SCOAP3 Repository 10 records found  Search took 0.03 seconds. 
1. Determination of the number of ψ(3686) events at BESIIISupported by the Ministry of Science and Technology of China (2009CB825200), National Natural Science Foundation of China (NSFC) (11235011, 11322544, 11335008, 11425524, 11475207), the Chinese Academy of Sciences (CAS) Large-Scale Scientific Facility Program, the Collaborative Innovation Center for Particles and Interactions (CICPI), Joint Large-Scale Scientific Facility Funds of the NSFC and CAS (11179014), Joint Large-Scale Scientific Facility Funds of the NSFC and CAS (11179007, U1232201, U1532257, U1532258), Joint Funds of the National Natural Science Foundation of China (11079008), CAS (KJCX2-YW-N29, KJCX2-YW-N45), 100 Talents Program of CAS, National 1000 Talents Program of China, German Research Foundation DFG (Collaborative Research Center CRC 1044), Istituto Nazionale di Fisica Nucleare, Italy, Koninklijke Nederlandse Akademie van Wetenschappen (KNAW) (530-4CDP03), Ministry of Development of Turkey (DPT2006K-120470), National Natural Science Foundation of China (11205082), The Swedish Research Council, U. S. Department of Energy (DE-FG02-05ER41374, DE-SC-0010118, DE-SC-0010504), U.S. National Science Foundation, University of Groningen (RuG) and the Helmholtzzentrum fuer Schwerionenforschung GmbH (GSI), Darmstadt, WCU Program of National Research Foundation of Korea (R32-2008-000-10155-0). / Ablikim, M. ; Achasov, M. N. ; Ai, X. C. ; Ambrose, D. J. ; et al
The numbers of ψ(3686) events accumulated by the BESIII detector for the data taken during 2009 and 2012 are determined to be and , respectively, by counting inclusive hadronic events, where the uncertainties are systematic and the statistical uncertainties are negligible. [...]
Published in Chinese Phys. C 42 (2018) 023001 10.1088/1674-1137/42/2/023001 arXiv:1709.03653
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2. Dark photon search in the mass range between 1.5 and 3.4 GeV/ c 2 / Ablikim, M. ; Achasov, M.N. ; Ai, X.C. ; Albayrak, O. ; et al
Using a data set of 2.93 fb −1 taken at a center-of-mass energy s=3.773 GeV with the BESIII detector at the BEPCII collider, we perform a search for an extra U(1) gauge boson, also denoted as a dark photon. [...]
Published in Physics letters B (2017) 10.1016/j.physletb.2017.09.067
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3. Measurement of the leptonic decay width of J / ψ using initial state radiation / Ablikim, M. ; Achasov, M.N. ; Ai, X.C. ; Albayrak, O. ; et al
Using a data set of 2.93 fb −1 taken at a center-of-mass energy of s=3.773 GeV with the BESIII detector at the BEPCII collider, we measure the process e+e−→J/ψγ→μ+μ−γ and determine the product of the branching fraction and the electronic width Bμμ⋅Γee=(333.4±2.5stat±4.4sys) eV . [...]
Published in Physics letters B (2016) 10.1016/j.physletb.2016.08.011
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4. Measurement of the branching fractions of Ds+→η′X and Ds+→η′ρ+ in e+e−→Ds+Ds− / Ablikim, M. ; Achasov, M.N. ; Ai, X.C. ; Albayrak, O. ; et al
We study Ds+ decays to final states involving the η′ with a 482 pb−1 data sample collected at s=4.009 GeV with the BESIII detector at the BEPCII collider. [...]
