https://www.nist.gov/publications/limits-critical-current-bi2sr2ca2cu3ox-tape-conductors-parallel-path-model
Limits to the critical current in Bi2Sr2Ca2Cu3Ox tape conductors: The parallel path model | NIST
Feb 19, 2017 - An extensive overview of a model that describes current flow and dissipation in high-quality Bi2Sr2Ca2Cu3Ox