Results 11 to 20 of about 214,334 (339)

Gravitational Waves from Gravitational Collapse

open access: yesLiving Reviews in Relativity, 2003
Gravitational wave emission from the gravitational collapse of massive stars has been studied for more than three decades. Current state-of-the-art numerical investigations of collapse include those that use progenitors with more realistic angular ...
New Kimberly C.B.
doaj   +2 more sources

Gravitational Waves from Gravitational Collapse

open access: yesLiving Reviews in Relativity, 2011
Gravitational-wave emission from stellar collapse has been studied for nearly four decades. Current state-of-the-art numerical investigations of collapse include those that use progenitors with more realistic angular momentum profiles, properly treat ...
Chris L. Fryer, Kimberly C.B. New
doaj   +2 more sources

Thermal Gravitational Waves [PDF]

open access: yesThe Open Astronomy Journal, 2011
20 pages, 57 ...
Sivaram, C., Arun, Kenath
openaire   +2 more sources

Gravitational Lensing of Continuous Gravitational Waves [PDF]

open access: yesUniverse, 2021
Continuous gravitational waves are analogous to monochromatic light and could therefore be used to detect wave effects such as interference or diffraction. This would be possible with strongly lensed gravitational waves. This article reviews and summarises the theory of gravitational lensing in the context of gravitational waves in two different ...
Marek Biesiada, Sreekanth Harikumar
openaire   +3 more sources

The Poincaré and BMS flux-balance laws with application to binary systems

open access: yesJournal of High Energy Physics, 2020
Asymptotically flat spacetimes admit both supertranslations and Lorentz transformations as asymptotic symmetries. Furthermore, they admit super-Lorentz transformations, namely superrotations and superboosts, as outer symmetries associated with super ...
Geoffrey Compère   +2 more
doaj   +1 more source

Metric reconstruction from celestial multipoles

open access: yesJournal of High Energy Physics, 2022
The most general vacuum solution to Einstein’s field equations with no incoming radiation can be constructed perturbatively from two infinite sets of canonical multipole moments, which are found to be mapped into each other under gravitational electric ...
Geoffrey Compère   +2 more
doaj   +1 more source

Gravitational breathing memory and dual symmetries

open access: yesJournal of High Energy Physics, 2021
Brans-Dicke theory contains an additional propagating mode which causes homogeneous expansion and contraction of test bodies in transverse directions.
Ali Seraj
doaj   +1 more source

Low frequency electromagnetic radiation coming from gravitational waves generated by neutron stars [PDF]

open access: yes, 2017
We investigate the possibility of observing very low frequency (VLF) electromagnetic radiation produced from the vacuum by gravitational waves. We review the calculations leading to the possibility of vacuum conversion of gravitational waves into ...
Gretarsson, Andri   +2 more
core   +3 more sources

Gravitational waves [PDF]

open access: yesNuclear Physics B - Proceedings Supplements, 1994
In the last few years there have been a number of significant developments in research towards the detection of gravitational radiation from astronomical objects. The construction of 3 large-scale (3- or 4-km) interferometric detectors has been funded; new high-sensitivity bars are under construction; there is a serious proposal using two ...
openaire   +4 more sources

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