Search for the rare decay
Λc+→pμ+μ−
Λc+→pμ+μ−
File(s)PhysRevD.97.091101.pdf (319.12 KB)
Published version
Author(s)
Type
Journal Article
Abstract
A search for the flavor-changing neutral-current decay
Λ
+
c
→
p
μ
+
μ
−
is reported using a data set corresponding to an integrated luminosity of
3.0
fb
−
1
collected by the LHCb Collaboration. No significant signal is observed outside of the dimuon mass regions around the
ϕ
and
ω
resonances, and an upper limit is placed on the branching fraction of
B
(
Λ
+
c
→
p
μ
+
μ
−
)
<
7.7
(
9.6
)
×
10
−
8
at 90%(95%) confidence level. A significant signal is observed in the
ω
dimuon mass region for the first time.
Λ
+
c
→
p
μ
+
μ
−
is reported using a data set corresponding to an integrated luminosity of
3.0
fb
−
1
collected by the LHCb Collaboration. No significant signal is observed outside of the dimuon mass regions around the
ϕ
and
ω
resonances, and an upper limit is placed on the branching fraction of
B
(
Λ
+
c
→
p
μ
+
μ
−
)
<
7.7
(
9.6
)
×
10
−
8
at 90%(95%) confidence level. A significant signal is observed in the
ω
dimuon mass region for the first time.
Date Issued
2018-05-04
Date Acceptance
2018-05-01
Citation
Physical Review D, 2018, 97 (9), pp.091101-1-091101-10
ISSN
2470-0010
Publisher
American Physical Society (APS)
Start Page
091101-1
End Page
091101-10
Journal / Book Title
Physical Review D
Volume
97
Issue
9
Copyright Statement
© 2018 CERN, for the LHCb Collaboration. Published by the American Physical Society under the terms of the Creative Commons Attribution 4.0 International license (https://creativecommons.org/licenses/by/4.0/). Further distribution of this work must maintain attribution to the author(s) and the published article’s title, journal citation, and DOI. Funded by SCOAP3.
Identifier
https://journals.aps.org/prd/abstract/10.1103/PhysRevD.97.091101
Publication Status
Published
Article Number
091101
Date Publish Online
2018-05-04