Browsing by Author "Cetin, S. A."
Now showing items 1-13 of 13
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First results of the CAST-RADES haloscope search for axions at 34.67 mu eV
Alvarez Melcon, A.; Cuendis, S. Arguedas; Baier, J.; Barth, K.; Braeuninger, H.; Calatroni, S.; Cantatore, G.; Cetin, S. A. (SPRINGER, 2021)We present results of the Relic Axion Dark-Matter Exploratory Setup (RADES), a detector which is part of the CERN Axion Solar Telescope (CAST), searching for axion dark matter in the 34.67 mu eV mass range. A radio frequency ... -
Measurement of branching fractions of J/psi and psi(3686) decays to Sigma(+) and (Sigma)over-bar(-)
Ablikim, M.; Achasov, M. N.; Adlarson, P.; Ahmed, S.; Albrecht, M.; Aliberti, R.; Cetin, S. A.; Kolcu, O. B. (SPRINGER, 2021)Using 1310.6 x 10(6) J/psi and 448.1 x 10(6) psi(3686) events collected with the BESIII detector, the branching fractions of J/psi decays to Sigma(+)(Sigma) over bar (-) is measured to be (10.61 +/- 0.04 +/- 0.36) x 10(-4), ... -
Measurement of e(+)e(-)-> K+K-pi(0) cross section and observation of a resonant structure
Ablikim, M; Achasov, MN; Adlarson, P.; Ahmed, S.; Cetin, S. A.; Kolcu, O. B. (SPRINGER, 2022)Based on e(+)e(-) collision data collected by the BESIII detector at the BEPCII collider at center-of-mass energies from 2.000 to 3.080 GeV, a partial-wave analysis is performed for the process e(+)e(-)-> K+K-pi(0). The ... -
Measurement of the absolute branching fractions of J/psi -> gamma eta and eta decay modes
Ablikim, M.; Achasov, M. N.; Adlarson, P.; Ahmed, S.; Albrecht, M.; Aliberti, R.; Cetin, S. A.; Kolcu, O. B. (AMER PHYSICAL SOC, 2021)Based on a data sample of (1.0087 +/- 0.0044) x 10(10) J/psi events collected by the BESIII detector at the BEPCII accelerator, the absolute branching fraction (BF) of the decay J/psi -> gamma eta is measured with high ... -
Measurement of the cross section for e(+)e(-) -> Lambda(Lambda)over-bar and evidence of the decay psi(3770) -> Lambda(Lambda)over-bar
Ablikim, M.; Achasov, M. N.; Adlarson, P.; Ahmed, S.; Albrecht, M.; Aliberti, R.; Cetin, S. A.; Kolcu, O.B. (AMER PHYSICAL SOC, 2021)The Born cross section of the process e(+)e(-) ->Lambda(Lambda) over bar over line is measured at 33 center-of-mass energies between 3.51 and 4.60 GeV using data corresponding to the total integrated luminosity of 20.0 ... -
Observation of psi (3686) ->Xi (1530)(0) (Xi)over-bar (1530)(0) and Xi (1530)(0) (Xi)over-bar(0)
Ablikim, M.; Achasov, M. N.; Adlarson, P.; Ahmed, S.; Albrecht, M.; Aliberti, R.; Cetin, S. A.; Kolcu, O. B. (AMER PHYSICAL SOC, 2021)Using (448.1 +/- 2.9) x 10(6) psi (3686) events collected with the BESIII detector and a single-baryon tagging technique, we present the first observation of the decays psi(3686)-> Xi (1530)(0) (Xi) over bar (1530)(0) and ... -
Observation of the decays chi(cJ) -> nK(S)(0) (Lambda)over-bar + c.c.
Ablikim, M.; Achasov, M. N.; Adlarson, P.; Ahmed, S.; Albrecht, M.; Aliberti, R.; Cetin, S. A.; Kolcu, O. B. (SPRINGER, 2021)By analyzing 4.48 x 10(8) psi(3686) events collected with the BESIII detector, we observe the decays chi(cJ) -> nK(S)(0) (Lambda) over bar + c.c. (J = 0, 1, 2) for the first time, via the radiative transition psi(3686) -> ... -
Partial wave analysis of J/ψ →γη η
Ablikim, M.; Achasov, M.N.; Adlarson, P.; Ahmed, S.; Albrecht, M.; Aliberti, R.; Amoroso, A.; An, M.R.; An, Q.; Bai, X.H.; Bai, Y.; Bakina, O.; Cetin, S. A.; Kolcu, O.B. (American Physical Society, 2022)Using a sample of (10.09±0.04)×109 J/ψ events collected with the BESIII detector, a partial wave analysis of J/ψ→γη η is performed. The masses and widths of the observed resonances and their branching fractions are reported. ... -
Search for dark matter produced in association with a standard model higgs boson decaying into b-quarks using the full Run 2 dataset from the ATLAS detector
Aad, G.; Abbott, B.; Abbott, D. C.; Abud, A. Abed; Abeling, K.; Abhayasinghe, D. K.; Abidi, S. H.; Cetin, S. A. (SPRINGER, 2021)The production of dark matter in association with Higgs bosons is predicted in several extensions of the Standard Model. An exploration of such scenarios is presented, considering final states with missing transverse ... -
Search for heavy particles in the b -tagged dijet mass distribution with additional b -tagged jets in proton-proton collisions at s =13 TeV with the ATLAS experiment
Aad, G.; Abbott, B.; Abbott, D.C.; Abed Abud, A.; Abeling, K.; Abhayasinghe, D.K.; Cetin, S. A. (American Physical Society, 2022)A search optimized for new heavy particles decaying to two b-quarks and produced in association with additional b-quarks is reported. The sensitivity is improved by b-tagging at least one lower-pT jet in addition to the ... -
Search for Higgs boson decays into a pair of pseudoscalar particles in the bbμμ final state with the ATLAS detector in pp collisions at s =13 TeV
Aad, G.; Abbott, B.; Abbott, D.C.; Abed Abud, A.; Abeling, K.; Cetin, S. A. (American Physical Society, 2022)This paper presents a search for decays of the Higgs boson with a mass of 125 GeV into a pair of new pseudoscalar particles, H→aa, where one a-boson decays into a b-quark pair and the other into a muon pair. The search ... -
Search for invisible decays of the Λ baryon
Ablikim, M.; Achasov, M.N.; Adlarson, P.; Ahmed, S.; Cetin, S. A.; Kolcu, O. B. (American Physical Society, 2022)A search for invisible decays of the Λ baryon is carried out in the process J/ψ→ΛΛ¯ based on (1.0087±0.0044)×1010 J/ψ events collected with the BESIII detector located at the BEPCII storage ring. No signals are found for ... -
Search for the decay D0 →π0ν ν ¯
Ablikim, M.; Achasov, M.N.; Adlarson, P.; Ahmed, S.; Cetin, S. A.; Kolcu, O.B. (American Physical Society, 2022)We present the first experimental search for the rare charm decay D0→π0νν¯. It is based on an e+e- collision sample consisting of 10.6×106 pairs of D0D¯0 mesons collected by the BESIII detector at s=3.773 GeV, corresponding ...
