Yb magnetic instability in YbMn6Ge6−xSnx

2017 ◽  
Vol 96 (15) ◽  
Author(s):  
L. Eichenberger ◽  
D. Malterre ◽  
B. Malaman ◽  
T. Mazet
Keyword(s):  
2008 ◽  
Vol 44 (2) ◽  
pp. 135-142 ◽  
Author(s):  
C. Derec ◽  
P. Boltenhagen ◽  
S. Neveu ◽  
J.-C. Bacri

1995 ◽  
Vol 32 (9) ◽  
pp. 783-783 ◽  
Author(s):  
St Thieme ◽  
P Steiner ◽  
L Degiorgi ◽  
P Wachter ◽  
Y Dalichaouch ◽  
...  

2006 ◽  
Vol 21 (04) ◽  
pp. 910-913 ◽  
Author(s):  
Mei Huang

Magnetic instability in gapless superconductors still remains as a puzzle. In this article, we point out that the instability might be caused by using BCS theory in mean-field approximation, where the phase fluctuation has been neglected. The mean-field BCS theory describes very well the strongly coherent or rigid superconducting state. With the increase of mismatch between the Fermi surfaces of pairing fermions, the phase fluctuation plays more and more important role, and "soften" the superconductor. The strong phase fluctuation will eventually quantum disorder the superconducting state, and turn the system into a phase-decoherent pseudogap state.


1979 ◽  
Vol 71 (1) ◽  
pp. 63-65 ◽  
Author(s):  
A.Sh. Abdullaev ◽  
Yu.M. Aliev ◽  
V.Yu. Bychenkov ◽  
V. Stefan

1990 ◽  
Vol 163 (1-3) ◽  
pp. 107-109 ◽  
Author(s):  
N. Kioussis ◽  
B.R. Cooper ◽  
J.M. Wills ◽  
Q.G. Sheng

1989 ◽  
Author(s):  
V.S. Speriosu ◽  
M.M. Chen ◽  
T. Suzuki

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