简介：
2022年至今, 中国科学院物理研究所, 特聘研究员
2017-2021年，瑞士弗里堡大学物理系，博士后
2015-2017年，北京高压科学研究中心，博士后
2014-2015年，中国科学院物理研究所，研究助理
2008-2014年，中国科学院物理研究所，凝聚态物理，理学博士
2012-2013年，巴黎高等物理化工学院，凝聚态物理，联培博士
2004-2008年，武汉大学，材料物理，理学学士
主要研究方向：
利用红外光谱研究超导和强关联电子体系的电子结构与低能激发
过去的主要工作及获得的成果：
过去的主要工作聚焦在铁基超导体、强关联和平带电子体系以及新型拓扑量子材料的电荷动力学性质研究，研究内容涉及非常规超导电性、自旋/电荷密度波态、电声相互作用、金属-绝缘体相变、平带和重费米子态、Weyl费米子和多重费米子，以及拓扑相变等前沿科学问题。迄今在PRL、 PNAS、Nature子刊等国际知名期刊发表论文60余篇。主要成果包括：
1. 铁基/铜基超导体的电荷动力学性质研究
- 在BaKFeAs中发现隐藏的线性散射率行为【PRL 2013】
- 揭示Fe-As声子Fano非对称线型与超导临界温度之间的标度关系【PRB 2015; PRL 2019】
- 揭示SDW涨落与超导竞争关系【PRB 2016; PRB 2017; PRB 2018】
- 揭示清洁极限和脏极限超导能隙共存【PRB 2019】
- 在双层铁基超导体中发现跨层等离子模与异常声子行为【PRB 2020】
- 在铜氧化物中揭示赝能隙电子态空间调制的光学证据【RPP 2023】
2. 强关联与平带物理研究
- 在Sr2IrO4体系中揭示Mott型到Slater型能隙的连续演化 【PRL 2020】
- 在Nd2Ir2O7中莫特关联驱动的连续型金属绝缘转变【NP 2020 】
- 在La3Ir3O11中发现轨道选择性的自旋轨道耦合Mott绝缘态【PRL 2026 】
- 在YFe2Ge2中揭示3d电子重费米子材料的Kondo-like行为起源【PNAS 2024 】
- 在Kagome FeGe中揭示非常规电荷密度波的形成机制【PRL 2025】
- 在Ta2Pd3Te5中发现激子凝聚导致的平带光学激发【arXiv:2506.18350】
3. 新型拓扑量子材料的光学性质研究
- 在TaAs中发现Weyl费米子的光学特征极其与声子的耦合【PRB 2016; NC2017】
- 在ZrTe5中揭示温度驱动的拓扑相变与中间Dirac半金属态【PRL 2018】
- 在CoSi、RhSi等手性拓扑半金属中研究多重费米子的线性与非线性光学响应【PNAS 2020; npj QM 2020 】
- 揭示MnBi2Te4、EuIn2As2、EuZn2As2等磁性拓扑体系中的低能激发与多自由度耦合行为 【PRB 2021; PRB 2025】
代表性论文及专利：
29. Kai Wang, Jun Yang, Chaoyang Kang, Weikang Wu, Wenka Zhu, Jianzhou Zhao, Yaomin Dai, and Bing Xu, Orbital-Selective Spin-Orbit Mott Insulator in Fractional Valence Iridate La3Ir3O11, Phys. Rev. Lett. 136, 096501 (2026).
28. Shaohui Yi1, Zhiyu Liao, Qi Wang, Haiyang Ma, Jianpeng Liu, Xiaokun Teng, Bin Gao, Pengcheng Dai, Yaomin Dai, Jianzhou Zhao, Yanpeng Qi, Bing Xu, and Xianggang Qiu, Charge Dynamics of an Unconventional Three-Dimensional Charge Density Wave in Kagome FeGe, Phys. Rev. Lett. 134, 086902 (2025).
27. Zhiyu Liao, Boxuan Li, Shaohui Yi, Lincong Zheng, Yubiao Wu, Enkui Yi, Premysl Marsik, Bing Shen, Hongming Weng, Bing Xu, Xianggang Qiu, and Christian Bernhard, Spectroscopic signatures of magnetization-induced band renormalization and strong spin charge lattice coupling in EuZn2As2, Phys. Rev. B 111, 155131 (2025).
26. Yong-Jie Xie, Ang Qian, Bin He, Yu-Biao Wu, Sheng Wang, Bing Xu, Guoqiang Yu, Xiufeng Han, and X. G. Qiu, Visualization of Skyrmion-Superconducting Vortex Pairs in a Chiral-Magnet–Superconductor Heterostructure, Phys. Rev. Lett. 133, 166706 (2024).
25. Bing Xu, Rui Liu, Hongliang Wo, Zhiyu Liao, Shaohui Yi, Chunhong Li, Jun Zhao, Xianggang Qiu, Zhiping Yin, and Christian Bernhard, Unraveling the origin of Kondo-like behavior in the 3d-electron heavy-fermion compound YFe2Ge2, Proc. Natl. Acad. Sci. 121, e2401430121 (2024).
