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Essentials of Strong Gravitational Lensing
AbstractOf order one in $10^{3}$ 10 3 quasars and high-redshift galaxies appears in the sky as multiple images as a result of gravitational lensing by unrelated galaxies ...
Dominique Sluse +2 more
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Strong Gravitational Lensing in the Einstein-Proca Theory [PDF]
Adopting the strong field limit approach, we investigate the strong gravitational lensing of a spherically symmetric spacetime in the Einstein-Proca theory. With the strong field limit coefficient, three observable quantities are obtained, which are the innermost relativistic image, the deflection angle and the ratio of the flux.
Zhongwen Feng, Xiaotao Zu, Zu Xiaotao
exaly +4 more sources
Strong Gravitational Lensing as a Probe of Dark Matter
AbstractDark matter structures within strong gravitational lens galaxies and along their lines of sight leave a gravitational imprint on the multiple images of lensed sources. Strong gravitational lensing provides, therefore, a key test of different dark matter models.
Georgios Vernardos +2 more
exaly +6 more sources
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Gravitational lensing in the presence of plasmas and strong gravitational fields
Gravitation and Cosmology, 2014The theory of gravitational lensing is well developed for light propagation in vacuum in the approximation of weak deflection. We discuss two ways of extending the studies of usual gravitational lens theory which were recently theoretically developed. One way is to go beyond the weak deflection approximation and consider relativistic images formed by ...
O. Yu. Tsupko, G. S. Bisnovatyi-Kogan
openaire +1 more source
Strong gravitational lensing by multiple galaxies [PDF]
We discuss strong gravitational lensing by multiple objects along any line of sight. The probability for strong gravitational lensing by more than one lens is small, but a number of strong lens systems in which more than one separate lens contribute significantly to the lensing potential will be detected in the large sample of lens systems compiled ...
Moller, Ole, Blain, A. W.
exaly +3 more sources
Strong gravitational lensing and shadow constraint from M87* of slowly rotating Kerr-like black hole
Annals of Physics, 2022Xiao-Mei Kuang +1 more
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Strong lensing as a giant telescope to localize the host galaxy of gravitational wave event
Monthly Notices of the Royal Astronomical Society, 2020Hai Yu, Fayin Wang, Zhang Pengjie
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