photon pairs
QUANTUM CRYPTOGRAPHY WITH PHOTON PAIRS
... entangled photon pairs for quantum cryptography was first proposed by Ekert in ...using photon pairs for QC, one advantage lies in the fact that one can remove empty pulses, since the ...
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Generation, manipulation and detection of NIR and MIR entangled photon pairs
... lated photon pairs presented in Part I and Part ...entangled photon pairs is ...correlated photon pairs in integrated ...
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Optimizing the spectro temporal properties of photon pairs from Bragg reflection waveguides
... effective group refractive indices of these modes play a crucial role when regarding the spectro-temporal properties of the created photon pairs. For example, if signal and idler group velocities differ ...
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A solid-state source of strongly entangled photon pairs with high brightness and indistinguishability
... entangled photon pairs has been being a long-sought goal in modern quan- tum communication and ...entangled photon pairs are gener- ated from spontaneous parametric downconversion, a process ...
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Precise quantum tomography of photon pairs with entangled orbital angular momentum
... Parametric down conversion generates photon pairs that, due to various conservation laws, are well correlated in space, time, frequency and polarization. The simultaneous entanglement of various degrees of ...
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Search for long lived particles decaying into electron or photon pairs with the D0 detector
... constructed vertex radius, also takes into account its un- certainty. The sign of R S is given by the sign of the scalar product of the ~p T of the pair of EM objects with the vector pointing from the origin to the ...
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Time bin entangled photon pairs from Bragg reflection waveguides
... since photon pairs produced from an “early- pump/long-analysis-path” case are indistinguishable from the “late-pump/short-analysis-path” case, the cross correlation of the central peaks of the signal and ...
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Check of the structure in photon pairs spectra at the invariant mass of about 38 MeV/c2
... Abstract. Results of analysis of the effective mass spectra of photon pairs pro- duced in dC, dCu and pC interactions at momenta of 2.75, 3.83 and 5.5 GeV/c per nucleon, respectively, are presented. A ...
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Analysis of Security of Quantum Key Distribution Based on Entangled Photon Pairs by Model Checking
... So, from the above results, we have seen a trend of security quantum key distribution protocols, and have de- tected the eavesdropper is highly effective, according to the theory. And, when we change the source photons, ...
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Multifrequency sources of quantum correlated photon pairs on-chip : a path toward integrated Quantum Frequency Combs
... single photon, thus di- rectly addressing the issue of a low bit rate in the exchange of a quantum cryptographic ...multiplexed photon pairs in microring resonators demonstrate that this is a venue ...
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IMPROVING QUANTUM MICROSCOPY VIA RAMAN PHOTON PAIRS
... correlated photon pairs produced in Raman quantum erasure, the resolution of two-photon quantum microscopy is substantially ...The photon-photon correlation function for Ra- man ...
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Information communicated by entangled photon pairs
... We have investigated how realistic experimental conditions affect the amount of shared information that two parties can extract from entangled photons. A key goal of our work is to investigate systems where multiple bits ...
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Search for High Mass Photon Pairs in p-pbar --> gamma-gamma-jet-jet Events at sqrt(s)=1.8 TeV
... direct photon events are weighted by the probability P s j ! “g”), since one of the jets must be misidentified as a photon for a background event to be ...direct photon background is normalized to ...
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Improved fidelity of triggered entangled photons from single quantum dots
... entangled photon pairs. To fully characterize the two photon state emitted by the dot, the two-photon density matrix can be constructed from correlation measurements, using quantum state ...
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Classical and quantum scattering in optical systems
... In summary, in this Chapter we have presented experimental results on entanglement prop- erties of scattered photon-pairs for three varieties of optical scattering systems. In this way we were able to ...
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Quantum-Dot-Based Telecommunication-Wavelength Quantum Relay
... entangled photon sources at telecommunication wavelengths with intrinsic single-photon emission for most practical ...entangled photon pairs in the telecommunication O band, we demonstrate a ...
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Photon and π0 pairs production in proton-nucleus and deuteron-nucleus interactions. Results of experiments on internal beams of the Nuclotron
... are obtained. Also here are results of further verification of the signal detected in the spectrum of the invariant mass of photon pairs in the reaction d + C → γ + γ + X at 2.75 GeV/c per nucleon and ...
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Entangled mixed-state generation by twin-photon scattering
... crystal, where polarization-entangled photon pairs at wave- length 826.2 nm are created by SPDC in a degenerate type-II phase-matching configuration 关11兴. Single-mode fibers 共 SMFs 兲 are used as spatial ...
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Testing of the Entangled QKD System EPR S405 Quelle (AIT) in Commercial 1550 nm Fiber Network
... entangled pairs of ...entangled photon pairs used next for communication. Entangled photon pairs are created in the process called Parametric Down Conversion [6] in a birefringent ...
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Quantum optics for space platforms
... Why leave the comfort of our lab benches to subject a delicate optical alignment to the ups and downs of a high-altitude weather balloon test? Our group is among a growing number of physicists who are taking quantum ...
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