Topological characterization of one-dimensional open fermionic systems
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DOI: 10.1103/physreva.98.052101
Abstract: A topological measure characterizing symmetry-protected topological phases in one-dimensional open fermionic systems is proposed. It is built upon the kinematic approach to the geometric phase of mixed states and facilitates the extension of the notion… read more here.
Keywords: temperature; fermionic systems; one dimensional; dimensional open ... See more keywords