Search for the doubly heavy Ξbc0$$ {\Xi}_{bc}^0 $$ baryon via decays to D0pK−
Abstract A search for the doubly heavy Ξ bc 0 $$ {\Xi}_{bc}^0 $$ baryon using its decay to the D0pK– final state is performed using proton-proton collision data at a centre-of-mass energy of 13 TeV collected by the LHCb experiment between 2016 and 2018, corresponding to an integrat...
| Main Authors: | , , , , , , , , , , , , , , |
|---|---|
| Format: | Article |
| Language: | English |
| Published: |
Springer Berlin Heidelberg
2021
|
| Online Access: | https://hdl.handle.net/1721.1/131947 |
| _version_ | 1826213008975593472 |
|---|---|
| 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. |
| author_facet | 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. |
| author_sort | Aaij, R. |
| collection | MIT |
| description | Abstract
A search for the doubly heavy
Ξ
bc
0
$$ {\Xi}_{bc}^0 $$
baryon using its decay to the D0pK– final state is performed using proton-proton collision data at a centre-of-mass energy of 13 TeV collected by the LHCb experiment between 2016 and 2018, corresponding to an integrated luminosity of 5.4 fb−1. No significant signal is found in the invariant mass range from 6.7 to 7.2 GeV/c2. Upper limits are set at 95% credibility level on the ratio of the
Ξ
bc
0
$$ {\Xi}_{bc}^0 $$
production cross-section times its branching fraction to D0pK− relative to that of the
Λ
b
0
→
D
0
pK
−
$$ {\Lambda}_b^0\to {D}^0{pK}^{-} $$
decay. The limits are set as a function of the
Ξ
bc
0
$$ {\Xi}_{bc}^0 $$
mass and lifetime hypotheses, in the rapidity range from 2.0 to 4.5 and in the transverse momentum region from 5 to 25 GeV/c. Upper limits range from 1.7 × 10−2 to 3.0 × 10−1 for the considered
Ξ
bc
0
$$ {\Xi}_{bc}^0 $$
mass and lifetime hypotheses. |
| first_indexed | 2024-09-23T15:41:40Z |
| format | Article |
| id | mit-1721.1/131947 |
| institution | Massachusetts Institute of Technology |
| language | English |
| last_indexed | 2024-09-23T15:41:40Z |
| publishDate | 2021 |
| publisher | Springer Berlin Heidelberg |
| record_format | dspace |
| spelling | mit-1721.1/1319472021-09-21T03:10:41Z Search for the doubly heavy Ξbc0$$ {\Xi}_{bc}^0 $$ baryon via decays to D0pK− 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. Abstract A search for the doubly heavy Ξ bc 0 $$ {\Xi}_{bc}^0 $$ baryon using its decay to the D0pK– final state is performed using proton-proton collision data at a centre-of-mass energy of 13 TeV collected by the LHCb experiment between 2016 and 2018, corresponding to an integrated luminosity of 5.4 fb−1. No significant signal is found in the invariant mass range from 6.7 to 7.2 GeV/c2. Upper limits are set at 95% credibility level on the ratio of the Ξ bc 0 $$ {\Xi}_{bc}^0 $$ production cross-section times its branching fraction to D0pK− relative to that of the Λ b 0 → D 0 pK − $$ {\Lambda}_b^0\to {D}^0{pK}^{-} $$ decay. The limits are set as a function of the Ξ bc 0 $$ {\Xi}_{bc}^0 $$ mass and lifetime hypotheses, in the rapidity range from 2.0 to 4.5 and in the transverse momentum region from 5 to 25 GeV/c. Upper limits range from 1.7 × 10−2 to 3.0 × 10−1 for the considered Ξ bc 0 $$ {\Xi}_{bc}^0 $$ mass and lifetime hypotheses. 2021-09-20T17:41:01Z 2021-09-20T17:41:01Z 2020-11-19 2020-11-22T04:29:57Z Article http://purl.org/eprint/type/JournalArticle https://hdl.handle.net/1721.1/131947 Journal of High Energy Physics. 2020 Nov 19;2020(11):95 PUBLISHER_CC en https://doi.org/10.1007/JHEP11(2020)095 Creative Commons Attribution https://creativecommons.org/licenses/by/4.0/ The Author(s) application/pdf Springer Berlin Heidelberg Springer Berlin Heidelberg |
| 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. Search for the doubly heavy Ξbc0$$ {\Xi}_{bc}^0 $$ baryon via decays to D0pK− |
| title | Search for the doubly heavy Ξbc0$$ {\Xi}_{bc}^0 $$ baryon via decays to D0pK− |
| title_full | Search for the doubly heavy Ξbc0$$ {\Xi}_{bc}^0 $$ baryon via decays to D0pK− |
| title_fullStr | Search for the doubly heavy Ξbc0$$ {\Xi}_{bc}^0 $$ baryon via decays to D0pK− |
| title_full_unstemmed | Search for the doubly heavy Ξbc0$$ {\Xi}_{bc}^0 $$ baryon via decays to D0pK− |
| title_short | Search for the doubly heavy Ξbc0$$ {\Xi}_{bc}^0 $$ baryon via decays to D0pK− |
| title_sort | search for the doubly heavy ξbc0 xi bc 0 baryon via decays to d0pk |
| url | https://hdl.handle.net/1721.1/131947 |
| work_keys_str_mv | AT aaijr searchforthedoublyheavyxbc0xibc0baryonviadecaystod0pk AT abellanbetetac searchforthedoublyheavyxbc0xibc0baryonviadecaystod0pk AT ackernleyt searchforthedoublyheavyxbc0xibc0baryonviadecaystod0pk AT adevab searchforthedoublyheavyxbc0xibc0baryonviadecaystod0pk AT adinolfim searchforthedoublyheavyxbc0xibc0baryonviadecaystod0pk AT afsharniah searchforthedoublyheavyxbc0xibc0baryonviadecaystod0pk AT aidalaca searchforthedoublyheavyxbc0xibc0baryonviadecaystod0pk AT aiolas searchforthedoublyheavyxbc0xibc0baryonviadecaystod0pk AT ajaltouniz searchforthedoublyheavyxbc0xibc0baryonviadecaystod0pk AT akars searchforthedoublyheavyxbc0xibc0baryonviadecaystod0pk AT albrechtj searchforthedoublyheavyxbc0xibc0baryonviadecaystod0pk AT alessiof searchforthedoublyheavyxbc0xibc0baryonviadecaystod0pk AT alexanderm searchforthedoublyheavyxbc0xibc0baryonviadecaystod0pk AT alfonsoalberoa searchforthedoublyheavyxbc0xibc0baryonviadecaystod0pk AT aliouchez searchforthedoublyheavyxbc0xibc0baryonviadecaystod0pk |