Search Results - "E. Vallazza"
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1
Steering of a sub-GeV electron beam through planar channeling enhanced by rechanneling
Published in Physical review letters (04-04-2014)“…We report the observation of efficient steering of a 855 MeV electron beam at MAMI (MAinzer MIkrotron) facilities by means of planar channeling and volume…”
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2
Investigation on radiation generated by sub-GeV electrons in ultrashort silicon and germanium bent crystals
Published in The European physical journal. C, Particles and fields (01-04-2021)“…We report on the measurements of the spectra of gamma radiation generated by 855 MeV electrons in bent silicon and germanium crystals at MAMI (MAinzer…”
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3
Crystal-based pair production for a lepton collider positron source
Published in The European physical journal. C, Particles and fields (01-08-2022)“…An intense positron sources is a demanding element in the design of future lepton colliders. A crystal-based hybrid positron source could be an alternative to…”
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4
Measurement of the antiproton–nucleus annihilation cross-section at low energy
Published in Nuclear physics. A (01-02-2018)“…Systematic measurements of the annihilation cross sections of low energy antinucleons were performed at CERN in the 80's and 90's. However the antiproton data…”
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5
Investigation of the Electromagnetic Radiation Emitted by Sub-GeV Electrons in a Bent Crystal
Published in Physical review letters (10-07-2015)“…The radiation emitted by 855 MeV electrons via planar channeling and volume reflection in a 30.5-μm-thick bent Si crystal has been investigated at the MAMI…”
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6
Steering of Sub-GeV electrons by ultrashort Si and Ge bent crystals
Published in The European physical journal. C, Particles and fields (01-12-2017)“…We report the observation of the steering of 855 MeV electrons by bent silicon and germanium crystals at the MAinzer MIkrotron. Crystals with 15 μ m of length,…”
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7
Broad angular anisotropy of multiple scattering in a Si crystal
Published in The European physical journal. C, Particles and fields (2020)“…We observed reduction of multiple Coulomb scattering of 855 MeV electrons within a Si crystalline plate w.r.t. an amorphous plate with the same mass thickness…”
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8
Discovery of Powerful Gamma-Ray Flares from the Crab Nebula
Published in Science (American Association for the Advancement of Science) (11-02-2011)“…The well-known Crab Nebula is at the center of the SN1054 supernova remnant. It consists of a rotationally powered pulsar interacting with a surrounding nebula…”
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9
Strong Reduction of the Effective Radiation Length in an Axially Oriented Scintillator Crystal
Published in Physical review letters (13-07-2018)“…We measured a considerable increase of the emitted radiation by 120 GeV/c electrons in an axially oriented lead tungstate scintillator crystal, if compared to…”
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10
A microstrip silicon telescope for high performance particle tracking
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (21-11-2013)“…Bent crystals are thin silicon/germanium devices that act as a bulk dipole magnet and thus are able to deflect relativistic charged particle beams with high…”
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11
The FAMU experiment: muonic hydrogen high precision spectroscopy studies
Published in The European physical journal. A, Hadrons and nuclei (01-07-2020)“…The FAMU experiment aims to measure for the first time the hyperfine splitting of the muonic hydrogen ground state. From this measurement the proton Zemach…”
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12
Development of nanocomposite scintillators for use in high-energy physics
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (01-12-2024)“…Semiconductor nanocrystals (“quantum dots”) are light emitters with high quantum yield that are relatively easy to manufacture. There is therefore much…”
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13
Limits on antiproton-nuclei annihilation cross sections at ∼125 keV
Published in Nuclear physics. A (01-05-2021)“…Some experimental limits on the annihilation cross sections σann of antiprotons on carbon, palladium, and platinum targets were determined at the previously…”
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14
Investigation on steering of ultrarelativistic e± beam through an axially oriented bent crystal
Published in The European physical journal. C, Particles and fields (01-03-2021)“…An investigation on stochastic deflection of high-energy charged particles in a bent crystal was carried out. In particular, we investigated the deflection…”
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15
A compact light readout system for longitudinally segmented shashlik calorimeters
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (11-09-2016)“…The longitudinal segmentation of shashlik calorimeters is challenged by dead zones and non-uniformities introduced by the light collection and readout system…”
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16
Advancements in experimental techniques for measuring dipole moments of short-lived particles at the LHC
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (01-12-2024)“…ALADDIN is a proposed fixed-target experiment at the LHC for the direct measurement of charm baryon dipole moments. The detector features a spectrometer and a…”
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17
Detection of terrestrial gamma ray flashes up to 40 MeV by the AGILE satellite
Published in Journal of Geophysical Research (01-03-2010)“…We report the detection by the Astrorivelatore Gamma a Immagini Leggero (AGILE) satellite of terrestrial gamma ray flashes (TGFs) obtained with the…”
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Design and performance of the ENUBET monitored neutrino beam
Published in The European physical journal. C, Particles and fields (01-10-2023)“…The ENUBET project is aimed at designing and experimentally demonstrating the concept of monitored neutrino beams. These novel beams are enhanced by an…”
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19
Shashlik Calorimeters With Embedded SiPMs for Longitudinal Segmentation
Published in IEEE transactions on nuclear science (01-04-2017)“…Effective longitudinal segmentation of shashlik calorimeters can be achieved taking advantage of the compactness and reliability of silicon photomultipliers…”
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20
Strong enhancement of electromagnetic shower development induced by high-energy photons in a thick oriented tungsten crystal
Published in The European physical journal. C, Particles and fields (01-01-2023)“…We have observed a significant enhancement in the energy deposition by 25– 100 GeV photons in a 1 cm thick tungsten crystal oriented along its ⟨ 111 ⟩ lattice…”
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