Entanglement of propagating optical modes via a mechanical interface

Research output: Contribution to journal › Journal article › Research › peer-review

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Entanglement of propagating optical modes via a mechanical interface. / Chen, Junxin; Rossi, Massimiliano; Mason, David; mwh574, mwh574.

In: Nature Communications, Vol. 11, No. 1, 943, 18.02.2020.

Research output: Contribution to journal › Journal article › Research › peer-review

Harvard

Chen, J, Rossi, M, Mason, D & mwh574, M 2020, 'Entanglement of propagating optical modes via a mechanical interface', Nature Communications, vol. 11, no. 1, 943. https://doi.org/10.1038/s41467-020-14768-1

APA

Chen, J., Rossi, M., Mason, D., & mwh574, M. (2020). Entanglement of propagating optical modes via a mechanical interface. Nature Communications, 11(1), [943]. https://doi.org/10.1038/s41467-020-14768-1

Vancouver

Chen J, Rossi M, Mason D, mwh574 M. Entanglement of propagating optical modes via a mechanical interface. Nature Communications. 2020 Feb 18;11(1). 943. https://doi.org/10.1038/s41467-020-14768-1

Author

Chen, Junxin ; Rossi, Massimiliano ; Mason, David ; mwh574, mwh574. / Entanglement of propagating optical modes via a mechanical interface. In: Nature Communications. 2020 ; Vol. 11, No. 1.

Bibtex

@article{6f2f1d507f794dcfac9687dfca794a42,
title = "Entanglement of propagating optical modes via a mechanical interface",
abstract = "Many applications of quantum information processing (QIP) require distribution of quantum states in networks, both within and between distant nodes. Optical quantum states are uniquely suited for this purpose, as they propagate with ultralow attenuation and are resilient to ubiquitous thermal noise. Mechanical systems are then envisioned as versatile interfaces between photons and a variety of solid-state QIP platforms. Here, we demonstrate a key step towards this vision, and generate entanglement between two propagating optical modes, by coupling them to the same, cryogenic mechanical system. The entanglement persists at room temperature, where we verify the inseparability of the bipartite state and fully characterize its logarithmic negativity by homodyne tomography. We detect, without any corrections, correlations corresponding to a logarithmic negativity of E-N = 0.35. Combined with quantum interfaces between mechanical systems and solid-state qubit processors, this paves the way for mechanical systems enabling long-distance quantum information networking over optical fiber networks.",
keywords = "QUANTUM, CAVITY, INFORMATION, RADIATION, RESONATOR",
author = "Junxin Chen and Massimiliano Rossi and David Mason and mwh574 mwh574",
note = "Hy Q",
year = "2020",
month = feb,
day = "18",
doi = "10.1038/s41467-020-14768-1",
language = "English",
volume = "11",
journal = "Nature Communications",
issn = "2041-1723",
publisher = "nature publishing group",
number = "1",

}

RIS

TY - JOUR

T1 - Entanglement of propagating optical modes via a mechanical interface

AU - Chen, Junxin

AU - Rossi, Massimiliano

AU - Mason, David

AU - mwh574, mwh574

N1 - Hy Q

PY - 2020/2/18

Y1 - 2020/2/18

N2 - Many applications of quantum information processing (QIP) require distribution of quantum states in networks, both within and between distant nodes. Optical quantum states are uniquely suited for this purpose, as they propagate with ultralow attenuation and are resilient to ubiquitous thermal noise. Mechanical systems are then envisioned as versatile interfaces between photons and a variety of solid-state QIP platforms. Here, we demonstrate a key step towards this vision, and generate entanglement between two propagating optical modes, by coupling them to the same, cryogenic mechanical system. The entanglement persists at room temperature, where we verify the inseparability of the bipartite state and fully characterize its logarithmic negativity by homodyne tomography. We detect, without any corrections, correlations corresponding to a logarithmic negativity of E-N = 0.35. Combined with quantum interfaces between mechanical systems and solid-state qubit processors, this paves the way for mechanical systems enabling long-distance quantum information networking over optical fiber networks.

AB - Many applications of quantum information processing (QIP) require distribution of quantum states in networks, both within and between distant nodes. Optical quantum states are uniquely suited for this purpose, as they propagate with ultralow attenuation and are resilient to ubiquitous thermal noise. Mechanical systems are then envisioned as versatile interfaces between photons and a variety of solid-state QIP platforms. Here, we demonstrate a key step towards this vision, and generate entanglement between two propagating optical modes, by coupling them to the same, cryogenic mechanical system. The entanglement persists at room temperature, where we verify the inseparability of the bipartite state and fully characterize its logarithmic negativity by homodyne tomography. We detect, without any corrections, correlations corresponding to a logarithmic negativity of E-N = 0.35. Combined with quantum interfaces between mechanical systems and solid-state qubit processors, this paves the way for mechanical systems enabling long-distance quantum information networking over optical fiber networks.

KW - QUANTUM

KW - CAVITY

KW - INFORMATION

KW - RADIATION

KW - RESONATOR

U2 - 10.1038/s41467-020-14768-1

DO - 10.1038/s41467-020-14768-1

M3 - Journal article

C2 - 32071318

VL - 11

JO - Nature Communications

JF - Nature Communications

SN - 2041-1723

IS - 1

M1 - 943

ER -

ID: 248459896