Interplay between quasiperiodicity and disorder in quantum spin chains in a magnetic field
We study the interplay between disorder and a quasiperiodic coupling array in an external magnetic field in a spin-1/2 XXZ chain. A simple real space decimation argument is used to estimate the magnetization values where plateaux show up. The latter are in good agreement with exact diagonalization r...
Guardado en:
Autor principal: | Arlego, Marcelo José Fabián |
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Formato: | Articulo Preprint |
Lenguaje: | Inglés |
Publicado: |
2002
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Materias: | |
Acceso en línea: | http://sedici.unlp.edu.ar/handle/10915/141097 |
Aporte de: |
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