| Issue |
Europhys. Lett.
Volume 53, Number 2, January 2001
|
|
|---|---|---|
| Page(s) | 246 - 250 | |
| Section | Condensed matter: electronic structure, electrical, magnetic, and optical properties | |
| DOI | https://doi.org/10.1209/epl/i2001-00144-3 | |
| Published online | 01 December 2003 | |
Physical mechanism of the surface 
transition
University of Illinois, Department of Physics 1110 W. Green St.,
Urbana, IL 61801, USA
Corresponding author: s-kos@uiuc.edu
Received:
15
August
2000
Accepted:
6
November
2001
We discuss the basic physical mechanism of the surface
transition.
Using the first-order
perturbation theory, we show that the mid-gap states drive the transition.
We present various order-of-magnitude estimates and consistency checks that
support this picture.
PACS: 74.50.+r – Proximity effects, weak links, tunneling phenomena, and Josephson effects / 74.25.Bt – Thermodynamic properties / 74.20.-z – Theories and models of superconducting state
© EDP Sciences, 2001
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