Artículo
Quantum network approach to spin interferometry driven by Abelian and non-Abelian fields
Autor/es | Hijuano, A.
Van den Berg, Tineke Louise Frustaglia, Diego César Bercioux, Dario |
Departamento | Universidad de Sevilla. Departamento de Física Aplicada II |
Fecha de publicación | 2021-04-21 |
Fecha de depósito | 2022-07-18 |
Publicado en |
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Resumen | We present a theory of conducting quantum networks that accounts for Abelian and non-Abelian fields acting on spin carriers. We apply this approach to model the conductance of mesoscopic spin interferometers of different ... We present a theory of conducting quantum networks that accounts for Abelian and non-Abelian fields acting on spin carriers. We apply this approach to model the conductance of mesoscopic spin interferometers of different geometry (such as squares and rings), reproducing recent experimental findings in nanostructured InAsGa quantum wells subject to Rashba spin-orbit and Zeeman fields (as, e.g., the manipulation of Aharonov-Casher interference patterns by geometric means). Moreover, by introducing an additional field-texture engineering, we manage to single out a previously unnoticed spin-phase suppression mechanism. We notice that our approach can also be used for the study of complex networks and the spectral properties of closed systems. |
Agencias financiadoras | Ministerio de Ciencia, Innovación y Universidades (MICINN). España |
Identificador del proyecto | FIS2017-82804-P
FIS2017- 86478-P |
Cita | Hijuano, A., Van den Berg, T.L., Frustaglia, D.C. y Bercioux, D. (2021). Quantum network approach to spin interferometry driven by Abelian and non-Abelian fields. Physical Review B, 103 (15 (155419)) |
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