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Effects of self- and cross-phase modulation on photon purity for four-wave-mixing photon pair sources

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Effects of self- and cross-phase modulation on photon purity for four-wave-mixing photon pair sources. / Bell, Bryn; McMillan, Alex; McCutcheon, Will; Rarity, John.

In: Physical Review A: Atomic, Molecular and Optical Physics, Vol. 92, No. 5, 053849, 20.11.2015.

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Bell, B, McMillan, A, McCutcheon, W & Rarity, J 2015, 'Effects of self- and cross-phase modulation on photon purity for four-wave-mixing photon pair sources', Physical Review A: Atomic, Molecular and Optical Physics, vol. 92, no. 5, 053849. https://doi.org/10.1103/PhysRevA.92.053849

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Author

Bell, Bryn ; McMillan, Alex ; McCutcheon, Will ; Rarity, John. / Effects of self- and cross-phase modulation on photon purity for four-wave-mixing photon pair sources. In: Physical Review A: Atomic, Molecular and Optical Physics. 2015 ; Vol. 92, No. 5.

Bibtex

@article{43bf4e7e4de24d45b451b45e55df87ba,
title = "Effects of self- and cross-phase modulation on photon purity for four-wave-mixing photon pair sources",
abstract = "We consider the effect of self-phase modulation and cross-phase modulation on the joint spectral amplitude of photon pairs generated by spontaneous four-wave mixing. In particular, the purity of a heralded photon from a pair is considered in the context of schemes that aim to maximize the purity and minimize correlation in the joint spectral amplitude using birefringent phase matching and short pump pulses. We find that nonlinear phase-modulation effects will be detrimental and will limit the quantum interference visibility that can be achieved at a given generation rate. An approximate expression for the joint spectral amplitude with phase modulation is found by considering the group velocity walk-off between each photon and the pump but neglecting the group-velocity dispersion at each wavelength. The group-velocity dispersion can also be included with a numerical calculation, and it is shown that it has only a small effect on the purity for the realistic parameters considered.",
author = "Bryn Bell and Alex McMillan and Will McCutcheon and John Rarity",
year = "2015",
month = "11",
day = "20",
doi = "10.1103/PhysRevA.92.053849",
language = "English",
volume = "92",
journal = "Physical Review A: Atomic, Molecular and Optical Physics",
issn = "1050-2947",
publisher = "American Physical Society (APS)",
number = "5",

}

RIS - suitable for import to EndNote

TY - JOUR

T1 - Effects of self- and cross-phase modulation on photon purity for four-wave-mixing photon pair sources

AU - Bell, Bryn

AU - McMillan, Alex

AU - McCutcheon, Will

AU - Rarity, John

PY - 2015/11/20

Y1 - 2015/11/20

N2 - We consider the effect of self-phase modulation and cross-phase modulation on the joint spectral amplitude of photon pairs generated by spontaneous four-wave mixing. In particular, the purity of a heralded photon from a pair is considered in the context of schemes that aim to maximize the purity and minimize correlation in the joint spectral amplitude using birefringent phase matching and short pump pulses. We find that nonlinear phase-modulation effects will be detrimental and will limit the quantum interference visibility that can be achieved at a given generation rate. An approximate expression for the joint spectral amplitude with phase modulation is found by considering the group velocity walk-off between each photon and the pump but neglecting the group-velocity dispersion at each wavelength. The group-velocity dispersion can also be included with a numerical calculation, and it is shown that it has only a small effect on the purity for the realistic parameters considered.

AB - We consider the effect of self-phase modulation and cross-phase modulation on the joint spectral amplitude of photon pairs generated by spontaneous four-wave mixing. In particular, the purity of a heralded photon from a pair is considered in the context of schemes that aim to maximize the purity and minimize correlation in the joint spectral amplitude using birefringent phase matching and short pump pulses. We find that nonlinear phase-modulation effects will be detrimental and will limit the quantum interference visibility that can be achieved at a given generation rate. An approximate expression for the joint spectral amplitude with phase modulation is found by considering the group velocity walk-off between each photon and the pump but neglecting the group-velocity dispersion at each wavelength. The group-velocity dispersion can also be included with a numerical calculation, and it is shown that it has only a small effect on the purity for the realistic parameters considered.

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U2 - 10.1103/PhysRevA.92.053849

DO - 10.1103/PhysRevA.92.053849

M3 - Article

VL - 92

JO - Physical Review A: Atomic, Molecular and Optical Physics

JF - Physical Review A: Atomic, Molecular and Optical Physics

SN - 1050-2947

IS - 5

M1 - 053849

ER -