A.c. magnetic susceptibility measurements of eight microscopically characterized sintered YBa2Cu3O7−δ samples are reported. The samples show losses 0.2 > 4πχ″ > 0.002.χ′vsχ′ plots derived for all samples agree with models and results where flux pinning plays an important role.
|Issue number||Pt. 3|
|Publication status||Published - 1988|