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Observation of Structures in the Processes e+e- →ωχc1 and ωχc2. / The BESIII Collaboration ; Николаев, Иван Борисович; Мучной, Николай Юрьевич.

в: Physical Review Letters, Том 132, № 16, 161901, 19.04.2024, стр. 161901.

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

Harvard

The BESIII Collaboration, Николаев, ИБ & Мучной, НЮ 2024, 'Observation of Structures in the Processes e+e- →ωχc1 and ωχc2', Physical Review Letters, Том. 132, № 16, 161901, стр. 161901. https://doi.org/10.1103/PhysRevLett.132.161901

APA

The BESIII Collaboration, Николаев, И. Б., & Мучной, Н. Ю. (2024). Observation of Structures in the Processes e+e- →ωχc1 and ωχc2. Physical Review Letters, 132(16), 161901. [161901]. https://doi.org/10.1103/PhysRevLett.132.161901

Vancouver

The BESIII Collaboration, Николаев ИБ, Мучной НЮ. Observation of Structures in the Processes e+e- →ωχc1 and ωχc2. Physical Review Letters. 2024 апр. 19;132(16):161901. 161901. doi: 10.1103/PhysRevLett.132.161901

Author

The BESIII Collaboration ; Николаев, Иван Борисович ; Мучной, Николай Юрьевич. / Observation of Structures in the Processes e+e- →ωχc1 and ωχc2. в: Physical Review Letters. 2024 ; Том 132, № 16. стр. 161901.

BibTeX

@article{40cd52224e0b4e29ae79add766fd99ff,
title = "Observation of Structures in the Processes e+e- →ωχc1 and ωχc2",
abstract = "We present measurements of the Born cross sections for the processes e+e-→ωχc1 and ωχc2 at center-of-mass energies s from 4.308 to 4.951 GeV. The measurements are performed with data samples corresponding to an integrated luminosity of 11.0 fb-1 collected with the BESIII detector operating at the Beijing Electron Positron Collider storage ring. Assuming the e+e-→ωχc2 signals come from a single resonance, the mass and width are determined to be M=(4413.6±9.0±0.8) MeV/c2 and Γ=(110.5±15.0±2.9) MeV, respectively, which is consistent with the parameters of the well-established resonance ψ(4415). In addition, we also use one single resonance to describe the e+e-→ωχc1 line shape and determine the mass and width to be M=(4544.2±18.7±1.7) MeV/c2 and Γ=(116.1±33.5±1.7) MeV, respectively. The structure of this line shape, observed for the first time, requires further understanding.",
author = "{BESIII Collaboration} and M. Ablikim and Achasov, {M. N.} and Николаев, {Иван Борисович} and Мучной, {Николай Юрьевич}",
year = "2024",
month = apr,
day = "19",
doi = "10.1103/PhysRevLett.132.161901",
language = "English",
volume = "132",
pages = "161901",
journal = "Physical Review Letters",
issn = "0031-9007",
publisher = "American Physical Society",
number = "16",

}

RIS

TY - JOUR

T1 - Observation of Structures in the Processes e+e- →ωχc1 and ωχc2

AU - BESIII Collaboration

AU - Ablikim, M.

AU - Achasov, M. N.

AU - Николаев, Иван Борисович

AU - Мучной, Николай Юрьевич

PY - 2024/4/19

Y1 - 2024/4/19

N2 - We present measurements of the Born cross sections for the processes e+e-→ωχc1 and ωχc2 at center-of-mass energies s from 4.308 to 4.951 GeV. The measurements are performed with data samples corresponding to an integrated luminosity of 11.0 fb-1 collected with the BESIII detector operating at the Beijing Electron Positron Collider storage ring. Assuming the e+e-→ωχc2 signals come from a single resonance, the mass and width are determined to be M=(4413.6±9.0±0.8) MeV/c2 and Γ=(110.5±15.0±2.9) MeV, respectively, which is consistent with the parameters of the well-established resonance ψ(4415). In addition, we also use one single resonance to describe the e+e-→ωχc1 line shape and determine the mass and width to be M=(4544.2±18.7±1.7) MeV/c2 and Γ=(116.1±33.5±1.7) MeV, respectively. The structure of this line shape, observed for the first time, requires further understanding.

AB - We present measurements of the Born cross sections for the processes e+e-→ωχc1 and ωχc2 at center-of-mass energies s from 4.308 to 4.951 GeV. The measurements are performed with data samples corresponding to an integrated luminosity of 11.0 fb-1 collected with the BESIII detector operating at the Beijing Electron Positron Collider storage ring. Assuming the e+e-→ωχc2 signals come from a single resonance, the mass and width are determined to be M=(4413.6±9.0±0.8) MeV/c2 and Γ=(110.5±15.0±2.9) MeV, respectively, which is consistent with the parameters of the well-established resonance ψ(4415). In addition, we also use one single resonance to describe the e+e-→ωχc1 line shape and determine the mass and width to be M=(4544.2±18.7±1.7) MeV/c2 and Γ=(116.1±33.5±1.7) MeV, respectively. The structure of this line shape, observed for the first time, requires further understanding.

UR - https://www.mendeley.com/catalogue/fcfb7039-66fb-30cb-a2bb-780b384a7e71/

UR - https://www.scopus.com/record/display.uri?eid=2-s2.0-85191663150&origin=inward&txGid=722d2f12868d9bbe5dc173c06270c216

UR - https://pubmed.ncbi.nlm.nih.gov/38701481/

U2 - 10.1103/PhysRevLett.132.161901

DO - 10.1103/PhysRevLett.132.161901

M3 - Article

C2 - 38701481

VL - 132

SP - 161901

JO - Physical Review Letters

JF - Physical Review Letters

SN - 0031-9007

IS - 16

M1 - 161901

ER -

ID: 62691054