Storing single photons emitted by a quantum memory on a highly excited Rydberg state
Sign Up to like & getrecommendations! Published in 2017 at "Nature Communications"
DOI: 10.1038/ncomms14072
Abstract: Strong interaction between two single photons is a long standing and important goal in quantum photonics. This would enable a new regime of nonlinear optics and unlock several applications in quantum information science, including photonic… read more here.
Keywords: state; photon; highly excited; excited rydberg ... See more keywords
Wavevector multiplexed atomic quantum memory via spatially-resolved single-photon detection
Sign Up to like & getrecommendations! Published in 2017 at "Nature Communications"
DOI: 10.1038/s41467-017-02366-7
Abstract: Parallelized quantum information processing requires tailored quantum memories to simultaneously handle multiple photons. The spatial degree of freedom is a promising candidate to facilitate such photonic multiplexing. Using a single-photon resolving camera, we demonstrate a… read more here.
Keywords: wavevector multiplexed; photon; quantum memory; multiplexed atomic ... See more keywords
High-performance Raman quantum memory with optimal control in room temperature atoms
Sign Up to like & getrecommendations! Published in 2019 at "Nature Communications"
DOI: 10.1038/s41467-018-08118-5
Abstract: Quantum memories are essential for quantum information processing. Techniques have been developed for quantum memory based on atomic ensembles. The atomic memories through optical resonance usually suffer from the narrow-band limitation. The far off-resonant Raman… read more here.
Keywords: control; quantum memory; high performance; memory ... See more keywords
Quantum control using quantum memory
Sign Up to like & getrecommendations! Published in 2020 at "Scientific Reports"
DOI: 10.1038/s41598-020-78455-3
Abstract: We propose a new quantum numerical scheme to control the dynamics of a quantum walker in a two dimensional space–time grid. More specifically, we show how, introducing a quantum memory for each of the spatial… read more here.
Keywords: control using; quantum control; quantum; quantum memory ... See more keywords
Massively-multiplexed generation of Bell-type entanglement using a quantum memory
Sign Up to like & getrecommendations! Published in 2021 at "Communications Physics"
DOI: 10.1038/s42005-021-00551-1
Abstract: High-rate generation of hybrid photon-matter entanglement remains a fundamental building block of quantum network architectures enabling protocols such as quantum secure communication or quantum distributed computing. While a tremendous effort has been made to overcome… read more here.
Keywords: generation; quantum memory; entanglement; bell type ... See more keywords
Storing short single-photon-level optical pulses in Bose–Einstein condensates for high-performance quantum memory
Sign Up to like & getrecommendations! Published in 2020 at "New Journal of Physics"
DOI: 10.1088/1367-2630/abf1d9
Abstract: Large-scale quantum networks require quantum memories featuring long-lived storage of non-classical light together with efficient, high-speed and reliable operation. The concurrent realization of these features is challenging due to inherent limitations of matter platforms and… read more here.
Keywords: quantum; bose einstein; storing short; quantum memory ... See more keywords
Dynamics of quantum-memory assisted entropic uncertainty of a two-spin Heisenberg XXX model under the intrinsic decoherence effect
Sign Up to like & getrecommendations! Published in 2023 at "Physica Scripta"
DOI: 10.1088/1402-4896/acced9
Abstract: In this study, the quantum-memory assisted entropic uncertainty (QM-EU) and entanglement dynamics of the two-qubit Heisenberg XXX chain have been explored in the presence of intrinsic decoherence. The effect of the x-component of Dzyaloshinskii-Moriya (DM)… read more here.
Keywords: uncertainty; entropic uncertainty; spin; intrinsic decoherence ... See more keywords
Quantum stopwatch: how to store time in a quantum memory
Sign Up to like & getrecommendations! Published in 2018 at "Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences"
DOI: 10.1098/rspa.2017.0773
Abstract: Quantum mechanics imposes a fundamental trade-off between the accuracy of time measurements and the size of the systems used as clocks. When the measurements of different time intervals are combined, the errors due to the… read more here.
Keywords: quantum; stopwatch store; time; quantum memory ... See more keywords
Optical and spin manipulation of non-Kramers rare-earth ions in a weak magnetic field for quantum memory applications
Sign Up to like & getrecommendations! Published in 2021 at "Physical Review A"
DOI: 10.1103/physreva.103.022618
Abstract: Rare-earth ion doped crystals have proven to be solid platforms for implementing quantum memories. Their potential use for integrated photonics with large multiplexing capability and unprecedented coherence times is at the core of their attractiveness.… read more here.
Keywords: field; non kramers; quantum memory; manipulation non ... See more keywords
Time-bin entanglement built in room-temperature quantum memory
Sign Up to like & getrecommendations! Published in 2021 at "Physical Review A"
DOI: 10.1103/physreva.103.062403
Abstract: The authors theoretically propose and experimentally demonstrate a scheme for generating time-bin entanglement with a quantum memory based on an ensemble of room-temperature atoms. The results are interesting for the manipulation of quantum information in… read more here.
Keywords: quantum memory; room temperature; bin entanglement; time bin ... See more keywords
Impacts of noise and structure on quantum information encoded in a quantum memory
Sign Up to like & getrecommendations! Published in 2021 at "Physical Review A"
DOI: 10.1103/physreva.104.012605
Abstract: As larger, higher-quality quantum devices are built and demonstrated in quantum information applications, such as quantum computation and quantum communication, the need for high-quality quantum memories to store quantum states becomes ever more pressing. Future… read more here.
Keywords: quantum memory; quantum; quantum information; structure quantum ... See more keywords