Published in Physics letters B (2015) 10.1016/j.physletb.2015.09.059
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5. Precision measurement of the integrated luminosity of the data taken by BESIII at center-of-mass energies between 3.810 GeV and 4.600 GeVSupported by National Key Basic Research Program of China (2015CB856700), National Natural Science Foundation of China (NSFC) (11125525, 11235011, 11322544, 11335008, 11425524), Chinese Academy of Sciences (CAS) Large-Scale Scientific Facility Program, Joint Large-Scale Scientific Facility Funds of the NSFC and CAS (11179007, U1232201, U1332201) CAS (KJCX2-YW-N29, KJCX2-YW-N45), 100 Talents Program of CAS, INPAC and Shanghai Key Laboratory for Particle Physics and Cosmology, German Research Foundation DFG (Collaborative Research Center CRC-1044), Istituto Nazionale di Fisica Nucleare, Italy; Ministry of Development of Turkey (DPT2006K-120470), Russian Foundation for Basic Research (14-07-91152), U.S. Department of Energy (DE-FG02-04ER41291, DE-FG02-05ER41374, DE-FG02-94ER40823, DESC0010118), U.S. National Science Foundation, University of Groningen (RuG) and the Helmholtzzentrum fuer Schwerionenforschung GmbH (GSI), Darmstadt and WCU Program of National Research Foundation of Korea (R32-2008-000-10155-0) / Ablikim, M. ; Achasov, M. N. ; Ai, X. C. ; Albayrak, O. ; et al
From December 2011 to May 2014, about 5 fb−1 of data were taken with the BESIII detector at center-of-mass energies between 3.810 GeV and 4.600 GeV to study the charmonium-like states and higher excited charmonium states. [...]
Published in Chinese Phys. C 39 (2015) 093001 10.1088/1674-1137/39/9/093001 arXiv:1503.03408
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6. An improved limit for Γee of X(3872) and Γee measurement of ψ(3686) / Ablikim, M. ; Achasov, M.N. ; Ai, X.C. ; Albayrak, O. ; et al
Using the data sets taken at center-of-mass energies above 4 GeV by the BESIII detector at the BEPCII storage ring, we search for the reaction e+e−→γISRX(3872)→γISRπ+π−J/ψ via the Initial State Radiation technique. [...]
Published in Physics letters B (2015) 10.1016/j.physletb.2015.08.013
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7. Evidence for e+e− →γχc1,2 at center-of-mass energies from 4.009 to 4.360 GeV / Ablikim, M. ; Achasov, M. N. ; Ai, X. C. ; Albayrak, O. ; et al
Using data samples collected at center-of-mass energies of √s = 4.009, 4.230, 4.260, and 4.360 GeV with the BESIII detector operating at the BEPCII collider, we perform a search for the process e+e− → γχcJ (J=0, 1, 2) and find evidence for e+e− → γχc1 and e+e− → γχc2 with statistical significances of 3.0σ and 3.4σ, respectively. [...]
Published in Chinese Phys. C 39 (2015) 041001 10.1088/1674-1137/39/4/041001 arXiv:1411.6336
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8. Measurement of yCP in D0–D¯0 oscillation using quantum correlations in e+e−→D0D¯0 at s=3.773 GeV / Ablikim, M. ; Achasov, M.N. ; Ai, X.C. ; Albayrak, O. ; et al
We report a measurement of the parameter yCP in D0–D¯0 oscillations performed by taking advantage of quantum coherence between pairs of D0D¯0 mesons produced in e+e− annihilations near threshold. [...]
Published in Physics letters B 744 (2015) 339-346 10.1016/j.physletb.2015.04.008
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9. Measurement of the D→K−π+ strong phase difference in ψ(3770)→D0D¯0 / Ablikim, M. ; Achasov, M.N. ; Ai, X.C. ; Albayrak, O. ; et al
We study D0D¯0 pairs produced in e+e− collisions at s=3.773 GeV using a data sample of 2.92 fb −1 collected with the BESIII detector. [...]
Published in Physics letters B 734 (2014) 227-233 10.1016/j.physletb.2014.05.071
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10. Study of e+e−→pp¯ in the vicinity of ψ(3770) / Ablikim, M. ; Achasov, M.N. ; Ai, X.C. ; Albayrak, O. ; et al
Using 2917 pb−1 of data accumulated at 3.773 GeV , 44.5 pb−1 of data accumulated at 3.65 GeV and data accumulated during a ψ(3770) line-shape scan with the BESIII detector, the reaction e+e−→pp¯ is studied considering a possible interference between resonant and continuum amplitudes. [...]
Published in Physics letters B 735 (2014) 101-107 10.1016/j.physletb.2014.06.013
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