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Observation of the Dipole Blockade Effect in Detecting Rydberg Atoms by the Selective Field Ionization Method. / Yakshina, E. A.; Tretyakov, D. B.; Entin, V. M. и др.

в: Journal of Experimental and Theoretical Physics, Том 130, № 2, 02.2020, стр. 170-182.

Результаты исследований: Научные публикации в периодических изданияхстатьяРецензирование

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Yakshina EA, Tretyakov DB, Entin VM, Beterov II, Ryabtsev II. Observation of the Dipole Blockade Effect in Detecting Rydberg Atoms by the Selective Field Ionization Method. Journal of Experimental and Theoretical Physics. 2020 февр.;130(2):170-182. doi: 10.1134/S1063776120010215

Author

Yakshina, E. A. ; Tretyakov, D. B. ; Entin, V. M. и др. / Observation of the Dipole Blockade Effect in Detecting Rydberg Atoms by the Selective Field Ionization Method. в: Journal of Experimental and Theoretical Physics. 2020 ; Том 130, № 2. стр. 170-182.

BibTeX

@article{411caf9ef4044998b3c96c785e0be392,
title = "Observation of the Dipole Blockade Effect in Detecting Rydberg Atoms by the Selective Field Ionization Method",
abstract = "The dipole blockade effect at laser excitation of mesoscopic ensembles of Rydberg atoms lies in the fact that the excitation of one atom to a Rydberg state blocks the excitation of other atoms due to the shift in the collective energy levels of interacting Rydberg atoms. It is used to obtain the entangled qubit states based on single neutral atoms in optical traps. In this paper, we present our experimental results on the observation of the dipole blockade for mesoscopic ensembles of 1–5 atoms when they are detected by the selective field ionization method. We have investigated the spectra of the three-photon laser excitation 5S1/2 → 5P3/2 → 6S1/2 → nP3/2 of cold Rydberg Rb atoms in a magneto-optical trap. We have found that for mesoscopic ensembles this method allows only a partial dipole blockage to be observed. This is most likely related to the presence of parasitic electric fields reducing the interaction energy of Rydberg atoms, the decrease in the probability of detecting high states, and the strong angular dependence of the interaction energy of Rydberg atoms in a single interaction volume.",
keywords = "MESOSCOPIC ENSEMBLES, LASER EXCITATION",
author = "Yakshina, {E. A.} and Tretyakov, {D. B.} and Entin, {V. M.} and Beterov, {I. I.} and Ryabtsev, {I. I.}",
year = "2020",
month = feb,
doi = "10.1134/S1063776120010215",
language = "English",
volume = "130",
pages = "170--182",
journal = "Journal of Experimental and Theoretical Physics",
issn = "1063-7761",
publisher = "Maik Nauka-Interperiodica Publishing",
number = "2",

}

RIS

TY - JOUR

T1 - Observation of the Dipole Blockade Effect in Detecting Rydberg Atoms by the Selective Field Ionization Method

AU - Yakshina, E. A.

AU - Tretyakov, D. B.

AU - Entin, V. M.

AU - Beterov, I. I.

AU - Ryabtsev, I. I.

PY - 2020/2

Y1 - 2020/2

N2 - The dipole blockade effect at laser excitation of mesoscopic ensembles of Rydberg atoms lies in the fact that the excitation of one atom to a Rydberg state blocks the excitation of other atoms due to the shift in the collective energy levels of interacting Rydberg atoms. It is used to obtain the entangled qubit states based on single neutral atoms in optical traps. In this paper, we present our experimental results on the observation of the dipole blockade for mesoscopic ensembles of 1–5 atoms when they are detected by the selective field ionization method. We have investigated the spectra of the three-photon laser excitation 5S1/2 → 5P3/2 → 6S1/2 → nP3/2 of cold Rydberg Rb atoms in a magneto-optical trap. We have found that for mesoscopic ensembles this method allows only a partial dipole blockage to be observed. This is most likely related to the presence of parasitic electric fields reducing the interaction energy of Rydberg atoms, the decrease in the probability of detecting high states, and the strong angular dependence of the interaction energy of Rydberg atoms in a single interaction volume.

AB - The dipole blockade effect at laser excitation of mesoscopic ensembles of Rydberg atoms lies in the fact that the excitation of one atom to a Rydberg state blocks the excitation of other atoms due to the shift in the collective energy levels of interacting Rydberg atoms. It is used to obtain the entangled qubit states based on single neutral atoms in optical traps. In this paper, we present our experimental results on the observation of the dipole blockade for mesoscopic ensembles of 1–5 atoms when they are detected by the selective field ionization method. We have investigated the spectra of the three-photon laser excitation 5S1/2 → 5P3/2 → 6S1/2 → nP3/2 of cold Rydberg Rb atoms in a magneto-optical trap. We have found that for mesoscopic ensembles this method allows only a partial dipole blockage to be observed. This is most likely related to the presence of parasitic electric fields reducing the interaction energy of Rydberg atoms, the decrease in the probability of detecting high states, and the strong angular dependence of the interaction energy of Rydberg atoms in a single interaction volume.

KW - MESOSCOPIC ENSEMBLES

KW - LASER EXCITATION

UR - http://www.scopus.com/inward/record.url?scp=85083079903&partnerID=8YFLogxK

U2 - 10.1134/S1063776120010215

DO - 10.1134/S1063776120010215

M3 - Article

AN - SCOPUS:85083079903

VL - 130

SP - 170

EP - 182

JO - Journal of Experimental and Theoretical Physics

JF - Journal of Experimental and Theoretical Physics

SN - 1063-7761

IS - 2

ER -

ID: 23996446