Basic Variables to Be Reproduced in the First-Principles Theory for Superconductors: Fluctuation of the Particle Number
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DOI: 10.7566/jpsj.86.064704
Abstract: We show that the diagonal elements of the second-order reduced density matrix (RDM2) can be chosen as basic variables for describing the superconducting state, instead of the off-diagonal elements ... read more here.
Keywords: basic variables; theory superconductors; first principles; variables reproduced ... See more keywords