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Measurement of Born cross sections of $$ {e}^{+}{e}^{-}\to {\Xi}^0{\overline{\Xi}}^0 $$ and search for charmonium(-like) states at $$ \sqrt{s} $$ = 3.51–4.95 GeV. / BESIII Collaboration ; Мучной, Николай Юрьевич.

In: Journal of High Energy Physics, Vol. 2024, No. 11, 62, 08.11.2024.

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@article{53065c64d7da4360b44d15d0dc350a2f,
title = "Measurement of Born cross sections of $$ {e}^{+}{e}^{-}\to {\Xi}^0{\overline{\Xi}}^0 $$ and search for charmonium(-like) states at $$ \sqrt{s} $$ = 3.51–4.95 GeV",
abstract = "Using e+e− collision data collected by the BESIII detector at BEPCII corresponding to an integrated luminosity of 30 fb−1, we measure Born cross sections and effective form factors for the process at forty-five center-of-mass energies between 3.51 and 4.95 GeV. The dressed cross section is fitted, assuming a power-law function plus a charmonium(-like) state, i.e., ψ(3770), ψ(4040), ψ(4160), ψ(4230), ψ(4360), ψ(4415) or ψ(4660). No significant charmonium(-like) state decaying into is observed. Upper limits at the 90% confidence level on the product of the branching fraction and the electronic partial width are provided for each decay. In addition, ratios of the Born cross sections and the effective form factors for and are also presented to test isospin symmetry and the vector meson dominance model.",
author = "{BESIII Collaboration} and M. Ablikim and Achasov, {M. n.} and Nikolaev, {I. b.} and Мучной, {Николай Юрьевич}",
note = "Measurement of Born cross sections of $$ {e}^{+}{e}^{-} o {\Xi}^0{\overline{\Xi}}^0 $$ and search for charmonium(-like) states at $$ \sqrt{s} $$ = 3.51–4.95 GeV / M. Ablikim, M. N. Achasov, P. Adlarson [et al.] // Journal of High Energy Physics. – 2024. – Vol. 2024, No. 11. – P. 62. – DOI 10.1007/jhep11(2024)062.",
year = "2024",
month = nov,
day = "8",
doi = "10.1007/JHEP11(2024)062",
language = "English",
volume = "2024",
journal = "Journal of High Energy Physics",
issn = "1029-8479",
publisher = "Springer US",
number = "11",

}

RIS

TY - JOUR

T1 - Measurement of Born cross sections of $$ {e}^{+}{e}^{-}\to {\Xi}^0{\overline{\Xi}}^0 $$ and search for charmonium(-like) states at $$ \sqrt{s} $$ = 3.51–4.95 GeV

AU - BESIII Collaboration

AU - Ablikim, M.

AU - Achasov, M. n.

AU - Nikolaev, I. b.

AU - Мучной, Николай Юрьевич

N1 - Measurement of Born cross sections of $$ {e}^{+}{e}^{-} o {\Xi}^0{\overline{\Xi}}^0 $$ and search for charmonium(-like) states at $$ \sqrt{s} $$ = 3.51–4.95 GeV / M. Ablikim, M. N. Achasov, P. Adlarson [et al.] // Journal of High Energy Physics. – 2024. – Vol. 2024, No. 11. – P. 62. – DOI 10.1007/jhep11(2024)062.

PY - 2024/11/8

Y1 - 2024/11/8

N2 - Using e+e− collision data collected by the BESIII detector at BEPCII corresponding to an integrated luminosity of 30 fb−1, we measure Born cross sections and effective form factors for the process at forty-five center-of-mass energies between 3.51 and 4.95 GeV. The dressed cross section is fitted, assuming a power-law function plus a charmonium(-like) state, i.e., ψ(3770), ψ(4040), ψ(4160), ψ(4230), ψ(4360), ψ(4415) or ψ(4660). No significant charmonium(-like) state decaying into is observed. Upper limits at the 90% confidence level on the product of the branching fraction and the electronic partial width are provided for each decay. In addition, ratios of the Born cross sections and the effective form factors for and are also presented to test isospin symmetry and the vector meson dominance model.

AB - Using e+e− collision data collected by the BESIII detector at BEPCII corresponding to an integrated luminosity of 30 fb−1, we measure Born cross sections and effective form factors for the process at forty-five center-of-mass energies between 3.51 and 4.95 GeV. The dressed cross section is fitted, assuming a power-law function plus a charmonium(-like) state, i.e., ψ(3770), ψ(4040), ψ(4160), ψ(4230), ψ(4360), ψ(4415) or ψ(4660). No significant charmonium(-like) state decaying into is observed. Upper limits at the 90% confidence level on the product of the branching fraction and the electronic partial width are provided for each decay. In addition, ratios of the Born cross sections and the effective form factors for and are also presented to test isospin symmetry and the vector meson dominance model.

UR - https://elibrary.ru/item.asp?id=79780934

U2 - 10.1007/JHEP11(2024)062

DO - 10.1007/JHEP11(2024)062

M3 - Article

VL - 2024

JO - Journal of High Energy Physics

JF - Journal of High Energy Physics

SN - 1029-8479

IS - 11

M1 - 62

ER -

ID: 67761614