English
 
User Manual Privacy Policy Disclaimer Contact us
  Advanced SearchBrowse

Item

ITEM ACTIONSEXPORT
  Subleading BMS charges and fake news near null infinity

Godazgar, H., Godazgar, M., & Pope, C. N. (2019). Subleading BMS charges and fake news near null infinity. Journal of High Energy Physics, 2019(1 ): 143. doi:10.1007/JHEP01(2019)143.

Item is

Basic

show hide
Item Permalink: http://hdl.handle.net/21.11116/0000-0002-5755-D Version Permalink: http://hdl.handle.net/21.11116/0000-0002-EB92-0
Genre: Journal Article

Files

show Files
hide Files
:
1809.09076.pdf (Preprint), 316KB
Name:
1809.09076.pdf
Description:
File downloaded from arXiv at 2018-10-15 10:08
Visibility:
Public
MIME-Type / Checksum:
application/pdf / [MD5]
Technical Metadata:
Copyright Date:
-
Copyright Info:
-
:
Godazgar2019_Article_SubleadingBMSChargesAndFakeNew.pdf (Publisher version), 540KB
Name:
Godazgar2019_Article_SubleadingBMSChargesAndFakeNew.pdf
Description:
Open Access
Visibility:
Public
MIME-Type / Checksum:
application/pdf / [MD5]
Technical Metadata:
Copyright Date:
-
Copyright Info:
-

Locators

show

Creators

show
hide
 Creators:
Godazgar, Hadi1, Author              
Godazgar, Mahdi, Author
Pope, C. N., Author
Affiliations:
1Quantum Gravity & Unified Theories, AEI-Golm, MPI for Gravitational Physics, Max Planck Society, ou_24014              

Content

show
hide
Free keywords: High Energy Physics - Theory, hep-th,General Relativity and Quantum Cosmology, gr-qc
 Abstract: In this paper we establish a relation between the non-linearly conserved Newman-Penrose charges and certain subleading terms in a large-$r$ expansion of the BMS charges in an asymptotically-flat spacetime. We define the subleading BMS charges by considering a $1/r$-expansion of the Barnich-Brandt prescription for defining asymptotic charges in an asymptotically-flat spacetime. At the leading order, i.e. $1/r^0$, one obtains the standard BMS charges, which would be integrable and conserved in the absence of a flux term at null infinity, corresponding to gravitational radiation, or Bondi news. At subleading orders, analogous terms in general provide obstructions to the integrability of the corresponding charges. Since the subleading terms are defined close to null infinity, but vanish actually at infinity, the analogous obstructions are not associated with genuine Bondi news. One may instead describe them as corresponding to "fake news." At order $r^{-3}$, we find that a set of integrable charges can be defined and that these are related to the ten non-linearly conserved Newman-Penrose charges.

Details

show
hide
Language(s):
 Dates: 2018-09-242019
 Publication Status: Published in print
 Pages: 34 pages
 Publishing info: -
 Table of Contents: -
 Rev. Method: -
 Identifiers: arXiv: 1809.09076
URI: http://arxiv.org/abs/1809.09076
DOI: 10.1007/JHEP01(2019)143
 Degree: -

Event

show

Legal Case

show

Project information

show

Source 1

show
hide
Title: Journal of High Energy Physics
Source Genre: Journal
 Creator(s):
Affiliations:
Publ. Info: -
Pages: - Volume / Issue: 2019 (1 ) Sequence Number: 143 Start / End Page: - Identifier: -