Frank , Mathieu Lewin , Elliott H. Lieb , Robert Seiringer

We show how a matrix version of the Buslaev-Faddeev-Zakharov trace formulae for a one-dimensional Schr\"odinger operator leads to Lieb-Thirring inequalities with sharp constants $L^{cl}_{\gamma,d}$ with $\gamma\ge 3/2$ and arbitrary $d\ge…

Mathematical Physics · Physics 2007-05-23 A. Laptev , T. Weidl

We review some recent progress on Lieb-Thirring inequalities, focusing on direct methods to kinetic estimates for orthonormal functions and applications for many-body quantum systems.

Mathematical Physics · Physics 2021-06-29 Phan Thành Nam

We prove new inequalities of the Lieb-Thirring type on the eigenvalues of Schr\"odinger operators in wave guides with local perturbations. The estimates are optimal in the weak-coupling case. To illustrate their applications, we consider,…

Mathematical Physics · Physics 2020-02-03 Pavel Exner , Helmut Linde , Timo Weidl

The main objective of this paper is to extend certain fundamental inequalities from a single function to a family of orthonormal systems. In the first part of the paper, we consider a non-negative, self-adjoint operator $L$ on $L^2(X,\mu)$,…

Functional Analysis · Mathematics 2024-09-24 Guoxia Feng , Shyam Swarup Mondal , Manli Song , Huoxiong Wu