DocumentCode
1995367
Title
A functional interpretation of continuous variable quantum discord
Author
Assad, Syed ; Chrzanowski, Helen ; Symul, Thomas ; Lam, Ping Koy ; Ralph, Tim ; Gu, Mile ; Vedral, Vlatko
Author_Institution
Dept. of Quantum Sci., Australian Nat. Univ., Canberra, ACT, Australia
fYear
2011
fDate
Aug. 28 2011-Sept. 1 2011
Firstpage
1200
Lastpage
1202
Abstract
We show that quantum discord can quantify the information advantage of a quantum processing over an optimal classical processing. We experimentally extract a lower bound on the quantum discord of a non-entangled continuous-variable quantum system.
Keywords
information theory; quantum optics; quantum theory; continuous variable quantum discord; nonentangled continuous variable quantum system; optimal classical processing; quantum processing; Correlation; Data mining; Entropy; Mutual information; Quantum computing; Quantum entanglement;
fLanguage
English
Publisher
ieee
Conference_Titel
Quantum Electronics Conference & Lasers and Electro-Optics (CLEO/IQEC/PACIFIC RIM), 2011
Conference_Location
Sydney, NSW
Print_ISBN
978-1-4577-1939-4
Type
conf
DOI
10.1109/IQEC-CLEO.2011.6194178
Filename
6194178
Link To Document