Search for the B+c → χc1(3872)π+ decay
A search for the decay B+c → χc1(3872)π+ is reported using proton-proton collision data collected with the LHCb detector between 2011 and 2018 at centre-of-mass energies of 7, 8, and 13 TeV, corresponding to an integrated luminosity of 9 fb−1. No significant signal is observed. Using the decay $$ {B...
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| Hauptverfasser: | , , , , , , , , , , , , , , , , , , , , , , , , , , , , , |
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| Körperschaft: | |
| Dokumenttyp: | Article (Journal) |
| Sprache: | Englisch |
| Veröffentlicht: |
03 June 2025
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| In: |
Journal of high energy physics
Year: 2025, Heft: 6, Pages: 1-28 |
| ISSN: | 1029-8479 |
| DOI: | 10.1007/JHEP06(2025)013 |
| Online-Zugang: | Verlag, kostenfrei, Volltext: https://doi.org/10.1007/JHEP06(2025)013 |
| Verfasserangaben: | The LHCb collaboration |
MARC
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| 245 | 1 | 0 | |a Search for the B+c → χc1(3872)π+ decay |c The LHCb collaboration |
| 246 | 3 | 3 | |a Search for the B + c → Chi c1 (3872) pi + decay |
| 264 | 1 | |c 03 June 2025 | |
| 300 | |b Graph. Darst. | ||
| 300 | |a 28 | ||
| 336 | |a Text |b txt |2 rdacontent | ||
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| 500 | |a Im Text ist "+"jeweils hochgestellt, "c" und "χc1" tiefgestellt | ||
| 500 | |a The LHCb collaboration: R. Aaij, S. Bachmann, L. Carus, R. Caspary, S. Celani, C. Cocha Toapaxi, M. De Cian, L. Dittmann, S. Esen, F.C. Glaser, P.A. Günther, X. Han, S. Hansmann-Menzemer, P. Herrero Gascón, C. Langenbruch, B. Leverington, J. Marks, M.P. Morgenthaler, S.R. Roy, M. Ruiz Diaz, M. Schiller, M.D. Tat, G. Tuci, L.H. Uecker, D.J. Unverzagt, U. Uwer, C. Wang, L. Witola, Y. Zhao, A. Zhelezov [und viele weitere] | ||
| 500 | |a Gesehen am 12.02.2026 | ||
| 520 | |a A search for the decay B+c → χc1(3872)π+ is reported using proton-proton collision data collected with the LHCb detector between 2011 and 2018 at centre-of-mass energies of 7, 8, and 13 TeV, corresponding to an integrated luminosity of 9 fb−1. No significant signal is observed. Using the decay $$ {B}_c^{+} $$→ ψ(2S)π+ as a normalisation channel, an upper limit for the ratio of branching fractionsRψ2Sχc13872=BBc+→χc13872π+BBc+→ψ2Sπ+×Bχc13872→J/ψπ+π−Bψ2S→J/ψπ+π−<0.050.06,$$ {\mathcal{R}}_{\psi (2S)}^{\chi_{c1}(3872)}=\frac{{\mathcal{B}}_{B_c^{+}\to {\chi}_{c1}(3872){\pi}^{+}}}{{\mathcal{B}}_{B_c^{+}\to \psi (2S){\pi}^{+}}}\times \frac{{\mathcal{B}}_{\chi_{c1}(3872)\to J/\psi {\pi}^{+}{\pi}^{-}}}{{\mathcal{B}}_{\psi (2S)\to J/\psi {\pi}^{+}{\pi}^{-}}}<0.05(0.06), $$ | ||
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