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Excess electrical conductivity in polycrystalline Bi-Ca-Sr-Cu-O compounds and thermodynamic fluctuations of the amplitude of the superconducting order parameter

Critical CurrentsMaterials ScienceSuperconducting MaterialEngineeringPolycrystalline Bi-ca-sr-cu-o CompoundsPhysicsCondensed Matter PhysicsSuperconductivityApplied PhysicsOrder ParameterElectrical PropertyExcess Electrical Conductivity