A photon–photon quantum gate based on Rydberg interactions
Sign Up to like & getrecommendations! Published in 2018 at "Nature Physics"
DOI: 10.1038/s41567-018-0313-7
Abstract: The interaction between Rydberg states of neutral atoms is strong and long-range, making it appealing to put it to use in the context of quantum technologies. Recently, first applications of this idea have been reported… read more here.
Keywords: quantum; photon quantum; photon photon; quantum gate ... See more keywords
Critical spectrum of the anisotropic two-photon quantum Rabi model
Sign Up to like & getrecommendations! Published in 2024 at "Physical Review A"
DOI: 10.1103/physreva.111.043706
Abstract: The anisotropic two-photon quantum Rabi model is studied using the Bogoliubov operator approach. The doubly degenerate exceptional states are identified through analytical methods. By adjusting the position of the last exceptional point belonging to two… read more here.
Keywords: rabi model; quantum rabi; two photon; photon quantum ... See more keywords
Deterministic two-photon controlled- Z gate with the two-photon quantum Rabi model
Sign Up to like & getrecommendations! Published in 2024 at "Physical Review A"
DOI: 10.1103/physreva.111.052601
Abstract: We propose a scheme for realizing a deterministic two-photon C-Z gate based on variants of the two-photon quantum Rabi model (QRM), which is feasible within the framework of circuit QED. We begin by utilizing the… read more here.
Keywords: deterministic two; photon; gate; photon quantum ... See more keywords
Polaron picture of the two-photon quantum Rabi model
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DOI: 10.1103/physreva.99.013815
Abstract: We employ a polaron picture to investigate the properties of the two-photon quantum Rabi model (QRM), which describes a two-level or spin-half system coupled with a single bosonic mode by a two-photon process. In the… read more here.
Keywords: two photon; model; picture; polaron picture ... See more keywords
Two-photon quantum interference and entanglement at 2.1 μm
Sign Up to like & getrecommendations! Published in 2020 at "Science Advances"
DOI: 10.1126/sciadv.aay5195
Abstract: Our results show a viable route to free-space quantum-secured communication in an unexplored atmospheric transparency window. Quantum-enhanced optical systems operating within the 2- to 2.5-μm spectral region have the potential to revolutionize emerging applications in… read more here.
Keywords: photon; quantum; two photon; quantum interference ... See more keywords