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Upper limit on the resistivity of La1.85Sr0.15CuO4 |
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| Affiliation: | Materials and Chemical Sciences Division, Lawrence Berkeley Laboratory, Berkeley, CA 94720, USA |
| Abstract: | The stability of a shielding current in a hollow cylinder of La1.85Sr0.15CuO4 has been studied with a superconducting quantum interference device (SQUID). From the observed lack of decay of the current an upper limit of 3×10-17ω cm has been established on the resistivity at 4.2 K. |
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