Precision measurement of the forbidden 21S0–23S1 transition frequency in a helium atom

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Precision measurement of the forbidden 2¹S₀–2³S₁ transition frequency in a helium atom. / Baklanov, E. V.; Pokasov, P. V.; Taichenachev, A. V.

In: Quantum Electronics, Vol. 48, No. 5, 01.01.2018, p. 464-467.

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

BibTeX

@article{0c5beebd4aef432eb03ee9d1123ea364,

title = "Precision measurement of the forbidden 21S0–23S1 transition frequency in a helium atom",

abstract = "We demonstrate the possibility of measuring the forbidden 21S0 – 23S1 transition frequency (l = 1557 nm) of a helium atom by the method of stimulated Raman scattering through the intermediate 23P1 level. Singlet (21S0) and triplet (23S1) states have long lifetimes of 20 ms and 8000 s, respectively. The transition is important for the spectroscopy of the helium atom because it relates the singlet and triplet parts of the spectrum.",

keywords = "Forbidden transition, Frequency standard, Helium atom, Lasers, Singlet, Spectroscopy, Triplet levels, frequency standard, forbidden transition, LASER, lasers, SPECTROSCOPY, spectroscopy, singlet and triplet levels, helium atom",

author = "Baklanov, {E. V.} and Pokasov, {P. V.} and Taichenachev, {A. V.}",

note = "Publisher Copyright: {\textcopyright} 2018 Kvantovaya Elektronika and Turpion Ltd.",

year = "2018",

month = jan,

day = "1",

doi = "10.1070/QEL16568",

language = "English",

volume = "48",

pages = "464--467",

journal = "Quantum Electronics",

issn = "1063-7818",

publisher = "Turpion Ltd.",

number = "5",

}

RIS

TY - JOUR

T1 - Precision measurement of the forbidden 21S0–23S1 transition frequency in a helium atom

AU - Baklanov, E. V.

AU - Pokasov, P. V.

AU - Taichenachev, A. V.

PY - 2018/1/1

Y1 - 2018/1/1

N2 - We demonstrate the possibility of measuring the forbidden 21S0 – 23S1 transition frequency (l = 1557 nm) of a helium atom by the method of stimulated Raman scattering through the intermediate 23P1 level. Singlet (21S0) and triplet (23S1) states have long lifetimes of 20 ms and 8000 s, respectively. The transition is important for the spectroscopy of the helium atom because it relates the singlet and triplet parts of the spectrum.

AB - We demonstrate the possibility of measuring the forbidden 21S0 – 23S1 transition frequency (l = 1557 nm) of a helium atom by the method of stimulated Raman scattering through the intermediate 23P1 level. Singlet (21S0) and triplet (23S1) states have long lifetimes of 20 ms and 8000 s, respectively. The transition is important for the spectroscopy of the helium atom because it relates the singlet and triplet parts of the spectrum.

KW - Forbidden transition

KW - Frequency standard

KW - Helium atom

KW - Lasers

KW - Singlet

KW - Spectroscopy

KW - Triplet levels

KW - frequency standard

KW - forbidden transition

KW - LASER

KW - lasers

KW - SPECTROSCOPY

KW - spectroscopy

KW - singlet and triplet levels

KW - helium atom

UR - http://www.scopus.com/inward/record.url?scp=85048039287&partnerID=8YFLogxK

U2 - 10.1070/QEL16568

DO - 10.1070/QEL16568

M3 - Article

AN - SCOPUS:85048039287

VL - 48

SP - 464

EP - 467

JO - Quantum Electronics

JF - Quantum Electronics

SN - 1063-7818

IS - 5

ER -

ID: 13755728