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Amplitude analysis of $$ \psi (3686)\to \gamma {K}_S^0{K}_S^0 $$. / The BESIII Collaboration ; Мучной, Николай Юрьевич; Николаев, Иван Борисович.

в: Journal of High Energy Physics, Том 2025, № 10, 81, 09.10.2025.

Результаты исследований: Научные публикации в периодических изданияхстатьяРецензирование

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The BESIII Collaboration, Мучной НЮ, Николаев ИБ. Amplitude analysis of $$ \psi (3686)\to \gamma {K}_S^0{K}_S^0 $$. Journal of High Energy Physics. 2025 окт. 9;2025(10):81. doi: 10.1007/JHEP10(2025)081

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BibTeX

@article{5b2add0cc2934a49b012e63576e2f31f,
title = "Amplitude analysis of $$ \psi (3686)\to \gamma {K}_S^0{K}_S^0 $$",
abstract = "Using (2712 ± 14) × 106 ψ(3686) events collected with the BESIII detector, we perform the first amplitude analysis of the radiative decay within the mass region GeV/c2. Employing a one-channel K-matrix approach for the description of the dynamics of the system, the data sample is well described with four poles for the f0-wave and three poles for the f2-wave. The determined pole positions are consistent with those of well-established resonance states. The observed f0 and f2 states are found to be in agreement with those produced in radiative J/ψ decays. The production behaviors of f0 and f2 poles in are qualified with their residues and the converted branching fractions. By comparing with decay, the ratios are determined, which provides crucial experimental inputs on the internal structure of the f0,2 states, especially their potential mixing with glueball components.",
author = "{BESIII Collaboration} and M. Ablikim and Achasov, {M. n.} and Мучной, {Николай Юрьевич} and Николаев, {Иван Борисович}",
note = "Amplitude analysis of $$ \psi (3686)\to \gamma {K}_S^0{K}_S^0 $$ / The BESIII collaboration // Journal of High Energy Physics. – 2025. – Vol. 2025, No. 8. – P. 81. – DOI 10.1007/JHEP10(2025)081 ",
year = "2025",
month = oct,
day = "9",
doi = "10.1007/JHEP10(2025)081",
language = "English",
volume = "2025",
journal = "Journal of High Energy Physics",
issn = "1029-8479",
publisher = "Springer US",
number = "10",

}

RIS

TY - JOUR

T1 - Amplitude analysis of $$ \psi (3686)\to \gamma {K}_S^0{K}_S^0 $$

AU - BESIII Collaboration

AU - Ablikim, M.

AU - Achasov, M. n.

AU - Мучной, Николай Юрьевич

AU - Николаев, Иван Борисович

N1 - Amplitude analysis of $$ \psi (3686)\to \gamma {K}_S^0{K}_S^0 $$ / The BESIII collaboration // Journal of High Energy Physics. – 2025. – Vol. 2025, No. 8. – P. 81. – DOI 10.1007/JHEP10(2025)081

PY - 2025/10/9

Y1 - 2025/10/9

N2 - Using (2712 ± 14) × 106 ψ(3686) events collected with the BESIII detector, we perform the first amplitude analysis of the radiative decay within the mass region GeV/c2. Employing a one-channel K-matrix approach for the description of the dynamics of the system, the data sample is well described with four poles for the f0-wave and three poles for the f2-wave. The determined pole positions are consistent with those of well-established resonance states. The observed f0 and f2 states are found to be in agreement with those produced in radiative J/ψ decays. The production behaviors of f0 and f2 poles in are qualified with their residues and the converted branching fractions. By comparing with decay, the ratios are determined, which provides crucial experimental inputs on the internal structure of the f0,2 states, especially their potential mixing with glueball components.

AB - Using (2712 ± 14) × 106 ψ(3686) events collected with the BESIII detector, we perform the first amplitude analysis of the radiative decay within the mass region GeV/c2. Employing a one-channel K-matrix approach for the description of the dynamics of the system, the data sample is well described with four poles for the f0-wave and three poles for the f2-wave. The determined pole positions are consistent with those of well-established resonance states. The observed f0 and f2 states are found to be in agreement with those produced in radiative J/ψ decays. The production behaviors of f0 and f2 poles in are qualified with their residues and the converted branching fractions. By comparing with decay, the ratios are determined, which provides crucial experimental inputs on the internal structure of the f0,2 states, especially their potential mixing with glueball components.

UR - https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=105018633275&origin=inward

U2 - 10.1007/JHEP10(2025)081

DO - 10.1007/JHEP10(2025)081

M3 - Article

VL - 2025

JO - Journal of High Energy Physics

JF - Journal of High Energy Physics

SN - 1029-8479

IS - 10

M1 - 81

ER -

ID: 70967804