scholarly journals Large-Scale Cluster-State Entanglement in the Quantum Optical Frequency Comb

2015 ◽  
Author(s):  
Moran Chen
2012 ◽  
Vol 12 (11&12) ◽  
pp. 953-969
Author(s):  
Reihaneh Shahrokhshahi ◽  
Olivier Pfister

We show theoretically that multipartite entanglement is generated on a massive scale in the spectrum, or optical frequency comb, of a single optical parametric oscillator (OPO) emitting well above threshold. In this system, the quantum dynamics of the strongly depleted pump field are responsible for the onset of the entanglement by correlating the two-mode squeezed, bipartite-entangled pairs of OPO signal fields. (Such pairs are independent of one another in the undepleted, classical pump approximation.) We verify the multipartite nature of the entanglement by evaluating the van Loock-Furusawa criterion for a particular set of entanglement witnesses deduced from physical considerations.


2018 ◽  
Vol 38 (10) ◽  
pp. 1027003
Author(s):  
王少锋 Wang Shaofeng ◽  
项晓 Xiang Xiao ◽  
董瑞芳 Dong Ruifang ◽  
刘涛 Liu Tao ◽  
张首刚 Zhang Shougang

Author(s):  
Christian Reimer ◽  
Michael Kues ◽  
Piotr Roztocki ◽  
Stefania Sciara ◽  
Luis Romero Cortés ◽  
...  

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