Evidence for the decays of A+ c → σ+η and σ+η′∗

Standard

Evidence for the decays of A⁺ _c → σ⁺η and σ⁺η′∗. / BESIII Collaboration.

In: Chinese Physics C, Vol. 43, No. 8, 083002, 08.2019.

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

Harvard

BESIII Collaboration 2019, 'Evidence for the decays of A⁺ _c → σ⁺η and σ⁺η′∗', Chinese Physics C, vol. 43, no. 8, 083002. https://doi.org/10.1088/1674-1137/43/8/083002

APA

BESIII Collaboration (2019). Evidence for the decays of A⁺ _c → σ⁺η and σ⁺η′∗. Chinese Physics C, 43(8), [083002]. https://doi.org/10.1088/1674-1137/43/8/083002

Vancouver

BESIII Collaboration. Evidence for the decays of A⁺ _c → σ⁺η and σ⁺η′∗. Chinese Physics C. 2019 Aug;43(8):083002. doi: 10.1088/1674-1137/43/8/083002

Author

BESIII Collaboration. / Evidence for the decays of A⁺ _c → σ⁺η and σ⁺η′∗. In: Chinese Physics C. 2019 ; Vol. 43, No. 8.

BibTeX

@article{61ae4f28a7e8455182c51731f3cc9cfb,

title = "Evidence for the decays of A+ c → σ+η and σ+η′∗",

abstract = "We study the hadronic decays of to the final states and, using an annihilation data sample of 567 pb-1 taken at a center-of-mass energy of 4.6 GeV with the BESIII detector at the BEPCII collider. We find evidence for the decays and with statistical significance of and, respectively. Normalizing to the reference decays and, we obtain the ratios of the branching fractions and to be and, respectively. The upper limits at the 90% confidence level are set to be and. Using BESIII measurements of the branching fractions of the reference decays, we determine % (<0.68%) and % (<1.9%). Here, the first uncertainties are statistical and the second systematic. The obtained branching fraction of is consistent with the previous measurement, and the branching fraction of is measured for the first time.",

keywords = "branching fractions, c decays, Charmed baryon, Lambda(+)(C) decays, WEAK MESONIC DECAYS, BARYONS, charmed baryon",

author = "{BESIII Collaboration} and M. Ablikim and Achasov, {M. N.} and S. Ahmed and M. Albrecht and M. Alekseev and A. Amoroso and An, {F. F.} and Q. An and Y. Bai and O. Bakina and R. BaldiniFerroli and Y. Ban and K. Begzsuren and Bennett, {D. W.} and Bennett, {J. V.} and N. Berger and M. Bertani and D. Bettoni and F. Bianchi 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 J. Chai and Chang, {J. F.} and Chang, {W. L.} and G. Chelkov and G. Chen and Chen, {H. S.} and Chen, {J. C.} and Chen, {M. L.} and Chen, {P. L.} and Chen, {S. J.} and Chen, {Y. B.} and W. Cheng and G. Cibinetto and F. Cossio 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 = "2019",

month = aug,

doi = "10.1088/1674-1137/43/8/083002",

language = "English",

volume = "43",

journal = "Chinese Physics C",

issn = "1674-1137",

publisher = "IOP Publishing Ltd.",

number = "8",

}

RIS

TY - JOUR

T1 - Evidence for the decays of A+ c → σ+η and σ+η′∗

AU - BESIII Collaboration

AU - Ablikim, M.

AU - Achasov, M. N.

AU - Ahmed, S.

AU - Albrecht, M.

AU - Alekseev, M.

AU - Amoroso, A.

AU - An, F. F.

AU - An, Q.

AU - Bai, Y.

AU - Bakina, O.

AU - BaldiniFerroli, R.

AU - Ban, Y.

AU - Begzsuren, K.

AU - Bennett, D. W.

AU - Bennett, J. V.

AU - Berger, N.

AU - Bertani, M.

AU - Bettoni, D.

AU - Bianchi, F.

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 - Chai, J.

AU - Chang, J. F.

AU - Chang, W. L.

AU - Chelkov, G.

AU - Chen, G.

AU - Chen, H. S.

AU - Chen, J. C.

AU - Chen, M. L.

AU - Chen, P. L.

AU - Chen, S. J.

AU - Chen, Y. B.

AU - Cheng, W.

AU - Cibinetto, G.

AU - Cossio, F.

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 - 2019/8

Y1 - 2019/8

N2 - We study the hadronic decays of to the final states and, using an annihilation data sample of 567 pb-1 taken at a center-of-mass energy of 4.6 GeV with the BESIII detector at the BEPCII collider. We find evidence for the decays and with statistical significance of and, respectively. Normalizing to the reference decays and, we obtain the ratios of the branching fractions and to be and, respectively. The upper limits at the 90% confidence level are set to be and. Using BESIII measurements of the branching fractions of the reference decays, we determine % (<0.68%) and % (<1.9%). Here, the first uncertainties are statistical and the second systematic. The obtained branching fraction of is consistent with the previous measurement, and the branching fraction of is measured for the first time.

AB - We study the hadronic decays of to the final states and, using an annihilation data sample of 567 pb-1 taken at a center-of-mass energy of 4.6 GeV with the BESIII detector at the BEPCII collider. We find evidence for the decays and with statistical significance of and, respectively. Normalizing to the reference decays and, we obtain the ratios of the branching fractions and to be and, respectively. The upper limits at the 90% confidence level are set to be and. Using BESIII measurements of the branching fractions of the reference decays, we determine % (<0.68%) and % (<1.9%). Here, the first uncertainties are statistical and the second systematic. The obtained branching fraction of is consistent with the previous measurement, and the branching fraction of is measured for the first time.

KW - branching fractions

KW - c decays

KW - Charmed baryon

KW - Lambda(+)(C) decays

KW - WEAK MESONIC DECAYS

KW - BARYONS

KW - charmed baryon

UR - http://www.scopus.com/inward/record.url?scp=85072522584&partnerID=8YFLogxK

U2 - 10.1088/1674-1137/43/8/083002

DO - 10.1088/1674-1137/43/8/083002

M3 - Article

AN - SCOPUS:85072522584

VL - 43

JO - Chinese Physics C

JF - Chinese Physics C

SN - 1674-1137

IS - 8

M1 - 083002

ER -

ID: 21613633