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Symmetrical Clock Synchronization with Time-Correlated Photon Pairs

JUN
23
2019
23. JUN 2019

Lecture Hall ICM - Internationales Congress Center München CLEO®/Europe-EQEC > Quantum Sensing and Applications > Atom interferometry and quantum optics

11:45-12:00 h | ICM - Internationales Congress Center München ICM Room 21

Subjects: Lasers and Laser Sources

Speaker: Jianwei Lee (Centre for Quantum Technologies)

Chairman: Michael Drewsen (, Aarhus University)

Type: Lecture

Speech: English

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We demonstrate a distance-independent clock synchronization protocol, _x000D_ using counter-propagating photons from spontaneous parametric down-conversion pair sources, secure against symmetric-delay attacks. _x000D_ With rates of 200 coincidences/s, we record a precision of 51 ps over 100 s.

Jianwei Lee

Jianwei Lee

Centre for Quantum Technologies

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Location

Eingang
Nord-West
ICM
Eingang
Nord
Eingang
West
Atrium
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Nord-Ost
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Conference
Center Nord
Freigelände
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