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相关论文: Implications of some mass-capacity inequalities

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In the spin case, we can establish a mass-capacity inequality for generalized asymptotically flat manifolds $(M,g,E)$ with nonnegative scalar curvature, where the equality implies that $(M,g)$ is harmonically conformal to $\mathbb…

微分几何 · 数学 2025-11-18 Yuchen Bi , Jintian Zhu

We study connections among the ADM mass, positive harmonic functions tending to zero at infinity, and the capacity of the boundary of asymptotically flat $3$-manifolds with nonnegative scalar curvature. First we give new formulae that…

微分几何 · 数学 2023-06-12 Pengzi Miao

We establish several inequalities for manifolds with positive scalar curvature and, more generally, for the scalar curvature bounded from below, in the spirit of the classical bound on the distances between conjugates points in surfaces…

微分几何 · 数学 2018-10-30 Misha Gromov

We prove a Riemannian positive mass theorem for manifolds with a single asymptotically flat end, but otherwise arbitrary other ends, which can be incomplete and contain negative scalar curvature. The incompleteness and negativity is…

微分几何 · 数学 2021-03-05 Martin Lesourd , Ryan Unger , Shing-Tung Yau

Motivated by the cosmic censorship conjecture in mathematical relativity, we establish the precise mass lower bound for an asymptotically flat Riemannian 3-manifold with nonnegative scalar curvature and minimal surface boundary, in terms of…

广义相对论与量子宇宙学 · 物理学 2021-01-26 Edward T. Bryden , Marcus A. Khuri , Benjamin D. Sokolowsky

We derive a positive mass theorem for asymptotically flat manifolds with boundary whose mean curvature satisfies a sharp estimate involving the conformal Green's function. The theorem also holds if the conformal Green's function is replaced…

微分几何 · 数学 2020-06-17 Sven Hirsch , Pengzi Miao

In this paper, we prove conformal positive mass theorems for asymptotically flat manifolds with charge. We apply conformal relations to show that if the conformal sum of scalar curvature is not less than the norm square of electric field…

微分几何 · 数学 2019-10-09 Wang Qizhi

We apply the Riemannian Penrose inequality and the Riemannian positive mass theorem to derive inequalities on the boundary of a class of compact Riemannian $3$-manifolds with nonnegative scalar curvature. The boundary of such a manifold has…

微分几何 · 数学 2017-12-29 Pengzi Miao , Naqing Xie

We prove a sharp Sobolev inequality on manifolds with nonnegative Ricci curvature. Moreover, we prove a Michael-Simon inequality for submanifolds in manifolds with nonnegative sectional curvature. Both inequalities depend on the asymptotic…

微分几何 · 数学 2022-05-31 S. Brendle

We deal with suitable nonlinear versions of Jauregui's isocapacitary mass in 3-manifolds with nonnegative scalar curvature and compact outermost minimal boundary. These masses, which depend on a parameter $1<p\leq 2$, interpolate between…

微分几何 · 数学 2023-11-13 Luca Benatti , Mattia Fogagnolo , Lorenzo Mazzieri

We derive a family of inequalities involving different phase-space distributions of a quantum state which have to be fulfilled by any classical state. The violation of these inequalities is a clear signature of nonclassicality. Our approach…

量子物理 · 物理学 2020-04-03 Martin Bohmann , Elizabeth Agudelo

We collect a few guesses on possible implications of a lower bound on the scalar curvature of a Riemannian manifold on the size and shape of this manifold.

微分几何 · 数学 2017-10-18 Misha Gromov

We give a sufficient condition to rule out complete Riemannian metrics with nonnegative scalar curvature on the interiors of handlebodies. In higher dimensions, we give examples of ends of manifolds with positive scalar curvature metrics.

微分几何 · 数学 2026-04-30 John Lott

In this paper, we study the boundary behaviors of compact manifolds with nonnegative scalar curvature and with nonempty boundary. Using a general version of Positive Mass Theorem of Schoen-Yau and Witten, we prove the following theorem: For…

微分几何 · 数学 2007-05-23 Yuguang Shi , Luen-fai Tam

We prove a positive mass theorem for some noncompact spin manifolds that are asymptotic to products of hyperbolic space with a compact manifold. As conclusion we show the Yamabe inequality for some noncompact manifolds which are important…

微分几何 · 数学 2015-02-19 Bernd Ammann , Nadine Große

Using a new method we give elementary estimates for the capacity of non-contractible annuli on cylinders and provide examples, where these inequalities are sharp. Here the lower bound depends only on the area of the annulus. In the case of…

微分几何 · 数学 2011-05-26 Bjoern Muetzel

For manifolds with a distinguished asymptotically flat end, we prove a density theorem which produces harmonic asymptotics on the distinguished end, while allowing for points of incompleteness (or negative scalar curvature) away from this…

微分几何 · 数学 2022-11-14 Dan A. Lee , Martin Lesourd , Ryan Unger

This paper deals with quasi-local isoperimetric versions of the positive mass theorem on $3$-manifolds endowed with continuous complete metrics having nonnegative scalar curvature in a suitable weak sense. As a corollary, we derive…

微分几何 · 数学 2026-02-26 Gioacchino Antonelli , Mattia Fogagnolo , Stefano Nardulli , Marco Pozzetta

Quantum inequalities are bounds on negative time-averages of the energy density of a quantum field. They can be used to rule out exotic spacetimes in general relativity. We study quantum inequalities for a scalar field with a background…

广义相对论与量子宇宙学 · 物理学 2014-07-16 Eleni-Alexandra Kontou , Ken D. Olum

The Positive Mass Conjecture states that any complete asymptotically flat manifold of nonnnegative scalar curvature has nonnegative mass. Moreover, the equality case of the Positive Mass Conjecture states that in the above situation, if the…

微分几何 · 数学 2007-05-23 Dan A. Lee
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