Targets and powders for HTS tape fabrication ( PLD, thermal evaporation, ISD, CVD)

Chemical composition

  • RE 123, RE = Y, Sm, Nd, Tb, Dy….
  • RE 123 doped
  • RE 1+xBa 2+yCu 3+zO7-δ
  • RE 211 (422), (035)

Target processing

  • In-house powder calzination
  • CIP compacting
  • High –temperature sinter step
  • Density ~ 90 % rel.
  • Homogeneity < 2 %
  • Size up to 270 mm

Physical powder properties

  • Grain size, grain distribution
  • Powder density
  • Ripple behaviour

Targets for Coated Conductors

 

YBCO tube target