Search Results - "D. Cinabro"
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Search for lepton-flavor-violating tau-lepton decays to ℓγ at Belle
Published in The journal of high energy physics (01-10-2021)“…A bstract Charged lepton flavor violation is forbidden in the Standard Model but possible in several new physics scenarios. In many of these models, the…”
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2
Observation of a new structure near 10.75 GeV in the energy dependence of the e+e−→ ϒ (nS)π+π− (n = 1, 2, 3) cross sections
Published in The journal of high energy physics (01-10-2019)“…A bstract We report a new measurement of the e + e − → ϒ( nS ) π + π − ( n = 1 , 2 , 3) cross sections at energies from 10 . 52 to 11 . 02 GeV using data…”
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3
First measurements of beam backgrounds at SuperKEKB
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (11-01-2019)“…The high design luminosity of the SuperKEKB electron–positron collider is expected to result in challenging levels of beam-induced backgrounds in the…”
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4
An improved search for the electric dipole moment of the τ lepton
Published in The journal of high energy physics (20-04-2022)“…A bstract We report a measurement of the electric dipole moment of the τ lepton ( dτ ) using an 833 fb − 1 data sample collected near the Υ(4 S ) resonance,…”
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5
First-Year Sloan Digital Sky Survey-II (SDSS-II) Supernova Results: Constraints on Nonstandard Cosmological Models
Published in The Astrophysical journal (01-10-2009)“…We use the new Type Ia supernovae discovered by the Sloan Digital Sky Survey-II supernova survey, together with additional supernova data sets as well as…”
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6
Search for the dark photon and the dark Higgs boson at belle
Published in Physical review letters (27-05-2015)“…The dark photon A^{'} and the dark Higgs boson h^{'} are hypothetical constituents featured in a number of recently proposed dark sector models. Assuming…”
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7
First Measurements of Absolute Branching Fractions of the Ξ_{c}^{0} Baryon at Belle
Published in Physical review letters (01-03-2019)“…We present the first measurements of absolute branching fractions of Ξ_{c}^{0} decays into Ξ^{-}π^{+}, ΛK^{-}π^{+}, and pK^{-}K^{-}π^{+} final states. The…”
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Evidence of a New Excited Charmed Baryon Decaying to Σ_{c}(2455)^{0,++}π^{±}
Published in Physical review letters (20-01-2023)“…We present the study of B[over ¯]^{0}→Σ_{c}(2455)^{0,++}π^{±}p[over ¯] decays based on 772×10^{6} BB[over ¯] events collected with the Belle detector at the…”
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9
Search for a Heavy Neutrino in τ Decays at Belle
Published in Physical review letters (24-11-2023)“…We report on a search for a heavy Majorana neutrino in the decays τ^{-}→π^{-}ν_{h}, ν_{h}→π^{±}ℓ^{∓}, ℓ=e, μ. The results are obtained using the full data…”
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Observation of Z_{b}(10610) and Z_{b}(10650) Decaying to B Mesons
Published in Physical review letters (27-05-2016)“…We report the analysis of the three-body e^{+}e^{-}→BB[over ¯]π^{±}, BB[over ¯]^{*}π^{±}, and B^{*}B[over ¯]^{*}π^{±} processes, including the first…”
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11
Search for a Light CP-odd Higgs Boson and Low-Mass Dark Matter at the Belle Experiment
Published in Physical review letters (11-01-2019)“…We report on the first Belle search for a light CP-odd Higgs boson, A^{0}, that decays into low mass dark matter, χ, in final states with a single photon and…”
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12
Search for lepton-flavor-violating τ decays into a lepton and a vector meson using the full Belle data sample
Published in The journal of high energy physics (21-06-2023)“…A bstract Charged-lepton-flavor-violation is predicted in several new physics scenarios. We update the analysis of τ lepton decays into a light charged lepton…”
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13
Search for charged lepton flavor violating decays of ϒ (1S)
Published in The journal of high energy physics (16-05-2022)“…A bstract We present a search for the charged lepton-flavor-violating decays ϒ(1 S ) → ℓ ± ℓ ′ ∓ and radiative charged lepton-flavour-violating decays ϒ(1 S )…”
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14
Search for charged-lepton flavor violation in Υ(2S) → ℓ∓τ± (ℓ = e, μ) decays at Belle
Published in The journal of high energy physics (23-02-2024)“…A bstract We report a search for the charged-lepton flavor violation in Υ(2 S ) → ℓ ∓ τ ± ( ℓ = e, μ ) decays using a 25 fb − 1 Υ(2 S ) sample collected by the…”
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15
Observation of Ξ(1620)^{0} and Evidence for Ξ(1690)^{0} in Ξ_{c}^{+}→Ξ^{-}π^{+}π^{+} Decays
Published in Physical review letters (22-02-2019)“…We report the first observation of the double strange baryon Ξ(1620)^{0} in its decay to Ξ^{-}π^{+} via Ξ_{c}^{+}→Ξ^{-}π^{+}π^{+} decays based on a 980 …”
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16
First Measurement of the B^{+}→π^{+}π^{0}π^{0} Branching Fraction and CP Asymmetry
Published in Physical review letters (05-05-2023)“…We study B^{+}→π^{+}π^{0}π^{0} using 711 fb^{-1} of data collected at the ϒ(4S) resonance with the Belle detector at the KEKB asymmetric-energy e^{+}e^{-}…”
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17
Two-particle angular correlations in e+e− collisions to hadronic final states in two reference coordinates at Belle
Published in The journal of high energy physics (23-03-2023)“…A bstract We present the analysis of two-particle angular correlations using coordinate systems defined with the conventional beam axis and the event thrust…”
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Measurement of two-photon decay width of χc2(1P) in γγ → χc2(1P) → J/ψγ at Belle
Published in The journal of high energy physics (30-01-2023)“…A bstract We report the measurement of the two-photon decay width of χ c 2 (1 P ) in two-photon processes at the Belle experiment. We analyze the process γγ →…”
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19
Search for an H-dibaryon with a mass near 2mΛ in Υ(1S) and Υ(2S) decays
Published in Physical review letters (31-05-2013)“…We report the results of a high-statistics search for H dibaryon production in inclusive Υ(1S) and Υ(2S) decays. No indication of an H dibaryon with a mass…”
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20
Evidence of a new narrow resonance decaying to χ(c1)γ in B→χ(c1)γK
Published in Physical review letters (19-07-2013)“…We report measurements of B→χ(c1)γK and χ(c2)γK decays using 772×10(6) BB[over ¯] events collected at the Υ(4S) resonance with the Belle detector at the KEKB…”
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