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Measurement of the matrix elements for the decays η →π+π-π0 and η /η′ →π0π0π0. / BESIII Collaboration.

In: Physical Review D, Vol. 92, No. 1, 012014, 31.07.2015.

Research output: Contribution to journal › Article › peer-review

Harvard

BESIII Collaboration 2015, 'Measurement of the matrix elements for the decays η →π+π-π0 and η /η′ →π0π0π0', Physical Review D, vol. 92, no. 1, 012014. https://doi.org/10.1103/PhysRevD.92.012014

APA

BESIII Collaboration (2015). Measurement of the matrix elements for the decays η →π+π-π0 and η /η′ →π0π0π0. Physical Review D, 92(1), [012014]. https://doi.org/10.1103/PhysRevD.92.012014

Vancouver

BESIII Collaboration. Measurement of the matrix elements for the decays η →π+π-π0 and η /η′ →π0π0π0. Physical Review D. 2015 Jul 31;92(1):012014. doi: 10.1103/PhysRevD.92.012014

Author

BESIII Collaboration. / Measurement of the matrix elements for the decays η →π+π-π0 and η /η′ →π0π0π0. In: Physical Review D. 2015 ; Vol. 92, No. 1.

BibTeX

@article{40c0019f6b854614851253d5ab810062,
title = "Measurement of the matrix elements for the decays η →π+π-π0 and η /η′ →π0π0π0",
abstract = "Based on a sample of 1.31×109 J/ψ events collected with the BESIII detector at the BEPCII collider, Dalitz plot analyses of selected 79,625 η→π+π-π0 events, 33,908 η→π0π0π0 events, and 1,888 η′→π0π0π0 events are performed. The measured matrix elements of η→π+π-π0 are in reasonable agreement with previous measurements. The Dalitz plot slope parameters of η→π0π0π0 and η′→π0π0π0 are determined to be -0.055±0.014±0.004 and -0.640±0.046±0.047, respectively, where the first uncertainties are statistical and the second systematic. Both values are consistent with previous measurements, while the precision of the latter one is improved by a factor of 3. Final state interactions are found to have an important role in those decays.",
author = "{BESIII Collaboration} and M. Ablikim and Achasov, {M. N.} and Ai, {X. C.} and O. Albayrak and M. Albrecht and Ambrose, {D. J.} and A. Amoroso and An, {F. F.} and Q. An and Bai, {J. Z.} and {Baldini Ferroli}, R. and Y. Ban and Bennett, {D. W.} and Bennett, {J. V.} and M. Bertani and D. Bettoni and Bian, {J. M.} and F. Bianchi and E. Boger and I. Boyko and Briere, {R. A.} and H. Cai and X. Cai and O. Cakir and A. Calcaterra and Cao, {G. F.} and Cetin, {S. A.} and Chang, {J. F.} and G. Chelkov and G. Chen and Chen, {H. S.} and Chen, {H. Y.} and Chen, {J. C.} and Chen, {M. L.} and Chen, {S. J.} and X. Chen and Chen, {X. R.} and Chen, {Y. B.} and Cheng, {H. P.} and Chu, {X. K.} and G. Cibinetto and Dai, {H. L.} and Dai, {J. P.} and A. Dbeyssi and D. Dedovich and Deng, {Z. Y.} and A. Denig and I. Denysenko and Muchnoi, {N. Yu} and Nikolaev, {I. B.}",
year = "2015",
month = jul,
day = "31",
doi = "10.1103/PhysRevD.92.012014",
language = "English",
volume = "92",
journal = "Physical Review D",
issn = "2470-0010",
publisher = "AMER PHYSICAL SOC",
number = "1",

}

RIS

TY - JOUR

T1 - Measurement of the matrix elements for the decays η →π+π-π0 and η /η′ →π0π0π0

AU - BESIII Collaboration

AU - Ablikim, M.

AU - Achasov, M. N.

AU - Ai, X. C.

AU - Albayrak, O.

AU - Albrecht, M.

AU - Ambrose, D. J.

AU - Amoroso, A.

AU - An, F. F.

AU - An, Q.

AU - Bai, J. Z.

AU - Baldini Ferroli, R.

AU - Ban, Y.

AU - Bennett, D. W.

AU - Bennett, J. V.

AU - Bertani, M.

AU - Bettoni, D.

AU - Bian, J. M.

AU - Bianchi, F.

AU - Boger, E.

AU - Boyko, I.

AU - Briere, R. A.

AU - Cai, H.

AU - Cai, X.

AU - Cakir, O.

AU - Calcaterra, A.

AU - Cao, G. F.

AU - Cetin, S. A.

AU - Chang, J. F.

AU - Chelkov, G.

AU - Chen, G.

AU - Chen, H. S.

AU - Chen, H. Y.

AU - Chen, J. C.

AU - Chen, M. L.

AU - Chen, S. J.

AU - Chen, X.

AU - Chen, X. R.

AU - Chen, Y. B.

AU - Cheng, H. P.

AU - Chu, X. K.

AU - Cibinetto, G.

AU - Dai, H. L.

AU - Dai, J. P.

AU - Dbeyssi, A.

AU - Dedovich, D.

AU - Deng, Z. Y.

AU - Denig, A.

AU - Denysenko, I.

AU - Muchnoi, N. Yu

AU - Nikolaev, I. B.

PY - 2015/7/31

Y1 - 2015/7/31

N2 - Based on a sample of 1.31×109 J/ψ events collected with the BESIII detector at the BEPCII collider, Dalitz plot analyses of selected 79,625 η→π+π-π0 events, 33,908 η→π0π0π0 events, and 1,888 η′→π0π0π0 events are performed. The measured matrix elements of η→π+π-π0 are in reasonable agreement with previous measurements. The Dalitz plot slope parameters of η→π0π0π0 and η′→π0π0π0 are determined to be -0.055±0.014±0.004 and -0.640±0.046±0.047, respectively, where the first uncertainties are statistical and the second systematic. Both values are consistent with previous measurements, while the precision of the latter one is improved by a factor of 3. Final state interactions are found to have an important role in those decays.

AB - Based on a sample of 1.31×109 J/ψ events collected with the BESIII detector at the BEPCII collider, Dalitz plot analyses of selected 79,625 η→π+π-π0 events, 33,908 η→π0π0π0 events, and 1,888 η′→π0π0π0 events are performed. The measured matrix elements of η→π+π-π0 are in reasonable agreement with previous measurements. The Dalitz plot slope parameters of η→π0π0π0 and η′→π0π0π0 are determined to be -0.055±0.014±0.004 and -0.640±0.046±0.047, respectively, where the first uncertainties are statistical and the second systematic. Both values are consistent with previous measurements, while the precision of the latter one is improved by a factor of 3. Final state interactions are found to have an important role in those decays.

UR - http://www.scopus.com/inward/record.url?scp=84939122845&partnerID=8YFLogxK

U2 - 10.1103/PhysRevD.92.012014

DO - 10.1103/PhysRevD.92.012014

M3 - Article

VL - 92

JO - Physical Review D

JF - Physical Review D

SN - 2470-0010

IS - 1

M1 - 012014

ER -

ID: 18172118