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Search for the weak decay ψ(3686) → Λ+c Σ¯− + c.c. / BESIII Collaboration ; Мучной, Николай Юрьевич.

In: Chinese Physics C, Vol. 47, No. 1, 013002, 2023.

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BESIII Collaboration, Мучной НЮ. Search for the weak decay ψ(3686) → Λ+c Σ¯− + c.c. Chinese Physics C. 2023;47(1):013002. doi: 10.1088/1674-1137/ac9895

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BESIII Collaboration ; Мучной, Николай Юрьевич. / Search for the weak decay ψ(3686) → Λ+c Σ¯− + c.c. In: Chinese Physics C. 2023 ; Vol. 47, No. 1.

BibTeX

@article{5d63327a2f1048f3a1865ef9db49f9a0,
title = "Search for the weak decay ψ(3686) → Λ+c Σ¯− + c.c.",
abstract = "Using (448.1±2.9)×106 ψ(3686) events collected with the BESIII detector, we perform the first search for the weak baryonic decay ψ(3686) → Λ+c Σ¯− + c.c.. The analysis procedure is optimized using a blinded method. No significant signal is observed, and the upper limit on the branching fraction (B) of ψ(3686) → Λ+c Σ¯− + c.c. is set as 1.4 × 10−5 at the 90% confidence level.",
keywords = "BESIII detector, upper limit, weak decay",
author = "{BESIII Collaboration} and M. Ablikim and Achasov, {M. N.} and Мучной, {Николай Юрьевич} and Nikolaev, {I. B.}",
note = "This study is supported in part by National Key Research and Development Program of China (2020YFA0406400, 2020YFA0406300); National Natural Science Foundation of China (NSFC, 11975118, 11635010, 11735014, 11835012, 11935015, 11935016, 11935018, 11961141012, 12022510, 12025502, 12035009, 12035013, 12192260, 12192261, 12192262, 12192263, 12192264, 12192265, 12061131003); the Natural Science Foundation of Hunan Province of China (2019JJ30019); the Science and Technology Innovation Program of Hunan Province (2020RC3054); the Chinese Academy of Sciences (CAS) Large-Scale Scientific Facility Program; Joint Large-Scale Scientific Facility Funds of the NSFC and CAS (U1832207); CAS Key Research Program of Frontier Sciences (QYZDJ-SSW-SLH040); 100 Talents Program of CAS; The Institute of Nuclear and Particle Physics (INPAC) and Shanghai Key Laboratory for Particle Physics and Cosmology; ERC (758462); European Union's Horizon 2020 research and innovation programme under Marie Sklodowska-Curie grant agreement(894790); German Research Foundation DFG (443159800), Collaborative Research Center CRC 1044, GRK 2149; Istituto Nazionale di Fisica Nucleare, Italy; Ministry of Development of Turkey (DPT2006K-120470); National Science and Technology fund; National Science Research and Innovation Fund (NSRF) via the Program Management Unit for Human Resources and Institutional Development, Research and Innovation (B16F640076); STFC (United Kingdom); Suranaree University of Technology (SUT), Thailand Science Research and Innovation (TSRI), and National Science Research and Innovation Fund (NSRF, 160355); The Royal Society, UK (DH140054, DH160214); The Swedish Research Council; U. S. Department of Energy (DE-FG02-05ER41374).",
year = "2023",
doi = "10.1088/1674-1137/ac9895",
language = "English",
volume = "47",
journal = "Chinese Physics C",
issn = "1674-1137",
publisher = "IOP Publishing Ltd.",
number = "1",

}

RIS

TY - JOUR

T1 - Search for the weak decay ψ(3686) → Λ+c Σ¯− + c.c.

AU - BESIII Collaboration

AU - Ablikim, M.

AU - Achasov, M. N.

AU - Мучной, Николай Юрьевич

AU - Nikolaev, I. B.

N1 - This study is supported in part by National Key Research and Development Program of China (2020YFA0406400, 2020YFA0406300); National Natural Science Foundation of China (NSFC, 11975118, 11635010, 11735014, 11835012, 11935015, 11935016, 11935018, 11961141012, 12022510, 12025502, 12035009, 12035013, 12192260, 12192261, 12192262, 12192263, 12192264, 12192265, 12061131003); the Natural Science Foundation of Hunan Province of China (2019JJ30019); the Science and Technology Innovation Program of Hunan Province (2020RC3054); the Chinese Academy of Sciences (CAS) Large-Scale Scientific Facility Program; Joint Large-Scale Scientific Facility Funds of the NSFC and CAS (U1832207); CAS Key Research Program of Frontier Sciences (QYZDJ-SSW-SLH040); 100 Talents Program of CAS; The Institute of Nuclear and Particle Physics (INPAC) and Shanghai Key Laboratory for Particle Physics and Cosmology; ERC (758462); European Union's Horizon 2020 research and innovation programme under Marie Sklodowska-Curie grant agreement(894790); German Research Foundation DFG (443159800), Collaborative Research Center CRC 1044, GRK 2149; Istituto Nazionale di Fisica Nucleare, Italy; Ministry of Development of Turkey (DPT2006K-120470); National Science and Technology fund; National Science Research and Innovation Fund (NSRF) via the Program Management Unit for Human Resources and Institutional Development, Research and Innovation (B16F640076); STFC (United Kingdom); Suranaree University of Technology (SUT), Thailand Science Research and Innovation (TSRI), and National Science Research and Innovation Fund (NSRF, 160355); The Royal Society, UK (DH140054, DH160214); The Swedish Research Council; U. S. Department of Energy (DE-FG02-05ER41374).

PY - 2023

Y1 - 2023

N2 - Using (448.1±2.9)×106 ψ(3686) events collected with the BESIII detector, we perform the first search for the weak baryonic decay ψ(3686) → Λ+c Σ¯− + c.c.. The analysis procedure is optimized using a blinded method. No significant signal is observed, and the upper limit on the branching fraction (B) of ψ(3686) → Λ+c Σ¯− + c.c. is set as 1.4 × 10−5 at the 90% confidence level.

AB - Using (448.1±2.9)×106 ψ(3686) events collected with the BESIII detector, we perform the first search for the weak baryonic decay ψ(3686) → Λ+c Σ¯− + c.c.. The analysis procedure is optimized using a blinded method. No significant signal is observed, and the upper limit on the branching fraction (B) of ψ(3686) → Λ+c Σ¯− + c.c. is set as 1.4 × 10−5 at the 90% confidence level.

KW - BESIII detector

KW - upper limit

KW - weak decay

UR - https://www.scopus.com/record/display.uri?eid=2-s2.0-85145033574&origin=inward&txGid=167dd25d95ee0a5e79d9a8773a7fe42a

UR - https://www.mendeley.com/catalogue/64af6505-df06-3a3c-bdc1-87ef7364be83/

U2 - 10.1088/1674-1137/ac9895

DO - 10.1088/1674-1137/ac9895

M3 - Article

VL - 47

JO - Chinese Physics C

JF - Chinese Physics C

SN - 1674-1137

IS - 1

M1 - 013002

ER -

ID: 56495832