Author: Zwaska, R.M.
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TUOAA03 Long Term Plans to Increase Fermilab's Proton Intensity to Meet the Needs of the Long Baseline Neutrino Program 1010
 
  • E. Prebys, P. Adamson, S.C. Childress, P. Derwent, S.D. Holmes, I. Kourbanis, V.A. Lebedev, W. Pellico, A. Romanenko, V.D. Shiltsev, E.G. Stern, A. Valishev, R.M. Zwaska
    Fermilab, Batavia, Illinois, USA
 
  Funding: This work is supported by the US Department of Energy under contract No. De-AC02-07CH11359.
The flagship of Fermilab's long term research program is the Deep Underground Neutrino Experiment (DUNE), located Sanford Underground Research Facility (SURF) in Lead, South Dakota, which will study neutrino oscillations with a baseline of 1300 km. The neutrinos will be produced in the Long Baseline Neutrino Facility (LBNF), a proposed new beam line from Fermilab's Main Injector. The physics goals of the DUNE require a proton beam with a power of roughly 2.5 MW at 120 GeV, which is roughly five times the current maximum power. This poster outlines the staged plan to achieve the required power over the next 15 years.
 
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DOI • reference for this paper ※ DOI:10.18429/JACoW-IPAC2016-TUOAA03  
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TUPMR004 Simulations of High Current NuMI Magnetic Horn Striplines at FNAL 1230
 
  • T. Sipahi, S. Biedron, S.V. Milton
    CSU, Fort Collins, Colorado, USA
  • J. Hylen, R.M. Zwaska
    Fermilab, Batavia, Illinois, USA
 
  Both the NuMI (Neutrinos and the Main Injector) beam line, that has been providing intense neutrino beams for several Fermilab experiments (MINOS, MINERVA, NOVA), and the newly proposed LBNF (Long Baseline Neutrino Facility) beam line which plans to produce the highest power neutrino beam in the world for DUNE (the Deep Underground Neutrino Experiment) need pulsed magnetic horns to focus the mesons which decay to produce the neutrinos. The high-current horn and stripline design has been evolving as NuMI reconfigures for higher beam power and to meet the needs of the LBNF design. The CSU particle accelerator group has aided the neutrino physics experiments at Fermilab by producing EM simulations of magnetic horns and the required high-current striplines. In this paper, we present calculations, using the Poisson and ANSYS Maxwell 3D codes, of the EM interaction of the stripline plates of the NuMI horns at critical stress points. In addition, we give the electrical simulation results using the ANSYS Electric code. These results are being used to support the development of evolving horn stripline designs to handle increased electrical current and higher beam power for NuMI upgrades and for LBNF  
DOI • reference for this paper ※ DOI:10.18429/JACoW-IPAC2016-TUPMR004  
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TUPMR025 Design of the LBNF Beamline 1291
 
  • V. Papadimitriou, K. Ammigan, J.E. Anderson, K. Anderson, R. Andrews, V.T. Bocean, C.F. Crowley, N. Eddy, B.D. Hartsell, S. Hays, P. Hurh, J. Hylen, J.A. Johnstone, P.H. Kasper, T.R. Kobilarcik, G.E. Krafczyk, B.G. Lundberg, A. Marchionni, N.V. Mokhov, C.D. Moore, D. Pushka, I.L. Rakhno, S.D. Reitzner, P. Schlabach, V.I. Sidorov, A.M. Stefanik, S. Tariq, L.R. Valerio, K. Vaziri, G. Velev, G.L. Vogel, K.E. Williams, R.M. Zwaska
    Fermilab, Batavia, Illinois, USA
  • C.J. Densham
    STFC/RAL, Chilton, Didcot, Oxon, United Kingdom
 
  Funding: Work supported by the Fermi Research Alliance, LLC under Contract No. DE-AC02-07CH11359 with the United States Department of Energy.
The Long Baseline Neutrino Facility (LBNF) will utilize a beamline located at Fermilab to provide and aim a neutrino beam of sufficient intensity and appropriate energy range toward DUNE detectors, placed deep underground at the SURF Facility in South Dakota. The primary proton beam (60 - 120 GeV) will be extracted from the MI-10 section of Fermilab's Main Injector. Neutrinos are produced after the protons hit a solid target and produce mesons which are subsequently focused by magnetic horns into a 194 m long decay pipe where they decay into muons and neutrinos. The parameters of the facility were determined taking into account the physics goals, spacial and radiological constraints and the experience gained by operating the NuMI facility at Fermilab. The Beamline facility is designed for initial operation at a proton-beam power of 1.2 MW, with the capability to support an upgrade to 2.4 MW. LBNF/DUNE obtained CD-1 approval in November 2015. We discuss here the design status and the associated challenges as well as the R&D and plans for improvements before baselining the facility.
 
DOI • reference for this paper ※ DOI:10.18429/JACoW-IPAC2016-TUPMR025  
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WEPOR030 Gas Filled RF Resonator Hadron Beam Monitor for Intense Neutrino Beam Experiments 2733
 
  • K. Yonehara, A.V. Tollestrup, R.M. Zwaska
    Fermilab, Batavia, Illinois, USA
  • R.J. Abrams, R.P. Johnson, G.M. Kazakevich
    Muons, Inc, Illinois, USA
  • H.M. Dinkel
    University of Missouri, Columbia, Columbia, Missouri, USA
  • B.T. Freemire
    IIT, Chicago, Illinois, USA
 
  Funding: Work supported by Fermilab Research Alliance, LLC under Contract No. DE-AC02-07CH11359 and DOE HEP STTR Grant DE-SC0013795.
MW-class beam facilities are being considered all over the world to produce an intense neutrino beam for fundamental particle physics experiments. A radiation-robust beam monitor system is required to diagnose the primary and secondary beam qualities in high-radiation environments. We have proposed a novel gas-filled RF-resonator hadron beam monitor in which charged particles passing through the resonator produce ionized plasma that changes the permittivity of the gas. The sensitivity of the monitor has been evaluated in numerical simulation. A signal manipulation algorithm has been designed. A prototype system will be constructed and tested by using a proton beam at the MuCool Test Area at Fermilab.
 
DOI • reference for this paper ※ DOI:10.18429/JACoW-IPAC2016-WEPOR030  
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