Search Results - "Giusa, A."
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1
A glimpse of gluons through deeply virtual compton scattering on the proton
Published in Nature communications (10-11-2017)“…The internal structure of nucleons (protons and neutrons) remains one of the greatest outstanding problems in modern nuclear physics. By scattering high-energy…”
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2
Measurement of parity violation in electron–quark scattering
Published in Nature (London) (06-02-2014)“…A high-precision parity-violating electron–quark scattering experiment provides measurements of a combination of electron–quark weak couplings with a precision…”
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3
Deeply virtual Compton scattering off the neutron
Published in Nature physics (01-02-2020)“…The three-dimensional structure of nucleons (protons and neutrons) is embedded in so-called generalized parton distributions, which are accessible from deeply…”
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4
New precision limit on the strange vector form factors of the proton
Published in Physical review letters (05-03-2012)“…The parity-violating cross-section asymmetry in the elastic scattering of polarized electrons from unpolarized protons has been measured at a four-momentum…”
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Rosenbluth Separation of the π^{0} Electroproduction Cross Section
Published in Physical review letters (23-12-2016)“…We present deeply virtual π^{0} electroproduction cross-section measurements at x_{B}=0.36 and three different Q^{2} values ranging from 1.5 to 2 GeV^{2},…”
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6
Rosenbluth Separation of the π^{0} Electroproduction Cross Section Off the Neutron
Published in Physical review letters (02-06-2017)“…We report the first longitudinal-transverse separation of the deeply virtual exclusive π^{0} electroproduction cross section off the neutron and coherent…”
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7
Limits on light-speed anisotropies from Compton scattering of high-energy electrons
Published in Physical review letters (18-06-2010)“…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…”
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Measurements of parity-violating asymmetries in electron-deuteron scattering in the nucleon resonance region
Published in Physical review letters (23-08-2013)“…We report on parity-violating asymmetries in the nucleon resonance region measured using inclusive inelastic scattering of 5-6 GeV longitudinally polarized…”
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First measurement of the $\Sigma$ beam asymmetry in $\eta^{\prime}$ photoproduction off the proton near threshold
Published in The European physical journal. A, Hadrons and nuclei (01-07-2015)“…The $\Sigma$ beam asymmetry in $\eta^{\prime}$ photoproduction off the proton was measured at the GrAAL polarized photon beam with incoming photon energies of…”
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10
Measurement of πphotoproduction on the proton from 550 to 1500 MeV at GRAAL
Published in The European physical journal. A, Hadrons and nuclei (01-12-2005)“…Neutral pion photoproduction has been measured from 550 to 1500 MeV with the GRAAL facility, located at the ESRF in Grenoble. Differential cross-section and…”
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11
New trends in hadronic physics at JLab
Published in Progress in particle and nuclear physics (01-04-2012)“…The 2014-scheduled 12 GeV upgrade of JLab will allow for a whole new range of experiments, extending our knowledge of nucleon structure. The program for the…”
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Double pi(0) Photoproduction on the Proton at GRAAL
Published in Physical review letters (06-06-2003)“…The double pi(0) photoproduction off the proton has been measured in the beam energy range of 0.65-1.5 GeV. The total and differential cross sections and the…”
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13
A RICH detector for hadron identification at JLab
Published in Applied radiation and isotopes (01-08-2011)“…The “standard” Hall A apparatus at Jefferson Lab (TOF and aerogel threshold Cherenkov detectors) does not provide complete identification for proton, kaon and…”
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14
Nucleon form factor studies at JLab
Published in Applied radiation and isotopes (01-08-2011)“…The ratio of the electromagnetic proton elastic form factors, G p E / G p M , has been measured at Jefferson Lab up to Q 2 ≈ 9 ( GeV / c ) 2 , by using the…”
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Large area, high spatial resolution tracker for new generation of high luminosity experiments in Hall A at Jefferson Lab
Published in IEEE Nuclear Science Symposuim & Medical Imaging Conference (01-10-2010)“…In 2014 the CEBAF electron accelerator at Jefferson Lab (JLab) will deliver a longitudinally polarized (up to 85%), high intensity (up to 100 μA) beam with…”
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Conference Proceeding -
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Measurement of the Neutron Radius of Pb 208 through Parity Violation in Electron Scattering
Published in Physical review letters (15-03-2012)Get full text
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Charged particle detection at GRAAL
Published in Radiation effects and defects in solids (01-05-2009)“…Experimental results on proton and charged pion detection obtained from a study of the γ+n→p+π − reaction are reported in detail. Data have been collected…”
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Vertex identification of events in photonuclear reactions by cylindrical multiwire proportional chambers
Published in Radiation effects and defects in solids (01-05-2009)“…In the framework of investigation of meson photo-production on proton and neutron in a deuterium target at the GRAAL experiment, we present a method to…”
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Journal Article -
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Rosenbluth Separation of the π0 Electroproduction Cross Section
Published in Physical review letters (23-12-2016)“…In this paper, we present deeply virtual $\pi^0$ electroproduction cross-section measurements at $x_B$=0.36 and three different $Q^2$ values ranging from 1.5…”
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Meson photoproduction at GRAAL and baryon resonances
Published in Nuclear Physics A (25-02-2002)Get full text
Journal Article Conference Proceeding