Optical storage for 0.53 s in a solid-state atomic frequency comb memory using dynamical decoupling

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

Standard

Optical storage for 0.53 s in a solid-state atomic frequency comb memory using dynamical decoupling. / Holzäpfel, Adrian; Etesse, Jean; Kaczmarek, Krzysztof T.; Tiranov, Alexey; Gisin, Nicolas; Afzelius, Mikael.

In: New Journal of Physics, Vol. 22, No. 6, 063009, 06.2020.

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

Harvard

Holzäpfel, A, Etesse, J, Kaczmarek, KT, Tiranov, A, Gisin, N & Afzelius, M 2020, 'Optical storage for 0.53 s in a solid-state atomic frequency comb memory using dynamical decoupling', New Journal of Physics, vol. 22, no. 6, 063009. https://doi.org/10.1088/1367-2630/ab8aac

APA

Holzäpfel, A., Etesse, J., Kaczmarek, K. T., Tiranov, A., Gisin, N., & Afzelius, M. (2020). Optical storage for 0.53 s in a solid-state atomic frequency comb memory using dynamical decoupling. New Journal of Physics, 22(6), [063009]. https://doi.org/10.1088/1367-2630/ab8aac

Vancouver

Holzäpfel A, Etesse J, Kaczmarek KT, Tiranov A, Gisin N, Afzelius M. Optical storage for 0.53 s in a solid-state atomic frequency comb memory using dynamical decoupling. New Journal of Physics. 2020 Jun;22(6). 063009. https://doi.org/10.1088/1367-2630/ab8aac

Author

Holzäpfel, Adrian ; Etesse, Jean ; Kaczmarek, Krzysztof T. ; Tiranov, Alexey ; Gisin, Nicolas ; Afzelius, Mikael. / Optical storage for 0.53 s in a solid-state atomic frequency comb memory using dynamical decoupling. In: New Journal of Physics. 2020 ; Vol. 22, No. 6.

Bibtex

@article{c7d0fb8145f7441dac14886a0639cecc,
title = "Optical storage for 0.53 s in a solid-state atomic frequency comb memory using dynamical decoupling",
abstract = "Quantum memories with long storage times are key elements in long-distance quantum networks. The atomic frequency comb (AFC) memory in particular has shown great promise to fulfill this role, having demonstrated multimode capacity and spin-photon quantum correlations. However, the memory storage times have so-far been limited to about 1 ms, realized in a Eu3+ doped Y2SiO5 crystal at zero applied magnetic field. Motivated by studies showing increased spin coherence times under applied magnetic field, we developed an AFC spin-wave memory utilizing a weak 15 mT magnetic field in a specific direction that allows efficient optical and spin manipulation for AFC memory operations. With this field configuration the AFC spin-wave storage time increased to 40 ms using a simple spin-echo sequence. Furthermore, by applying dynamical decoupling techniques the spin-wave coherence time reaches 530 ms, a 300-fold increase with respect to previous AFC spin-wave storage experiments. This result paves the way towards long duration storage of quantum information in solid-state ensemble memories. ",
keywords = "atomic frequency comb, dynamical decoupling, quantum memory, rare-earth ion doped crystals",
author = "Adrian Holz{\"a}pfel and Jean Etesse and Kaczmarek, {Krzysztof T.} and Alexey Tiranov and Nicolas Gisin and Mikael Afzelius",
year = "2020",
month = jun,
doi = "10.1088/1367-2630/ab8aac",
language = "English",
volume = "22",
journal = "New Journal of Physics",
issn = "1367-2630",
publisher = "IOP Publishing",
number = "6",

}

RIS

TY - JOUR

T1 - Optical storage for 0.53 s in a solid-state atomic frequency comb memory using dynamical decoupling

AU - Holzäpfel, Adrian

AU - Etesse, Jean

AU - Kaczmarek, Krzysztof T.

AU - Tiranov, Alexey

AU - Gisin, Nicolas

AU - Afzelius, Mikael

PY - 2020/6

Y1 - 2020/6

N2 - Quantum memories with long storage times are key elements in long-distance quantum networks. The atomic frequency comb (AFC) memory in particular has shown great promise to fulfill this role, having demonstrated multimode capacity and spin-photon quantum correlations. However, the memory storage times have so-far been limited to about 1 ms, realized in a Eu3+ doped Y2SiO5 crystal at zero applied magnetic field. Motivated by studies showing increased spin coherence times under applied magnetic field, we developed an AFC spin-wave memory utilizing a weak 15 mT magnetic field in a specific direction that allows efficient optical and spin manipulation for AFC memory operations. With this field configuration the AFC spin-wave storage time increased to 40 ms using a simple spin-echo sequence. Furthermore, by applying dynamical decoupling techniques the spin-wave coherence time reaches 530 ms, a 300-fold increase with respect to previous AFC spin-wave storage experiments. This result paves the way towards long duration storage of quantum information in solid-state ensemble memories.

AB - Quantum memories with long storage times are key elements in long-distance quantum networks. The atomic frequency comb (AFC) memory in particular has shown great promise to fulfill this role, having demonstrated multimode capacity and spin-photon quantum correlations. However, the memory storage times have so-far been limited to about 1 ms, realized in a Eu3+ doped Y2SiO5 crystal at zero applied magnetic field. Motivated by studies showing increased spin coherence times under applied magnetic field, we developed an AFC spin-wave memory utilizing a weak 15 mT magnetic field in a specific direction that allows efficient optical and spin manipulation for AFC memory operations. With this field configuration the AFC spin-wave storage time increased to 40 ms using a simple spin-echo sequence. Furthermore, by applying dynamical decoupling techniques the spin-wave coherence time reaches 530 ms, a 300-fold increase with respect to previous AFC spin-wave storage experiments. This result paves the way towards long duration storage of quantum information in solid-state ensemble memories.

KW - atomic frequency comb

KW - dynamical decoupling

KW - quantum memory

KW - rare-earth ion doped crystals

U2 - 10.1088/1367-2630/ab8aac

DO - 10.1088/1367-2630/ab8aac

M3 - Journal article

AN - SCOPUS:85084926206

VL - 22

JO - New Journal of Physics

JF - New Journal of Physics

SN - 1367-2630

IS - 6

M1 - 063009

ER -

ID: 257923181