122 citations · 249 across the 19 of their papers we have counts for
20 papers
The 2025 Roadmaps for the US Magnet Development Program
Lance Cooley, Paolo Ferracin, Steve Gourlay +21
The US Physics community completed the Snowmass planning process in 2022, culminating in the HEPAP Particle Physics Project Prioritization Panel (P5) publishing its summary report…
Analysis of the mechanical performance of the 4.2 m long MQXFA magnets for the Hi-Lumi LHC Upgrade
L. Garcia Fajardo, G. Ambrosio, A. Ben Yahia +9
Under the U.S. High Luminosity LHC Accelerator Upgrade Project (HL-LHC AUP), the 150 mm bore, high-field Nb3Sn low-\b{eta} MQXFA quadrupole magnets are being fabricated, assembled…
Conceptual design of 20 T hybrid accelerator dipole magnets
P. Ferracin, G. Ambrosio, M. Anerella +17
Hybrid magnets are currently under consideration as an economically viable option towards 20 T dipole magnets for next generation of particle accelerators. In these magnets, High T…
MQXFA Series Magnet Production Specification
Paolo Ferracin, Giorgio Ambrosio, Giorgio Apollinari +7
The purpose of this document is to define the specifications for the structure fabrication and assembly of MQXFA series magnets to be used by the US High-Luminosity LHC Accelerator…
MQXFA11 shipping incident report
M. Baldini, G. Ambrosio, J. Blower +3
The truck transporting the MQXFA11 magnet from LBNL to BNL was involved in an accident on 7/20/22. It was rear ended by another truck. The magnet arrived at FNAL on July 28th. Upon…
Optimizing the use of pressurized bladders for the assembly of HL-LHC MQXFB magnets
J. Ferradas Troitino, G. Ambrosio, N. Bourcey +14
The use of pressurized bladders for stress control of superconducting magnets was firstly proposed at Lawrence Berkeley National Laboratory (LBNL) in the early 2000s. Since then, t…
Challenges and Lessons Learned from fabrication, testing and analysis of eight MQXFA Low Beta Quadrupole magnets for HL-LHC
G. Ambrosio, K. Amm, M. Anerella +55
By the end of October 2022, the US HL-LHC Accelerator Upgrade Project (AUP) had completed fabrication of ten MQXFA magnets and tested eight of them. The MQXFA magnets are the low b…
A Metallurgical Inspection Method to Assess the Damage in Performance-Limiting Nb3Sn Accelerator Magnet Coils
Alice Moros, Mickael Denis Crouvizier, Ignacio Aviles Santillana +12
The design and production of Nb3Sn-based dipole and quadrupole magnets is critical for the realization of the High-Luminosity Large Hadron Collider (HL-LHC) at the European Organiz…
Towards 20 T Hybrid Accelerator Dipole Magnets
P. Ferracin, G. Ambrosio, D. Arbelaez +13
The most effective way to achieve very high collision energies in a circular particle accelerator is to maximize the field strength of the main bending dipoles. In dipole magnets u…
Performance of a MQXF Nb3Sn Quadrupole Magnet Under Different Stress Level
Susana Izquierdo Bermudez, Giorgio Ambrosio, Bernardo Bordini +11
In a dipole or in a quadrupole accelerator magnet, the displacement of the coil turns induced by the electromagnetic forces can cause quenches limiting the magnet performance. For…
A Strategic Approach to Advance Magnet Technology for Next Generation Colliders
G. Ambrosio, K. Amm, M. Anerella +74
Colliders are built on a foundation of superconducting magnet technology that provides strong dipole magnets to maintain the beam orbit and strong focusing magnets to enable the ex…
Fiber-optic diagnostic system for future accelerator magnets
Maria Baldini, Giorgio Ambrosio, Paolo Ferracin +6
The next generation high energy physics accelerators will require magnetic fields at ~20 T. HTS coils will be an essential component of future accelerator magnets and several effor…
Future Collider Options for the US
P. C. Bhat, S. Jindariani, G. Ambrosio +23
The United States has a rich history in high energy particle accelerators and colliders -- both lepton and hadron machines, which have enabled several major discoveries in elementa…
White Paper on Leading-Edge technology And Feasibility-directed (LEAF) Program aimed at readiness demonstration for Energy Frontier Circular Colliders by the next decade
G. Ambrosio, G. Apollinari, M. Baldini +39
In this White Paper for the Snowmass 2021 Process, we propose the establishment of a magnet Leading-Edge technology And Feasibility-directed Program (LEAF Program) to achieve readi…
MQXFA Final Design Report
Giorgio Ambrosio, Kathleen Amm, Mike Anerella +29
The MQXFA Quadrupole magnets will be installed in High Luminosity LHC to form the Q1 and Q3 inner triplet optical elements in front of the interaction points 1 (ATLAS) and 5 (CMS).…
Development and demonstration of next generation technology for Nb_3Sn accelerator magnets with lower cost, improved performance uniformity, and higher operating point in the 12-14 T range
Giorgio Ambrosio, Giorgio Apollinari, Vito Lombardo +7
The scope of the proposal outlined in this white paper is the development and demonstration of the technology needed for next generation of Nb_3Sn accelerator magnets in the 12-14…
Magnetic Measurements of HL-LHC AUP Cryo-Assemblies at Fermilab
J. DiMarco, P. Akella, G. Ambrosio +13
LQXFA/B production series cryogenic assemblies are being built for the LHC upgrade by the HL-LHC Accelerator Upgrade Project (AUP). These contain a pair of MQXFA quadrupole magnets…
Insertion Magnets
G. Ambrosio, M. Anerella, R. Bossert +34
Chapter 3 in High-Luminosity Large Hadron Collider (HL-LHC) : Preliminary Design Report. The Large Hadron Collider (LHC) is one of the largest scientific instruments ever built. Si…
Mu2e Technical Design Report
L. Bartoszek, E. Barnes, J. P. Miller +260
The Mu2e experiment at Fermilab will search for charged lepton flavor violation via the coherent conversion process mu- N --> e- N with a sensitivity approximately four orders of m…
Mu2e Conceptual Design Report
The Mu2e Project, Collaboration, : +225
Mu2e at Fermilab will search for charged lepton flavor violation via the coherent conversion process mu- N --> e- N with a sensitivity approximately four orders of magnitude better…