Fig. 4: Phase correlation of comb lines.
From: Quantum decoherence of dark pulses in optical microresonators

a Schematic illustration of phase correlation measurement. b Correlation map of −3rd to −11th comb lines.
From: Quantum decoherence of dark pulses in optical microresonators

a Schematic illustration of phase correlation measurement. b Correlation map of −3rd to −11th comb lines.