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arxiv: 0801.1257 · v3 · submitted 2008-01-08 · 🪐 quant-ph · cond-mat.stat-mech· nlin.SI

Third quantization: a general method to solve master equations for quadratic open Fermi systems

classification 🪐 quant-ph cond-mat.stat-mechnlin.SI
keywords lindbladmastermethodquadraticspinappliedarbitraryasymptotic
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The Lindblad master equation for an arbitrary quadratic system of n fermions is solved explicitly in terms of diagonalization of a 4n x 4n matrix, provided that all Lindblad bath operators are linear in the fermionic variables. The method is applied to the explicit construction of non-equilibrium steady states and the calculation of asymptotic relaxation rates in the far from equilibrium problem of heat and spin transport in a nearest neighbor Heisenberg XY spin 1/2 chain in a transverse magnetic field.

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Cited by 2 Pith papers

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