papers

Publications (20)

physics.ins-det2019

Development of a neutron imaging station at the n\_TOF facility of CERN and applications to beam intercepting devices

Federica Mingrone, Marco Calviani, Claudio Torregrosa Martin +6

A neutron radiography testing station has been developed exploiting the neutron beam of CERN's n\_TOF Experimental Area 2, located at the shortest distance to the neutron producing…

cond-mat.mtrl-sci2024

Exploring diffusion bonding of niobium and its alloys with tungsten and a molybdenum alloy for high-energy particle target applications

Tina Griesemer, Rui Franqueira Ximenes, Claudia Ahdida +16

Particle-producing targets in high-energy research facilities are often made from refractory metals, and they typically require dedicated cooling systems due to the challenging the…

physics.acc-ph2024

Post-irradiation examination of a prototype tantalum-clad target for the Beam Dump Facility at CERN

Tina Griesemer, Rui Franqueira Ximenes, Gonzalo Arnau Izquierdo +13

The Beam Dump Facility (BDF) is a planned fixed-target installation in CERN's North Area, set to start operating in 2031. A proton beam of 400 GeV/c will be delivered in 1 s pulses…

physics.acc-ph2020

Design and operation of the air-cooled beam dump for the extraction line of CERN's Proton Synchrotron Booster (PSB)

Antonio Perillo-Marcone, Marco Calviani, Nicola Solieri +5

A new beam dump has been designed, built, installed and operated to withstand the future proton beam extracted from the Proton Synchrotron Booster (PSB) in the framework of the LHC…

physics.ins-det2019

Radiation Damage Studies on Titanium Alloys as High Intensity Proton Accelerator Beam Window Materials

Taku Ishida, Eiichi Wakai, Shunsuke Makimura +12

A high-strength dual alpha+beta phase titanium alloy Ti-6Al-4V is utilized as a material for beam windows in several accelerator target facilities. However, relatively little is kn…

physics.acc-ph2022

Novel Materials and Concepts for Next-Generation High Power Target Applications

Kavin Ammigan, Sujit Bidhar, Frederique Pellemoine +36

Novel beam-intercepting materials and targetry concepts are essential to improve the performance, reliability and operation lifetimes of next generation multi-megawatt (multi-MW) a…

physics.ins-det2018

CERN antiproton target: hydrocode analysis of its core material dynamic response under proton beam impact

Claudio Torregrosa Martin, Antonio Perillo-Marcone, Marco Calviani +1

Antiprotons are produced at CERN by colliding a 26 GeV/c proton beam with a fixed target made of a 3 mm diameter, 55 mm length iridium core. The inherent characteristics of antipro…

physics.acc-ph2026

Design and modeling of a liquid-lead dump concept for beamstrahlung radiation absorption in the CERN Future Circular ee Collider

Silvio Candido, Rui Franqueira Ximenes, Anton Lechner +13

The electron-positron Future Circular Collider (FCC-ee) being developed at CERN will generate intense beamstrahlung radiation, thus requiring photon absorbers downstream of the int…

physics.acc-ph2025

MuCol Milestone Report No. 7: Consolidated Parameters

Rebecca Taylor, Antoine Chancé, Dario Augusto Giove +459

This document is comprised of a collection of consolidated parameters for the key parts of the muon collider. These consolidated parameters follow on from the October 2024 Prelimin…

physics.acc-ph2025

The Muon Collider

Carlotta Accettura, Simon Adrian, Rohit Agarwal +450

Muons offer a unique opportunity to build a compact high-energy electroweak collider at the 10 TeV scale. A Muon Collider enables direct access to the underlying simplicity of the…

physics.acc-ph2024

MuCol Milestone Report No. 5: Preliminary Parameters

Carlotta Accettura, Simon Adrian, Rohit Agarwal +391

This document is comprised of a collection of updated preliminary parameters for the key parts of the muon collider. The updated preliminary parameters follow on from the October 2…

physics.acc-ph2022

Study of alternative locations for the SPS Beam Dump Facility

Oliver Aberle, Claudia Ahdida, Pablo Arrutia +26

As part of the main focus of the BDF Working Group in 2021, this document reports on the study of alternative locations and possible optimisation that may accompany the reuse of ex…

physics.ins-det2020

Hot Isostatic Pressing (HIP) assisted diffusion bonding between CuCr1Zr and AISI 316L for application to the Super Proton Synchrotron (SPS) internal beam dump at CERN

Stefano Pianese, Antonio Perillo-Marcone, François-Xavier Nuiry +12

The new generation internal beam dump of the Super Proton Synchrotron (SPS) at CERN will have to dissipate approximately 270 kW of thermal power, deposited by the primary proton be…

physics.acc-ph2023

Towards a Muon Collider

Carlotta Accettura, Dean Adams, Rohit Agarwal +294

A muon collider would enable the big jump ahead in energy reach that is needed for a fruitful exploration of fundamental interactions. The challenges of producing muon collisions a…

physics.acc-ph2018

Scaled Prototype of a Tantalum Target Embedded in Expanded Graphite for Antiproton Production: Design, Manufacturing and Testing under Proton Beam Impacts

Claudio Torregrosa Martin, Marco Calviani, Antonio Perillo-Marcone +5

This study presents a further step within the ongoing R&D activities for the redesign of the CERN's Antiproton Decelerator Production Target (AD-Target). A first scaled target prot…

physics.acc-ph2023

FIB-SEM investigation and uniaxial compression of flexible graphite

Emanuele Solfiti, Di Wan, Ambra Celotto +9

Flexible graphite (FG) with 1 - 1.2 g/cm density is employed as beam energy absorber material in the CERN's Large Hadron Collider (LHC) beam dumping system. However, the increa…

nucl-ex2025

Measurement of the cross-section at the CERN n\_TOF facility from subthermal energy to 120 keV

Marco Antonio Martínez-Cañadas, Pablo Torres-Sánchez, Javier Praena +130

Background: The reaction is of special interest in three different applications. First, in Boron Neutron Capture Therapy due to the presence of in b…

physics.acc-ph2022

Modeling Needs for High Power Target

Charlotte Barbier, Sujit Bidhar, Marco Calviani +13

The next generation of high power targets will use more complex geometries, novel materials, and new concepts (like flowing granular materials); however, the current numerical appr…

physics.acc-ph2021

High intensity proton beam impact at 440 GeV/c on Mo and Cu coated CfC/graphite and SiC/SiC absorbers for beam intercepting devices

Jorge Maestre, Cristina Bahamonde, Inigo Lamas Garcia +14

Beam Intercepting Devices (BIDs) are essential protection elements for the operation of the Large Hadron Collider (LHC) complex. The LHC internal beam dump (LHC Target Dump Injecti…

physics.ins-det2021

Design of the third-generation lead-based neutron spallation target for the neutron time-of-flight facility at CERN

Raffaele Esposito, Marco Calviani, Oliver Aberle +20

The neutron time-of-flight (n_TOF) facility at the European Laboratory for Particle Physics (CERN) is a pulsed white-spectrum neutron spallation source producing neutrons for two e…