Search Results - "Iacoangeli, F"
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Angular asymmetry of the nuclear interaction probability of high energy particles in short bent crystals
Published in The European physical journal. C, Particles and fields (2020)“…The rate of inelastic nuclear interactions in a short bent silicon crystal was precisely measured for the first time using a 180 GeV/c positive hadron beam…”
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Commissioning and operation of the Cherenkov detector for proton Flux Measurement of the UA9 experiment
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (01-12-2019)“…The UA9 Experiment at CERN-SPS investigates channeling processes in bent silicon crystals with the aim to manipulate hadron beams. Monitoring and…”
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Reduction of multiple scattering of high-energy positively charged particles during channeling in single crystals
Published in The European physical journal. C, Particles and fields (01-12-2019)“…We present the experimental observation of the reduction of multiple scattering of high-energy positively charged particles during channeling in single…”
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Observation of strong reduction of multiple scattering for channeled particles in bent crystals
Published in Physics letters. B (10-05-2020)“…Strong reduction of multiple scattering for channeled particles has been observed in an experiment on the deflection of a 180 GeV/c π+-meson beam by bent…”
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The UA9 setup for the double-crystal experiment in CERN-SPS
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (21-09-2020)“…Experiments to measure the electric and the magnetic moments of short-lived baryons using an internal target and two bent crystals in the vicinity of one of…”
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Characterisation of the fused silica surface quality with a β-source
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (01-12-2018)“…A method to characterise the quality of a fused silica surface using a β-source is presented. Two fused silica bars (5×10×400mm3) were fabricated for the…”
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Beam steering performance of bent silicon crystals irradiated with high-intensity and high-energy protons
Published in The European physical journal. C, Particles and fields (01-11-2019)“…Beam steering performance of bent silicon crystals irradiated with high-intensity and high-energy protons has been studied. In particular, crystals of the type…”
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Channeling efficiency in a target-crystal assembly
Published in Nuclear instruments & methods in physics research. Section B, Beam interactions with materials and atoms (15-03-2020)“…In view of possible future fixed target experiments requiring precisely steered charged particle beams, the UA9 Collaboration has undertaken experimental…”
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High-efficiency deflection of high energy protons due to channeling along the 〈110〉 axis of a bent silicon crystal
Published in Physics letters. B (10-09-2016)“…A deflection efficiency of about 61% was observed for 400 GeV/c protons due to channeling, most strongly along the 〈110〉 axis of a bent silicon crystal. It is…”
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Study of inelastic nuclear interactions of 400 GeV/c protons in bent silicon crystals for beam steering purposes
Published in The European physical journal. C, Particles and fields (2018)“…Inelastic nuclear interaction probability of 400 GeV/c protons interacting with bent silicon crystals was investigated, in particular for both types of…”
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Observation of strong leakage reduction in crystal assisted collimation of the SPS beam
Published in Physics letters. B (02-09-2015)“…In ideal two-stage collimation systems, the secondary collimator–absorber should have its length sufficient to exclude practically the exit of halo particles…”
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Mirroring of 400 GeV/c protons by an ultra-thin straight crystal
Published in Physics letters. B (27-06-2014)“…Channeling is the confinement of the trajectory of a charged particle in a crystalline solid. Positively charged particles channeled between crystal planes…”
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The CYGNO/INITIUM experiment
Published in SciPost physics proceedings (03-07-2023)“…The CYGNO project for the development of a high precision optical readout gaseous TPC for directional Dark Matter search and solar neutrino spectroscopy will…”
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Observation of nuclear dechanneling length reduction for high energy protons in a short bent crystal
Published in Physics letters. B (09-04-2015)“…Deflection of 400 GeV/c protons by a short bent silicon crystal was studied at the CERN SPS. It was shown that the dechanneling probability increases while the…”
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Volume reflection dependence of 400 GeV/c protons on the bent crystal curvature
Published in Physical review letters (05-12-2008)“…The trend of volume reflection parameters (deflection angle and efficiency) in a bent (110) silicon crystal has been investigated as a function of the crystal…”
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A smart adjustable Inelastic Nuclear Interactions counter based on compact Arduino control system and readout
Published in 2017 IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC) (01-10-2017)“…We realized an embedded system, easy to install and to calibrate, remote controlled and adjustable in order to equip an extracted beam line of a precise…”
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Conference Proceeding -
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Comprehensive study of beam focusing by crystal devices
Published in Physical review. Accelerators and beams (01-01-2018)“…This paper is devoted to an experimental study of focusing and defocusing positively charged particle beams with the help of specially bent single crystals…”
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Nuclear interaction detector system for UA9 experiments based on ArduSiPM prototype
Published in 2015 IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC) (01-10-2015)“…We realized a Nuclear Interaction Detector (NID) system based on thin plastic scintillator, MPPC readout and Arduino, for the H8 telescope of the UA9…”
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Conference Proceeding -
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Observation of multiple volume reflection of ultrarelativistic protons by a sequence of several bent silicon crystals
Published in Physical review letters (27-02-2009)“…The interactions of 400 GeV protons with different sequences of bent silicon crystals have been investigated at the H8 beam line of the CERN Super Proton…”
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