Figure 4 data description. All files have a text format.
Refer to Figure 4 caption for details.

Main Figure:

decay_magField_0mT_data: experimental data at 0 mT magnetic field, 2 columns (tau (ms), echo amplitude (arb. units))
decay_magField_0o1mT_data: experimental data at 0.1 mT magnetic field, 2 columns (tau (ms), echo amplitude (arb. units) - offset added for readability)
decay_magField_0o15mT_data: experimental data at 0.15 mT magnetic field, 2 columns (tau (ms), echo amplitude (arb. units) - offset added for readability)
decay_magField_0o6mT_data: experimental data at 0.6 mT magnetic field, 2 columns (tau (ms), echo amplitude (are. units) - offset added for readability)
decay_magField_fit: fitted curves,  5 columns (tau (ms), black solid line, blue solid line, red solid line, purple solid line)                  

Inset:
B_freq_data: experimental data, 4 columns (B (mT), frequency (Hz), lower error bar,upper error bar)
B_freq_fit: fitted curve, 2 columns (B (mT), solid line)



