chi_0: susceptibility, x-axis: q_parallel from 0 to 0.7 rez. Angstroem, y-axis: energy from 0 to 2.2 eV
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Dispersion data:
Fetter_mean_...=Fetter model averaged over the width of the momentum selective aperture
Fetter_...=pure Fetter model
..._0=q_perp=0 rez. Angstroem
..._2=q_perp=0.1 rez. Angstroem
..._4=q_perp=0.2 rez. Angstroem
..._6=q_perp=0.3 rez. Angstroem
..._8=q_perp=0.4 rez. Angstroem
Knupfer_100=q_perp=0 rez. Angstroem data from M. Knupfer, F. Jerzembeck, N. Kikugawa, F. Roth,
and J. Fink, Propagating charge carrier plasmons in
Sr2 RuO4 , Phys. Rev. B 106, L241103 (2022).
disp_q_c_0_0=experimental data q_perp=0 rez. Angstroem
disp_q_c_0_1=experimental data q_perp=0.1 rez. Angstroem
disp_q_c_0_2=experimental data q_perp=0.2 rez. Angstroem
disp_q_c_0_3=experimental data q_perp=0.3 rez. Angstroem
disp_q_c_0_4=experimental data q_perp=0.4 rez. Angstroem


