dorsal/arxiv
View SchemaMagnetostriction of a Superconductor: -Results from the Critical-State Model
| Authors | Z. Kozioł, R. A. Dunlap |
|---|---|
| Categories | |
| ArXiv ID | supr-con/9508006 |
| URL | https://arxiv.org/abs/supr-con/9508006 |
| DOI | 10.1063/1.361697 |
Abstract
In many cases, the critical-state theory can be treated as a suffi ciently accurate approximation for the modelling of the magnetic properties of superconductors. In the present work, the magnetostrictive hysteresis is computed for a quite general case of the modified Kim-Anderson model. The results obtained reproduce many features of the giant magnetostriction (butterfly-shaped curves) reported in the literature for measurements made on single-crystal samples of the high-temperature superconductor $Bi_2Sr_2CaCu_2O_8$. It is shown that addition of a contribution to the magnetostriction in the superconducting state which is of similar origin as in the normal state, offers a broader phenomenological interpretation of the complex magnetostriction hysteresis found in such heavy-fermion compounds as $UPt_3$, $URu_2Si_2$ or $UBe_{13}$.
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"abstract": "In many cases, the critical-state theory can be treated as a suffi ciently\naccurate approximation for the modelling of the magnetic properties of\nsuperconductors. In the present work, the magnetostrictive hysteresis is\ncomputed for a quite general case of the modified Kim-Anderson model. The\nresults obtained reproduce many features of the giant magnetostriction\n(butterfly-shaped curves) reported in the literature for measurements made on\nsingle-crystal samples of the high-temperature superconductor\n$Bi_2Sr_2CaCu_2O_8$. It is shown that addition of a contribution to the\nmagnetostriction in the superconducting state which is of similar origin as in\nthe normal state, offers a broader phenomenological interpretation of the\ncomplex magnetostriction hysteresis found in such heavy-fermion compounds as\n$UPt_3$, $URu_2Si_2$ or $UBe_{13}$.",
"arxiv_id": "supr-con/9508006",
"authors": [
"Z. Kozio\u0142",
"R. A. Dunlap"
],
"categories": [
"supr-con",
"cond-mat.supr-con"
],
"doi": "10.1063/1.361697",
"title": "Magnetostriction of a Superconductor: -Results from the Critical-State Model",
"url": "https://arxiv.org/abs/supr-con/9508006"
},
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