Explanipedia

UA9 apparatus for testing beam merging Open

W. Scandale, G. Hall, M. Pesaresi, R. Rossi, K. Uchida , et al. · 2025

The UA9 Collaboration has used a high-resolution silicon-strip telescope and a high-precision goniometer to investigate coherent and incoherent crystal-particle interactions in the North Experimental Area of the CERN SPS. Over the last fif…

Blind unblinding procedure for the PADME X17 data sample Open

Susanna Bertelli, F. Bossi, R. de Sangro, C. Di Giulio, E. Di Meco , et al. · 2025

A bstract The PADME experiment at the Frascati DAΦNE LINAC has performed a search for the hypothetical X17 particle, with a mass of around 17 MeV, by scanning the energy of a positron beam striking a fixed target. The X17 should be produce…

Status of the Proton EDM Experiment (pEDM) Open

Haipeng An, V. Anastassopoulos, Grigor Atoian, R. Baartman, S. Baeßler , et al. · 2025

The Proton EDM Experiment (pEDM) is the first direct search for the proton electric dipole moment (EDM) with the aim of being the first experiment to probe the Standard Model (SM) prediction of any particle EDM. Phase-I of pEDM will achiev…

Commissioning of ThomX Compton source subsystems and demonstration of x-rays/s Open

Muath Alkadi, M.A. Alves, Manar Amer, Loïc Amoudry, Didier Auguste , et al. · 2025

ThomX is a compact x-ray source based on Compton scattering, installed at IJCLab (Laboratoire de physique des 2 infinis-Irène Joliot-Curie) in Orsay. The machine uses a small electron storage ring and an intense laser pulse stored in a hig…

Characterization of the PADME positron beam for the X17 measurement Open

Susanna Bertelli, F. Bossi, B. Buonomo, R. de Sangro, C. Di Giulio , et al. · 2024

Crystal channeling investigations at medical synchrotron regimes Open

R. Rossi, Attilio Andreazza, M. Bauce, A. Carbone, S. D’Auria , et al. · 2024

An experimental setup to investigate ion channeling in the hundreds MeV/u energy range is described. A short bent crystal, aligned to the incoming beam by an angular actuator, should deflect ions into a single plane pixel detector used to …

Design and performance of the front-end electronics of the charged particle detectors of PADME experiment Open

Susanna Bertelli, F. Bossi, S. Ceravolo, G. Corradi, C. Di Giulio , et al. · 2024

The PADME experiment at LNF-INFN employs positron-on-target-annihilation to search for new light particles. Crucial parts of the experiment are the charged particle detectors, composed of plastic scintillator bars with light transmitted by…

Beam merging assisted by a bent crystal Open

W. Scandale, F. Cerutti, Luigi Salvatore Esposito, S. Gilardoni, R. Losito , et al. · 2023

Status and Prospects of PADME Open

Susanna Bertelli, Fabio Bossi, Riccardo De Sangro, C. Di Giulio, E. Di Meco , et al. · 2023

The Positron Annihilation to Dark Matter Experiment (PADME) was designed and constructed to search for dark photons ($A'$) in the process $e^+e^-\rightarrowγA'$, using the positron beam at the Beam Test Facility (BTF) at the National Labor…

A novel method to calculate the magnetic field of a solenoid generated by a surface current element Open

Mostafa Behtouei, B. Spataro, L. Faillace, Martina Carillo, Moreno Comelli , et al. · 2022

The purpose of this paper is to derive the on and off-axes magnetic field of a solenoid with the use of a novel method. We have found a solution for the Biot-Savart law by considering the solenoid with a stationary electric current. The re…

Commissioning of the PADME experiment with a positron beam Open

P. Albicocco, R. Assiro, F. Bossi, P. Branchini, B. Buonomo , et al. · 2022

The PADME experiment is designed to search for a hypothetical dark photon A ' produced in positron-electron annihilation using a bunched positron beam at the Beam Test Facility of the INFN Laboratori Nazionali di Frascati. The expected sen…

The storage ring proton EDM experiment Open

Haipeng An, V. Anastassopoulos, R. Baartman, S. Baeßler, F. Bedeschi , et al. · 2022

We describe a proposal to search for an intrinsic electric dipole moment (EDM) of the proton with a sensitivity of \targetsens, based on the vertical rotation of the polarization of a stored proton beam. The New Physics reach is of order $…

Positron sources: from conventional to advanced accelerator\n concepts-based colliders Open

Iryna Chaikovska, R. Chehab, Viacheslav Kubytskyi, Salim Oğur, Andriy Ushakov , et al. · 2022

Positron sources are the key elements for the future and current lepton\ncollider projects such as ILC, CLIC, SuperKEKB, FCC-ee, Muon Collider/LEMMA,\netc., introducing challenging critical requirements for high intensity and low\nemittanc…

ThomX - Conceptual Design Report Open

C. Bruni, R. Chiche, R. Cizeron, Yasmina Fedala, Marie Thérèse Jacquet , et al. · 2021

A. Variola, A. Loulergue, F. Zomer (eds.)

Optical transition radiation screens: A numerical procedure to choose the most performing material Open

Fara Cioeta, D. Alesini, Massimo Ciambrella, Daniele Cortis, V. Lollo , et al. · 2021

A Novel method to calculate the magnetic field of a Solenoid generated by a surface current element Open

Mostafa Behtouei, B. Spataro, L. Faillace, M. Carillo, Moreno Comelli , et al. · 2021

