M. Martini

activity

20012018

σ (e^{+} e^{-} \to π^{+} π^{-} γ)

and extraction of

σ (e^{+} e^{-} \to π^{+} π^{-})

below 1 {\rm GeV} with the KLOE detector

220 citations · 1.1k across the 30 of their papers we have counts for

collaborators

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26 papers · 1 filter

hep-ex2018★ 11 cited

First Observation and Study of the $K^{\pm} \to π^{\pm} π^{0} e^{+} e^{-}$ Decay

2 Collaboration

The NA48/2 experiment at CERN reports the first observation of the $K^{\pm} \to π^{\pm} π^{0} e^{+} e^{-}$ decay from an exposure of $1.7 \times 1 0^{11}$ charged kaon decays recorded in $200…

hep-ex2011★ 2 cited

Measurement of $Γ (η \to π^{+} π^{-} γ) /Γ (η \to π^{+} π^{-} π^{0})$ with KLOE experiment

The KLOE Collaboration, F. Ambrosino, A. Antonelli +87

We report the measurement of the ratio $Γ (η \to π^{+} π^{-} γ) /Γ (η \to π^{+} π^{-} π^{0})$ analyzing a large sample of $ϕ \to η γ$ decays recorded with the KLOE experiment at the DA $Φ$ NE $e^{+} e^{-}$ c…

hep-ex2009★ 57 cited

Precise measurement of B(K\to eν(γ))/B(K\to μν(γ)) and study of K\to eνγ

The KLOE Collaboration

We present a precise measurement of the ratio R_K=B(K\to eν(γ))/B(K\to μν(γ)) and a study of the radiative process $K \to e ν γ$ , performed with the KLOE detector. The results are bas…

hep-ex2007★ 4 cited

Measurement of the KS->gg branching ratio using a pure KS beam with the KLOE detector

The KLOE collaboration

We have searched for the decay KS->gg in a sample of 2x10^9 phi->KS KL decays collected at DAPHNE with an integrated luminosity of 1.9 fb^{-1}. KS are tagged by the KL interaction…

hep-ex2007

Determination of the η\toπ^+π^-π^0 Dalitz Plot slopes and asymmetries with the KLOE detector

KLOE collaboration, F. Ambrosino, A. Antonelli +80

We have studied, with the KLOE detector at the DA $Φ$ NE $Φ$ -Factory, the dynamics of the decay $η \to π^{+} π^{-} π^{0}$ using data from the radiative $ϕ \to η γ$ decay for an integrated luminos…

hep-ex2007

Study of the process e+e- -> omega p0 with the KLOE detector

KLOE collaboration, F. Ambrosino, A. Antonelli +81

Using ~600 pb-1 collected with the KLOE detector at DAPhiNE, we have studied the production cross section of pi+ pi- pi0 pi0 and p0p0 gamma final states in e+e- collisions at cente…

hep-ex2007★ 22 cited

Measurements of Charged Kaon Semileptonic Decay Branching Fractions K^+- -> pi^0 mu^+- nu and K+- -> pi^0 e^+- nu and Their Ratio

J. R. Batley, NA48/2 collaboration

Measured ratios of decay rates for Ke3/K2π, K\mu3/K2πand K\mu3/Ke3 are presented. These measurements are based on K^+- decays collected in a dedicated run in 2003 by the NA48/2 exp…

hep-ex2006★ 23 cited

Measurement of the branching ratios of the decays Xi0 --> Sigma+ e- nubar and anti-Xi0 --> anti-Sigma+ e+ nu

I Collaboration

From 56 days of data taking in 2002, the NA48/1 experiment observed 6316 Xi0 --> Sigma+ e- nubar candidates (with the subsequent Sigma+ --> p pi0 decay) and 555 anti-Xi0 --> anti-S…

hep-ex2006★ 114 cited

Measurement of the pseudoscalar mixing angle and $η^{'}$ gluonium content with KLOE detector

The KLOE Collaboration, F. Ambrosino

We have measured the ratio $R_{ϕ} = B R (ϕ \to η^{'} γ) / B R (ϕ \to η γ)$ by looking for the radiative decays $ϕ \to η^{'} γ$ and $ϕ \to η γ$ in the final states $π^{+} π^{-}$ 7 $γ$ 's and 7…

hep-ex2006★ 11 cited

Search for direct CP-violation in K+- --> pi+-pi0pi0 decays

2 collaboration

A search for direct CP-violation in K+- --> pi+-pi0pi0 decays based on 47.14 million events has been performed by the NA48/2 experiment at the CERN SPS. The asymmetry in the Dalitz…

hep-ex2006★ 43 cited

Measurement of the DA $Φ$ NE luminosity with the KLOE detector using large angle Bhabha scattering

