INTERACTION OF JOSEPHSON QUBITS WITH STRONG QED CAVITY MODES: DYNAMICAL ENTANGLEMENT TRANSFER AND NAVIGATION

Author(s):  
G. FALCI ◽  
M. KIM ◽  
M. PATERNOSTRO ◽  
G. M. PALMA ◽  
F. PLASTINA
2011 ◽  
Vol 09 (supp01) ◽  
pp. 83-92 ◽  
Author(s):  
MATTEO BINA ◽  
FEDERICO CASAGRANDE ◽  
ALFREDO LULLI ◽  
MARCO G. GENONI ◽  
MATTEO G. A. PARIS

We describe the dynamics of tripartite state mapping and entanglement transfer from qubit-like radiation states to two-level atoms via optical cavity modes. When the entangled radiation is carried to the cavities by single-mode fibers, optimal pure and mixed state transfer is predicted for perfect mirror transmittance, and entanglement sudden death (and birth) is demonstrated for Werner input states. The general case of multi-mode fiber coupling is also discussed. The dynamics is finally investigated under various dissipative effects.


Plasmonics ◽  
2021 ◽  
Author(s):  
Yanzeng Li ◽  
Micheal McLamb ◽  
Serang Park ◽  
Darrell Childers ◽  
Glenn D. Boreman ◽  
...  

2012 ◽  
Vol 37 (19) ◽  
pp. 4026 ◽  
Author(s):  
K. Leosson ◽  
S. Shayestehaminzadeh ◽  
T. K. Tryggvason ◽  
A. Kossoy ◽  
B. Agnarsson ◽  
...  

2013 ◽  
Vol 113 (6) ◽  
pp. 063105
Author(s):  
N.-Y. Lue ◽  
Y.-S. Chen ◽  
H.-S. Wei ◽  
G. Y. Wu

Nanoscale ◽  
2013 ◽  
Vol 5 (19) ◽  
pp. 9129 ◽  
Author(s):  
Shumei Chen ◽  
Guixin Li ◽  
Dangyuan Lei ◽  
Kok Wai Cheah

2014 ◽  
Vol 12 (01) ◽  
pp. 1450004 ◽  
Author(s):  
K. O. Yashodamma ◽  
P. J. Geetha ◽  
Sudha

The effect of filtering operation with respect to purification and concentration of entanglement in quantum states are discussed in this paper. It is shown, through examples, that the local action of the filtering operator on a part of the composite quantum state allows for purification of the remaining part of the state. The redistribution of entanglement in the subsystems of a noise affected state is shown to be due to the action of local filtering on the non-decohering part of the system. The varying effects of the filtering parameter, on the entanglement transfer between the subsystems, depending on the choice of the initial quantum state is illustrated.


2012 ◽  
Vol 85 (2) ◽  
Author(s):  
Hui-Min Lin ◽  
Ru-Fen Liu ◽  
Chia-Chu Chen

2003 ◽  
Vol 68 (6) ◽  
Author(s):  
Thomas Erneux ◽  
Athanasios Gavrielides ◽  
Kirk Green ◽  
Bernd Krauskopf

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