H0LiCOW – X. Spectroscopic/imaging survey and galaxy-group identification around the strong gravitational lens system WFI 2033−4723
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DOI: 10.1093/mnras/stz2483
Abstract: Galaxies and galaxy groups located along the line of sight towards gravitationally lensed quasars produce high-order perturbations of the gravitational potential at the lens position. When these perturbation are too large, they can induce a… read more here.
Keywords: system; wfi 2033; lens system; measure ... See more keywords