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Singlet-triplet filtering and entanglement in a quantum dot structure.

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Singlet-triplet filtering and entanglement in a quantum dot structure. / Giavaras, G.; Jefferson, J. H.; Fearn, M. et al.
In: Physical review B, Vol. 75, No. 8, 2007, p. 085302.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

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Giavaras G, Jefferson JH, Fearn M, Ashley T, Lambert CJ. Singlet-triplet filtering and entanglement in a quantum dot structure. Physical review B. 2007;75(8):085302. doi: 10.1103/PhysRevB.75.085302

Author

Giavaras, G. ; Jefferson, J. H. ; Fearn, M. et al. / Singlet-triplet filtering and entanglement in a quantum dot structure. In: Physical review B. 2007 ; Vol. 75, No. 8. pp. 085302.

Bibtex

@article{3d68a2b7d1af4dc3a859b18384402f7e,
title = "Singlet-triplet filtering and entanglement in a quantum dot structure.",
abstract = "We consider two interacting electrons in a semiconductor quantum dot structure, which consists of a small dot within a larger dot, and demonstrate a singlet-triplet filtering mechanism which involves spin-dependent resonances and can generate entanglement. By studying the exact time evolution of singlet and triplet states we show how the degree of both filtering and spin entanglement can be tuned using a time-dependent gate voltage.",
keywords = "semiconductor quantum dots, quantum entanglement",
author = "G. Giavaras and Jefferson, {J. H.} and M. Fearn and T. Ashley and Lambert, {Colin J.}",
year = "2007",
doi = "10.1103/PhysRevB.75.085302",
language = "English",
volume = "75",
pages = "085302",
journal = "Physical review B",
issn = "1098-0121",
publisher = "AMER PHYSICAL SOC",
number = "8",

}

RIS

TY - JOUR

T1 - Singlet-triplet filtering and entanglement in a quantum dot structure.

AU - Giavaras, G.

AU - Jefferson, J. H.

AU - Fearn, M.

AU - Ashley, T.

AU - Lambert, Colin J.

PY - 2007

Y1 - 2007

N2 - We consider two interacting electrons in a semiconductor quantum dot structure, which consists of a small dot within a larger dot, and demonstrate a singlet-triplet filtering mechanism which involves spin-dependent resonances and can generate entanglement. By studying the exact time evolution of singlet and triplet states we show how the degree of both filtering and spin entanglement can be tuned using a time-dependent gate voltage.

AB - We consider two interacting electrons in a semiconductor quantum dot structure, which consists of a small dot within a larger dot, and demonstrate a singlet-triplet filtering mechanism which involves spin-dependent resonances and can generate entanglement. By studying the exact time evolution of singlet and triplet states we show how the degree of both filtering and spin entanglement can be tuned using a time-dependent gate voltage.

KW - semiconductor quantum dots

KW - quantum entanglement

U2 - 10.1103/PhysRevB.75.085302

DO - 10.1103/PhysRevB.75.085302

M3 - Journal article

VL - 75

SP - 085302

JO - Physical review B

JF - Physical review B

SN - 1098-0121

IS - 8

ER -