The shapes of the saturated absorption resonances at transitions from the ground 1S0 atom state in a gas medium in the field of two unidirectional waves are investigated both analytically and numerically. It is shown for the first time that the spectra of nonlinear resonances are formed by processes in the two-and three-level V-schemes resulting from the degeneracy of the upper P transition state, are qualitatively different at the resonant transition and transitions to the more excited atom states. It is established that the physical causes for differences of these spectra are due to the different degree of branching of the radiation from the excited to the ground state (the degree of openness) of transition. The degree of openness of transition determines the amount of contributions of coherent processes to the resonance shapes both in the system of two levels (coherent population beats) and three levels (nonlinear interference effect).
Published in | American Journal of Optics and Photonics (Volume 8, Issue 3) |
DOI | 10.11648/j.ajop.20200803.11 |
Page(s) | 51-60 |
Creative Commons |
This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited. |
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Copyright © The Author(s), 2020. Published by Science Publishing Group |
Nonlinear Spectroscopy, Saturated Absorption Resonance, Unidirectional Waves, Closed and Open Transitions
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APA Style
Aleksandr Chernenko, Edward Saprykin. (2020). Coherent Nonlinear Resonances of Saturated Absorption at Transitions from the Ground 1S0 Atomic State in the Spectroscopy of Unidirectional Waves. American Journal of Optics and Photonics, 8(3), 51-60. https://doi.org/10.11648/j.ajop.20200803.11
ACS Style
Aleksandr Chernenko; Edward Saprykin. Coherent Nonlinear Resonances of Saturated Absorption at Transitions from the Ground 1S0 Atomic State in the Spectroscopy of Unidirectional Waves. Am. J. Opt. Photonics 2020, 8(3), 51-60. doi: 10.11648/j.ajop.20200803.11
AMA Style
Aleksandr Chernenko, Edward Saprykin. Coherent Nonlinear Resonances of Saturated Absorption at Transitions from the Ground 1S0 Atomic State in the Spectroscopy of Unidirectional Waves. Am J Opt Photonics. 2020;8(3):51-60. doi: 10.11648/j.ajop.20200803.11
@article{10.11648/j.ajop.20200803.11, author = {Aleksandr Chernenko and Edward Saprykin}, title = {Coherent Nonlinear Resonances of Saturated Absorption at Transitions from the Ground 1S0 Atomic State in the Spectroscopy of Unidirectional Waves}, journal = {American Journal of Optics and Photonics}, volume = {8}, number = {3}, pages = {51-60}, doi = {10.11648/j.ajop.20200803.11}, url = {https://doi.org/10.11648/j.ajop.20200803.11}, eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.ajop.20200803.11}, abstract = {The shapes of the saturated absorption resonances at transitions from the ground 1S0 atom state in a gas medium in the field of two unidirectional waves are investigated both analytically and numerically. It is shown for the first time that the spectra of nonlinear resonances are formed by processes in the two-and three-level V-schemes resulting from the degeneracy of the upper P transition state, are qualitatively different at the resonant transition and transitions to the more excited atom states. It is established that the physical causes for differences of these spectra are due to the different degree of branching of the radiation from the excited to the ground state (the degree of openness) of transition. The degree of openness of transition determines the amount of contributions of coherent processes to the resonance shapes both in the system of two levels (coherent population beats) and three levels (nonlinear interference effect).}, year = {2020} }
TY - JOUR T1 - Coherent Nonlinear Resonances of Saturated Absorption at Transitions from the Ground 1S0 Atomic State in the Spectroscopy of Unidirectional Waves AU - Aleksandr Chernenko AU - Edward Saprykin Y1 - 2020/08/19 PY - 2020 N1 - https://doi.org/10.11648/j.ajop.20200803.11 DO - 10.11648/j.ajop.20200803.11 T2 - American Journal of Optics and Photonics JF - American Journal of Optics and Photonics JO - American Journal of Optics and Photonics SP - 51 EP - 60 PB - Science Publishing Group SN - 2330-8494 UR - https://doi.org/10.11648/j.ajop.20200803.11 AB - The shapes of the saturated absorption resonances at transitions from the ground 1S0 atom state in a gas medium in the field of two unidirectional waves are investigated both analytically and numerically. It is shown for the first time that the spectra of nonlinear resonances are formed by processes in the two-and three-level V-schemes resulting from the degeneracy of the upper P transition state, are qualitatively different at the resonant transition and transitions to the more excited atom states. It is established that the physical causes for differences of these spectra are due to the different degree of branching of the radiation from the excited to the ground state (the degree of openness) of transition. The degree of openness of transition determines the amount of contributions of coherent processes to the resonance shapes both in the system of two levels (coherent population beats) and three levels (nonlinear interference effect). VL - 8 IS - 3 ER -