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Quantum interference effect in electron tunneling through a quantum-dot-ring spin valve

Spin-dependent transport through a quantum-dot (QD) ring coupled to ferromagnetic leads with noncollinear magnetizations is studied theoretically. Tunneling current, current spin polarization and tunnel magnetoresistance (TMR) as functions of the bias voltage and the direct coupling strength between...

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Detalles Bibliográficos
Autores principales: Ma, Jing-Min, Zhao, Jia, Zhang, Kai-Cheng, Peng, Ya-Jing, Chi, Feng
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Springer 2011
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3211328/
https://www.ncbi.nlm.nih.gov/pubmed/21711779
http://dx.doi.org/10.1186/1556-276X-6-265