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Studies of the decay $$ {\textrm{D}}_{\textrm{s}}^{+}\to {\textrm{K}}^{+}{\textrm{K}}^{-}{\mu}^{+}{\nu}_{\mu } $$. / The BESIII Collaboration ; Мучной, Николай Юрьевич; Николаев, Иван Борисович.

в: Journal of High Energy Physics, Том 2023, № 12, 72, 12.12.2023.

Результаты исследований: Научные публикации в периодических изданияхстатьяРецензирование

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The BESIII Collaboration, Мучной НЮ, Николаев ИБ. Studies of the decay $$ {\textrm{D}}_{\textrm{s}}^{+}\to {\textrm{K}}^{+}{\textrm{K}}^{-}{\mu}^{+}{\nu}_{\mu } $$. Journal of High Energy Physics. 2023 дек. 12;2023(12):72. doi: 10.1007/JHEP12(2023)072

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BibTeX

@article{d6df98929eb74523b23204ad89901fc1,
title = "Studies of the decay $$ {\textrm{D}}_{\textrm{s}}^{+}\to {\textrm{K}}^{+}{\textrm{K}}^{-}{\mu}^{+}{\nu}_{\mu } $$",
abstract = "The decay is studied based on 7.33 fb−1 of e+e− collision data collected with the BESIII detector at center-of-mass energies in the range from 4.128 to 4.226 GeV. The absolute branching fraction is measured as , the most precise measurement to date. Combining with the world average of , the ratio of the branching ractions obtained is , in agreement with lepton universality. By performing a partial wave analysis, the hadronic form factor ratios at q2 = 0 are extracted, finding and , where the first uncertainties are statistical and the second are systematic. No significant S-wave contribution from f0(980) → K+K− is found. The upper limit is set at 90% credibility level.",
author = "{BESIII Collaboration} and M. Ablikim and Achasov, {M. n.} and Мучной, {Николай Юрьевич} and Николаев, {Иван Борисович}",
year = "2023",
month = dec,
day = "12",
doi = "10.1007/JHEP12(2023)072",
language = "English",
volume = "2023",
journal = "Journal of High Energy Physics",
issn = "1029-8479",
publisher = "Springer US",
number = "12",

}

RIS

TY - JOUR

T1 - Studies of the decay $$ {\textrm{D}}_{\textrm{s}}^{+}\to {\textrm{K}}^{+}{\textrm{K}}^{-}{\mu}^{+}{\nu}_{\mu } $$

AU - BESIII Collaboration

AU - Ablikim, M.

AU - Achasov, M. n.

AU - Мучной, Николай Юрьевич

AU - Николаев, Иван Борисович

PY - 2023/12/12

Y1 - 2023/12/12

N2 - The decay is studied based on 7.33 fb−1 of e+e− collision data collected with the BESIII detector at center-of-mass energies in the range from 4.128 to 4.226 GeV. The absolute branching fraction is measured as , the most precise measurement to date. Combining with the world average of , the ratio of the branching ractions obtained is , in agreement with lepton universality. By performing a partial wave analysis, the hadronic form factor ratios at q2 = 0 are extracted, finding and , where the first uncertainties are statistical and the second are systematic. No significant S-wave contribution from f0(980) → K+K− is found. The upper limit is set at 90% credibility level.

AB - The decay is studied based on 7.33 fb−1 of e+e− collision data collected with the BESIII detector at center-of-mass energies in the range from 4.128 to 4.226 GeV. The absolute branching fraction is measured as , the most precise measurement to date. Combining with the world average of , the ratio of the branching ractions obtained is , in agreement with lepton universality. By performing a partial wave analysis, the hadronic form factor ratios at q2 = 0 are extracted, finding and , where the first uncertainties are statistical and the second are systematic. No significant S-wave contribution from f0(980) → K+K− is found. The upper limit is set at 90% credibility level.

U2 - 10.1007/JHEP12(2023)072

DO - 10.1007/JHEP12(2023)072

M3 - Article

VL - 2023

JO - Journal of High Energy Physics

JF - Journal of High Energy Physics

SN - 1029-8479

IS - 12

M1 - 72

ER -

ID: 68346893