DocumentCode
2964328
Title
Flying q-bits and entangled photons for quantum cryptography
Author
Bimberg, Dieter
Author_Institution
Center of NanoPhotonics, Tech. Univ. Berlin, Berlin
fYear
2008
fDate
2-15 Aug. 2008
Firstpage
1
Lastpage
2
Abstract
The excitonic ground state in a quantum dot shows a size- and shape-dependent two-fold splitting due to exchange interaction. By tuning the splitting q-bit emission from the exciton or entangled photon emission from the exciton/biexciton cascade are possible.
Keywords
III-V semiconductors; biexcitons; exchange interactions (electron); gallium arsenide; ground states; indium compounds; quantum cryptography; quantum entanglement; semiconductor quantum dots; InAs-GaAs; biexciton cascade; entangled photon emission; exchange interaction; excitonic ground state; flying q-bits; quantum cryptography; two-fold splitting; Cryptography; Elementary particle exchange interactions; Frequency selective surfaces; Nanophotonics; Physics; Quantum computing; Quantum dots; Quantum entanglement; Solid state circuits; Sun;
fLanguage
English
Publisher
ieee
Conference_Titel
Nano-Optoelectronics Workshop, 2008. i-NOW 2008. International
Conference_Location
Shonan Village
Print_ISBN
978-1-4244-2656-0
Type
conf
DOI
10.1109/INOW.2008.4634406
Filename
4634406
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