Thermal corrections of lowest order for a helium atom

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Thermal corrections of lowest order for a helium atom. / Solovyev, D. ; Zalialiutdinov, T. ; Anikin, A. .

в: Physical Review A - Atomic, Molecular, and Optical Physics, Том 101, № 5, 052501, 04.05.2020.

Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование

BibTeX

@article{e501f6d6a449493183d008decbd54577,

title = "Thermal corrections of lowest order for a helium atom",

abstract = "In this paper a type of thermal corrections for the helium and heliumlike atomic systems are introduced. These are the thermal one-photon exchange between the bound electrons and nucleus as well as between the bound electrons induced by the blackbody radiation (BBR). All the derivations are given within the rigorous QED theory. It is shown that these thermal corrections are the same order in powers of a (fine-structure constant) as the well-known BBR-induced Stark shift but different behavior in temperature. The numerical results presented in this paper make it possible to expect their significance for modern experiments and testing the fundamental interactions in helium.",

keywords = "ENERGY-LEVELS, RADIATION, SHIFTS",

author = "D. Solovyev and T. Zalialiutdinov and A. Anikin",

note = "Publisher Copyright: {\textcopyright} 2020 American Physical Society. {\textcopyright}2020 American Physical Society.",

year = "2020",

month = may,

day = "4",

doi = "10.1103/PhysRevA.101.052501",

language = "English",

volume = "101",

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

issn = "1050-2947",

publisher = "American Physical Society",

number = "5",

}

RIS

TY - JOUR

T1 - Thermal corrections of lowest order for a helium atom

AU - Solovyev, D.

AU - Zalialiutdinov, T.

AU - Anikin, A.

PY - 2020/5/4

Y1 - 2020/5/4

N2 - In this paper a type of thermal corrections for the helium and heliumlike atomic systems are introduced. These are the thermal one-photon exchange between the bound electrons and nucleus as well as between the bound electrons induced by the blackbody radiation (BBR). All the derivations are given within the rigorous QED theory. It is shown that these thermal corrections are the same order in powers of a (fine-structure constant) as the well-known BBR-induced Stark shift but different behavior in temperature. The numerical results presented in this paper make it possible to expect their significance for modern experiments and testing the fundamental interactions in helium.

AB - In this paper a type of thermal corrections for the helium and heliumlike atomic systems are introduced. These are the thermal one-photon exchange between the bound electrons and nucleus as well as between the bound electrons induced by the blackbody radiation (BBR). All the derivations are given within the rigorous QED theory. It is shown that these thermal corrections are the same order in powers of a (fine-structure constant) as the well-known BBR-induced Stark shift but different behavior in temperature. The numerical results presented in this paper make it possible to expect their significance for modern experiments and testing the fundamental interactions in helium.

KW - ENERGY-LEVELS

KW - RADIATION

KW - SHIFTS

UR - http://www.scopus.com/inward/record.url?scp=85085841069&partnerID=8YFLogxK

UR - https://www.mendeley.com/catalogue/29677b52-dfc7-3504-8d35-d630525722d8/

U2 - 10.1103/PhysRevA.101.052501

DO - 10.1103/PhysRevA.101.052501

M3 - Article

VL - 101

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

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

SN - 1050-2947

IS - 5

M1 - 052501

ER -

ID: 53664735

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