• Fracture micromechanisms and mechanical behavior of YBCO bulk superconductors at 77 and 300 K 

      Konstantopoulou, K; Roa Rovira, Joan Josep; Jiménez Piqué, Emilio; Segarra Rubi, Merce; Pastor, J. Y. (2014-09-01)
      Article
      Accés restringit per política de l'editorial
      In this study two YBa2Cu3O7-delta bulk superconductors were evaluated, with the aim of analyzing the influence of the processing method (TSMG and Bridgman) and the test temperature on their mechanical behavior. The ...
    • Nanoindentation of Bridgman YBCO samples 

      Roa Rovira, Joan Josep; Konstantopoulou, Dimitra; Jiménez Piqué, Emilio; Martín, V.; Segarra, M.; Pastor, J.Y. (2012-04)
      Article
      Accés restringit per política de l'editorial
      n this study, the mechanical properties of YBa2Cu3O7−x, obtained by the Bridgman technique, were examined using a Berkovich tip indenter on the basal plane (0 0 1). Intrinsic hardness was measured by nanoindentation tests ...