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Search for heavy Majorana neutrino in lepton number violating decays of D→Kπe+e+. / The BESIII Collaboration ; Мучной, Николай Юрьевич.

в: Physical Review D, Том 99, № 11, 112002, 06.06.2019.

Результаты исследований: Научные публикации в периодических изданияхстатьяРецензирование

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The BESIII Collaboration, Мучной НЮ. Search for heavy Majorana neutrino in lepton number violating decays of D→Kπe+e+. Physical Review D. 2019 июнь 6;99(11):112002. doi: 10.1103/PhysRevD.99.112002

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BibTeX

@article{3eb2a680b5f24bd98bdf6c678b45eac9,
title = "Search for heavy Majorana neutrino in lepton number violating decays of D→Kπe+e+",
abstract = "Using a data sample with an integrated luminosity of 2.93  fb−1 taken at the center-of-mass energy of 3.773 GeV, we search for the Majorana neutrino (νm) in the lepton number violating decays D→Kπe+e+. No significant signal is observed, and the upper limits on the branching fraction at the 90% confidence level are set to be B(D0→K−π−e+e+)<2.8×10−6, B(D+→K0Sπ−e+e+)<3.3×10−6 and B(D+→K−π0e+e+)<8.5×10−6. The Majorana neutrino is searched for with different mass assumptions ranging from 0.25 to 1.0  GeV/c2 in the decays D0→K−e+νm,νm→π−e+ and D+→K0Se+νm,νm→π−e+, and the upper limits on the branching fraction at the 90% confidence level are at the level of 10−7∼10−6, depending on the mass of the Majorana neutrino. The constraints on the mixing matrix element |Veνm|2 are also evaluated",
keywords = "MIXINGS, MODELS, MASSES",
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 Bai, {J. Z.} and Y. Bai and O. Bakina and Ferroli, {R. Baldini} 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 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 J. Chai and Chang, {J. F.} 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, {X. R.} and Chen, {Y. B.} and W. Cheng and Chu, {X. K.} 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 Nikolaev, {I. B.} and Мучной, {Николай Юрьевич}",
year = "2019",
month = jun,
day = "6",
doi = "10.1103/PhysRevD.99.112002",
language = "English",
volume = "99",
journal = "Physical Review D",
issn = "2470-0010",
publisher = "AMER PHYSICAL SOC",
number = "11",

}

RIS

TY - JOUR

T1 - Search for heavy Majorana neutrino in lepton number violating decays of D→Kπe+e+

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, J. Z.

AU - Bai, Y.

AU - Bakina, O.

AU - Ferroli, R. Baldini

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 - 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 - Chai, J.

AU - Chang, J. F.

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, X. R.

AU - Chen, Y. B.

AU - Cheng, W.

AU - Chu, X. K.

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 - Nikolaev, I. B.

AU - Мучной, Николай Юрьевич

PY - 2019/6/6

Y1 - 2019/6/6

N2 - Using a data sample with an integrated luminosity of 2.93  fb−1 taken at the center-of-mass energy of 3.773 GeV, we search for the Majorana neutrino (νm) in the lepton number violating decays D→Kπe+e+. No significant signal is observed, and the upper limits on the branching fraction at the 90% confidence level are set to be B(D0→K−π−e+e+)<2.8×10−6, B(D+→K0Sπ−e+e+)<3.3×10−6 and B(D+→K−π0e+e+)<8.5×10−6. The Majorana neutrino is searched for with different mass assumptions ranging from 0.25 to 1.0  GeV/c2 in the decays D0→K−e+νm,νm→π−e+ and D+→K0Se+νm,νm→π−e+, and the upper limits on the branching fraction at the 90% confidence level are at the level of 10−7∼10−6, depending on the mass of the Majorana neutrino. The constraints on the mixing matrix element |Veνm|2 are also evaluated

AB - Using a data sample with an integrated luminosity of 2.93  fb−1 taken at the center-of-mass energy of 3.773 GeV, we search for the Majorana neutrino (νm) in the lepton number violating decays D→Kπe+e+. No significant signal is observed, and the upper limits on the branching fraction at the 90% confidence level are set to be B(D0→K−π−e+e+)<2.8×10−6, B(D+→K0Sπ−e+e+)<3.3×10−6 and B(D+→K−π0e+e+)<8.5×10−6. The Majorana neutrino is searched for with different mass assumptions ranging from 0.25 to 1.0  GeV/c2 in the decays D0→K−e+νm,νm→π−e+ and D+→K0Se+νm,νm→π−e+, and the upper limits on the branching fraction at the 90% confidence level are at the level of 10−7∼10−6, depending on the mass of the Majorana neutrino. The constraints on the mixing matrix element |Veνm|2 are also evaluated

KW - MIXINGS

KW - MODELS

KW - MASSES

U2 - 10.1103/PhysRevD.99.112002

DO - 10.1103/PhysRevD.99.112002

M3 - Article

VL - 99

JO - Physical Review D

JF - Physical Review D

SN - 2470-0010

IS - 11

M1 - 112002

ER -

ID: 23726993