A. Fantini

activity

20042026

most citedLimit on the production of a light vector gauge boson in phi meson decays with the KLOE detector

191 citations · 1.3k across the 43 of their papers we have counts for

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24 papers · 1 filter

hep-ex2021★ 1 cited

Precision tests of Quantum Mechanics and CPT symmetry with entangled neutral kaons at KLOE

D. Babusci, M. Berlowski, C. Bloise +55

The quantum interference between the decays of entangled neutral kaons is studied in the process $ϕ \to K_{S} K_{L} \to π^{+} π^{-} π^{+} π^{-}$ , which exhibits the characteristic E…

hep-ex2020★ 6 cited

Upper limit on the $η \to π^{+} π^{-}$ branching fraction with the KLOE experiment

D. Babusci, M. Berlowski, C. Bloise +53

Based on an integrated luminosity of 1.61 fb $^{- 1}$ $e^{+} e^{-}$ collision data collected with the KLOE detector at DA $Φ$ NE, the Frascati $ϕ$ -factory, a search for the $P$ - and $C P$ -vi…

hep-ex2019★ 17 cited

Measurement of the branching fraction for the decay $K_{S} \to π μν$ with the KLOE detector

D. Babusci, M. Berlowski, C. Bloise +53

Based on a sample of 300 million $K_{S}$ mesons produced in $ϕ \to K_{L} K_{S}$ decays recorded by the KLOE experiment at the DA $Φ$ NE $e^{+} e^{-}$ collider we have measured the branching frac…

hep-ex2018★ 43 cited

Combined limit on the production of a light gauge boson decaying into $μ^{+} μ^{-}$ and $π^{+} π^{-}$

2 Collaboration, A. Anastasi, D. Babusci +56

We searched for the $μ^{+} μ^{-}$ decay of a light vector gauge boson, also known as dark photon, in the $e^{+} e^{-} \to μ^{+} μ^{-} γ_{ISR}$ process by means of the Initial State Radiatio…

hep-ex2018★ 18 cited

Measurement of the charge asymmetry for the $K_{S} \to π e ν$ decay and test of CPT symmetry with the KLOE detector

A. Anastasi, D. Babusci, M. Berłowski +57

Using 1.63 fb $^{- 1}$ of integrated luminosity collected by the KLOE experiment about $7 \times 1 0^{4}$ $K_{S} \to π^{\pm} e^{\mp} ν$ decays have been reconstructed. The measured v…

hep-ex2017★ 15 cited

Combination of KLOE $σ (e^{+} e^{-} \to π^{+} π^{-} γ (γ))$ measurements and determination of $a_{μ}^{π^{+} π^{-}}$ in the energy range $0.10 < s < 0.95$ GeV $^{2}$

2 Collaboration, A. Anastasi, D. Babusci +62

The three precision measurements of the cross section $σ (e^{+} e^{-} \to π^{+} π^{-} γ (γ))$ using initial state radiation by the KLOE collaboration provide an important input fo…

hep-ex2017

Measurement of the running of the fine structure constant below 1 GeV with the KLOE detector

V. De Leo

The precision measurement of the $d σ (e^{+} e^{-} \to μ^{+} μ^{-} γ) / d s$ cross section with the photon emitted in the initial state with the KLOE detector has been used to meas…

hep-ex2016★ 33 cited

Measurement of the running of the fine structure constant below 1 GeV with the KLOE Detector

2 Collaboration, A. Anastasi, D. Babusci +63

We have measured the running of the effective QED coupling constant $α (s)$ in the time-like region $0.6 < s < 0.975$ GeV with the KLOE detector at DA $Φ$ NE using the Initial Stat…

hep-ex2016★ 106 cited

Limit on the production of a new vector boson in $e^{+} e^{-} \to U γ$ , U $\to π^{+} π^{-}$ with the KLOE experiment

2 Collaboration, A. Anastasi, D. Babusci +62

The recent interest in a light gauge boson in the framework of an extra U(1) symmetry motivates searches in the mass range below 1 GeV. We present a search for such a particle, the…

hep-ex2016

Precision measurement of the $η \to π^{+} π^{-} π^{0}$ Dalitz plot distribution with the KLOE detector

2 Collaboration, A. Anastasi, D. Babusci +61

Using $1.6$ fb $^{- 1}$ of $e^{+} e^{-} \to ϕ \to η γ$ data collected with the KLOE detector at DA $Φ$ NE, the Dalitz plot distribution for the $η \to π^{+} π^{-} π^{0}$ decay is studied with the worl…

hep-ex2016★ 41 cited

Measurement of the $ϕ \to π^{0} e^{+} e^{-}$ transition form factor with the KLOE detector

