A single-particle dark state in a dissipating spin chain induces universal long-time many-body dynamics with momentum distribution scaling as k sqrt(t) and density decaying as 1/(sqrt(t) log t).
(S.19) but substitute ˆL1 with ˆLL for convenience to find 1 Γ d dt ρk =⟨ ˆ˜c† ˆQkˆ˜c⟩ − ⟨ˆQkˆ˜c†ˆ˜c⟩.(S.27) where the operator ˆ˜c, defined in Eq
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Universal dynamics from a single-particle dark state
A single-particle dark state in a dissipating spin chain induces universal long-time many-body dynamics with momentum distribution scaling as k sqrt(t) and density decaying as 1/(sqrt(t) log t).