Author: Hofmann, K.
Paper Title Page
TUPG50 Status of Beam Current Transformer Developments for FAIR 461
 
  • M. Schwickert, F. Kurian, H. Reeg, T. Sieber
    GSI, Darmstadt, Germany
  • K. Hofmann
    TU Darmstadt, Darmstadt, Germany
  • F. Kurian
    HIJ, Jena, Germany
  • R. Neubert, P. Seidel
    FSU Jena, Jena, Germany
  • E. Soliman
    German University in Cairo, New Cairo City, Egypt
 
  In view of the upcoming FAIR project (Facility for Antiproton and Ion Research) several long-term development projects had been initiated with regard to diagnostic devices for beam current measurement. The main accelerator of FAIR will be the fast ramped superconducting synchrotron SIS100. Design parameters of SIS100 are acceleration of 2.5·1013 protons/cycle to 29 GeV for the production of antiprotons, as well as acceleration and slow extraction of p to U ions at 109 ions/s in the energy range of 0.4-2.7 GeV/u and extraction times of up to 10 s. For high-intensity operation non-intercepting devices are mandatory, thus the developments presented in this contribution focus on purpose-built beam current transformers. First prototype measurements of a dc current transformer based on a Tunneling Magneto Resistance sensor are presented, as well as recent achievements with a SQUID-based Cryogenic Current Comparator.  
DOI • reference for this paper ※ DOI:10.18429/JACoW-IBIC2016-TUPG50  
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