24. Petr Adamus, Bing Xu, Premysl Marsik, Adam Dubroka, Paulína Barabasová, Hana Růžičková, Pascal Puphal, Ekaterina Pomjakushina, Jeffery L Tallon, Yves-Laurent Mathis, Dominik Munzar, and Christian Bernhard, Analogies of phonon anomalies and electronic gap features in the infrared response Sr14-xCaxCu24O41 of and underdoped YBa2Cu3O6+x, Rep. Prog. Phys. 86, 044502 (2023).
23. Min-Cheol Lee, N. Sirica, S. W. Teitelbaum, A. Maznev, Thomas Pezeril, Roxanne Tutchton, V. Krapivin, G. A. de La Pena, Y. Huang, L. X. Zhao, G. F. Chen, Bing Xu, R. Yang, J. Shi, J. X. Zhu, Dmitry Anatolievitch Yarotski, X. G. Qiu, K. A. Nelson, M. Trigo, D. A. Reis, and Rohit Prativadi Prasankumar, Direct observation of coherent longitudinal and shear acoustic phonons in TaAs using ultrafast x-ray diffraction, Phys. Rev. Lett. 128, 155301 (2022).
22. N. Sirica, P. P. Orth, M. S. Scheurer, Y. M. Dai, M. C. Lee, P. Padmanabhan, L. T. Mix, S. W. Teitelbaum, M. Trigo, L. X. Zhao, G. F. Chen, Bing Xu, R. Yang, B. Shen, C. Hu, C. C. Lee, H. Lin, T. A. Cochran, S. A. Trugman, J. X. Zhu, M. Z. Hasan, N. Ni, X. G. Qiu, A. J. Taylor, D. A. Yarotski and R. P. Prasankumar. Photocurrent-driven transient symmetry breaking in the Weyl semimetal TaAs. Nature Materials 21, 62 (2022).
21. Bing Xu, P. Marsik, S. Sarkar, F. Lyzwa, Y. Zhang, B. Shen, and C. Bernhard, Infrared study of the interplay of charge, spin, and lattice excitations in the magnetic topological insulator EuIn2As2, Phys. Rev. B 103, 245101 (2021).
20. Zhuoliang Ni, A. V. Haglund, H. Wang, Bing Xu, C. Bernhard, D. G. Mandrus, X. Qian, E. J. Mele, C. L. Kane and Liang Wu, Imaging the Néel vector switching in the monolayer antiferromagnet MnPSe3 with strain-controlled Ising order, Nature Nanotechnology 16, 782 (2021).
19. Bing Xu, Y. Zhang, E. H. Alizade, Z. A. Jahangirli, F. Lyzwa, E. Sheveleva, P. Marsik, Y. K. Li, Y. G. Yao, Z. W. Wang, B. Shen, Y. M. Dai, V. Kataev, M. M. Otrokov, E. V. Chulkov, N. T. Mamedov, and C. Bernhard, Infrared study of the multiband low-energy excitations of the topological antiferromagnet MnBi2Te4, Phys. Rev. B 103, L121103 (2021).
18. Zhuoliang Ni, K. Wang, Y. Zhang, O. Pozo, Bing Xu, X. Han, K. Manna, J. Paglione, C. Felser, A. G. Grushin, F. de Juan, E. J. Mele and Liang Wu, Giant topological longitudinal circular photo-galvanic effect in the chiral multifold semimetal CoSi, Nature Communications 12, 154 (2021).
17. Bing Xu, Z. Fang, M. A. Sánchez-Martínez, J. W. F. Venderbos, Z. Ni, T. Qiu, K. Manna, K. Wang, J. Paglione, C. Bernhard, C. Felser, E. J. Mele, A. G. Grushin, A. M. Rappe, and Liang Wu, Optical signatures of multifold fermions in the chiral topological semimetal CoSi, Proc. Natl. Acad. Sci. 117, 27104 (2020).
16. Z. Ni, Bing Xu, M. A. Sánchez-Martínez, Y. Zhang, K. Manna, C. Bernhard, J. W. F. Venderbos, F. de Juan, C. Felser, A. G. Grushin, and Liang Wu, Linear and nonlinear optical responses in the multifold fermion RhSi, npj Quantum Materials 5, 96 (2020).
15. K. Wang, Bing Xu, C. W. Rischau, N. Bachar, B. Michon, J. Teyssier, Y. Qiu, T. Ohtsuki, B. Cheng, N. P. Armitage, S. Nakatsuji and D. van der Marel, Unconventional free charge in the correlated semimetal Nd2Ir2O7, Nature Physics 16, 1194 (2020).
14. Xiaorui Zheng, Bing Xu, Shuo Li, Han Lin, Ling Qiu, Dan Li and Baohua Jia, Free-standing graphene oxide mid-infrared polarizers, Nanoscale 12, 11480 (2020).
13. Bing Xu, D. Munzar, A. Dubroka, E. Sheveleva, F. Lyzwa, P. Marsik, C. N. Wang, Z. C. Wang, G. H. Cao and C. Bernhard, Superconductivity-induced transverse plasma mode and phonon anomaly in the c-axis response of the bilayer compound RbCa2Fe4As4F2, Phys. Rev. B 101, 214512 (2020).
