Author: Rashchikov, V.I.
Paper Title Page
WEPVA013 Small Size Neutron Generators with Laser Induced Plasma and Electron Conductivity Suppressed by Magnetic Field 3278
 
  • V.I. Rashchikov, S.M. Polozov, A.E. Shikanov
    MEPhI, Moscow, Russia
 
  Coaxial neutron tubes generators with transverse dimension less than 0.1 m are discussed. Laser plasma containing deuterons is created at the anode by a focused laser beam. Deuterons from plasma are accelerated by pulse voltage and produces neutrons on cylindrical cathode symmetrically surrounding the anode. Magnetic field was used to suppress knock on parasitic electron current in the accelerating gap. Computer simulation with code SUMA* was fulfilled to investigate output neutron flow dependence on laser produced plasma density, magnetic fields and pulse voltage shapes and amplitudes, cathode and anode materials. The results obtained are in a good agreement with conducted experiments on diode with electron conductivity suppressed by magnetic field produced by permanent magnets**.
*V.I.Rashchikov, Problems of Atomic Science and Technology. Series: Nuclear Physics Investigations, 10(18), 50 (1990).
**A.E.Shikanov et al., Atomic energy, 119, No.4, 258 (2016).
 
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-IPAC2017-WEPVA013  
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