Christophe Péroz, J.C. Villégier, Annick Dégardin, Bruno Guillet, Alain Kreisler. High critical current densities observed in PrBa2Cu3O7-x/YBa2Cu3O7-x/PrBa2Cu3O7-x ultrathin film constrictions.
Applied Physics Letters, American Institute of Physics, 2006, 89, pp.142502-142504.
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