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K E Kim

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Articles 144
Citations 774
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Recent Articles
11.
Aaij R, Abellan Beteta C, Ackernley T, Adeva B, Adinolfi M, Afsharnia H, et al.
Phys Rev Lett . 2020 Jun; 124(22):222001. PMID: 32567908
The Λ_{c}^{+}K^{-} mass spectrum is studied with a data sample of pp collisions at a center-of-mass energy of 13 TeV corresponding to an integrated luminosity of 5.6  fb^{-1} collected by...
12.
Aaij R, Abellan Beteta C, Ackernley T, Adeva B, Adinolfi M, Afsharnia H, et al.
Phys Rev Lett . 2020 Jun; 124(21):211802. PMID: 32530675
A search for the decays B_{s}^{0}→e^{+}e^{-} and B^{0}→e^{+}e^{-} is performed using data collected with the LHCb experiment in proton-proton collisions at center-of-mass energies of 7, 8, and 13 TeV, corresponding...
13.
Aaij R, Abellan Beteta C, Adeva B, Adinolfi M, Aidala C, Ajaltouni Z, et al.
Phys Rev Lett . 2020 Apr; 124(12):122002. PMID: 32281875
The ratio of the B_{s}^{0} and B^{+} fragmentation fractions f_{s} and f_{u} is studied with B_{s}^{0}→J/ψϕ and B^{+}→J/ψK^{+} decays using data collected by the LHCb experiment in proton-proton collisions at...
14.
Aaij R, Abellan Beteta C, Ackernley T, Adeva B, Adinolfi M, Afsharnia H, et al.
Phys Rev Lett . 2020 Apr; 124(11):111802. PMID: 32242683
Ratios of isospin amplitudes in hadron decays are a useful probe of the interplay between weak and strong interactions and allow searches for physics beyond the standard model. We present...
15.
Aaij R, Abellan Beteta C, Ackernley T, Adeva B, Adinolfi M, Afsharnia H, et al.
Phys Rev Lett . 2020 Mar; 124(8):082002. PMID: 32167334
We report four narrow peaks in the Ξ_{b}^{0}K^{-} mass spectrum obtained using pp collisions at center-of-mass energies of 7, 8, and 13 TeV, corresponding to a total integrated luminosity of...
16.
Aaij R, Abellan Beteta C, Ackernley T, Adeva B, Adinolfi M, Afsharnia H, et al.
Phys Rev Lett . 2020 Feb; 124(4):041801. PMID: 32058729
Searches are performed for both promptlike and long-lived dark photons, A^{'}, produced in proton-proton collisions at a center-of-mass energy of 13 TeV. These searches look for A^{'}→μ^{+}μ^{-} decays using a...
17.
Aaij R, Abellan Beteta C, Adeva B, Adinolfi M, Aidala C, Ajaltouni Z, et al.
Phys Rev Lett . 2020 Feb; 124(3):031801. PMID: 32031835
Observations are reported of different sources of CP violation from an amplitude analysis of B^{+}→π^{+}π^{+}π^{-} decays, based on a data sample corresponding to an integrated luminosity of 3  fb^{-1} of...
18.
Aaij R, Abellan Beteta C, Ackernley T, Adeva B, Adinolfi M, Aidala C, et al.
Phys Rev Lett . 2020 Jan; 123(24):241802. PMID: 31922836
A search for the lepton-flavor violating decays B^{+}→K^{+}μ^{±}e^{∓} is performed using a sample of proton-proton collision data, collected with the LHCb experiment at center-of-mass energies of 7 and 8 TeV...
19.
Aaij R, Abellan Beteta C, Adeva B, Adinolfi M, Aidala C, Ajaltouni Z, et al.
Phys Rev Lett . 2019 Dec; 123(23):232001. PMID: 31868452
The production of charged hadrons within jets recoiling against a Z boson is measured in proton-proton collision data at sqrt[s]=8  TeV recorded by the LHCb experiment. The charged-hadron structure of...
20.
Aaij R, Abellan Beteta C, Adeva B, Adinolfi M, Aidala C, Ajaltouni Z, et al.
Phys Rev Lett . 2019 Dec; 123(23):231802. PMID: 31868437
The first amplitude analysis of the B^{±}→π^{±}K^{+}K^{-} decay is reported based on a data sample corresponding to an integrated luminosity of 3.0  fb^{-1} of pp collisions recorded in 2011 and...