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...
Main Authors: | , , |
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Format: | Article |
Language: | English |
Published: |
American Physical Society
2020-12-01
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Series: | Physical Review Research |
Online Access: | http://doi.org/10.1103/PhysRevResearch.2.043354 |