Search for the doubly charmed baryon Ω cc +
Abstract A search for the doubly charmed baryon Ω cc + with the decay mode Ω cc + → Ξ c + K−π+ is performed using proton-proton collisio...
| Main Authors: | , , , , , , , , , , , , , , , |
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| Other Authors: | |
| Format: | Article |
| Language: | English |
| Published: |
Science China Press
2021
|
| Online Access: | https://hdl.handle.net/1721.1/136754 |
| _version_ | 1811084223180701696 |
|---|---|
| author | Aaij, R. Abellán Beteta, C. Ackernley, T. Adeva, B. Adinolfi, M. Afsharnia, H. Aidala, C. A. Aiola, S. Ajaltouni, Z. Akar, S. Albrecht, J. Alessio, F. Alexander, M. Alfonso Albero, A. Aliouche, Z. Alkhazov, G. |
| author2 | Massachusetts Institute of Technology. Department of Physics |
| author_facet | Massachusetts Institute of Technology. Department of Physics Aaij, R. Abellán Beteta, C. Ackernley, T. Adeva, B. Adinolfi, M. Afsharnia, H. Aidala, C. A. Aiola, S. Ajaltouni, Z. Akar, S. Albrecht, J. Alessio, F. Alexander, M. Alfonso Albero, A. Aliouche, Z. Alkhazov, G. |
| author_sort | Aaij, R. |
| collection | MIT |
| description | Abstract
A search for the doubly charmed baryon Ω
cc
+
with the decay mode Ω
cc
+
→ Ξ
c
+
K−π+ is performed using proton-proton collision data at a centre-of-mass energy of 13 TeV collected by the LHCb experiment from 2016 to 2018, corresponding to an integrated luminosity of 5.4 fb−1. No significant signal is observed within the invariant mass range of 3.6 to 4.0GeV/c2. Upper limits are set on the ratio R of the production cross-section times the total branching fraction of the Ω
cc
+
→ Ξ
c
+
K−π+ decay with respect to the
$$\Xi _{cc}^{ + + } \to \Lambda _c^ + {K^ - }{\pi ^ + }{\pi ^ + }$$
Ξ
c
c
+
+
→
Λ
c
+
K
−
π
+
π
+
decay. Upper limits at 95% credibility level for R in the range 0.005 to 0.11 are obtained for different hypotheses on the Ω
cc
+
mass and lifetime in the rapidity range from 2.0 to 4.5 and transverse momentum range from 4 to 15 GeV/c. |
| first_indexed | 2024-09-23T12:47:14Z |
| format | Article |
| id | mit-1721.1/136754 |
| institution | Massachusetts Institute of Technology |
| language | English |
| last_indexed | 2024-09-23T12:47:14Z |
| publishDate | 2021 |
| publisher | Science China Press |
| record_format | dspace |
| spelling | mit-1721.1/1367542023-06-22T18:41:22Z Search for the doubly charmed baryon Ω cc + Aaij, R. Abellán Beteta, C. Ackernley, T. Adeva, B. Adinolfi, M. Afsharnia, H. Aidala, C. A. Aiola, S. Ajaltouni, Z. Akar, S. Albrecht, J. Alessio, F. Alexander, M. Alfonso Albero, A. Aliouche, Z. Alkhazov, G. Massachusetts Institute of Technology. Department of Physics Abstract A search for the doubly charmed baryon Ω cc + with the decay mode Ω cc + → Ξ c + K−π+ is performed using proton-proton collision data at a centre-of-mass energy of 13 TeV collected by the LHCb experiment from 2016 to 2018, corresponding to an integrated luminosity of 5.4 fb−1. No significant signal is observed within the invariant mass range of 3.6 to 4.0GeV/c2. Upper limits are set on the ratio R of the production cross-section times the total branching fraction of the Ω cc + → Ξ c + K−π+ decay with respect to the $$\Xi _{cc}^{ + + } \to \Lambda _c^ + {K^ - }{\pi ^ + }{\pi ^ + }$$ Ξ c c + + → Λ c + K − π + π + decay. Upper limits at 95% credibility level for R in the range 0.005 to 0.11 are obtained for different hypotheses on the Ω cc + mass and lifetime in the rapidity range from 2.0 to 4.5 and transverse momentum range from 4 to 15 GeV/c. 2021-10-29T18:49:22Z 2021-10-29T18:49:22Z 2021-08-31 2021-09-12T03:08:25Z Article http://purl.org/eprint/type/JournalArticle https://hdl.handle.net/1721.1/136754 Science China Physics, Mechanics & Astronomy. 2021 Aug 31;64(10):101062 en https://doi.org/10.1007/s11433-021-1742-7 Creative Commons Attribution 4.0 International license https://creativecommons.org/licenses/by/4.0/ The Author(s) application/pdf Science China Press Springer |
| spellingShingle | Aaij, R. Abellán Beteta, C. Ackernley, T. Adeva, B. Adinolfi, M. Afsharnia, H. Aidala, C. A. Aiola, S. Ajaltouni, Z. Akar, S. Albrecht, J. Alessio, F. Alexander, M. Alfonso Albero, A. Aliouche, Z. Alkhazov, G. Search for the doubly charmed baryon Ω cc + |
| title | Search for the doubly charmed baryon Ω cc + |
| title_full | Search for the doubly charmed baryon Ω cc + |
| title_fullStr | Search for the doubly charmed baryon Ω cc + |
| title_full_unstemmed | Search for the doubly charmed baryon Ω cc + |
| title_short | Search for the doubly charmed baryon Ω cc + |
| title_sort | search for the doubly charmed baryon ω cc |
| url | https://hdl.handle.net/1721.1/136754 |
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