The non-linear stability of the Schwarzschild family of black holes

M Dafermos, G Holzegel, I Rodnianski… - arxiv preprint arxiv …, 2021 - arxiv.org
We prove the non-linear asymptotic stability of the Schwarzschild family as solutions to the
Einstein vacuum equations in the exterior of the black hole region: general vacuum initial …

Hyperboloidal approach for static spherically symmetric spacetimes: a didactical introduction and applications in black-hole physics

R Panosso Macedo - Philosophical Transactions of the …, 2024 - royalsocietypublishing.org
This work offers a didactical introduction to the calculations and geometrical properties of a
static, spherically symmetric spacetime foliated by hyperboloidal time surfaces. We discuss …

Research status and evolution trends of emergency information resource management: based on bibliometric analysis from 2003 to 2022

Q Cheng, S Zhang - International journal of disaster risk reduction, 2023 - Elsevier
As big data and artificial intelligence technologies are being increasingly applied in
emergency management activities, effective information resource management has become …

A sharp version of Price's law for wave decay on asymptotically flat spacetimes

P Hintz - Communications in Mathematical Physics, 2022 - Springer
We prove Price's law with an explicit leading order term for solutions ϕ (t, x) of the scalar
wave equation on a class of stationary asymptotically flat (3+ 1)-dimensional spacetimes …

Linear waves on asymptotically flat spacetimes. I

P Hintz - arxiv preprint arxiv:2302.14647, 2023 - arxiv.org
We introduce a novel framework for the analysis of linear wave equations on nonstationary
asymptotically flat spacetimes, under the assumptions of mode stability and absence of zero …

Late time tail of waves on dynamic asymptotically flat spacetimes of odd space dimensions

J Luk, SJ Oh - arxiv preprint arxiv:2404.02220, 2024 - arxiv.org
We introduce a general method for understanding the late time tail for solutions to wave
equations on asymptotically flat spacetimes with odd space dimensions. In particular, for a …

The case against smooth null infinity I: heuristics and counter-examples

LMA Kehrberger - Annales Henri Poincare, 2022 - Springer
This paper initiates a series of works dedicated to the rigorous study of the precise structure
of gravitational radiation near infinity. We begin with a brief review of an argument due to …

Sharp decay for Teukolsky equation in Kerr spacetimes

S Ma, L Zhang - Communications in Mathematical Physics, 2023 - Springer
In this work, we derive the global sharp decay, as both a lower and an upper bounds, for the
spin±s components, which are solutions to the Teukolsky equation, in the black hole exterior …

Generalized Price's law on fractional-order asymptotically flat stationary spacetimes

K Morgan, J Wunsch - arxiv preprint arxiv:2105.02305, 2021 - arxiv.org
We obtain estimates on the rate of decay of a solution to the wave equation on a stationary
spacetime that tends to Minkowski space at a rate $ O (\lvert x\rvert^{-\kappa}), $$\kappa\in …

Instability of gravitational and electromagnetic perturbations of extremal Reissner–Nordström spacetime

MA Apetroaie - Annals of PDE, 2023 - Springer
We study the linear stability problem to gravitational and electromagnetic perturbations of
the extremal,| Q|= M, Reissner–Nordström spacetime, as a solution to the Einstein–Maxwell …