In-plane electrical impedance as a probe for the electron nematicity of BaFe2As2
In-plane electrical impedance has been examined in as-grown single crystals of BaFe2As2, one of the parent compounds of iron-based superconductors. From the results, it is found that the real part of the impeditivity, namely the AC resistivity, reveals the in-plane anisotropy of the material without...
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doaj-f817fb72992c4729af3765a0e8953eb32020-11-24T21:46:30ZengAIP Publishing LLCAIP Advances2158-32262019-03-0193035140035140-410.1063/1.5082656082903ADVIn-plane electrical impedance as a probe for the electron nematicity of BaFe2As2Fan Wu0Yongqiang Li1Dongliang Gong2Wenliang Zhang3Tao Xie4Jun Yuan5Qirui Yang6Kai Chen7Huiqian Luo8Junming Liu9Jinsong Zhu10School of Science, Nanjing University of Science and Technology, Nanjing 210094, P.R. ChinaNational Laboratory of Solid State Microstructures, Nanjing University, Nanjing 210093, P.R. ChinaBeijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences, Beijing 100190, P.R. ChinaBeijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences, Beijing 100190, P.R. ChinaBeijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences, Beijing 100190, P.R. ChinaSchool of Science, Nanjing University of Science and Technology, Nanjing 210094, P.R. ChinaSchool of Science, Nanjing University of Science and Technology, Nanjing 210094, P.R. ChinaSchool of Science, Nanjing University of Science and Technology, Nanjing 210094, P.R. ChinaBeijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences, Beijing 100190, P.R. ChinaNational Laboratory of Solid State Microstructures, Nanjing University, Nanjing 210093, P.R. ChinaNational Laboratory of Solid State Microstructures, Nanjing University, Nanjing 210093, P.R. ChinaIn-plane electrical impedance has been examined in as-grown single crystals of BaFe2As2, one of the parent compounds of iron-based superconductors. From the results, it is found that the real part of the impeditivity, namely the AC resistivity, reveals the in-plane anisotropy of the material without any applied uniaxial strain. The imaginary part, i.e., the reactivity, also indicates strong in-plane anisotropy and is linearly dependent on the electrical frequency. Our study demonstrates that electrical impedance is a new and effective method of probing the electron nematicity of iron-based superconductors.http://dx.doi.org/10.1063/1.5082656 |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Fan Wu Yongqiang Li Dongliang Gong Wenliang Zhang Tao Xie Jun Yuan Qirui Yang Kai Chen Huiqian Luo Junming Liu Jinsong Zhu |
spellingShingle |
Fan Wu Yongqiang Li Dongliang Gong Wenliang Zhang Tao Xie Jun Yuan Qirui Yang Kai Chen Huiqian Luo Junming Liu Jinsong Zhu In-plane electrical impedance as a probe for the electron nematicity of BaFe2As2 AIP Advances |
author_facet |
Fan Wu Yongqiang Li Dongliang Gong Wenliang Zhang Tao Xie Jun Yuan Qirui Yang Kai Chen Huiqian Luo Junming Liu Jinsong Zhu |
author_sort |
Fan Wu |
title |
In-plane electrical impedance as a probe for the electron nematicity of BaFe2As2 |
title_short |
In-plane electrical impedance as a probe for the electron nematicity of BaFe2As2 |
title_full |
In-plane electrical impedance as a probe for the electron nematicity of BaFe2As2 |
title_fullStr |
In-plane electrical impedance as a probe for the electron nematicity of BaFe2As2 |
title_full_unstemmed |
In-plane electrical impedance as a probe for the electron nematicity of BaFe2As2 |
title_sort |
in-plane electrical impedance as a probe for the electron nematicity of bafe2as2 |
publisher |
AIP Publishing LLC |
series |
AIP Advances |
issn |
2158-3226 |
publishDate |
2019-03-01 |
description |
In-plane electrical impedance has been examined in as-grown single crystals of BaFe2As2, one of the parent compounds of iron-based superconductors. From the results, it is found that the real part of the impeditivity, namely the AC resistivity, reveals the in-plane anisotropy of the material without any applied uniaxial strain. The imaginary part, i.e., the reactivity, also indicates strong in-plane anisotropy and is linearly dependent on the electrical frequency. Our study demonstrates that electrical impedance is a new and effective method of probing the electron nematicity of iron-based superconductors. |
url |
http://dx.doi.org/10.1063/1.5082656 |
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