Symmetry properties of fluctuations in an actively driven rotor

Li He^{1, †}, Yang Xiang¹, Zhang Hepeng^{1, 2, ‡}

(a), (c) Mean and (b), (d) variance of rotor acceleration d Ω_τ depend on rotor velocity. As in previous figures, experimental and numerical results are plotted in left and right columns, respectively.