From orbital to Pauli-limited critical fields in granular aluminum films

The temperature dependence of the perpendicular upper critical field of superconducting granular aluminum films has been measured for samples approaching the metal-to-insulator transition. Analysis of the results shows a shift from an orbital to a Pauli-limited critical field, which we propose is ma...

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Bibliographic Details
Main Authors: Aviv Glezer Moshe, Eli Farber, Guy Deutscher
Format: Article
Language:English
Published: American Physical Society 2020-12-01
Series:Physical Review Research
Online Access:http://doi.org/10.1103/PhysRevResearch.2.043354