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cond-mat.supr-con2008
Cooper pairing reexamined
M. Fortes, M. de Llano, M. A. Solis
When both two-electron \textit{and} two-hole Cooper-pairing are treated on an equal footing in the ladder approximation to the Bethe-Salpeter (BS) equation, the zero-total-momentum…
cond-mat.supr-con2003
Cooper Pairing Revisited
V. C. Aguilera-Navarro, M. Fortes, M. de Llano +1
We recall the fundamental fact that Cooper pairs defined without ignoring two- hole pairs along with two-particle ones leads to a purely imaginary pair energy when the problem is b…