NatureQuantum-amplified global-phase spectroscopy on an optical clock transitionLeon ZaporskiQi LiuGustavo VelezMatthew RadzihovskyZeyang LiSimone ColomboEdwin Pedrozo-PeñafielVladan Vuletić2025-10-08Full textDOI https://doi.org/10.1038/s41586-025-09578-8