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Study of hc→3(π+π−)π0, hc→2(π+π−)ω, hc→2(π+π−)π0η, hc→2(π+π−)η, and hc→pp¯. / The BESIII Collaboration ; Николаев, Иван Борисович; Мучной, Николай Юрьевич.

в: Physical Review D, Том 109, № 7, 072018, 30.04.2024.

Результаты исследований: Научные публикации в периодических изданияхстатьяРецензирование

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The BESIII Collaboration, Николаев ИБ, Мучной НЮ. Study of hc→3(π+π−)π0, hc→2(π+π−)ω, hc→2(π+π−)π0η, hc→2(π+π−)η, and hc→pp¯. Physical Review D. 2024 апр. 30;109(7):072018. doi: 10.1103/PhysRevD.109.072018

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BibTeX

@article{3fe723324816497f859395b7f97c51ab,
title = "Study of hc→3(π+π−)π0, hc→2(π+π−)ω, hc→2(π+π−)π0η, hc→2(π+π−)η, and hc→pp¯",
abstract = "Based on (2712.4±14.1)×106 ψ(3686) events collected with the BESIII detector, we study the decays hc→3(π+π-)π0, hc→2(π+π-)ω, hc→2(π+π-)π0η, hc→2(π+π-)η, and hc→pp¯ via ψ(3686)→π0hc. The decay channel hc→3(π+π-)π0 is observed for the first time, and its branching fraction is determined to be (9.28±1.14±0.77)×10-3, where the first uncertainty is statistical and the second is systematic. In addition, first evidence is found for the modes hc→2(π+π-)π0η and hc→2(π+π-)ω with significances of 4.8σ and 4.7σ, and their branching fractions are determined to be (7.55±1.51±0.77)×10-3 and (4.00±0.86±0.35)×10-3, respectively. No significant signals of hc→2(π+π-)η and hc→pp¯ are observed, and the upper limits of the branching fractions of these decays are determined to be ",
author = "{BESIII Collaboration} and M. Ablikim and M. n. Achasov and P. Adlarson and O. Afedulidis and X. c. Ai and R. Aliberti and A. Amoroso and Q. An and Y. Bai and O. Bakina and I. Balossino and Y. Ban and H.-R. Bao 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 Николаев, {Иван Борисович} and Мучной, {Николай Юрьевич}",
year = "2024",
month = apr,
day = "30",
doi = "10.1103/PhysRevD.109.072018",
language = "English",
volume = "109",
journal = "Physical Review D",
issn = "2470-0010",
publisher = "American Physical Society",
number = "7",

}

RIS

TY - JOUR

T1 - Study of hc→3(π+π−)π0, hc→2(π+π−)ω, hc→2(π+π−)π0η, hc→2(π+π−)η, and hc→pp¯

AU - BESIII Collaboration

AU - Ablikim, M.

AU - Achasov, M. n.

AU - Adlarson, P.

AU - Afedulidis, O.

AU - Ai, X. c.

AU - Aliberti, R.

AU - Amoroso, A.

AU - An, Q.

AU - Bai, Y.

AU - Bakina, O.

AU - Balossino, I.

AU - Ban, Y.

AU - Bao, H.-R.

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 - Николаев, Иван Борисович

AU - Мучной, Николай Юрьевич

PY - 2024/4/30

Y1 - 2024/4/30

N2 - Based on (2712.4±14.1)×106 ψ(3686) events collected with the BESIII detector, we study the decays hc→3(π+π-)π0, hc→2(π+π-)ω, hc→2(π+π-)π0η, hc→2(π+π-)η, and hc→pp¯ via ψ(3686)→π0hc. The decay channel hc→3(π+π-)π0 is observed for the first time, and its branching fraction is determined to be (9.28±1.14±0.77)×10-3, where the first uncertainty is statistical and the second is systematic. In addition, first evidence is found for the modes hc→2(π+π-)π0η and hc→2(π+π-)ω with significances of 4.8σ and 4.7σ, and their branching fractions are determined to be (7.55±1.51±0.77)×10-3 and (4.00±0.86±0.35)×10-3, respectively. No significant signals of hc→2(π+π-)η and hc→pp¯ are observed, and the upper limits of the branching fractions of these decays are determined to be

AB - Based on (2712.4±14.1)×106 ψ(3686) events collected with the BESIII detector, we study the decays hc→3(π+π-)π0, hc→2(π+π-)ω, hc→2(π+π-)π0η, hc→2(π+π-)η, and hc→pp¯ via ψ(3686)→π0hc. The decay channel hc→3(π+π-)π0 is observed for the first time, and its branching fraction is determined to be (9.28±1.14±0.77)×10-3, where the first uncertainty is statistical and the second is systematic. In addition, first evidence is found for the modes hc→2(π+π-)π0η and hc→2(π+π-)ω with significances of 4.8σ and 4.7σ, and their branching fractions are determined to be (7.55±1.51±0.77)×10-3 and (4.00±0.86±0.35)×10-3, respectively. No significant signals of hc→2(π+π-)η and hc→pp¯ are observed, and the upper limits of the branching fractions of these decays are determined to be

UR - https://www.scopus.com/record/display.uri?eid=2-s2.0-85192160783&origin=inward&txGid=c2fd530224227582b420468a79e1406a

U2 - 10.1103/PhysRevD.109.072018

DO - 10.1103/PhysRevD.109.072018

M3 - Article

VL - 109

JO - Physical Review D

JF - Physical Review D

SN - 2470-0010

IS - 7

M1 - 072018

ER -

ID: 62761131