Kohn–Luttinger effect and anomalous pairing in repulsive Fermi-systems at low density

In the large variety of models such as 3D and 2D Fermi-gas model with hard-core repulsion, 3D and 2D Hubbard model, and Shubin–Vonsovsky model we demonstrate the possibility of triplet p-wave pairing at low electron density. We show that the critical temperature of the p-wave pairing can be strong...

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Дата:2012
Автори: Kagan, M.Yu., Efremov, D.V., Mar’enko, M.S., Val’kov, V.V.
Формат: Стаття
Мова:English
Опубліковано: Фізико-технічний інститут низьких температур ім. Б.І. Вєркіна НАН України 2012
Назва видання:Физика низких температур
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Онлайн доступ:http://dspace.nbuv.gov.ua/handle/123456789/117620
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Назва журналу:Digital Library of Periodicals of National Academy of Sciences of Ukraine
Цитувати:Kohn–Luttinger effect and anomalous pairing in repulsive Fermi-systems at low density / M.Yu. Kagan, D.V. Efremov, M.S. Mar’enko, V.V. Val’kov // Физика низких температур. — 2012. — Т. 38, № 9. — С. 1102-1108. — Бібліогр.: 59 назв. — англ.

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Digital Library of Periodicals of National Academy of Sciences of Ukraine
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spelling irk-123456789-1176202017-05-26T03:02:33Z Kohn–Luttinger effect and anomalous pairing in repulsive Fermi-systems at low density Kagan, M.Yu. Efremov, D.V. Mar’enko, M.S. Val’kov, V.V. К 80-летию Виктора Валентиновича Еременко In the large variety of models such as 3D and 2D Fermi-gas model with hard-core repulsion, 3D and 2D Hubbard model, and Shubin–Vonsovsky model we demonstrate the possibility of triplet p-wave pairing at low electron density. We show that the critical temperature of the p-wave pairing can be strongly increased in a spinpolarized case or in a two-band situation already at low density and reach experimentally observable values of (1–5) K. We also discuss briefly d-wave pairing and high-Tc superconductivity with Tc ~ 100 K which arises in the extended Hubbard model and in the generalized t-J model close to half-filling. 2012 Article Kohn–Luttinger effect and anomalous pairing in repulsive Fermi-systems at low density / M.Yu. Kagan, D.V. Efremov, M.S. Mar’enko, V.V. Val’kov // Физика низких температур. — 2012. — Т. 38, № 9. — С. 1102-1108. — Бібліогр.: 59 назв. — англ. 0132-6414 PACS: 71.27.+а, 71.10.–w http://dspace.nbuv.gov.ua/handle/123456789/117620 en Физика низких температур Фізико-технічний інститут низьких температур ім. Б.І. Вєркіна НАН України
institution Digital Library of Periodicals of National Academy of Sciences of Ukraine
collection DSpace DC
language English
topic К 80-летию Виктора Валентиновича Еременко
К 80-летию Виктора Валентиновича Еременко
spellingShingle К 80-летию Виктора Валентиновича Еременко
К 80-летию Виктора Валентиновича Еременко
Kagan, M.Yu.
Efremov, D.V.
Mar’enko, M.S.
Val’kov, V.V.
Kohn–Luttinger effect and anomalous pairing in repulsive Fermi-systems at low density
Физика низких температур
description In the large variety of models such as 3D and 2D Fermi-gas model with hard-core repulsion, 3D and 2D Hubbard model, and Shubin–Vonsovsky model we demonstrate the possibility of triplet p-wave pairing at low electron density. We show that the critical temperature of the p-wave pairing can be strongly increased in a spinpolarized case or in a two-band situation already at low density and reach experimentally observable values of (1–5) K. We also discuss briefly d-wave pairing and high-Tc superconductivity with Tc ~ 100 K which arises in the extended Hubbard model and in the generalized t-J model close to half-filling.
format Article
author Kagan, M.Yu.
Efremov, D.V.
Mar’enko, M.S.
Val’kov, V.V.
author_facet Kagan, M.Yu.
Efremov, D.V.
Mar’enko, M.S.
Val’kov, V.V.
author_sort Kagan, M.Yu.
title Kohn–Luttinger effect and anomalous pairing in repulsive Fermi-systems at low density
title_short Kohn–Luttinger effect and anomalous pairing in repulsive Fermi-systems at low density
title_full Kohn–Luttinger effect and anomalous pairing in repulsive Fermi-systems at low density
title_fullStr Kohn–Luttinger effect and anomalous pairing in repulsive Fermi-systems at low density
title_full_unstemmed Kohn–Luttinger effect and anomalous pairing in repulsive Fermi-systems at low density
title_sort kohn–luttinger effect and anomalous pairing in repulsive fermi-systems at low density
publisher Фізико-технічний інститут низьких температур ім. Б.І. Вєркіна НАН України
publishDate 2012
topic_facet К 80-летию Виктора Валентиновича Еременко
url http://dspace.nbuv.gov.ua/handle/123456789/117620
citation_txt Kohn–Luttinger effect and anomalous pairing in repulsive Fermi-systems at low density / M.Yu. Kagan, D.V. Efremov, M.S. Mar’enko, V.V. Val’kov // Физика низких температур. — 2012. — Т. 38, № 9. — С. 1102-1108. — Бібліогр.: 59 назв. — англ.
series Физика низких температур
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first_indexed 2023-10-18T20:30:13Z
last_indexed 2023-10-18T20:30:13Z
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