Excess conductivity and pseudogap state in YBa₂Cu₃-yAlyO₇₋δ single crystals with a system of undirectional twin boundaries
The conductivity in the basis plane of YBa₂Cu₃-yAlyO₇₋δ single crystals with a pre-specified topology of plane defects has been investigated. The results indicate that the doping with Al results in increased number of the effective scattering centers of the normal carriers. The excess conductivity f...
Збережено в:
| Дата: | 2007 |
|---|---|
| Автори: | , , |
| Формат: | Стаття |
| Мова: | English |
| Опубліковано: |
НТК «Інститут монокристалів» НАН України
2007
|
| Назва видання: | Functional Materials |
| Онлайн доступ: | https://nasplib.isofts.kiev.ua/handle/123456789/136430 |
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| Назва журналу: | Digital Library of Periodicals of National Academy of Sciences of Ukraine |
| Цитувати: | Excess conductivity and pseudogap state in YBa₂Cu₃-yAlyO₇₋δ single crystals with a system of undirectional twin boundaries / R.V. Vovk, M.A. Obolenskii, A.V. Bondarenko // Functional Materials. — 2007. — Т. 14, № 1. — С. 32-36. — Бібліогр.: 9 назв. — англ. |
Репозитарії
Digital Library of Periodicals of National Academy of Sciences of Ukraine| id |
nasplib_isofts_kiev_ua-123456789-136430 |
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nasplib_isofts_kiev_ua-123456789-1364302025-02-09T15:08:45Z Excess conductivity and pseudogap state in YBa₂Cu₃-yAlyO₇₋δ single crystals with a system of undirectional twin boundaries Надлишкова провідність і псевдощілинне становище у монокристалах YBa₂Cu₃-yAlyO₇₋δ з системою односпрямованих двійникових меж Vovk, R.V. Obolenskii, M.A. Bondarenko, A.V. The conductivity in the basis plane of YBa₂Cu₃-yAlyO₇₋δ single crystals with a pre-specified topology of plane defects has been investigated. The results indicate that the doping with Al results in increased number of the effective scattering centers of the normal carriers. The excess conductivity for the analyzed single crystals within a wide temperature interval corresponds to an exponential temperature dependence. Near Tc, it is described well by the Aslamazov-Larkin theoretical model. A partial substitution of Cu with Al results in a considerable expansion of the temperature interval of pseudo-gap anomaly existence in the ab-plane. 2007 Article Excess conductivity and pseudogap state in YBa₂Cu₃-yAlyO₇₋δ single crystals with a system of undirectional twin boundaries / R.V. Vovk, M.A. Obolenskii, A.V. Bondarenko // Functional Materials. — 2007. — Т. 14, № 1. — С. 32-36. — Бібліогр.: 9 назв. — англ. 1027-5495 https://nasplib.isofts.kiev.ua/handle/123456789/136430 en Functional Materials application/pdf НТК «Інститут монокристалів» НАН України |
| institution |
Digital Library of Periodicals of National Academy of Sciences of Ukraine |
| collection |
DSpace DC |
| language |
English |
| description |
The conductivity in the basis plane of YBa₂Cu₃-yAlyO₇₋δ single crystals with a pre-specified topology of plane defects has been investigated. The results indicate that the doping with Al results in increased number of the effective scattering centers of the normal carriers. The excess conductivity for the analyzed single crystals within a wide temperature interval corresponds to an exponential temperature dependence. Near Tc, it is described well by the Aslamazov-Larkin theoretical model. A partial substitution of Cu with Al results in a considerable expansion of the temperature interval of pseudo-gap anomaly existence in the ab-plane. |
| format |
Article |
| author |
Vovk, R.V. Obolenskii, M.A. Bondarenko, A.V. |
| spellingShingle |
Vovk, R.V. Obolenskii, M.A. Bondarenko, A.V. Excess conductivity and pseudogap state in YBa₂Cu₃-yAlyO₇₋δ single crystals with a system of undirectional twin boundaries Functional Materials |
| author_facet |
Vovk, R.V. Obolenskii, M.A. Bondarenko, A.V. |
| author_sort |
Vovk, R.V. |
| title |
Excess conductivity and pseudogap state in YBa₂Cu₃-yAlyO₇₋δ single crystals with a system of undirectional twin boundaries |
| title_short |
Excess conductivity and pseudogap state in YBa₂Cu₃-yAlyO₇₋δ single crystals with a system of undirectional twin boundaries |
| title_full |
Excess conductivity and pseudogap state in YBa₂Cu₃-yAlyO₇₋δ single crystals with a system of undirectional twin boundaries |
| title_fullStr |
Excess conductivity and pseudogap state in YBa₂Cu₃-yAlyO₇₋δ single crystals with a system of undirectional twin boundaries |
| title_full_unstemmed |
Excess conductivity and pseudogap state in YBa₂Cu₃-yAlyO₇₋δ single crystals with a system of undirectional twin boundaries |
| title_sort |
excess conductivity and pseudogap state in yba₂cu₃-yalyo₇₋δ single crystals with a system of undirectional twin boundaries |
| publisher |
НТК «Інститут монокристалів» НАН України |
| publishDate |
2007 |
| url |
https://nasplib.isofts.kiev.ua/handle/123456789/136430 |
| citation_txt |
Excess conductivity and pseudogap state in YBa₂Cu₃-yAlyO₇₋δ single crystals with a system of undirectional twin boundaries / R.V. Vovk, M.A. Obolenskii, A.V. Bondarenko // Functional Materials. — 2007. — Т. 14, № 1. — С. 32-36. — Бібліогр.: 9 назв. — англ. |
| series |
Functional Materials |
| work_keys_str_mv |
AT vovkrv excessconductivityandpseudogapstateinyba2cu3yalyo7dsinglecrystalswithasystemofundirectionaltwinboundaries AT obolenskiima excessconductivityandpseudogapstateinyba2cu3yalyo7dsinglecrystalswithasystemofundirectionaltwinboundaries AT bondarenkoav excessconductivityandpseudogapstateinyba2cu3yalyo7dsinglecrystalswithasystemofundirectionaltwinboundaries AT vovkrv nadliškovaprovídnístʹípsevdoŝílinnestanoviŝeumonokristalahyba2cu3yalyo7dzsistemoûodnosprâmovanihdvíjnikovihmež AT obolenskiima nadliškovaprovídnístʹípsevdoŝílinnestanoviŝeumonokristalahyba2cu3yalyo7dzsistemoûodnosprâmovanihdvíjnikovihmež AT bondarenkoav nadliškovaprovídnístʹípsevdoŝílinnestanoviŝeumonokristalahyba2cu3yalyo7dzsistemoûodnosprâmovanihdvíjnikovihmež |
| first_indexed |
2025-11-27T04:28:09Z |
| last_indexed |
2025-11-27T04:28:09Z |
| _version_ |
1849916334300725248 |
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