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cond-mat.supr-con2007★ 9 cited
Macroscopic quantum tunneling in "small" Josephson junctions in magnetic field
Yu. N. Ovchinnikov, A. Barone, A. A. Varlamov
We study the phenomenon of macroscopic quantum tunneling (MQT) in small Josephson junctions (JJ) with an externally applied magnetic field. The latter results in the appearance of…
cond-mat.supr-con2006★ 3 cited
Renormalization of Coulomb interactions in s-wave superconductor NaCoO
Keiji Yada, Hiroshi Kontani
We study the renormalized Coulomb interactions due to retardation effect in NaCoO. Although the Morel-Anderson's pseudo potential for orbital is relati…