Data related to publication "Coherent phase transfer for real-world twin-field quantum key distribution; Supplementary Information"

<p>These files contains datasets from which the Figures appearing in the Supplementary Information have been calculated.&nbsp;</p> <p>Description of datasets:</p> <p>Datasets related to SupplFig1 contain two columns: Frequency in Hz and phase noise in rad^2/Hz</p> <p>Data_SupplFig1_stabilised_fringes: psd of the phase noise calculated from the interference fringes in a stabilised condition</p> <p>Data_SupplFig1_unstabilised_fringes: psd of the phase noise calculated from the interference fringes in an unstabilised condition</p> <p>Data_SupplFig1_roundtrip_sensing_laser: psd of the sensing laser signal after a round-trip in the interferometer, calculated&nbsp;from self-heterodyne beatnote</p> <p>Data_SupplFig1_differential_roundtrip_sensing_vs_reference_laser: psd of the difference between the round-trip self-heterodyne beatnotes at the sensing and reference laser wavelengths</p> <p>Datasets related to SupplFig2 contain two columns: time in seconds and normalised intensity (calculated as detailed in the main publication).</p> <p>Data_SupplFig2_High_power_PD_free_evol: normalised intensity of the interference signal&nbsp;obtained with classical power level at the source. This trace was recorded with&nbsp;a photodiode when no artificial phase drift was applied</p> <p>Data_SupplFig2_High_power_PD_phase_drift:&nbsp; normalised intensity of the interference signal&nbsp;obtained with classical power level at the source. This trace was recorded with&nbsp;a photodiode when an artificial phase drift was applied (8pi/s)</p> <p>Data_SupplFig2_High_power_SPD_free_evol:&nbsp;normalised intensity of the interference signal&nbsp;obtained with classical power level at the source. This trace was recorded on an SPD (after suitable attenuation) when no&nbsp;artificial phase drift was applied&nbsp;</p> <p>Data_SupplFig2_High_power_SPD_phase_drift:&nbsp;normalised intensity of the interference signal&nbsp;obtained with classical power level at the source. This trace was recorded on an SPD (after suitable attenuation) when an artificial phase drift was applied (8pi/s)</p> <p>Data_SupplFig2_Attenuated_SPD_free_evol:&nbsp;normalised intensity of the interference signal&nbsp;obtained with attenuated beams at the source. This trace was recorded on an SPD when no&nbsp;artificial phase drift was applied&nbsp;</p> <p>Data_SupplFig2_Attenuated_SPD_phase_drift:&nbsp;:&nbsp;normalised intensity of the interference signal&nbsp;obtained with attenuated beams at the source. This trace was recorded on an SPD when an artificial phase drift was applied (8pi/s)</p> <p>&nbsp;</p>