凝聚态物理

杨乐仙 副教授

清华大学物理系

理科楼

北京 100084

电话:010-62792385

传真:010-62781604

lxyang@tsinghua.edu.cn

个人网页:http://info.phys.tsinghua.edu.cn/YangLX/

个人简历

教育背景

2002/09-2006/07

复旦大学物理系

学士

2006/09-2011/06

复旦大学物理系

博士(导师:封东来教授)

工作经历

2011/10-2014/06

德国基尔大学

博士后

2014/07-2016/07

清华大学物理系

博士后(合作导师:陈宇林教授)

2016/09-2018/12

2019/01-今              

清华大学物理系

清华大学物理系

助理教授

副教授


教学

《大学物理》

研究领域

主要从事凝聚态物理实验研究,主要关注量子材料新奇物性的研究,利用(时间、空间及自旋分辨的)角分辨光电子能谱在微小空间和超快时间尺度上研究固体材料的电子结构及物理性质。

目前研究方向:

1. 关联电子体系,非常规超导材料的电子机构;

2. 拓扑量子材料(拓扑绝缘体、拓扑半金属、拓扑超导体等)的电子结构、自旋结构及其动力学过程;

3. 新型二维材料,异质结等。

计划每年招收1名博士研究生,欢迎感兴趣的同学加盟!

奖励、荣誉和学术兼职

2011-2012 德国洪堡学者;

2014-2016 清华大学物理系彭桓武奖学金;

2015    国家自然科学二等奖;

2016    清华大学优秀博士后;

2019,2022 清华大学物理系优秀教学奖

2022    清华大学物理系金锝科研奖励

主要论著

*: Corresponding author/Co-corresponding author, #: First author/Co-first author

1. X. Du, L. Kang, Y. Y. Lv, J. S. Zhou, X. Gu, R. Z. Xu, Q. Q. Zhang, Z. X. Yin, W. X. Zhao, Y. D. Li, S. M. He, D. Pei, Y. B. Chen, M. X. Wang, Z. K. Liu, Y. L. Chen*, L X. Yang*.

Crossed Luttinger Liquid Hidden in a Quasi-two-dimensional Material h-Mo4O11.

Nature Physics, online published (2022).

2. Runzhe Xu, Yunhe Bai, Jingsong Zhou, Jiaheng Li, Xu Gu, Na Qin, Zhongxu Yin, Xian Du, Qinqin Zhang, Wenxuan Zhao, Yidian Li, Yang Wu, Cui Ding, Lili Wang, Aiji Liang, Zhongkai Liu, Yong Xu, Xiao Feng, Ke He, Yulin Chen*, and Lexian Yang*.

Evolution of the Electronic Structure of Ultrathin MnBi2Te4 Films.

Nano Letters 22, 6320-6327 (2022).

3. X. Gu, C. Chen, W. S. Wei, L. L. Gao, J. Y. Liu, X. Du, D. Pei, J. S. Zhou, R. Z. Xu, Z. X. Yin, W. X. Zhao, Y. D. Li, C. Jozwiak, A. Bostwick, E. Rotenberg, D. Backes, L. S. I. Veiga, S. Dhesi, T. Hesjedal, G. van der Laan, H. F. Du, W. J. Jiang, Y. P. Qi, G. Li, W. J. Shi, Z. K. Liu, Y.L. Chen*, and L. X. Yang*.

Robust kagome electronic structure in the topological quantum magnets XMn6Sn6 (X = Dy, Tb, Gd, Y).

Physical Review B 105, 155108 (2022).

4. L. Kang, X. Du, J. S. Zhou, X. Gu, Y. J. Chen, R. Z. Xu, Q. Q. Zhang, S. C. Sun, Z. X. Yin, Y. W. Li, D. Pei, J. Zhang, R. K. Gu, Z. G. Wang, Z. K. Liu, R. Xiong, J. Shi, Y. Zhang, Y. L. Chen* & L. X. Yang*.

Band-selective Holstein polaron in Luttinger liquid material A0.3MoO3 (A = K, Rb).

Nature Communications 12, 6183 (2021).          

5. Y. W. Li, H. J. Zheng, Y. Q. Fang, D. Q. Zhang, Y. J. Chen, C. Chen, A. J. Liang, W. J. Shi, D. Pei, L. X. Xu, S. Liu, J. Pan, D. H. Lu, M. Hashimoto, A. Barinov, S. W. Jung, C. Cacho, M. X. Wang, Y. He, L. Fu, H. J. Zhang*, F. Q. Huang*, L. X. Yang*, Z. K. Liu*, and Y. L. Chen*.

Observation of topological superconductivity in a stoichiometric transition metal dichalcogenide 2M-WS2.

