Journal article
EFFECTS OF SPIN-ORBIT INTERACTIONS IN DISORDERED CONDUCTORS - A RANDOM-MATRIX APPROACH
- Abstract:
- A description in terms of random matrices is used to study the effects of strong spin-orbit coupling in disordered conductors. It is shown that the ensemble of transfer matrices can be conveniently parametrized using quaternions. A diffusion equation is derived for the evolution, with sample length, of the transfer-matrix distribution. In the insulating regime, a uniform density of Lyapunov exponents is obtained, and the expected universal multiplication factors in the localization length are derived when time-reversal symmetry is broken. Weak antilocalization, backscattering depletion, and universal conductance fluctuations are obtained in the metallic regime. © 1992 The American Physical Society.
- Publication status:
- Published
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Authors
- Journal:
- Physical Review B More from this journal
- Volume:
- 46
- Issue:
- 23
- Pages:
- 14985-14994
- Publication date:
- 1992-12-15
- DOI:
- EISSN:
-
1095-3795
- ISSN:
-
0163-1829
- Pubs id:
-
pubs:3528
- UUID:
-
uuid:d85fe275-5c37-4214-bed9-e626453645a6
- Local pid:
-
pubs:3528
- Source identifiers:
-
3528
- Deposit date:
-
2012-12-19
Terms of use
- Copyright date:
- 1992
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