Quasi-particle spectrum of giant vortex states in a square nanoscopic superconducting plate

2007 ◽  
Vol 463-465 ◽  
pp. 262-265 ◽  
Author(s):  
H. Suematsu ◽  
M. Kato ◽  
M. Machida ◽  
T. Koyama ◽  
T. Ishida
2000 ◽  
Vol 341-348 ◽  
pp. 1121-1122 ◽  
Author(s):  
Masaru Kato ◽  
Hiroyuki Yuzuriha ◽  
Kazumi Maki

1994 ◽  
Vol 08 (25n26) ◽  
pp. 3601-3621 ◽  
Author(s):  
RINAT KEDEM ◽  
BARRY M. McCOY

We study the quasi-particle spectrum of the integrable three-state chiral Potts chain in the massive phase by combining a numerical study of the zeros of associated transfer matrix eigenvalues with the exact results of the ferromagnetic three-state Potts chain and the three-state superintegrable chiral Potts model. We find that the spectrum is described in terms of quasi-particles with momenta restricted only to segments of the Brillouin zone 0≤P≤2π where the boundaries of the segments depend on the chiral angles of the model.


2004 ◽  
Vol 408-410 ◽  
pp. 535-536 ◽  
Author(s):  
Masaru Kato ◽  
Hisataka Suematsu ◽  
Kazumi Maki

2003 ◽  
Vol 17 (10n12) ◽  
pp. 537-547 ◽  
Author(s):  
G. Stenuit ◽  
S. Michotte ◽  
J. Govaerts ◽  
L. Piraux ◽  
D. Bertrand

Beyond the well-known Abrikosov and giant vortex configurations, new solutions to the Ginzburg–Landau model corresponding to vortices of integer and half-integer winding number are described. Phase diagrams (Bext, Energy) and magnetization curves have been determined, aiming towards an understanding of the magnetic properties of lead nanowires and the possible consequences of such solutions with respect to the switching mechanism between vortex states in mesoscopic superconductors.


2009 ◽  
Vol 150 (5) ◽  
pp. 052102
Author(s):  
Masaru Kato ◽  
Satoshi Tomita ◽  
Kazumi Maki

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