Articles with "photon number" as a keyword



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Testing the cosmic conservation of photon number with type Ia supernovae and ages of old objects

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Published in 2017 at "General Relativity and Gravitation"

DOI: 10.1007/s10714-017-2317-5

Abstract: In this paper, we obtain luminosity distances by using ages of 32 old passive galaxies distributed over the redshift interval $$0.11< z < 1.84$$0.11 read more here.

Keywords: conservation photon; photon number; cosmic conservation;
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Defogging computational ghost imaging via eliminating photon number fluctuation and a cycle generative adversarial network

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Published in 2023 at "Chinese Physics B"

DOI: 10.1088/1674-1056/acd8b2

Abstract: Imaging through fluctuating scattering media such as fog is a challenge since it seriously degrades the image quality. Here, we investigated how the image quality of computational ghost imaging is reduced by fluctuating fog and… read more here.

Keywords: photon number; ghost imaging; ghost; computational ghost ... See more keywords
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Photon-number-resolved asymmetric dissociative single ionization of H 2

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Published in 2017 at "Physical Review A"

DOI: 10.1103/physreva.96.033405

Abstract: Wenbin Zhang,1 Hui Li,1 Kang Lin,1 Peifen Lu,1 Xiaochun Gong,1 Qiying Song,1 Qinying Ji,1 Junyang Ma,1 Hanxiao Li,1 Heping Zeng,1 Feng He,2 and Jian Wu1,3,* 1State Key Laboratory of Precision Spectroscopy, East China Normal University,… read more here.

Keywords: asymmetric dissociative; single ionization; photon number; number resolved ... See more keywords

Exploring the Photon-Number Distribution of Bimodal Microlasers with a Transition Edge Sensor

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Published in 2018 at "Physical review applied"

DOI: 10.1103/physrevapplied.9.064030

Abstract: A photon-number resolving transition edge sensor (TES) is used to measure the photon-number distribution of two microcavity lasers. The investigated devices are bimodal microlasers with similar emission intensity and photon statistics with respect to the… read more here.

Keywords: photon; number distribution; photon number; bimodal microlasers ... See more keywords

Multiphoton Effects Enhanced due to Ultrafast Photon-Number Fluctuations.

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Published in 2017 at "Physical review letters"

DOI: 10.1103/physrevlett.119.223603

Abstract: The rate of an n-photon effect generally scales as the nth order autocorrelation function of the incident light, which is high for light with strong photon-number fluctuations. Therefore, "noisy" light sources are much more efficient… read more here.

Keywords: photon; photon number; number fluctuations; multiphoton effects ... See more keywords
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Multiplexed Photon Number Measurement

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Published in 2021 at "Physical Review X"

DOI: 10.1103/physrevx.11.031045

Abstract: The evolution of quantum systems under measurement is a central aspect of quantum mechanics. When a two level system -- a qubit -- is used as a probe of a larger system, it naturally leads… read more here.

Keywords: system; multiplexed photon; photon number; qubit ... See more keywords
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Experimental Demonstration of Superconducting Series Nanowire Photon-Number-Resolving Detector at 660 nm Wavelength

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Published in 2019 at "IEEE Photonics Journal"

DOI: 10.1109/jphot.2019.2894632

Abstract: Photon-number-resolving (PNR) is an important functionality in many applications. The traditional single photon detectors (SNSPDs) operated with the conventional readout scheme does not have the PNR functionality. In this paper, we demonstrate a superconducting photon-number-resolving… read more here.

Keywords: number resolving; photon number; resolving detector; wavelength ... See more keywords
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Characterization of quantum squeezing generated from the phase-sensitive and phase-insensitive amplifiers in the ultra-low average input photon number regime.

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Published in 2020 at "Optics express"

DOI: 10.1364/oe.400870

Abstract: We give the general expressions of intensity-difference squeezing (IDS) generated from two types of optical parametric amplifiers [i.e. phase-sensitive amplifier (PSA) and phase-insensitive amplifier (PIA)] based on the four-wave mixing process, which clearly shows the… read more here.

Keywords: input photon; photon number; average input;
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Quantum detector tomography of a superconducting nanostrip photon-number-resolving detector.

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Published in 2021 at "Optics express"

DOI: 10.1364/oe.423142

Abstract: Superconducting nanostrip photon detectors have been used as single-photon detectors, which can discriminate only photons' presence or absence. It has recently been found that they can discriminate the number of photons by analyzing the output… read more here.

Keywords: photon number; detector; number resolving; photon ... See more keywords
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High-speed photon-number-resolving detection via a GHz-gated SiPM.

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Published in 2022 at "Optics express"

DOI: 10.1364/oe.451548

Abstract: Silicon photomultipliers (SiPMs) constitute a promising candidate for photon-number-resolving (PNR) detection via spatial multiplexing, which offer advantages like high integration and low cost. Up to date, there has been continuous endeavor in boosting the PNR… read more here.

Keywords: high speed; speed; photon number; detection ... See more keywords
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En route to nanoscopic quantum optical imaging: counting emitters with photon-number-resolving detectors.

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Published in 2022 at "Optics express"

DOI: 10.1364/oe.454412

Abstract: The fundamental understanding of biological pathways requires minimally invasive nanoscopic optical resolution imaging. Many approaches to high-resolution imaging rely on localization of single emitters, such as fluorescent molecules or quantum dots. Additionally, the exact determination… read more here.

Keywords: number; resolving detectors; photon number; counting emitters ... See more keywords