Theory of composite Ramsey sequences of radiofrequency pulses beyond the rotating wave approximation

Fuente: arXiv
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Autores principales: Yudin, V. I., Prudnikov, O. N., Taichenachev, A. V., Basalaev, M. Yu., Pal'chikov, V. G., Bagayev, S. N.
Formato: Preprint
Publicado: 2025
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author Yudin, V. I.
Prudnikov, O. N.
Taichenachev, A. V.
Basalaev, M. Yu.
Pal'chikov, V. G.
Bagayev, S. N.
author_facet Yudin, V. I.
Prudnikov, O. N.
Taichenachev, A. V.
Basalaev, M. Yu.
Pal'chikov, V. G.
Bagayev, S. N.
contents We develop a theory of composite Ramsey sequences of rf pulses interacting with the Zeeman structure at the long-lived atomic level, beyond the rotating wave approximation. Such sequences are proposed in experiments to detect the violation of local Lorentz invariance [R. Shaniv, et al., Phys. Rev. Lett. 120, 103202 (2018)]. Based on Fourier analysis, we have shown that taking into account non-resonant contributions leads to a radical change in the dynamics of the quantum system (with respect to the rotating wave approximation) in the case when the number of Ramsey pulses exceeds several tens. As a result, the effectiveness of using such rf pulses sequences to test local Lorentz invariance has not yet been fully determined and requires additional research.
format Preprint
id arxiv_https___arxiv_org_abs_2502_13973
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Theory of composite Ramsey sequences of radiofrequency pulses beyond the rotating wave approximation
Yudin, V. I.
Prudnikov, O. N.
Taichenachev, A. V.
Basalaev, M. Yu.
Pal'chikov, V. G.
Bagayev, S. N.
Atomic Physics
We develop a theory of composite Ramsey sequences of rf pulses interacting with the Zeeman structure at the long-lived atomic level, beyond the rotating wave approximation. Such sequences are proposed in experiments to detect the violation of local Lorentz invariance [R. Shaniv, et al., Phys. Rev. Lett. 120, 103202 (2018)]. Based on Fourier analysis, we have shown that taking into account non-resonant contributions leads to a radical change in the dynamics of the quantum system (with respect to the rotating wave approximation) in the case when the number of Ramsey pulses exceeds several tens. As a result, the effectiveness of using such rf pulses sequences to test local Lorentz invariance has not yet been fully determined and requires additional research.
title Theory of composite Ramsey sequences of radiofrequency pulses beyond the rotating wave approximation
topic Atomic Physics
url https://arxiv.org/abs/2502.13973