476 citations · 558 across the 11 of their papers we have counts for
Showing astro-ph.COShow all
2 papers · 1 filter
astro-ph.CO2025★ 2 cited
A sub-ppm upper limit on the cosmological variations of the fine structure constant alpha
S. Muller, A. Beelen, M. Guelin +9
Absorption spectroscopy toward high-redshift quasars provides strong constraints on the putative variation of fundamental constants of physics on cosmological time scales. The subm…
astro-ph.CO2013★ 41 cited
Probing the jet base of the blazar PKS1830-211 from the chromatic variability of its lensed images. Serendipitous ALMA observations of a strong gamma-ray flare
I. Marti-Vidal, S. Muller, F. Combes +11
The launching mechanism of the jets of active galactic nuclei is observationally poorly constrained, due to the large distances to these objects and the very small scales (sub-pars…