Quantum-Enhanced Capture of Photons Using Optical Ratchet States
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Physical Chemistry C"
DOI: 10.1021/acs.jpcc.7b07138
Abstract: Natural and artificial light harvesting systems often operate in a regime where the flux of photons is relatively low. Besides absorbing as many photons as possible, it is paramount to prevent excitons from annihilation via… read more here.
Keywords: photons using; using optical; optical ratchet; capture photons ... See more keywords
Experimental Quantum-enhanced Cryptographic Remote Control
Sign Up to like & getrecommendations! Published in 2019 at "Scientific Reports"
DOI: 10.1038/s41598-019-42278-8
Abstract: The Internet of Things (IoT), as a cutting-edge integrated cross-technology, promises to informationize people’s daily lives, while being threatened by continuous challenges of eavesdropping and tampering. The emerging quantum cryptography, harnessing the random nature of… read more here.
Keywords: remote control; quantum; control; cryptographic remote ... See more keywords
Many-Body Nonlocality as a Resource for Quantum-Enhanced Metrology.
Sign Up to like & getrecommendations! Published in 2021 at "Physical review letters"
DOI: 10.1103/physrevlett.126.210506
Abstract: We demonstrate that the many-body nonlocality witnessed by a broad family of Bell inequalities is a resource for ultraprecise metrology. We formulate a general scheme which allows one to track how the sensitivity grows with… read more here.
Keywords: many body; nonlocality resource; metrology; body nonlocality ... See more keywords
Sequential Measurements for Quantum-Enhanced Magnetometry in Spin Chain Probes.
Sign Up to like & getrecommendations! Published in 2022 at "Physical review letters"
DOI: 10.1103/physrevlett.129.120503
Abstract: Quantum sensors outperform their classical counterparts in their estimation precision, given the same amount of resources. So far, quantum-enhanced sensitivity has been achieved by exploiting the superposition principle. This enhancement has been obtained for particular… read more here.
Keywords: many body; quantum; sequential measurements; enhanced magnetometry ... See more keywords
Quantum-Enhanced Absorption Spectroscopy with Bright Squeezed Frequency Combs.
Sign Up to like & getrecommendations! Published in 2022 at "Physical review letters"
DOI: 10.1103/physrevlett.130.133602
Abstract: Absorption spectroscopy is a widely used technique that permits the detection and characterization of gas species at low concentrations. We propose a sensing strategy combining the advantages of frequency modulation spectroscopy with the reduced noise… read more here.
Keywords: spectroscopy; frequency; quantum enhanced; enhanced absorption ... See more keywords
Nonlinear Interferometry for Quantum-Enhanced Measurements of Multiphoton Absorption.
Sign Up to like & getrecommendations! Published in 2022 at "Physical review letters"
DOI: 10.1103/physrevlett.130.203604
Abstract: Multiphoton absorption is of vital importance in many spectroscopic, microscopic, or lithographic applications. However, given that it is an inherently weak process, the detection of multiphoton absorption signals typically requires large field intensities, hindering its… read more here.
Keywords: multiphoton absorption; nonlinear interferometry; quantum enhanced; absorption ... See more keywords
Fast quantum-enhanced imaging with visible-wavelength entangled photons.
Sign Up to like & getrecommendations! Published in 2023 at "Optics express"
DOI: 10.1364/oe.471429
Abstract: Quantum resources can provide supersensitive performance in optical imaging. Detecting entangled photon pairs from spontaneous parametric down conversion (SPDC) with single-photon avalanche diode (SPAD) image sensor arrays (ISAs) enables practical wide-field quantum-enhanced imaging. However, matching… read more here.
Keywords: quantum; enhanced imaging; visible wavelength; quantum enhanced ... See more keywords
Quantum-enhanced interferometer using Kerr squeezing
Sign Up to like & getrecommendations! Published in 2023 at "Nanophotonics"
DOI: 10.1515/nanoph-2023-0032
Abstract: Abstract One of the prime applications of squeezed light is enhancing the sensitivity of an interferometer below the quantum shot-noise limit, but so far, no such experimental demonstration was reported when using the optical Kerr… read more here.
Keywords: interferometer; enhanced interferometer; quantum enhanced; using kerr ... See more keywords
Sensitivity of Quantum-Enhanced Interferometers
Sign Up to like & getrecommendations! Published in 2022 at "Symmetry"
DOI: 10.3390/sym15030774
Abstract: We review various schemes of quantum-enhanced optical interferometers, both linear (SU(2)) and non-linear (SU(1,1)) ones, as well as hybrid SU(2)/SU(1,1) options, using the unified modular approach based on the Quantum Cramèr–Rao bound (QCRB), and taking… read more here.
Keywords: quantum enhanced; arm interferometer; sensitivity quantum; enhanced interferometers ... See more keywords