Magneto-Transport and Shubnikov–de Haas Oscillations in the Type-II Weyl Semimetal Candidate NbIrTe_4 Flake
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Xiang-Wei Huang,
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Xiao-Xiong Liu,
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Peng Yu,
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Pei-Ling Li,
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Jian Cui,
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Jian Yi,
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Jian-Bo Deng,
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Jie Fan,
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Zhong-Qing Ji,
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Fan-Ming Qu,
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Xiu-Nian Jing,
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Chang-Li Yang,
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Li Lu,
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Zheng Liu,
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Guang-Tong Liu
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Abstract
We report on magnetoresistance, Hall effect, and quantum Shubnikov–de Haas oscillation (SdH) experiments in NbIrTe_4 single crystals, which was recently predicted to be a type-II Weyl semimetal. NbIrTe_4 manifests a non-saturating and parabolic magnetoresistance at low temperatures. The magneto-transport measurements show that NbIrTe_4 is a multiband system. The analysis of the SdH oscillations reveals four distinct oscillation frequencies. Combined with the density-functional theory calculations, we show that they come from two types of Fermi surfaces: electron pocket E_1 and hole pocket H_2.
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Cite this article:
Xiang-Wei Huang, Xiao-Xiong Liu, Peng Yu, Pei-Ling Li, Jian Cui, Jian Yi, Jian-Bo Deng, Jie Fan, Zhong-Qing Ji, Fan-Ming Qu, Xiu-Nian Jing, Chang-Li Yang, Li Lu, Zheng Liu, Guang-Tong Liu. Magneto-Transport and Shubnikov–de Haas Oscillations in the Type-II Weyl Semimetal Candidate NbIrTe$_{4}$ Flake[J].
Chin. Phys. Lett., 2019, 36(7): 077101.
DOI: 10.1088/0256-307X/36/7/077101
Xiang-Wei Huang, Xiao-Xiong Liu, Peng Yu, Pei-Ling Li, Jian Cui, Jian Yi, Jian-Bo Deng, Jie Fan, Zhong-Qing Ji, Fan-Ming Qu, Xiu-Nian Jing, Chang-Li Yang, Li Lu, Zheng Liu, Guang-Tong Liu. Magneto-Transport and Shubnikov–de Haas Oscillations in the Type-II Weyl Semimetal Candidate NbIrTe$_{4}$ Flake[J]. Chin. Phys. Lett., 2019, 36(7): 077101. DOI: 10.1088/0256-307X/36/7/077101
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Xiang-Wei Huang, Xiao-Xiong Liu, Peng Yu, Pei-Ling Li, Jian Cui, Jian Yi, Jian-Bo Deng, Jie Fan, Zhong-Qing Ji, Fan-Ming Qu, Xiu-Nian Jing, Chang-Li Yang, Li Lu, Zheng Liu, Guang-Tong Liu. Magneto-Transport and Shubnikov–de Haas Oscillations in the Type-II Weyl Semimetal Candidate NbIrTe$_{4}$ Flake[J]. Chin. Phys. Lett., 2019, 36(7): 077101. DOI: 10.1088/0256-307X/36/7/077101
Xiang-Wei Huang, Xiao-Xiong Liu, Peng Yu, Pei-Ling Li, Jian Cui, Jian Yi, Jian-Bo Deng, Jie Fan, Zhong-Qing Ji, Fan-Ming Qu, Xiu-Nian Jing, Chang-Li Yang, Li Lu, Zheng Liu, Guang-Tong Liu. Magneto-Transport and Shubnikov–de Haas Oscillations in the Type-II Weyl Semimetal Candidate NbIrTe$_{4}$ Flake[J]. Chin. Phys. Lett., 2019, 36(7): 077101. DOI: 10.1088/0256-307X/36/7/077101
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