January 2024
Conference proceedings published by the Philosophical Transactions of the Royal Society; infinity seminar by Juan Valiente Kroon; arXiv publications.
Conference Proceedings
The proceedings of the two-day meeting “At the interface of asymptotics, conformal methods and analysis in general relativity” organized by Juan Valiente-Kroon and Grigalius Taujanskas have been published by the Philosophical Transactions of the Royal Society. The papers are open-access and available through this link.
Below is a list of the articles included in the collection.
From conformal infinity to equations of motion: conserved quantities in general relativity by Roger Penrose
The case against smooth null infinity IV: Linearized gravity around Schwarzschild—an overview by Leonhard Kehrberger
Polyhomogeneous spin-0 fields in Minkowski space-time by Edgar Gasperín
Asymptotic symmetries of projectively compact order one Einstein manifolds by Jack Borthwick and Yannick Herfray
Calculation of asymptotic charges at the critical sets of null infinity by Mariem Magdy Ali Mohamed
Conformal methods in mathematical cosmology by Paul Tod
Cosmologies with positive λ: hierarchies of future behaviour by Helmut Friedrich
Conformal geodesics and the evolution of spacetimes with positive cosmological constant by Marica Minucci
Analytic and conformal scattering in general relativity by Jean-Philippe Nicolas
Asymptotically de Sitter metrics from scattering data in all dimensions by Peter Hintz
Characterizations of Kerr-de Sitter in arbitrary dimension from null infinity by Marc Mars and Carlos Peón-Nieto
Hyperboloidal approach for static spherically symmetric spacetimes: a didactical introduction and applications in black-hole physics by Rodrigo Panosso Macedo
Virtual Infinity Seminar
Our next seminar is by Juan Valiente Kroon, who will discuss “Asymptotics in general relativity: the role of spatial infinity” on Friday, February 9, at 14:00 UTC. We will stream the seminar on Zoom using the link below.
https://umd.zoom.us/j/99403590299?pwd=U1lFYTMrTE9OdXpLU3ZyTmxvd0lWUT09
ArXiv Publications
The Euclidean-hyperboloidal foliation method. Application to f(R) modified gravity by Philippe G. LeFloch and Yue Ma.
Worldtube puncture scheme for first- and second-order self-force calculations in the Fourier domain by Jeremy Miller, Benjamin Leather, Adam Pound, and Niels Warburton.
Nonlinear Effects In Black Hole Ringdown From Scattering Experiments I: spin and initial data dependence of quadratic mode coupling by Hengrui Zhu et al.
The Case Against Smooth Null Infinity IV: Linearised Gravity Around Schwarzschild—An Overview by Leonhard Kehrberger
The Case Against Smooth Null Infinity V: Early-Time Asymptotics of Linearised Gravity Around Schwarzschild for Fixed Spherical Harmonic Modes by Leonhard Kehrberger and Hamed Masaood
DiscoTEX: Discontinuous collocation and implicit-turned-explicit (IMTEX) integration symplectic, symmetric numerical algorithms with higher order jumps for differential equations with numerical black hole perturbation theory applications by Lidia J. Gomes Da Silva
The pseudospectrum and spectrum (in)stability of quantum corrected black hole by Li-Ming Cao, Jia-Ning Chen, Liang-Bi Wu, Libo Xie, and Yu-Sen Zhou.
Late-time tails for scale-invariant wave equations with a potential and the near-horizon geometry of null infinity by Dejan Gajic and Maxime Van de Moortel
The partial Bondi gauge: Gauge fixings and asymptotic charges by Marc Geiller and Céline Zwikel
Horizons and Null Infinity: A Fugue in 4 voices by Abhay Ashtekar and Simone Speziale