Author: Lagrange, J.-B.
Paper Title Page
TUPMY004 The MICE Demonstration of Muon Ionization Cooling 1547
 
  • J.-B. Lagrange, C. Hunt, J. Pasternak
    Imperial College of Science and Technology, Department of Physics, London, United Kingdom
  • V.C. Palladino
    INFN-Napoli, Napoli, Italy
  • J. Pasternak
    STFC/RAL, Chilton, Didcot, Oxon, United Kingdom
 
  Funding: STFC, DOE, NSF, INFN, CHIPP AND MORE
Muon beams of low emittance provide the basis for the intense, well-characterised neutrino beams necessary to elucidate the physics of flavour at the Neutrino Factory and to provide lepton-antilepton collisions up to several TeV at the Muon Collider. The international Muon Ionization Cooling Experiment (MICE) will demonstrate muon ionization cooling, the technique proposed to reduce the phase-space volume occupied by the muon beam at such facilities. In an ionization-cooling channel, the muon beam traverses a material (the absorber) loosing energy, which is replaced using RF cavities. The combined effect is to reduce the transverse emittance of the beam (transverse cooling). The configuration of MICE required to deliver the demonstration of ionization cooling is being prepared in parallel to the execution of a programme designed to measure the cooling properties of liquid-hydrogen and lithium hydride. The design of the cooling-demonstration experiment will be presented together with a summary of the performance of each of its components and the cooling performance of the experiment.
Submitted by the MICE speakers bureau that will identify later a member of the collaboration to present the contribution
 
DOI • reference for this paper ※ DOI:10.18429/JACoW-IPAC2016-TUPMY004  
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THPMB053 nuSTORM FFAG Decay Ring 3369
 
  • J.-B. Lagrange, J. Pasternak
    Imperial College of Science and Technology, Department of Physics, London, United Kingdom
  • R.B. Appleby, J.M. Garland, H.L. Owen, S.C. Tygier
    UMAN, Manchester, United Kingdom
  • R.B. Appleby
    Cockcroft Institute, Warrington, Cheshire, United Kingdom
  • A.D. Bross, A. Liu
    Fermilab, Batavia, Illinois, USA
  • J. Pasternak
    STFC/RAL, Chilton, Didcot, Oxon, United Kingdom
 
  The neutrino beam produced from muons decaying in a storage ring would be an ideal tool for precise neutrino cross section measurements and search for sterile neutrinos due to its precisely known flavour content and spectrum. In the proposed nuSTORM facility pions would be directly injected into a racetrack storage ring, where circulating muon beam would be captured. The storage ring has two options: a FODO solution with large aperture quadrupoles and a racetrack FFAG (Fixed Field Alternating Gradient) using the recent developments in FFAGs. Machine parameters, linear optics design and beam dynamics are discussed in this paper.  
DOI • reference for this paper ※ DOI:10.18429/JACoW-IPAC2016-THPMB053  
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THPMB054 FFAG Beam Line for nuPIL - Neutrinos from PIon Beam Line 3372
 
  • J.-B. Lagrange, J. Pasternak
    Imperial College of Science and Technology, Department of Physics, London, United Kingdom
  • R.B. Appleby, S.C. Tygier
    UMAN, Manchester, United Kingdom
  • R.B. Appleby
    Cockcroft Institute, Warrington, Cheshire, United Kingdom
  • A.D. Bross, A. Liu
    Fermilab, Batavia, Illinois, USA
  • J. Pasternak
    STFC/RAL, Chilton, Didcot, Oxon, United Kingdom
 
  The Long Baseline Neutrino Facilities (LBNF) program aims to deliver a neutrino beam for the Deep Underground Neutrino Experiment (DUNE). The current baseline for LBNF is a conventional magnetic horn and decay pipe system. Neutrinos from PIon beam Line (nuPIL) is a part of the optimization effort to optimize the LBNF. It consists of a pion beam line after the horn to clean the beam of high energy protons and wrong-sign pions before transporting them into a decay beam line, where instrumentation could be implemented. This paper focuses on the FFAG solution for this pion beam line. The resulting neutrino flux is also presented.  
DOI • reference for this paper ※ DOI:10.18429/JACoW-IPAC2016-THPMB054  
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THPMB055 A FODO Beam Line Design for nuPIL 3375
 
  • A. Liu, A.D. Bross
    Fermilab, Batavia, Illinois, USA
  • J.-B. Lagrange
    Imperial College of Science and Technology, Department of Physics, London, United Kingdom
 
  Funding: Fermi National Accelerator Laboratory
The Fermilab Deep Underground Neutrino Experiment (DUNE) was proposed to determine the neutrino mass hierarchy and demonstrate leptonic CP violation. The current design of the facility that produces the neutrino beam (LBNF) uses magnetic horns to collect pions and a decay pipe to allow them to decay. In this paper, a design of a possible alternative for the conventional neutrino beam in LBNF is presented. In this design, a FODO magnet beam line is used to collect the pions from the downstream face of a horn, bend them by  ∼ 5.8 degrees and then transport them in a straight beam line where they decay to produce neutrinos. The idea of using neutrinos from the PIon beam Line (nuPIL) provides flavor-pure neutrino beams that can be well understood by implementing standard beam measurement technology. The neutrino flux and the resulting δCP sensitivity from the FODO nuPIL are also presented in the paper.
 
DOI • reference for this paper ※ DOI:10.18429/JACoW-IPAC2016-THPMB055  
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