Author: Shkaruba, V.A.
Paper Title Page
THXMH01 Status of Development of Superconducting Insertion Devices for Generation of Synchrotron Radiation at Budker INP 94
 
  • V.A. Shkaruba, A.V. Bragin, S.V. Khrushchev, V.K. Lev, N.A. Mezentsev, V.M. Syrovatin, O.A. Tarasenko, V.M. Tsukanov, A.A. Volkov, A.V. Zorin
    BINP SB RAS, Novosibirsk, Russia
 
  The installation of superconducting insertion device on storage ring gives an opportunity to increase the photon flux in the required range of synchrotron radiation spectrum and shift the photon spectrum to hard X-ray region. During more than 30 years BINP developed the superconducting insertion devices for generation of synchrotron radiation. More than 20 superconducting wigglers which were produced by BINP are used on many storage rings around the world. Each of them was optimized for the individual requirements of the experiments and taking into account the characteristics of the storage rings. However all the device can be conditionally divided into several groups with similar features: high field wigglers (up to 7.5 T) with long period (140-200 mm), middle field (2.5-4.2 T) with middle period (46-64 mm) and low field (2-2.1 T) with short period (30-34 mm). The superconducting wiggler cryostats which are developed in BINP are operated not only with zero liquid helium consumption but even with a lower relative to the atmosphere pressure despite of additional heat load from the electron beam and from the current of ~1000 A for supplying of superconducting magnet. This allows not only to avoid a helium loss but also to increase the level of the magnetic field due to the shifting of the critical parameters of superconducting wire. The features of magnetic and cryogenics systems of the superconducting wigglers produced in BINP are presented in this report.  
slides icon Slides THXMH01 [14.383 MB]  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-RUPAC2018-THXMH01  
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THPSC04 New Superconducting Wigglers for KSRS 407
 
  • A.G. Valentinov, V. Korchuganov, V. Ushakov
    NRC, Moscow, Russia
  • S.V. Khrushchev, N.A. Mezentsev, V.A. Shkaruba, V.M. Tsukanov
    BINP SB RAS, Novosibirsk, Russia
 
  Presently a program of incorporation of two new superconducting wigglers into main ring of Kurchatov synchrotron radiation source is implemented in NRC Kurchatov Institute. The wigglers are intended for new experimental stations "Belok-2" (biology studies) and "VEU" (exploration of materials in extreme conditions). The wigglers are designed for maximal magnetic field 3 T with 48 mm period and contain 50 pairs of poles with maximum field. Technical details of wigglers' construction are presented in the report along with a description of testing and mounting procedures. An influence of the wigglers on beam dynamic is described.  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-RUPAC2018-THPSC04  
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THPSC05 Superconducting 7 Tesla Wiggler for Delta Synchrotron Radiation Source 410
 
  • N.A. Mezentsev, A.V. Bragin, S.V. Khrushchev, V.K. Lev, A.N. Safronov, V.A. Shkaruba, O.A. Tarasenko, V.M. Tsukanov, A.A. Volkov, A.V. Zorin
    BINP SB RAS, Novosibirsk, Russia
  • S. Khan
    DELTA, Dortmund, Germany
 
  The multipole superconducting wiggler was designed, fabricated and successfully installed and tested on DELTA Synchrotron Radiation Source. The wiggler represents a multipole magnet with alternating high magnetic field of 7 Tesla along movement of particles in storage ring. The magnet is immersed into liquid helium of a special cryostat with working temperature of ~4.2K. The wiggler consists of 22 pairs of poles superconducting magnet with 18 full field poles, 2 with a three-quarter field strength and 2 with one-quarter field poles. The magnet array produces a sin-like magnetic field variation on the magnetic axis of the device with first and second field integrals close to zero. The Dortmund Electron Accelerator (DELTA, Germany) operated at 1.5 GeV synchrotron radiation source requires a superconducting wiggler as an insertion device for three x-ray beamlines with photon energies up to more than 30 keV. The wiggler has a period of 127 mm, magnetic field of 7 Tesla and the length from flange to flange of 2.2 m operated with zero boil-off mode. The conception and main approaches for the design of the magnetic and cryogenic system as well as the main parameters and the test results of new 7 Tesla superconducting wiggler for DELTA synchrotron light source are presented.  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-RUPAC2018-THPSC05  
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