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Search for the light hadron decay χc1(3872)→π+π−η. / The BESIII Collaboration ; Николаев, Иван Борисович; Мучной, Николай Юрьевич.

в: Physical Review D, Том 109, № 1, L011102, 27.01.2024.

Результаты исследований: Научные публикации в периодических изданияхстатьяРецензирование

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The BESIII Collaboration, Николаев ИБ, Мучной НЮ. Search for the light hadron decay χc1(3872)→π+π−η. Physical Review D. 2024 янв. 27;109(1):L011102. doi: 10.1103/PhysRevD.109.L011102

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BibTeX

@article{d3c8e0cef3394d65bebef3d25ed13ca7,
title = "Search for the light hadron decay χc1(3872)→π+π−η",
abstract = "With a data sample corresponding to an integrated luminosity of 11.5 fb-1 collected with the BESIII detector operating at the BEPCII storage ring, for the first time the light hadron decay χc1(3872)→π+π-η is searched for. While no significant signal is observed, the upper limits at the 90% confidence level for σ[e+e-→γχc1(3872)]B[χc1(3872)→π+π-η] at center of mass energies from 4.13 GeV to 4.34 GeV are determined. By normalizing to the χc1(3872)→π+π-J/ψ decay channel, a 90% confidence level upper limit for the branching fraction ratio R=B[χc1(3872)→π+π-η]/B[χc1(3872)→π+π-J/ψ]",
author = "{BESIII Collaboration} and M. Ablikim and M. n. Achasov and P. Adlarson and X. c. Ai and R. Aliberti and A. Amoroso and M. r. An and Q. An and Y. Bai and O. Bakina and I. Balossino and Y. Ban and V. Batozskaya and K. Begzsuren and N. Berger and M. Berlowski and M. Bertani and D. Bettoni and F. Bianchi and E. Bianco and A. Bortone and R. a. Briere and A. Brueggemann and H. Cai and X. Cai and A. Calcaterra and G. f. Cao and N. Cao and S. a. Cetin and Николаев, {Иван Борисович} and Мучной, {Николай Юрьевич}",
year = "2024",
month = jan,
day = "27",
doi = "10.1103/PhysRevD.109.L011102",
language = "English",
volume = "109",
journal = "Physical Review D",
issn = "2470-0010",
publisher = "American Physical Society",
number = "1",

}

RIS

TY - JOUR

T1 - Search for the light hadron decay χc1(3872)→π+π−η

AU - BESIII Collaboration

AU - Ablikim, M.

AU - Achasov, M. n.

AU - Adlarson, P.

AU - Ai, X. c.

AU - Aliberti, R.

AU - Amoroso, A.

AU - An, M. r.

AU - An, Q.

AU - Bai, Y.

AU - Bakina, O.

AU - Balossino, I.

AU - Ban, Y.

AU - Batozskaya, V.

AU - Begzsuren, K.

AU - Berger, N.

AU - Berlowski, M.

AU - Bertani, M.

AU - Bettoni, D.

AU - Bianchi, F.

AU - Bianco, E.

AU - Bortone, A.

AU - Briere, R. a.

AU - Brueggemann, A.

AU - Cai, H.

AU - Cai, X.

AU - Calcaterra, A.

AU - Cao, G. f.

AU - Cao, N.

AU - Cetin, S. a.

AU - Николаев, Иван Борисович

AU - Мучной, Николай Юрьевич

PY - 2024/1/27

Y1 - 2024/1/27

N2 - With a data sample corresponding to an integrated luminosity of 11.5 fb-1 collected with the BESIII detector operating at the BEPCII storage ring, for the first time the light hadron decay χc1(3872)→π+π-η is searched for. While no significant signal is observed, the upper limits at the 90% confidence level for σ[e+e-→γχc1(3872)]B[χc1(3872)→π+π-η] at center of mass energies from 4.13 GeV to 4.34 GeV are determined. By normalizing to the χc1(3872)→π+π-J/ψ decay channel, a 90% confidence level upper limit for the branching fraction ratio R=B[χc1(3872)→π+π-η]/B[χc1(3872)→π+π-J/ψ]

AB - With a data sample corresponding to an integrated luminosity of 11.5 fb-1 collected with the BESIII detector operating at the BEPCII storage ring, for the first time the light hadron decay χc1(3872)→π+π-η is searched for. While no significant signal is observed, the upper limits at the 90% confidence level for σ[e+e-→γχc1(3872)]B[χc1(3872)→π+π-η] at center of mass energies from 4.13 GeV to 4.34 GeV are determined. By normalizing to the χc1(3872)→π+π-J/ψ decay channel, a 90% confidence level upper limit for the branching fraction ratio R=B[χc1(3872)→π+π-η]/B[χc1(3872)→π+π-J/ψ]

UR - https://www.scopus.com/record/display.uri?eid=2-s2.0-85184471557&origin=inward&txGid=1c11d7fcf601627a6a0f3c18549a7de4

U2 - 10.1103/PhysRevD.109.L011102

DO - 10.1103/PhysRevD.109.L011102

M3 - Article

VL - 109

JO - Physical Review D

JF - Physical Review D

SN - 2470-0010

IS - 1

M1 - L011102

ER -

ID: 62718866