Figure 1
From: Minimal evolution time and quantum speed limit of non-Markovian open systems

Solutions of the population of the damped Jaynes-Cummings model13 in the weak- (black line) and strong-coupling regime (red line), with γ0 = 0.4 and γ0 = 10, respectively and λ = 1 for both.
is when the maximum of geometric distance is reached (
).