Theory of the evolution of superconductivity in Sr2RuO4 under anisotropic strain

Condensed matter physics: strain drives evolution of superconductivity Intriguing superconducting properties appear upon anisotropic strain applied, with an insight revealed by the change of electronic structure. Yuan-Chun Liu and colleagues at the Nanjing University and collaborators in China and S...

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Autores principales: Yuan-Chun Liu, Fu-Chun Zhang, Thomas Maurice Rice, Qiang-Hua Wang
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Lenguaje:EN
Publicado: Nature Portfolio 2017
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Acceso en línea:https://doaj.org/article/dd9db6c8d9fa4b078cd984ff8d02f726
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spelling oai:doaj.org-article:dd9db6c8d9fa4b078cd984ff8d02f7262021-12-02T14:18:31ZTheory of the evolution of superconductivity in Sr2RuO4 under anisotropic strain10.1038/s41535-017-0014-y2397-4648https://doaj.org/article/dd9db6c8d9fa4b078cd984ff8d02f7262017-03-01T00:00:00Zhttps://doi.org/10.1038/s41535-017-0014-yhttps://doaj.org/toc/2397-4648Condensed matter physics: strain drives evolution of superconductivity Intriguing superconducting properties appear upon anisotropic strain applied, with an insight revealed by the change of electronic structure. Yuan-Chun Liu and colleagues at the Nanjing University and collaborators in China and Switzerland studied the superconductivity and competing orders in Sr2RuO4 under strain using functional renormalization group theory. An enhancement of superconducting transition temperature T c followed by a sudden drop can be traced from the evolution of Fermi surface, the contour of zero-energy excitations in momentum space in the single-particle band structure, and the development of a competing spin-density-wave order. In consistent with recent experiments, the results provide an understanding of the strain-driven superconductivity evolution by means of Fermi surface change. This work not only helps to reveal the microscopic origin behind the effect of strain on superconductivity, but also offers a solution toward manipulating superconductivity.Yuan-Chun LiuFu-Chun ZhangThomas Maurice RiceQiang-Hua WangNature PortfolioarticleMaterials of engineering and construction. Mechanics of materialsTA401-492Atomic physics. Constitution and properties of matterQC170-197ENnpj Quantum Materials, Vol 2, Iss 1, Pp 1-7 (2017)
institution DOAJ
collection DOAJ
language EN
topic Materials of engineering and construction. Mechanics of materials
TA401-492
Atomic physics. Constitution and properties of matter
QC170-197
spellingShingle Materials of engineering and construction. Mechanics of materials
TA401-492
Atomic physics. Constitution and properties of matter
QC170-197
Yuan-Chun Liu
Fu-Chun Zhang
Thomas Maurice Rice
Qiang-Hua Wang
Theory of the evolution of superconductivity in Sr2RuO4 under anisotropic strain
description Condensed matter physics: strain drives evolution of superconductivity Intriguing superconducting properties appear upon anisotropic strain applied, with an insight revealed by the change of electronic structure. Yuan-Chun Liu and colleagues at the Nanjing University and collaborators in China and Switzerland studied the superconductivity and competing orders in Sr2RuO4 under strain using functional renormalization group theory. An enhancement of superconducting transition temperature T c followed by a sudden drop can be traced from the evolution of Fermi surface, the contour of zero-energy excitations in momentum space in the single-particle band structure, and the development of a competing spin-density-wave order. In consistent with recent experiments, the results provide an understanding of the strain-driven superconductivity evolution by means of Fermi surface change. This work not only helps to reveal the microscopic origin behind the effect of strain on superconductivity, but also offers a solution toward manipulating superconductivity.
format article
author Yuan-Chun Liu
Fu-Chun Zhang
Thomas Maurice Rice
Qiang-Hua Wang
author_facet Yuan-Chun Liu
Fu-Chun Zhang
Thomas Maurice Rice
Qiang-Hua Wang
author_sort Yuan-Chun Liu
title Theory of the evolution of superconductivity in Sr2RuO4 under anisotropic strain
title_short Theory of the evolution of superconductivity in Sr2RuO4 under anisotropic strain
title_full Theory of the evolution of superconductivity in Sr2RuO4 under anisotropic strain
title_fullStr Theory of the evolution of superconductivity in Sr2RuO4 under anisotropic strain
title_full_unstemmed Theory of the evolution of superconductivity in Sr2RuO4 under anisotropic strain
title_sort theory of the evolution of superconductivity in sr2ruo4 under anisotropic strain
publisher Nature Portfolio
publishDate 2017
url https://doaj.org/article/dd9db6c8d9fa4b078cd984ff8d02f726
work_keys_str_mv AT yuanchunliu theoryoftheevolutionofsuperconductivityinsr2ruo4underanisotropicstrain
AT fuchunzhang theoryoftheevolutionofsuperconductivityinsr2ruo4underanisotropicstrain
AT thomasmauricerice theoryoftheevolutionofsuperconductivityinsr2ruo4underanisotropicstrain
AT qianghuawang theoryoftheevolutionofsuperconductivityinsr2ruo4underanisotropicstrain
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