dorsal/arxiv
View SchemaDirect Measurement of the Photon Statistics of a Triggered Single Photon Source
| Authors | F. Treussart, R. Alleaume, V. Le Floc'h, L. T. Xiao, J. -M Courty, J. -F. Roch |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/0202130 |
| URL | https://arxiv.org/abs/quant-ph/0202130 |
| DOI | 10.1103/PhysRevLett.89.093601 |
| Journal | Phys. Rev. Lett. 89, 093601 (2002) |
Abstract
We studied intensity fluctuations of a single photon source relying on the pulsed excitation of the fluorescence of a single molecule at room temperature. We directly measured the Mandel parameter Q(T) over 4 orders of magnitude of observation timescale T, by recording every photocount. On timescale of a few excitation periods, subpoissonian statistics is clearly observed and the probablility of two-photons events is 10 times smaller than Poissonian pulses. On longer times, blinking in the fluorescence, due to the molecular triplet state, produces an excess of noise.
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"abstract": "We studied intensity fluctuations of a single photon source relying on the\npulsed excitation of the fluorescence of a single molecule at room temperature.\nWe directly measured the Mandel parameter Q(T) over 4 orders of magnitude of\nobservation timescale T, by recording every photocount. On timescale of a few\nexcitation periods, subpoissonian statistics is clearly observed and the\nprobablility of two-photons events is 10 times smaller than Poissonian pulses.\nOn longer times, blinking in the fluorescence, due to the molecular triplet\nstate, produces an excess of noise.",
"arxiv_id": "quant-ph/0202130",
"authors": [
"F. Treussart",
"R. Alleaume",
"V. Le Floc\u0027h",
"L. T. Xiao",
"J. -M Courty",
"J. -F. Roch"
],
"categories": [
"quant-ph"
],
"doi": "10.1103/PhysRevLett.89.093601",
"journal_ref": "Phys. Rev. Lett. 89, 093601 (2002)",
"title": "Direct Measurement of the Photon Statistics of a Triggered Single Photon Source",
"url": "https://arxiv.org/abs/quant-ph/0202130"
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