2 Collaboration, A. Anastasi, D. Babusci +61

A measurement of the vector to pseudoscalar conversion decay $ϕ \to π^{0} e^{+} e^{-}$ with the KLOE experiment is presented. A sample of $\sim 9500$ signal events was selected from a data…

hep-ex2015★ 126 cited

Limit on the production of a low-mass vector boson in $e^{+} e^{-} \to U γ$ , $U \to e^{+} e^{-}$ with the KLOE experiment

A. Anastasi, D. Babusci, G. Bencivenni +61

The existence of a new force beyond the Standard Model is compelling because it could explain several striking astrophysical observations which fail standard interpretations. We se…

hep-ex2015★ 43 cited

Search for dark Higgsstrahlung in e+ e- -> mu+ mu- and missing energy events with the KLOE experiment

2 Collaboration, D. Babusci, G. Bencivenni +55

We searched for evidence of a Higgsstrahlung process in a secluded sector, leading to a final state with a dark photon U and a dark Higgs boson h', with the KLOE detector at DAFNE.…

hep-ex2014★ 38 cited

Study of Dalitz decay phi -> eta e+e- with KLOE detector

D. Babusci, I. Balwierz-Pytko, G. Bencivenni +62

We have studied the vector to pseudoscalar conversion decay phi -> eta e+e-, with eta -> pi0pi0pi0, with the KLOE detector at DAPHNE. The data set of 1.7 fb-1 of e+e- collisions at…

hep-ex2014★ 113 cited

Search for light vector boson production in $e^{+} e^{-} \to μ^{+} μ^{-} γ$ interactions with the KLOE experiment

D. Babusci, I. Balwierz-Pytko, G. Bencivenni +66

We have searched for a light vector boson $U$ , the possible carrier of a "dark force", with the KLOE detector at the DA $Φ$ NE \epm\ collider, motivated by astrophysical evidence for…

hep-ex2013★ 86 cited

Test of CPT and Lorentz symmetry in entangled neutral kaons with the KLOE experiment

2 Collaboration, D. Babusci, I. Balwierz-Pytko +70

Neutral kaon pairs produced in phi decays in anti-symmetric entangled state can be exploited to search for violation of CPT symmetry and Lorentz invariance. We present an analysis…

hep-ex2013

Recent results on hadron physics at KLOE

D. Babusci, D. Badoni, I. Balwierz-Pytko +71

One of the basic motivations of the KLOE and KLOE-2 collaborations is the test of fundamental symmetries and the search for phenomena beyond the Standard Model via the hadronic and…

hep-ex2013★ 33 cited

A new limit on the CP violating decay KS -> 3pi0 with the KLOE experiment

D. Babusci, D. Badoni, I. Balwierz-Pytko +70

We have carried out a new direct search for the CP violating decay KS -> 3pi0 with 1.7 fb^-1 of e+e- collisions collected by the KLOE detector at the phi-factory DAFNE. We have sea…

hep-ex2012★ 28 cited

Measurement of η meson production in γγ interactions and Γ(η-->γγ) with the KLOE detector

2 Collaboration, D. Babusci, D. Badoni +68

We present a measurement of η meson production in photon-photon interactions produced by electron-positron beams colliding with \sqrt{s}=1 GeV. The measurement is done with the KLO…

hep-ex2012★ 191 cited

Limit on the production of a light vector gauge boson in phi meson decays with the KLOE detector

2 Collaboration, D. Babusci, D. Badoni +68

We present a new limit on the production of a light dark-force mediator with the KLOE detector at DAPHNE. This boson, called U, has been searched for in the decay phi --> eta U, U…

hep-ex2012★ 35 cited

Measurement of Γ(η-> π^+π^-γ)/Γ(η-> π^+π^-π^0) with the KLOE Detector

D. Babusci, D. Badoni, I. Balwierz-Pytko +71

The ratio R_η=Γ(η-> π^+π^-γ)/Γ(η-> π^+π^-π^0) has been measured by analyzing 22 million ϕ\to ηγdecays collected by the KLOE experiment at DA\PhiNE, corresponding to an integrated l…

hep-ex2010★ 64 cited

Limits on light-speed anisotropies from Compton scattering of high-energy electrons

J. -P. Bocquet, D. Moricciani, V. Bellini +35

The possibility of anisotropies in the speed of light relative to the limiting speed of electrons is considered. The absence of sidereal variations in the energy of Compton-edge ph…

hep-ex2008★ 32 cited

Measurements of polarized photo-pion production on longitudinally polarized HD and Implications for Convergence of the GDH Integral

LEGS Spin Collaboration, S. Hoblit, A. M. Sandorfi +34

We report new measurements of inclusive pion production from frozen-spin HD for polarized photon beams covering the Delta(1232) resonance. These provide data simultaneously on both…

hep-ex2005★ 2 cited

Eta photoproduction off the neutron at GRAAL

V. Kuznetsov, O. Bartalini, V. Bellini +24

The gamma n -> eta n quasi-free cross section reveals a resonant structure at W ~ 1.675 GeV. This structure may be a manifestation of a baryon resonance. A priori its properties, t…