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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Auteurs principaux:	Yuan-Chun Liu, Fu-Chun Zhang, Thomas Maurice Rice, Qiang-Hua Wang
Format:	article
Langue:	EN
Publié:	Nature Portfolio 2017
Sujets:	Materials of engineering and construction. Mechanics of materials TA401-492 Atomic physics. Constitution and properties of matter QC170-197
Accès en ligne:	https://doaj.org/article/dd9db6c8d9fa4b078cd984ff8d02f726
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id	oai: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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Theory of the evolution of superconductivity in Sr2RuO4 under anisotropic strain

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