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Optically driven spin-alignment precession. / Фомин, Алексей Андреевич; Петров, Михаил Юрьевич; Pazgalev, A.S.; Козлов, Глеб Геннадьевич; Запасский, Валерий Сергеевич.

в: Physical Review A, Том 108, № 4, 043109 , 16.10.2023.

Результаты исследований: Научные публикации в периодических изданияхстатьяРецензирование

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@article{d3c03d2a34d5497bb8ee7945936ab2ef,
title = "Optically driven spin-alignment precession",
abstract = "The effect of optically driven spin precession discovered by Bell and Bloom [W. E. Bell and A. L. Bloom, Phys. Rev. Lett. 6, 280 (1961)0031-900710.1103/PhysRevLett.6.280] is widely used nowadays as a basis for numerous experiments in fundamental physics and for diverse applications. In this paper we consider a much less popular version of the light-induced spin precession that does not imply coherent precession of the spin-system magnetization and is excited by linearly (rather than circularly) polarized light. Pump-probe measurements performed on the D2 line of cesium vapor show that the magnitude of the signal of the optically driven spin-alignment precession, in {"}vacuum{"}cells (with no buffer gas) is close to that of classical spin-orientation precession. In the presence of buffer gas, however, the signal of spin-alignment precession appears to be strongly suppressed. The discovered effect is ascribed to spin mixing of excited states of cesium atoms in the cycle of optical pumping.",
author = "Фомин, {Алексей Андреевич} and Петров, {Михаил Юрьевич} and A.S. Pazgalev and Козлов, {Глеб Геннадьевич} and Запасский, {Валерий Сергеевич}",
year = "2023",
month = oct,
day = "16",
doi = "10.1103/PhysRevA.108.043109",
language = "English",
volume = "108",
journal = "Physical Review A - Atomic, Molecular, and Optical Physics",
issn = "1050-2947",
publisher = "American Physical Society",
number = "4",

}

RIS

TY - JOUR

T1 - Optically driven spin-alignment precession

AU - Фомин, Алексей Андреевич

AU - Петров, Михаил Юрьевич

AU - Pazgalev, A.S.

AU - Козлов, Глеб Геннадьевич

AU - Запасский, Валерий Сергеевич

PY - 2023/10/16

Y1 - 2023/10/16

N2 - The effect of optically driven spin precession discovered by Bell and Bloom [W. E. Bell and A. L. Bloom, Phys. Rev. Lett. 6, 280 (1961)0031-900710.1103/PhysRevLett.6.280] is widely used nowadays as a basis for numerous experiments in fundamental physics and for diverse applications. In this paper we consider a much less popular version of the light-induced spin precession that does not imply coherent precession of the spin-system magnetization and is excited by linearly (rather than circularly) polarized light. Pump-probe measurements performed on the D2 line of cesium vapor show that the magnitude of the signal of the optically driven spin-alignment precession, in "vacuum"cells (with no buffer gas) is close to that of classical spin-orientation precession. In the presence of buffer gas, however, the signal of spin-alignment precession appears to be strongly suppressed. The discovered effect is ascribed to spin mixing of excited states of cesium atoms in the cycle of optical pumping.

AB - The effect of optically driven spin precession discovered by Bell and Bloom [W. E. Bell and A. L. Bloom, Phys. Rev. Lett. 6, 280 (1961)0031-900710.1103/PhysRevLett.6.280] is widely used nowadays as a basis for numerous experiments in fundamental physics and for diverse applications. In this paper we consider a much less popular version of the light-induced spin precession that does not imply coherent precession of the spin-system magnetization and is excited by linearly (rather than circularly) polarized light. Pump-probe measurements performed on the D2 line of cesium vapor show that the magnitude of the signal of the optically driven spin-alignment precession, in "vacuum"cells (with no buffer gas) is close to that of classical spin-orientation precession. In the presence of buffer gas, however, the signal of spin-alignment precession appears to be strongly suppressed. The discovered effect is ascribed to spin mixing of excited states of cesium atoms in the cycle of optical pumping.

UR - https://www.mendeley.com/catalogue/a515140d-fc30-3c88-8ac4-e2600b79034a/

U2 - 10.1103/PhysRevA.108.043109

DO - 10.1103/PhysRevA.108.043109

M3 - Article

VL - 108

JO - Physical Review A - Atomic, Molecular, and Optical Physics

JF - Physical Review A - Atomic, Molecular, and Optical Physics

SN - 1050-2947

IS - 4

M1 - 043109

ER -

ID: 111819628