READ ME File For 'Testing dissipative collapse models with a levitated micromagnet' Dataset DOI: 10.5258/SOTON/1599 ReadMe Author: ANDREA VINANTE This dataset supports the publication: AUTHORS: Andrea Vinante et al TITLE: Testing dissipative collapse models with a levitated micromagnet JOURNAL: Physical Review Research PAPER DOI IF KNOWN: This dataset contains the experimental data used to produce some of the figures shown in the article The figures are as follows: Fig. 2 Spectrum zoomed around 57 Hz Fig. 3 Ringdown for mode z at P=1.35E-6 mbar (lowest operation pressure) Fig. 4 Linewidth vs Pressure for mode z Date of data collection: March 2020 Related projects: TEQ project (H2020-FETOPEN-RIA- Prof Hendrik Ulbricht - 29-11-16) ----- Data files description. All data are saved in ascii, format *.csv, using , as separator 1) spectrum.csv: Averaged power spectral density of flux noise, used for Fig. 2 Column 1 = Frequency (Hz) Column 2 = Flux noise spectral density (Phi_0/Hz^0.5) at SQUID input 2) ringdown.csv: Amplitude vs time measured with the lock-in amplifier for ringdown of mode z, used for Fig. 3 Column 1 = time (s) Column 2 = voltage amplitude at lock-in output (mV) Column 3 = error bar on voltage (mV) 3) linewidth_vs_P.csv: linewidth versus pressure for both mode beta and z, used for Fig. 4 Column 1 = Pressure at 4.2K (mbar) Column 2 = error bar on pressure (mbar) Column 3 = linewidth for mode z (Hz) Column 4 = error bar on linewidth (Hz) Licence: CC BY Date that the file was created: October, 2020