Nature Communications 12, 2874 (2021).                                      

6. L. X. Yang#*, G. Rohde, K. Hanff, A. Stange, R. Xiong, J. Shi, M. Bauer, and K. Rossnag

Bypassing the structural bottleneck in the ultrafast melting of electronic order.

Physical Review Letter 125, 266402 (2020).            

7. Shucui Sun, Yiwei Li, Yujie Chen, Xiang Xu, Lu Kang, Jingsong Zhou, Wei Xia, Shuai Liu, Meixiao Wang, Juan Jiang, Aiji Liang, Ding Pei, Kunpeng Zhao, Pengfei Qi, Xun Shi, Lidong Chen, Yanfeng Guo, Zhengguo Wang, Yan Zhang, Zhongkai Liu, Lexian Yang* and Yulin Chen*.

Electronic origin for the enhanced thermoelectric efficiency of Cu2Se.

Science Bulletin 65, 1888 (2020).                

8. X. Xu, Y. W. Li, S. R. Duan, S. L. Zhang, Y. J. Chen, L. Kang, A. J. Liang, C. Chen, W. Xia, Y. Xu, P. Malinowski, X. D. Xu, J.-H. Chu, G. Li, Y. F. Guo, Z. K. Liu, L. X. Yang*, and Y. L. Chen*.

Signature for non-Stoner ferromagnetism in the van der Waals ferromagnet Fe3GeTe2.
Physical Review B 101, 201104(R) (2020).              

9. Yujie Chen, Xu Gu, Yiwei Li, Xian Du, Lexian Yang*, and Yulin Chen*.

Recent advances in topological quantum materials by angle-resolved photoemission spectroscopy.
Matter 3, 1114 (2020).                                  

10. Y. J. Chen, L. X. Xu, J. H. Li, Y. W. Li, C. F. Zhang, H. Li, Y. Wu, A. J. Liang, C. Chen, S. W. Jung, C. Cacho, H. Y. Wang, Y. H. Mao, S. Liu, M. X. Wang, Y. F. Guo, Y. Xu, Z. K. Liu*, L. X. Yang*, and Y. L. Chen*

Topological Electronic Structure and Its Temperature Evolution in Antiferromagnetic Topological Insulator MnBi2Te4.

Physical Review X 9, 041040 (2019)                

11. H. F. Yang#, L. X. Yang#, Z. K. Liu#, Y. Sun#, C. Chen, H. Peng, M. Schmidt, D. Prabhakaran, B. A. Bernevig, C. Felser, B. H. Yan and Y. L. Chen.

Topological Lifshitz Transitions and Fermi Arc Manipulation in Weyl Semimetal NbAs.
Nature Communications 10, 3478 (2019).                                              

12. Z. K. Liu#, L. X. Yang#, Y. Sun#, T. Zhang, H. Peng, H. F. Yang, C. Chen, Y. Zhang, Y. F. Guo, D. Prabhakaran, M. Schmidt, Z. Hussain, S.-K. Mo, C. Felser, B. Yan & Y. L. Chen.

Evolution of the Fermi surface of Weyl semimetals in the transition metal pnictide family.

Nature Materials 15, 27 (2016).                          

13. L. X. Yang#, Z.K. Liu#, Y. Sun#, H. Peng, H. F. Yang, T. Zhang, B. Zhou, Y. Zhang, Y. F. Guo, M. Rahn, D. Prabhakaran, Z. Hussain, S-K Mo, C. Felser, B. Yan, Y. L. Chen.

Weyl semimetal phase in the non-centrosymmetric compound TaAs.

Nature physics 11, 728 (2015).

14. L. X. Yang#*, G. Rohde, T. Rohwer, A. Stange, K. Hanff, C. Sohrt, L. Rettig, R. Cortés, F. Chen, D. L. Feng, T. Wolf, B. Kamble, I. Eremin, T. Popmintchev, M. M. Murnane, H. C. Kapteyn, L. Kipp, J. Fink, M. Bauer, U. Bovensiepen, and K. Rossnagel.

Ultrafast modulation of the chemical potential in BaFe2As2 by coherent phonons.

Physical Review Letters 112, 207001 (2014).          

15. L. X. Yang#, Y. Zhang, H. W. Ou, J. F. Zhao, D. W. Shen, B. Zhou, J. Wei, F. Chen, M. Xu, C. He, Y. Chen, Z. D. Wang, X. F. Wang, T. Wu, G. Wu, X. H. Chen, M. Arita, K. Shimada, M. Taniguchi, Z. Y. Lu, T. Xiang, D. L. Feng.

Electronic Structure and Unusual Exchange Splitting in the Spin-Density-Wave State of the BaFe2As2 Parent Compound of Iron-Based Superconductors.

      Physical Review Letters 102, 107002 (2009).