12 citations · 53 across the 18 of their papers we have counts for
17 papers · 1 filter
Observation of Electromagnetic Transients in a Nb3Sn 4-layer Dipole Mirror Magnet
Steven Krave, Maria Baldini, Igor Novitski
During testing of the Stress Managed Cosine-Theta dipole mirror magnet SMCTM1, magnet quenches were observed following large voltage spikes in the half-coil voltage taps which prec…
Test results of the LQXFA/B02 and LQXFA/B03 cryo-assemblies for the High Luminosity LHC upgrade
G. Chlachidze, G. Ambrosio, M. Anerella +13
The US High-Luminosity LHC Accelerator Upgrade Project (AUP) is responsible for delivering cryo-assemblies for the Q1/Q3 quadrupole optical components of the High Luminosity LHC up…
First results of AUP Nb3Sn quadrupole horizontal tests
M. Baldini, G. Ambrosio, G. Apollinari +48
The Large Hadron Collider will soon undergo an upgrade to increase its luminosity by a factor of ~10 [1]. A crucial part of this upgrade will be replacement of the NbTi focusing ma…
Quench Performance of the First Pre-series AUP Cryo-assembly
M. Baldini, G. Chlachidze, G. Apollinari +9
The High Luminosity upgrade of the Large Hadron Collider (HL-LHC) at CERN will include eight cryo-assemblies that are expected to be fabricated and delivered to CERN by the US HL-L…
Development and Test of a Large-aperture Nb3Sn Cos-theta Dipole Coil with Stress Management
I. Novitski, A. V. Zlobin, M. Baldini +4
The design concept of the Electron Ion Collider (EIC), which is under construction at BNL, considers adding a 2nd Interaction Region (IR) and detector to the machine after completi…
Magnetic Measurements and Alignment Results of LQXFA/B Cold Mass Assemblies at Fermilab
J. DiMarco, P. Akella, G. Ambrosio +10
MQXFA production series quadrupole magnets are being built for the Hi-Lumi (HL) LHC upgrade by the US Accelerator Upgrade Project (US-HL-LHC AUP). These magnets are being placed in…
Application of Distributed Fiber Optic Strain Sensors to LMQXFA Cold Mass Welding
M. Baldini, S. Krave, R. Bossert +3
The future High Luminosity upgrade of the Large Hadron Collider (HL-LHC) at CERN will include the low-beta inner triplets (Q1, Q2a/b, Q3) for two LHC insertion regions. The Q1, Q3…
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…
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…
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…
Advancing Superconducting Magnet Diagnostics for Future Colliders
M. Marchevsky, R. Teyber, G. S. Lee +10
Future colliders will operate at increasingly high magnetic fields pushing limits of electromagnetic and mechanical stress on the conductor [1]. Understanding factors affecting sup…
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…
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).…
MDPCT1 quench data and performance analysis
Stoyan Emilov Stoynev, Maria Baldini, Emanuela Z. Barzi +6
MDPCT1 is a four-layer cos-theta Nb3Sn dipole demonstrator developed and tested at FNAL in the framework of the U.S. Magnet Development Program. The magnet reached record fields fo…
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…