2 papers
cond-mat.supr-con2004
BEC, BCS and BCS-Bose Crossover Theories in Superconductors and Superfluids
M. de Llano, F. J. Sevilla, M. A. Solis +1
For the Cooper/BCS model interaction in superconductors (SCs) it is shown: a) how BCS-Bose crossover picture transition temperatures Tc, defined self-consistently by both the gap a…
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…