Flux Quantization in Rings, Cylinders and Arrays

Author(s):  
John P. Carini ◽  
Dana A. Browne ◽  
Sidney R. Nagel
Keyword(s):  
1989 ◽  
Vol 39 (7) ◽  
pp. 4772-4775 ◽  
Author(s):  
Q. Harry Lam ◽  
Carson D. Jeffries

1982 ◽  
Vol 60 (3) ◽  
pp. 299-303 ◽  
Author(s):  
A. E. Jacobs

A method which preserves the flux-quantization condition in all orders of perturbation theory is applied to the Ginzburg–Landau theory of type-II superconductors near the upper critical field. Expansions are obtained for the order parameter, the magnetic field, and the free energy; previous results are verified and extended to one higher order in Hc2 – Ha.


2002 ◽  
Vol 2 (2) ◽  
pp. 129-132
Author(s):  
Saglam M. . ◽  
Saglam Z. . ◽  
Boyacioglu B. .

1999 ◽  
Vol 13 (09n10) ◽  
pp. 1195-1200
Author(s):  
Michele Cini ◽  
Adalberto Balzarotti ◽  
Gianluca Stefanucci

Recently, by exact diagonalisation methods, we reported superconducting pairing and flux quantization in Cu-O Hubbard clusters of up to 21 atoms. The pairing is due to a configuration interaction mechanism driven by symmetry, and arises when the least bound holes have vanishing mutual repulsion ( W =0 pairs). The second-order, spin-flip interaction leads to a net attraction for the singlet and repulsion for the triplet. Here we show that electron bound pairs also exist and show similar flux quantization properties. Then, we extend the theory of pairing to the full plane and to all orders.


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