KLOE Collaboration

We describe the method of measuring the integrated luminosity of the $e^{+} e^{-}$ collider DA $Φ$ NE, the Frascati $ϕ -$ factory. The measurement is done with the KLOE detector selecting l…

hep-ex2006★ 49 cited

Measurement of the Form-Factor Slopes for the Decay KLe3 with the KLOE Detector

KLOE collaboration, F. Ambrosino

We present a measurement of the K-pi vector current form-factor parameters for the Ke3 decay. We use 328 pb $^{- 1}$ of data collected in 2001 and 2002, corresponding to about 2 mill…

hep-ex2005★ 97 cited

Observation of a cusp-like structure in the pizero-pizero invariant mass distribution from K+- ==> pi+- pizero pizero decay and determination of the pi-pi scattering lengths

2 Collaboration, C. Lazzeroni, D. J. Munday +2

We report the results from a study of ~23 Million K+- ==> pi+- pizero pizero decays recorded by the NA48/2 experiment at the CERN SPS, showing an anomaly in the pizero pizero invar…

hep-ex2005★ 73 cited

Measurements of the Absolute Branching Ratios for the Dominant KL Decays, the KL Lifetime, and Vus with the KLOE Detector

KLOE Collaboration

From a sample of about 10^9 Phi mesons produced at DAFNE, we have selected KL mesons tagged by observing KS->pi+pi- decays. We present results on the major KL branching ratios, inc…

hep-ex2005★ 15 cited

Measurement of the angular distribution in $p ˉ p \to ψ (2 S) \to e^{+} e^{-}$

Fermilab E835 Collaboration, M. Ambrogiani

We present the first measurement of the angular distribution for the exclusive process $p ˉ p \to ψ (2 S) \to e^{+} e^{-}$ based on a sample of 6844 events collected by the Fermilab E83…

hep-ex2004★ 9 cited

Measurement of the Radiative Ke3 Branching Ratio

NA48 collaboration

We present a measurement of the relative branching ratio of the decay KL -> pi e nu gamma (Ke3gamma) with respect to KL-> pi e nu (gamma) (Ke3+Ke3gamma) decay. The result is based…

hep-ex2004★ 19 cited

Measurement of the leptonic decay widths of the phi-meson with the KLOE detector

F. Ambrosino

The phi-meson leptonic widths, Gee and Gmm, are obtained, respectively, from the e+e- forward-backward asymmetry and the muon cross section around the phi-mass energy. We find Gee=…

hep-ex2004★ 24 cited

Upper limit on the eta -> pi+pi- branching ratio with the KLOE experiment

KLOE collaboration

We have searched with the KLOE detector for the P and CP violating decay eta -> pi^+pi^- in a sample of 1.55 x 10^7 eta's from the decay phi -> eta gamma of phi mesons produced in…

hep-ex2004★ 46 cited

Observation of the rare decay K_S -> pi^0mu^+mu^-

J. R. Batley

A search for the decay K_S -> pi^0mu^+mu^- has been made by the NA48/1 Collaboration at the CERN SPS accelerator. The data were collected during 2002 with a high-intensity K_S beam…

hep-ex2004★ 220 cited

Measurement of $σ (e^{+} e^{-} \to π^{+} π^{-} γ)$ and extraction of $σ (e^{+} e^{-} \to π^{+} π^{-})$ below 1 {\rm GeV} with the KLOE detector

The KLOE Collaboration, A. Aloisio

We have measured the cross section $σ (e^{+} e^{-} \to π^{+} π^{-} γ)$ at an energy $W = m_{ϕ} = 1.02$ GeV with the KLOE detector at the electron-positron collider DA $Φ$ NE. From the dependence of th…

hep-ex2004★ 4 cited

Measurement of the Branching Ratio and Form Factors for the Decay \boldmath $K_L\toπ^{\pm}π^0e^{\mp}ν_e(\barν_e)

NA48 Collaboration, J. R. Batley

The $K_{L} \to π^{\pm} π^{0} e^{\mp} ν_{e} (ν ˉ_{e})$ decay was investigated with the NA48 detector at CERN SPS using a beam of long-lived neutral kaons. The branching ratio $Br(K_L\toπ^{\pm}π…

hep-ex2004★ 13 cited

Measurement of the Xi0 -> Lambda gamma Decay Asymmetry and Branching Fraction

A. Lai

In data taken with the NA48 experiment at the CERN SPS in 1999, 730 candidates of the weak radiative hyperon decay Xi0 -> Lambda gamma have been found with an estimated background…

hep-ex2003★ 57 cited

Observation of the rare decay Ks->pi0e+e-

1 Collaboration

A search for the decay Ks->pi0e+e- has been made by the NA48/1 experiment at the CERN SPS accelerator. Using data collected during 89 days in 2002 with a high-intensity Ks beam, 7…

hep-ex2003★ 12 cited

Measurement of the branching ratio for the decay $K^{\pm} \to π^{\pm} π^{0} π^{0}$ with the KLOE detector