Fig. 3: Admittance of a single-electron box.
From: Compact quantum dot models for analog microwave co-simulation

Model of a SEB from the circuit (a) and quantum (b) perspectives. Lineshapes (left) and zero-detuning admittances (right) at f = 1 GHz in the thermal (c, d), lifetime (e, f), and power (g, h) broadening regimes. When not swept, the values of T = 100 mK, Γ = 0.5 GHz, and δVGR = 1 μV are assumed.