English
Related papers

Related papers: Nonlocal anisotropic Riesz interactions with a phy…

200 papers

We consider a variant of Gamow's liquid drop model with an anisotropic surface energy. Under suitable regularity and ellipticity assumptions on the surface tension, Wulff shapes are minimizers in this problem if and only if the surface…

Analysis of PDEs · Mathematics 2020-10-15 Oleksandr Misiats , Ihsan Topaloglu

We consider the volume-constrained minimization of the sum of the perimeter and the Riesz potential. We add an external potential of the form $\|x\|^{\beta}$ that provides the existence of a minimizer for any volume constraint, and we study…

Optimization and Control · Mathematics 2018-02-12 François Générau , Edouard Oudet

Let A be a compact set in the right-half plane and $\Gamma(A)$ the set in $\mathbb{R}^{3}$ obtained by rotating A about the vertical axis. We investigate the support of the limit distribution of minimal energy point charges on $\Gamma(A)$…

Mathematical Physics · Physics 2009-11-13 J. S. Brauchart , D. P. Hardin , E. B. Saff

For a compact set A in Euclidean space we consider the asymptotic behavior of optimal (and near optimal) N-point configurations that minimize the Riesz s-energy (corresponding to the potential 1/t^s) over all N-point subsets of A, where…

Mathematical Physics · Physics 2007-05-23 D. P. Hardin , E. B. Saff

We consider Riesz-type nonlocal interaction energies over polygons. We prove the analog of the Riesz inequality in this discrete setting for triangles and quadrilaterals, and obtain that among all $N$-gons with fixed area, the nonlocal…

Analysis of PDEs · Mathematics 2021-12-13 Marco Bonacini , Riccardo Cristoferi , Ihsan Topaloglu

We consider a shape optimization problem for a hybrid energy combining local confinement and nonlocal Coulomb repulsion. Specifically, for any open set $\Omega \subseteq \mathbb{R}^3$ of prescribed volume, we consider the ground state…

Analysis of PDEs · Mathematics 2026-04-16 Dario Mazzoleni , Riccardo Moraschi , Berardo Ruffini

We study a geometric variational problem arising from modeling two-dimensional charged drops of a perfectly conducting liquid in the presence of an external potential. We characterize the semicontinuous envelope of the energy in terms of a…

Analysis of PDEs · Mathematics 2022-08-02 Cyrill B. Muratov , Matteo Novaga , Berardo Ruffini

We discuss a variational model, given by a weighted sum of perimeter, bending and Riesz interaction energies, that could be considered as a toy model for charged elastic drops. The different contributions have competing preferences for…

Analysis of PDEs · Mathematics 2025-10-15 Michael Goldman , Matteo Novaga , Matthias Röger

We discuss the spatial limit of the quasi-local mass for certain ellipsoids in an asymptotically flat static spherically symmetric spacetime. These ellipsoids are not nearly round but they are of interest as an admissible parametrized…

General Relativity and Quantum Cosmology · Physics 2020-01-09 Xiaokai He , Leong-Fai Wong , Naqing Xie

This paper provides a quantitative version of the recent result of Kn\"upfer and Muratov ({\it Commun. Pure Appl. Math.} {\bf 66} (2013), 1129--1162) concerning the solutions of an extension of the classical isoperimetric problem in which a…

Optimization and Control · Mathematics 2015-07-01 Cyrill B. Muratov , Anthony Zaleski

We obtain existence of minimizers for the $p$-capacity functional defined with respect to a centrally symmetric anisotropy for $1 < p<\infty$, including the case of a crystalline norm in $\mathbb R^N$. The result is obtained by a…

Analysis of PDEs · Mathematics 2023-05-08 Esther Cabezas-Rivas , Salvador Moll , Marcos Solera

We consider the variational problem of minimizing an anisotropic perimeter functional under a volume constraint in a Euclidean convex domain. We extend to this setting analytical properties of the isoperimetric profile, topological features…

Differential Geometry · Mathematics 2025-04-14 César Rosales

In this paper we prove new multiplicity results for a critical growth anisotropic quasilinear elliptic system that is coupled through a subcritical perturbation term. We identify a certain scaling for the system and a parameter {\gamma}…

Analysis of PDEs · Mathematics 2024-12-04 Artur Jorge Marinho , Kanishka Perera

We provide new general methods in the calculus of variations for the anisotropic Plateau problem in arbitrary dimension and codimension. A new direct proof of Almgren's 1968 existence result is presented; namely, we produce from a class of…

Analysis of PDEs · Mathematics 2017-01-25 Jenny Harrison , Harrison Pugh

In this paper, we study anisotropic Bessel potential and Besov spaces, where the anisotropy measures the extra amount of regularity in certain directions. Some basic properties of these spaces are established along with applications to…

Classical Analysis and ODEs · Mathematics 2011-03-02 Timothy Nguyen

We prove a quantitative version of the isoperimetric inequality for a non local perimeter of Minkowski type. We also apply this result to study isoperimetric problems with repulsive interaction terms, under convexity constraints. We show…

Analysis of PDEs · Mathematics 2017-09-26 Annalisa Cesaroni , Matteo Novaga

In the present article we study the radial symmetry of minimizers of the energy functional, corresponding to the repulsive Hartree equation in external Coulomb potential. To overcome the difficulties, resulting from the "bad" sign of the…

Analysis of PDEs · Mathematics 2010-12-10 Vladimir Georgiev , George Venkov

In this article we obtain the non - asymptotical low estimations for bilinear Riesz's functional through the Lebesgue spaces norms by means of building of some examples.

Functional Analysis · Mathematics 2009-10-01 E. Ostrovsky L. Sirota

We consider a class of {energy integrals}, associated to nonlinear and non-uniformly elliptic equations, with integrands $f(x,u,\xi)$ satisfying anisotropic $p_i,q$-growth conditions of the form $$ \sum_{i=1}^n \lambda_i (x)|\xi_i|^{p_i}\le…

Analysis of PDEs · Mathematics 2025-07-09 Stefano Biagi , Giovanni Cupini , Elvira Mascolo

We obtain new asymptotic results about systems of $ N $ particles governed by Riesz interactions involving $ k $-nearest neighbors of each particle as $N\to\infty$. These results include a generalization to weighted Riesz potentials with…

Classical Analysis and ODEs · Mathematics 2023-03-21 Douglas P. Hardin , Edward B. Saff , Oleksandr Vlasiuk