Results 121 to 130 of about 2,894,002 (238)

Sonification of gravitationally lensed gravitational waves / Sonificació de l'efecte de lent gravitatòria en ones gravitacionals [PDF]

open access: yesarXiv
Gravitational waves are oscillations of space-time that are created, for example, in black hole mergers. If these waves travel through another massive astrophysical object, they will undergo an effect called gravitational lensing, that will distort and deflect them.
arxiv  

Rings of light caused by gravitational waves. [PDF]

open access: yesSci Rep, 2022
Batic D   +3 more
europepmc   +1 more source

Freezing-in gravitational waves

open access: yesPhysical Review D
The thermal plasma in the early Universe produced a stochastic gravitational wave (GW) background, which peaks today in the microwave regime and was dubbed the cosmic gravitational microwave background (CGMB). In previous works, only single graviton production processes that contribute to the CGMB have been considered.
Jacopo Ghiglieri   +2 more
openaire   +2 more sources

• On the Polarization of Gravitational Waves

open access: yes, 2012
Physical properties of gravitational waves, belonging to the larger class of exact solutions of Einstein field equations which are invariant for a non-Abelian two-dimensional Lie algebra of Killing fields, are described. It is shown that in the would be quantum theory of gravity they correspond to spin $−1$ massless particles.
openaire   +3 more sources

On the Detectability of Relic (Squeezed) Gravitational Waves [PDF]

open access: yesarXiv, 1999
The expected amplitudes and spectral slopes of relic gravitational waves, plus their specific correlation properties associated with the phenomenon of squeezing, may allow the registration of relic (squeezed) gravitational waves by the first generation of sensitive gravity-wave detectors.
arxiv  

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