Details
Originalsprache | Englisch |
---|---|
Aufsatznummer | 014022 |
Fachzeitschrift | Physical review applied |
Jahrgang | 19 |
Ausgabenummer | 1 |
Publikationsstatus | Veröffentlicht - 6 Jan. 2023 |
Abstract
We investigate near-resonant ac-Stark shifts for optical atomic clocks, which can also be interpreted as a special class of line-pulling effects due to the Zeeman structure of atomic levels split in a dc magnetic field. This shift can arise due to residual ellipticity in the polarization of the probe field and uncertainty in the magnetic field orientation. Such a shift can have an arbitrary sign and, for some experimental conditions, can reach a fractional value of the order of 10-18-10-19, i.e., it is not negligible. Thus, it should be taken into account in the uncertainty budgets for modern ultraprecise atomic clocks. In addition, it is shown that when using hyper-Ramsey spectroscopy, this shift can be reduced to a level much lower than 10-19.
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in: Physical review applied, Jahrgang 19, Nr. 1, 014022, 06.01.2023.
Publikation: Beitrag in Fachzeitschrift › Artikel › Forschung › Peer-Review
}
TY - JOUR
T1 - Probe-Field-Ellipticity-Induced Shift in an Atomic Clock
AU - Yudin, V. I.
AU - Taichenachev, A. V.
AU - Prudnikov, O. N.
AU - Basalaev, M. Yu
AU - Pal'Chikov, V. G.
AU - Von Boehn, M.
AU - Mehlstäubler, T. E.
AU - Bagayev, S. N.
N1 - Funding Information: We thank P. Schmidt, C. Lisdat, and U. Sterr for useful discussions. This work was supported by the Russian Science Foundation (Grant No. 21-12-00057), and a joint grant of the Russian Foundation of Basic Research (Grant No. 20-52-12024) and the German Science Foundation (DFG, Grant No. ME 3648/5-1). V.I.Yudin was also supported by the Ministry of Education and Science of the Russian Federation (Grant No. FSUS-2020-0036).
PY - 2023/1/6
Y1 - 2023/1/6
N2 - We investigate near-resonant ac-Stark shifts for optical atomic clocks, which can also be interpreted as a special class of line-pulling effects due to the Zeeman structure of atomic levels split in a dc magnetic field. This shift can arise due to residual ellipticity in the polarization of the probe field and uncertainty in the magnetic field orientation. Such a shift can have an arbitrary sign and, for some experimental conditions, can reach a fractional value of the order of 10-18-10-19, i.e., it is not negligible. Thus, it should be taken into account in the uncertainty budgets for modern ultraprecise atomic clocks. In addition, it is shown that when using hyper-Ramsey spectroscopy, this shift can be reduced to a level much lower than 10-19.
AB - We investigate near-resonant ac-Stark shifts for optical atomic clocks, which can also be interpreted as a special class of line-pulling effects due to the Zeeman structure of atomic levels split in a dc magnetic field. This shift can arise due to residual ellipticity in the polarization of the probe field and uncertainty in the magnetic field orientation. Such a shift can have an arbitrary sign and, for some experimental conditions, can reach a fractional value of the order of 10-18-10-19, i.e., it is not negligible. Thus, it should be taken into account in the uncertainty budgets for modern ultraprecise atomic clocks. In addition, it is shown that when using hyper-Ramsey spectroscopy, this shift can be reduced to a level much lower than 10-19.
UR - http://www.scopus.com/inward/record.url?scp=85146367056&partnerID=8YFLogxK
U2 - 10.1103/PhysRevApplied.19.014022
DO - 10.1103/PhysRevApplied.19.014022
M3 - Article
AN - SCOPUS:85146367056
VL - 19
JO - Physical review applied
JF - Physical review applied
SN - 2331-7019
IS - 1
M1 - 014022
ER -