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Control of electron spin and orbital resonances in quantum dots through spin-orbit interactions
Stano, Peter und Fabian, Jaroslav
(2008)
Control of electron spin and orbital resonances in quantum dots through spin-orbit interactions.
Physical Review B 77, 045310.
Veröffentlichungsdatum dieses Volltextes: 05 Aug 2009 13:57
Artikel
DOI zum Zitieren dieses Dokuments: 10.5283/epub.7810
Zusammenfassung
The influence of a resonant oscillating electromagnetic field on a single electron in coupled lateral quantum dots in the presence of phonon-induced relaxation and decoherence is investigated. Using symmetry arguments, it is shown that the spin and orbital resonances can be efficiently controlled by spin-orbit interactions. The control is possible due to the strong sensitivity of the Rabi ...
The influence of a resonant oscillating electromagnetic field on a single electron in coupled lateral quantum dots in the presence of phonon-induced relaxation and decoherence is investigated. Using symmetry arguments, it is shown that the spin and orbital resonances can be efficiently controlled by spin-orbit interactions. The control is possible due to the strong sensitivity of the Rabi frequency to the dot configuration (the orientation of the dot and the applied static magnetic field); the sensitivity is a result of the anisotropy of the spin-orbit interactions. The so-called easy passage configuration is shown to be particularly suitable for a magnetic manipulation of spin qubits, ensuring long spin relaxation times and protecting the spin qubits from electric field disturbances accompanying on-chip manipulations.
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Details
| Dokumentenart | Artikel |
| Titel eines Journals oder einer Zeitschrift | Physical Review B |
| Verlag: | American Physical Society (APS) |
|---|---|
| Band: | 77 |
| Seitenbereich: | 045310 |
| Datum | 2008 |
| Institutionen | Physik > Institut für Theoretische Physik > Lehrstuhl Professor Richter > Arbeitsgruppe Jaroslav Fabian |
| Dewey-Dezimal-Klassifikation | 500 Naturwissenschaften und Mathematik > 530 Physik |
| Status | Veröffentlicht |
| Begutachtet | Ja, diese Version wurde begutachtet |
| An der Universität Regensburg entstanden | Ja |
| URN der UB Regensburg | urn:nbn:de:bvb:355-epub-78101 |
| Dokumenten-ID | 7810 |
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