Investigation of two-photon 2s→1s decay in one-electron and one-muon ions

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Investigation of two-photon 2s→1s decay in one-electron and one-muon ions. / Knyazeva, V. A.; Lyashchenko, K. N.; Zhang, M.; Yu, D.; Andreev, O. Yu.

In: Physical Review A - Atomic, Molecular, and Optical Physics, Vol. 106, No. 1, 012809, 12.07.2022.

Research output: Contribution to journal › Article › peer-review

BibTeX

@article{10ced92f80b442a9bd46d8b731b37cb4,

title = "Investigation of two-photon 2s→1s decay in one-electron and one-muon ions",

abstract = "We study the radiative decay of the 2s state of one-electron and one-muon ions, where the two-photon mechanism plays an important role. Due to the nuclear size corrections, the radiative decay of the 2s state in the electron and muon ions is qualitatively different. Based on the accurate relativistic calculation, we introduce a two-parameter approximation, which makes it possible to describe the two-photon angular-differential transition probability for the polarized emitted photons with high accuracy. The emission of photons with linear and circular polarizations is studied separately. We also investigate the transition probabilities for the polarized initial and final states. The investigation is performed for ions with atomic numbers 1≤Z≤120.",

author = "Knyazeva, {V. A.} and Lyashchenko, {K. N.} and M. Zhang and D. Yu and Andreev, {O. Yu.}",

note = "Publisher Copyright: {\textcopyright} 2022 American Physical Society.",

year = "2022",

month = jul,

day = "12",

doi = "10.1103/PhysRevA.106.012809",

language = "English",

volume = "106",

journal = "Physical Review A - Atomic, Molecular, and Optical Physics",

issn = "1050-2947",

publisher = "American Physical Society",

number = "1",

}

RIS

TY - JOUR

T1 - Investigation of two-photon 2s→1s decay in one-electron and one-muon ions

AU - Knyazeva, V. A.

AU - Lyashchenko, K. N.

AU - Zhang, M.

AU - Yu, D.

AU - Andreev, O. Yu.

PY - 2022/7/12

Y1 - 2022/7/12

N2 - We study the radiative decay of the 2s state of one-electron and one-muon ions, where the two-photon mechanism plays an important role. Due to the nuclear size corrections, the radiative decay of the 2s state in the electron and muon ions is qualitatively different. Based on the accurate relativistic calculation, we introduce a two-parameter approximation, which makes it possible to describe the two-photon angular-differential transition probability for the polarized emitted photons with high accuracy. The emission of photons with linear and circular polarizations is studied separately. We also investigate the transition probabilities for the polarized initial and final states. The investigation is performed for ions with atomic numbers 1≤Z≤120.

AB - We study the radiative decay of the 2s state of one-electron and one-muon ions, where the two-photon mechanism plays an important role. Due to the nuclear size corrections, the radiative decay of the 2s state in the electron and muon ions is qualitatively different. Based on the accurate relativistic calculation, we introduce a two-parameter approximation, which makes it possible to describe the two-photon angular-differential transition probability for the polarized emitted photons with high accuracy. The emission of photons with linear and circular polarizations is studied separately. We also investigate the transition probabilities for the polarized initial and final states. The investigation is performed for ions with atomic numbers 1≤Z≤120.

UR - http://www.scopus.com/inward/record.url?scp=85135553388&partnerID=8YFLogxK

UR - https://www.mendeley.com/catalogue/5b62bab7-2954-317c-b277-3fcd7d4ee2c1/

U2 - 10.1103/PhysRevA.106.012809

DO - 10.1103/PhysRevA.106.012809

M3 - Article

VL - 106

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

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

SN - 1050-2947

IS - 1

M1 - 012809

ER -

ID: 97181333