Paraconductivity in YBa2(Cu1−xNix)3O7–y and Bi2Sr2Ca1−xYxCu2O8+y
| Autor: | S. N. Bhatia, P.V.P.S.S. Sastry, C.P. Dhard, J. V. Yakhmi, R. M. Iyer, I.K. Gopalakrishnan |
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| Rok vydání: | 1991 |
| Předmět: |
Cross over
Superconductivity Materials science High-temperature superconductivity Condensed matter physics Energy Engineering and Power Technology Atmospheric temperature range Conductivity Condensed Matter Physics Electronic Optical and Magnetic Materials Magnetic field law.invention Electrical resistivity and conductivity law Electrical and Electronic Engineering Chemical composition |
| Zdroj: | Physica C: Superconductivity. :1845-1846 |
| ISSN: | 0921-4534 |
| DOI: | 10.1016/0921-4534(91)91048-9 |
| Popis: | In the paraconductivity of Bi2Sr2Ca1−xYxCu2O8+y (x=0, 0.1, 0.3) we find the normal conductivity σn(T) to play an important role. With Anderson-Zou expression for σn(T) only, we find the excess conductivity to exhibit the cross over from 2D to 3D as the Tc is approached. |
| Databáze: | OpenAIRE |
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