The purpose of this paper is to derive the on and off-axes magnetic field of a solenoid with the use of a novel method. We have found a solution for the Biot-Savart law by considering the solenoid with a stationary electric current. The re…

Theoretical Modeling for the Thermal Stability of Solid Targets in a Positron-Driven Muon Collider Open

Gianmario Cesarini, M. Antonelli, F. Anulli, M. Bauce, M. E. Biagini , et al. · 2021

Recovering the Positron Beam After Muon Production in the Lemma Muon Source Open

I. Drebot, M. E. Biagini, Oscar Blanco-García, A. Giribono, S. Guiducci , et al. · 2021

In the LEMMA muon source proposal* a positron beam at 45 GeV is used to produce muons at threshold by interaction with some targets. In order to release the required intensity on the main positron source, orders of magnitude higher than th…

Design of a compact Ka-Band Mode Launcher for High-gradient Accelerators Open

G. Torrisi, Mostafa Behtouei, Valery Dolgashev, L. Faillace, G. S. Mauro , et al. · 2021

In this work, we present the RF design of a table-top Ka-Band mode launcher operating at 35.98 GHz. The structure consists of a symmetrical 4-port WR28 rectangular-TE10-to-circular-TM01 mode converter that is used to couple a peak output R…

A novel exact analytical expression for the magnetic field of a solenoid Open

Mostafa Behtouei, L. Faillace, B. Spataro, A. Variola, M. Migliorati · 2020

In this paper we present the analytical calculations to derive the magnetic field of a solenoid by solving exactly a fractional integral with the use of a novel method. Starting from the Biot-Savart law, we consider a coil of negligible th…

A SW Ka-Band linearizer structure with minimum surface electric field for the compact light XLS project Open

Mostafa Behtouei, L. Faillace, B. Spataro, A. Variola, M. Migliorati · 2020

A Measurement Method Based on RF Deflector for Particle Bunch Longitudinal Parameters in Linear Accelerators Open

Luca Sabato, Pasquale Arpaïa, Antonio Gilardi, A. Mostacci, Luigi Palumbo , et al. · 2020

In high-brightness electron linear accelerators (LINACs), the particle bunch length is measured by a radio frequency deflector (RFD). The electron bunch is deflected vertically toward a screen and its length can be obtained using vertical …

Proposal of a Compact High-Gradient Ka-Band Accelerating Structure for Medical and Industrial Applications Open

L. Faillace, Mostafa Behtouei, Valery Dolgashev, B. Spataro, G. Torrisi , et al. · 2020

Technological advancements are strongly required to fulfil demands for new accelerators devices from the compact or portable devices for radiotherapy to mobile cargo inspections and security, biology, energy and environmental applications,…

A Ka-band linearizer TW accelerating structure for the Compact Light XLS project Open

Mostafa Behtouei, L. Faillace, M. Ferrario, B. Spataro, A. Variola · 2020

In the framework of the Compact Light XLS project, we have designed a higher harmonic RF accelerating structure in order to linearize the longitudinal space phase. The design of this compact Traveling Wave (TW) accelerating structure opera…

Realization and high power test of damped -band accelerating structures Open

D. Alesini, M. Bellaveglia, Fabio Cardelli, R. Di Raddo, A. Gallo , et al. · 2020

The linac of the European project Extreme Light Infrastructure-Nuclear Physics (ELI-NP) foresees the use of 12 traveling wave C-band accelerating structures. The cavities are 1.8 m long, quasiconstant gradient, and have a field phase advan…

Fractional Powers of the Differentiation and Integration Operators and its Application in Accelerator Physics and Technology Open

Mostafa Behtouei, L. Faillace, L. Palumbo, B. Spataro, A. Variola , et al. · 2020

In this paper we present a solution to a fractional integral of the order 3/2 with the use of a novel method. The integral arises during solving the Biot-Savart equation to find the exact analytical solution for the magnetic field componen…

Novel FPGA-Based Instrumentation for Personnel Safety Systems in Particle Accelerator Facility Open

Stefano Pioli, Maurizio Belli, M. Beretta, B. Buonomo, P. Ciambrone , et al. · 2020

Personnel safety system for particle accelerator facility involves different devices to monitor gates, shielding doors, dosimetry stations, search and emergency buttons. In order to achieve the proper reliability, these systems are develop…

Novel FPGA-based Instrumentation for Personnel Safety Systems in Particle Accelerator Facility Open

Stefano Pioli, Oscar Frasciello, M. Beretta, P. Ciambrone, C. Di Giulio , et al. · 2019

Personnel Safety System for particle accelerator facility involves different devices to monitor gates, shielding doors, dosimetry stations, search and emergency buttons. In order to achieve the proper reliability, fail-safe and fail-proof …

A Characterization System for the Monitoring of ELI-NP Gamma Beam Open

Rita Borgheresi, O. Adriani, Sebastiano Albergo, M. Andreotti, G. Cappello , et al. · 2019

The ELI-NP (Extreme Light Infrastructure-Nuclear Physics) facility, currently under construction near Bucharest (Romania), is the pillar of the project ELI dedicated to the generation of high-brilliance gamma beams and high-power laser pul…

Positron driven muon source for a muon collider Open

D. Alesini, M. Antonelli, M. E. Biagini, M. Boscolo, Oscar Blanco-García , et al. · 2019

The design of a future multi-TeV muon collider needs new ideas to overcome the technological challenges related to muon production, cooling, accumulation and acceleration. In this paper a layout of a positron driven muon source known as th…

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