Author: Donets, E.E.
Paper Title Page
MOXMH03 Status of Accelerator Complex NICA 12
 
  • E. Syresin, O.I. Brovko, A.V. Butenko, E.E. Donets, E.V. Gorbachev, A. Govorov, V. Karpinsky, V. Kekelidze, H.G. Khodzhibagiyan, S.A. Kostromin, A.D. Kovalenko, O.S. Kozlov, K.A. Levterov, I.N. Meshkov, A.O. Sidorin, V. Slepnev, A.V. Smirnov, G.V. Trubnikov, A. Tuzikov, V. Volkov
    JINR, Dubna, Moscow Region, Russia
  • V.V. Parkhomchuk, A.G. Tribendis, A.N. Zhuravlev
    BINP SB RAS, Novosibirsk, Russia
 
  The Nuclotron-based Ion Collider fAcility (NICA) is under construction in JINR. The NICA goals are providing of colliding beams for studies of hot and dense strongly interacting baryonic matter and spin physics. The accelerator facility of collider NICA consists of following elements: acting Alvarez-type linac LU-20 of light ions at energy 5 MeV/u, constructed a new light ion linac at ion energy 7 MeV/u with additional acceleration section for protons at energy 13 MeV, acting heavy ion linac HILAC with RFQ and IH DTL sections at energy 3.2 MeV/u, superconducting booster synchrotron at energy up 600 MeV/u, acting superconducting synchrotron Nuclotron at gold ion energy 4.5 GeV/n and two collider storage rings with two interaction points. The status of acceleration complex NICA is under discussion.  
slides icon Slides MOXMH03 [21.679 MB]  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-RUPAC2018-MOXMH03  
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TUZMH04 Status of the Nuclotron 49
 
  • A.O. Sidorin, N.N. Agapov, A.V. Alfeev, V. Andreev, A.A. Baldin, O.I. Brovko, V.V. Bugaev, A.V. Butenko, D.E. Donets, E.D. Donets, E.E. Donets, A.V. Eliseev, V.V. Fimushkin, E.V. Gorbachev, A. Govorov, E.V. Ivanov, V. Karpinsky, H.G. Khodzhibagiyan, A. Kirichenko, S.A. Kostromin, A.D. Kovalenko, O.S. Kozlov, K.A. Levterov, V.A. Mikhailov, V.A. Monchinsky, A. Nesterov, A.L. Osipenkov, S. Romanov, P.A. Rukojatkin, A.A. Shurygin, V. Slepnev, A.V. Smirnov, E. Syresin, A. Tuzikov, B. Vasilishin, V. Volkov
    JINR, Dubna, Moscow Region, Russia
  • A. Belov
    RAS/INR, Moscow, Russia
  • A.V. Philippov
    JINR/VBLHEP, Dubna, Moscow region, Russia
 
  Since last RuPAC two runs of the Nuclotron operation were performed. The run #54 performed in February ' March of 2017 was dedicated to polarized beam acceleration. One of the achievements was the acceleration of polarized proton beam performed at the Nuclotron for the first time. During the run #55 in February- April of 2018 the Nuclotron provided heavy ion beams for first fixed target experiments in the frame of the NICA scientific program. These and other results of the facility operation and development are presented.  
slides icon Slides TUZMH04 [17.667 MB]  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-RUPAC2018-TUZMH04  
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TUPSA29 Emittance Measurement on Krion-6T Ion Source by Pepper-Pot Method 207
 
  • S.V. Barabin, A.V. Kozlov, T. Kulevoy, D.A. Liakin, A.Y. Lukashin, D.N. Selesnev
    ITEP, Moscow, Russia
  • E.D. Donets, E.E. Donets
    JINR, Dubna, Moscow Region, Russia
 
  The Krion-6T ion source is an electron string ion source (ESIS) of multicharged ions. It will be used as an ion source for the heavy ion linac at the NICA project, but has been tested on an existing injection facility - Alvarez-type linac LU-20 with new RFQ type fore-injector. The transverse emittance measurements were carried out on the initial part of channel (IPC) of the low energy beam transport (LEBT) channel, between the ion source and RFQ fore-injector by pepper-pot method. Beams of multicharged Argon and Xenon ions are observed. Measurements of the profile and emittance were performed over several energies for each type of ions. The results of the measurement are presented, and some points of emittance calculations are considered.  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-RUPAC2018-TUPSA29  
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WEPSB27 The Influence of the Unclosed Superconducting Magnetic Shield on the Dynamics of the Charged Particles Beam 337
 
  • G.L. Dorofeev
    RRC, Moscow, Russia
  • E.E. Donets, G.L. Dorofeev, V.M. Drobin
    JINR/VBLHEP, Dubna, Moscow region, Russia
 
  The development of high-temperature superconducting (HTS) materials, namely the appearance of second-generation HTS tapes, opens up new opportunities for the use of superconductivity in high-energy physics devices and, in particular, in charged particle accelerators. In this paper, we study the effect of an unclosed magnetic shield from a second-generation HTS tape on the dynamics of a beam of charged particles moving along its axis. Within the framework of the simplest model of interaction of the magnetic field of a charged particle beam with a superconducting shield, such an effect is estimated. The superconducting shield shifts the beam of charged particles to its axis. In particular, a beam of particles with energy of 100 KEV and a current of 300mA passing at a distance of 15 mm from the axis of the superconducting shield with a radius of 20 mm and a length of 1 meter is shifted to the axis of the shield at a speed of about 50 mm/sec. The possibilities of using an open superconducting shield for the compression of a charged particle beam, as well as the possibility of controlling the shield, are discussed.  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-RUPAC2018-WEPSB27  
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