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ROBUST-TO-LOSS ENTANGLEMENT GENERATION USING PLASMONIC NANOPARTICLES Mark Tame
C. Lee, MST, C. Noh, J. Lim, S. A. Maier, J. Lee and D. G. Angelakis, arXiv:1303.5092 (2013).
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Introduction Dealing with loss in quantum plasmonics
• Dissipative-driven • Loss compensation
• Postselection
Gullans et al., PRL 109, 235309 (2012)
Martín-Cano et al., PRB 84, 235306 (2011)
Berini and De Leon, Nat. Phot. 6, 16-24 (2011).
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Introduction Postselection Example: Quantum Cryptography
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Introduction Postselection Example: Quantum Cryptography
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Introduction Postselection Example: Quantum Cryptography
loss
Gisin et al., RMP 74, 145 (2002)
Loss – affects efficiency Eavesdropping/noise – affects quality
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Entanglement generation via postselection
C. Lee, MST, J. Lim and J. Lee, PRA 85, 063823 (2012)
C. Lee, MST, C. Noh, J. Lim, S. A. Maier, J. Lee and D. G. Angelakis, arXiv:1303.5092 (2013).
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Entanglement generation via postselection
E. Waks and D. Sridharan, Phys. Rev. A 82, 043845 (2010)
W. Greiner, Classical Electrodynamics, (Springer-Verlag, New York, 1996)
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Entanglement generation via postselection
1 2 3
! A
B
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Entanglement generation via postselection
1 2 3
!
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Dipole-induced reflection
Fano interference:
Electromagnetic-induced transparency:
Fleischhauer et al., RMP 77, 633 (2005)
Miroshnichenko et al. RMP 82, 2257 (2010)
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Dipole-induced reflection
+ = DIR
Waks and Vuckovic, PRL 96, 153601 (2006)
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Dipole-induced reflection
Bad-cavity:
m g
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Entanglement generation
!
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Future work • n > 2 quantum dots – multipartite entanglement generation
• Applications: - nanoscale quantum repeaters - quantum simulation (controlled simulation of many-body quantum systems)
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ROBUST-TO-LOSS ENTANGLEMENT GENERATION USING PLASMONIC NANOPARTICLES Mark Tame
C. Lee, MST, C. Noh, J. Lim, S. A. Maier, J. Lee and D. G. Angelakis, arXiv:1303.5092 (2013).