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Two-Band Superconductors: Hidden Criticality Deep in the Superconducting State

✍ Scribed by Komendová, L.; Chen, Yajiang; Shanenko, A. A.; Milošević, M. V.; Peeters, F. M.

Book ID
111917592
Publisher
The American Physical Society
Year
2012
Tongue
English
Weight
324 KB
Volume
108
Category
Article
ISSN
0031-9007

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✍ M.A. Crusellas; J. Fontcuberta; S. Piñol; M. Cagigal; J.L. Vicent 📂 Article 📅 1993 🏛 Elsevier Science 🌐 English ⚖ 651 KB

## Magnetoresistivity measurements above r, ( zz 14 K) on a superconducting Sml.g5Ce,,,5Cu0., single crystal have been performed. In spite of the cerium doping, the low-temperature normal state Hall coefftcient is found to be positive, whereas at high temperature (T> 80 K) it becomes negative. The