activity
20182026
most citedH0LiCOW XIII. A 2.4% measurement of from lensed quasars: tension between early and late-Universe probes

1.2k citations · 3.6k across the 67 of their papers we have counts for

collaborators
Showing 2022 · astro-ph.GAShow all

1 paper · 2 filters

astro-ph.GA2022★ 16 cited

Evidence for a milliparsec-separation Supermassive Binary Black Hole with quasar microlensing

M. Millon, C. Dalang, C. Lemon +4

We report periodic oscillations in the 15-year long optical light curve of the gravitationally lensed quasar QJ0158-4325. The signal is enhanced during a high magnification microle…