12. Bing Xu, P. Marsik, E. Sheveleva, F. Lyzwa, A. Louat, V. Brouet, D. Munzar and C. Bernhard, Optical Signature of a Crossover from Mott- to Slater-type Gap in Sr2Ir1−xRhxO4, Phys. Rev. Lett. 124, 027402 (2020).
11. Bing Xu, E. Cappelluti, L. Benfatto, B. P. P. Mallett, P. Marsik, E. Sheveleva, F. Lyzwa, Th. Wolf, R. Yang, X. G. Qiu, Y. M. Dai, H. H. Wen, R. P. S. M. Lobo, C. Bernhard, Scaling of the Fano effect of the in-plane Fe-As phonon and the superconducting critical temperature in Ba1−xKxFe2As2, Phys. Rev. Lett. 122, 217002 (2019).
10. N. Sirica, R.I. Tobey, L.X. Zhao, G.F. Chen, Bing Xu, R. Yang, B. Shen, D.A. Yarotski, P. Bowlan, S. A. Trugman, J. X. Zhu, Y.M. Dai, A.K. Azad, N. Ni, X.G. Qiu, A.J. Taylor, and R.P. Prasankumar, Tracking ultrafast photocurrents in the Weyl semimetal TaAs using THz emission spectroscopy, Phys. Rev. Lett. 122, 197401 (2019).
9. Bing Xu, Z. C. Wang, E. Sheveleva, F. Lyzwa, P. Marsik, G. H. Cao and C. Bernhard, Bandselective clean- and dirty-limit superconductivity with nodeless gaps in the bilayer iron-based superconductor CsCa2Fe4As4F2, Phys. Rev. B 99, 125119 (2019).
8. Bing Xu, H. Xiao, B. Gao, Y. H. Ma, G. Mu, P. Marsik, E. Sheveleva, F. Lyzwa, Y. M. Dai, R. P. S. M. Lobo, and C. Bernhard, Optical study of Dirac fermions and related phonon anomalies in the antiferromagnetic compound CaFeAsF, Phys. Rev. B 97, 195110 (2018).
7. Bing Xu, L. X. Zhao, P. Marsik, E. Sheveleva, F. Lyzwa, Y. M. Dai, G. F. Chen, X. G. Qiu, and C. Bernhard, Temperature-Driven Topological Phase Transition and Intermediate Dirac Semimetal Phase in ZrTe5, Phys. Rev. Lett. 121, 187401 (2018).
6. Bing Xu, Y. M. Dai, L. X. Zhao, K. Wang, R. Yang, W. Zhang, J. Y. Liu, H. Xiao, G. F. Chen, S. A. Trugman, J. X. Zhu. J. Taylor, D. A. Yarotski, R. P. Prasankumar and X. G. Qiu, Temperature-tunable Fano resonance induced by strong coupling between Weyl fermions and phonons in TaAs, Nature Communications 8, 14933 (2017).
5. Bing Xu, Y. M. Dai, H. Xiao, B. Shen, H. H. Wen, X. G. Qiu, and R. P. S. M. Lobo, Infrared probe of the gap evolution across the phase diagram of Ba1−xKxFe2As2, Phys. Rev. B 96, 115125 (2017).
4. Bing Xu, Y. M. Dai, L. X. Zhao, K. Wang, R. Yang, W. Zhang, J. Y. Liu, H. Xiao, G. F. Chen, A. J. Taylor, D. A. Yarotski, R. P. Prasankumar and X. G. Qiu, Optical spectroscopy of the Weyl semimetal TaAs, Phys. Rev. B 93, 121110(Rapid Communications) (2016).
3. Bing Xu, Y. M. Dai, H. Xiao, B. Shen, Z.R. Ye, A. Forget, D. Colson, D. L. Feng, H. H. Wen, X. G. Qiu, and R. P. S. M. Lobo, Optical observation of spin-density-wave fluctuations in Ba122 iron-based superconductors, Phys. Rev. B 94, 085147 (2016).
2. Bing Xu, Y. M. Dai, B. Shen, H. Xiao, Z.R. Ye, A. Forget, D. Colson, D. L. Feng, H. H. Wen, C. C. Homes, X. G. Qiu, and R. P. S. M. Lobo, Anomalous phonon redshift in K-doped BaFe2As2 iron pnictides, Phys. Rev. B 91, 104510 (2015).
1. Y. M. Dai, Bing Xu, B. Shen, H. Xiao, H. H. Wen, X. G. Qiu, C. C. Homes, and R. P. S. M. Lobo, Hidden T-Linear Scattering Rate in Ba0.6K0.4Fe2As2 Revealed by Optical Spectroscopy, Phys. Rev. Lett. 111, 117001 (2013).
目前的研究课题及展望：
主持和参与国家青年人才项目、中国科学院人才项目、国家基金委面上项目和科技部重点研发计划等科研项目
培养研究生情况：
每年拟招收研究生1-2人，欢迎具有物理或材料背景的学生联系报考
其他联系方式：
010-82649644
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