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Study of Ds+→f0(980)ρ+ and ϕπ+ Decays through Ds+→π+π+π−π0. / The BESIII Collaboration ; Николаев, Иван Борисович; Мучной, Николай Юрьевич.

в: Physical Review Letters, Том 134, № 1, 011904, 07.01.2025.

Результаты исследований: Научные публикации в периодических изданияхстатьяРецензирование

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The BESIII Collaboration, Николаев ИБ, Мучной НЮ. Study of Ds+→f0(980)ρ+ and ϕπ+ Decays through Ds+→π+π+π−π0. Physical Review Letters. 2025 янв. 7;134(1):011904. doi: 10.1103/PhysRevLett.134.011904

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@article{ad93ffe8fb22460691885921d86f2aef,
title = "Study of Ds+→f0(980)ρ+ and ϕπ+ Decays through Ds+→π+π+π−π0",
abstract = "We perform the first amplitude analysis of 퐷+푠→휋+⁢휋+⁢휋−⁢휋0 decays based on data samples of electron-positron collisions recorded with the BESIII detector at center-of-mass energies between 4.128 and 4.226 GeV, corresponding to an integrated luminosity of 7.33  fb−1. We report the observation of 퐷+푠→푓0⁡(980)⁢휌⁢(770)+ with a statistical significance greater than 10⁢휎 and determine the branching fractions ℬ⁡(퐷+푠→휋+⁢휋+⁢휋−⁢휋0|non−휂)=(2.04±0.0⁢8stat±0.0⁢5syst)% and ℬ⁡(퐷+푠→휂⁢휋+)=(1.56±0.0⁢9stat±0.0⁢4syst)%. Moreover, we measure the relative branching fraction between 휙→휋+⁢휋−⁢휋0 and 휙→퐾+⁢퐾− to be [ℬ⁡(휙⁡(1020)→휋+⁢휋−⁢휋0)/ℬ⁡(휙⁡(1020)→퐾+⁢퐾−)]=0.230±0.01⁢4stat±0.01⁢0syst., which deviates from the world average value by more than 4⁢휎.",
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 Николаев, {Иван Борисович} and Мучной, {Николай Юрьевич}",
year = "2025",
month = jan,
day = "7",
doi = "10.1103/PhysRevLett.134.011904",
language = "English",
volume = "134",
journal = "Physical Review Letters",
issn = "0031-9007",
publisher = "American Physical Society",
number = "1",

}

RIS

TY - JOUR

T1 - Study of Ds+→f0(980)ρ+ and ϕπ+ Decays through Ds+→π+π+π−π0

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 - Николаев, Иван Борисович

AU - Мучной, Николай Юрьевич

PY - 2025/1/7

Y1 - 2025/1/7

N2 - We perform the first amplitude analysis of 퐷+푠→휋+⁢휋+⁢휋−⁢휋0 decays based on data samples of electron-positron collisions recorded with the BESIII detector at center-of-mass energies between 4.128 and 4.226 GeV, corresponding to an integrated luminosity of 7.33  fb−1. We report the observation of 퐷+푠→푓0⁡(980)⁢휌⁢(770)+ with a statistical significance greater than 10⁢휎 and determine the branching fractions ℬ⁡(퐷+푠→휋+⁢휋+⁢휋−⁢휋0|non−휂)=(2.04±0.0⁢8stat±0.0⁢5syst)% and ℬ⁡(퐷+푠→휂⁢휋+)=(1.56±0.0⁢9stat±0.0⁢4syst)%. Moreover, we measure the relative branching fraction between 휙→휋+⁢휋−⁢휋0 and 휙→퐾+⁢퐾− to be [ℬ⁡(휙⁡(1020)→휋+⁢휋−⁢휋0)/ℬ⁡(휙⁡(1020)→퐾+⁢퐾−)]=0.230±0.01⁢4stat±0.01⁢0syst., which deviates from the world average value by more than 4⁢휎.

AB - We perform the first amplitude analysis of 퐷+푠→휋+⁢휋+⁢휋−⁢휋0 decays based on data samples of electron-positron collisions recorded with the BESIII detector at center-of-mass energies between 4.128 and 4.226 GeV, corresponding to an integrated luminosity of 7.33  fb−1. We report the observation of 퐷+푠→푓0⁡(980)⁢휌⁢(770)+ with a statistical significance greater than 10⁢휎 and determine the branching fractions ℬ⁡(퐷+푠→휋+⁢휋+⁢휋−⁢휋0|non−휂)=(2.04±0.0⁢8stat±0.0⁢5syst)% and ℬ⁡(퐷+푠→휂⁢휋+)=(1.56±0.0⁢9stat±0.0⁢4syst)%. Moreover, we measure the relative branching fraction between 휙→휋+⁢휋−⁢휋0 and 휙→퐾+⁢퐾− to be [ℬ⁡(휙⁡(1020)→휋+⁢휋−⁢휋0)/ℬ⁡(휙⁡(1020)→퐾+⁢퐾−)]=0.230±0.01⁢4stat±0.01⁢0syst., which deviates from the world average value by more than 4⁢휎.

UR - https://www.scopus.com/record/display.uri?eid=2-s2.0-85216818687&origin=inward&txGid=d33fab0097ad88838e480bc110bb4cde

U2 - 10.1103/PhysRevLett.134.011904

DO - 10.1103/PhysRevLett.134.011904

M3 - Article

C2 - 39913721

VL - 134

JO - Physical Review Letters

JF - Physical Review Letters

SN - 0031-9007

IS - 1

M1 - 011904

ER -

ID: 64713650