| Issue |
Europhys. Lett.
Volume 66, Number 3, May 2004
|
|
|---|---|---|
| Page(s) | 419 - 422 | |
| Section | Condensed matter: electronic structure, electrical, magnetic, and optical properties | |
| DOI | https://doi.org/10.1209/epl/i2003-10222-0 | |
| Published online | 01 April 2004 | |
Concentration dependence of the transition temperature in metallic spin glasses
1
University of Amsterdam, Institute for Theoretical Physics Valckenierstraat 65, 1018XE Amsterdam, The Netherlands
2
School of Physics and Astronomy, University of Birmingham Edgbaston, Birmingham B152TT, UK
Corresponding authors: rubeng@science.uva.nl nieuwenh@science.uva.nl ivl@th.ph.bham.ac.uk
Received:
21
November
2003
Accepted:
2
March
2004
The dependence of the transition temperature 
in
terms of the concentration of magnetic impurities c in spin
glasses is explained on the basis of a screened RKKY
interaction. The two observed power laws, 
at
low c and 
for intermediate c, are
described in a unified approach.
PACS: 75.10.Nr – Spin-glass and other random models / 75.50.Lk – Spin glasses and other random magnets
© EDP Sciences, 2004
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