中文

Career History

(9/2007-7/2012)PhD, Physics. Institute for Advanced Study (IASTU), Tsinghua University, Beijing, China
Advisor: Prof. Zheng-Yu Weng (Chen Ning Yang Professor of Physics); Research field: Condensed Matter Theory; Research was supported in part by: Chen Ning Yang Fellowship (2007); PhD Thesis title: Quantum Magnetism and High-Temperature Superconductivity in t-J model.

(9/2012-8/2015)Postdoctoral Researcher of the Perimeter Institute for Theoretical Physics (PI), Waterloo, Ontario, Canada.  Independent researcher. Main collaborators: Prof. Zheng-Cheng Gu and Prof. Xiao-Gang Wen. Research was financially supported by Governments of Province of Ontario and Canada through PI.

(8/2015 - Now)Postdoctoral Research Associate of the Institute for Condensed Matter Theory (ICMT) theory group, University of Illinois at Urbana-Champaign (UIUC), USA. Collaboration: working with Prof. Eduardo Fradkin, Prof. Taylor L. Hughes, Prof. Shinsei Ryu, and other senior and junior researchers. Research is financially supported in part by NSF through grant DMR at the University of Illinois.

(11/2015-12/2015)Research Associate of the Center of Mathematical Sciences and Applications (CMSA) at Harvard University, USA, invited by CMSA Director Prof. Shing-Tung Yau.

Service to the profession

Regular Referee of Physical Review Letters (PRL), Physical Review X (PRX), Physical Review B (PRB), Annals of Physics, Journal of High Energy Physics (JHEP), Proceedings of the Royal Society A, Scientific Reports, Commun. Theor. Phys., etc.

Selected papers

2017

24 [17c] 

23 [17b] AtMa P.O. Chan, PY, and Shinsei Ryu, arXiv:1703.01926 (2017). Borromean-rings braiding statistics and topological terms in four-dimensional spacetime

22 [17a] PY, Meng Cheng, and Eduardo Fradkin, arXiv:1701.05559 (2017). Fractional S-duality and fractional topological insulators

  2016

21 [16e] Matthew F. Lapa, Chao-Ming Jian, PY, and Taylor L. Hughes, Phys. Rev. B 95, 035149 (2017). [arXiv:1611.03504]. Topological electromagnetic responses of bosonic quantum Hall, topological insulator, and chiral semi-metal phases in all dimensions

20 [16d] PY, arXiv:1610.08645. (3+1)D anomalous twisted gauge theories with global symmetry.

19 [16c] Shang-Qiang Ning, Zheng-Xin Liu, and PY*,  Phys. Rev. B 94, 245120 (2016). [arXiv:1609.00985]. Symmetry enrichment in three-dimensional topological phases. [*Corresponding author]

18 [16b] Yuxuan Wang and PY, Phys. Rev. B 94, 075115 (2016). [arXiv:1604.05311]. Topological density-wave states in a particle-hole symmetric Weyl metal.

17 [16a] PY, Taylor L. Hughes, Joseph Maciejko, and Eduardo Fradkin, Phys. Rev. B 94, 115104 (2016). [arXiv:1603.02696]. Composite particle theory of three-dimensional gapped fermionic phases: Fractional topological insulators and charge-loop excitation symmetry.

2015

16 [15] PY and Zheng-Cheng Gu, Phys. Rev. B 93, 205157 (2016). [arXiv:1508.05689]. Topological quantum field theory of three-dimensional bosonic Abelian-symmetry-protected topological phases.

2014 

15 [14d] Ching Hua Lee and PY, Phys. Rev. B 91, 085119 (2015). [arXiv:1410.8670]. Free-fermion entanglement spectrum through Wannier interpolation.

14 [14c] PY and Zheng-Cheng Gu, Phys. Rev. X 5, 021029 (2015). [arXiv:1410.2594] Media. Vortex-line condensation in three dimensions: A physical mechanism of bosonic topological insulators.

13 [14b] Zheng-Xin Liu, Jia-Wei Mei, PY, and Xiao-Gang Wen, Phys. Rev. B 90, 235146 (2014). [arXiv:1408.1676]. U(1)×U(1) symmetry protected topological order in Gutzwiller wave functions.

12 [14a] Ching Hua Lee, PY, and Xiao-Liang Qi, J. Stat. Mech. P10023 (2014). [arXiv:1403.1039]. Position-momentum duality in the entanglement spectrum of free fermions.

2013 

11 [13d] Yao Ma, PY, and Zheng-Yu Weng, New J. Phys. 16, 083039 (2014). [arXiv:1311.3395]. Low-temperature pseudogap phenomenon: Precursor of high-Tc Superconductivity.

10 [13c] Qing-Rui Wang and PY, Phys. Rev. B 90, 045106 (2014). [arXiv:1310.6496]. Sign structure and generalized Marshall theorem for the spin-S t-J chain.

 9 [13b] PY and Juven Wang, Phys. Rev. B 88, 235109 (2013). [arXiv:1306.3695]. Symmetry-protected topological phases with charge and spin symmetries: Response theory and dynamical gauge theory in two and three dimensions.

 8 [13a] PY and Xiao-Gang Wen, Phys. Rev. B 89, 045127 (2014). [arXiv:1303.3572v3]. Constructing symmetric topological phases of bosons in three dimensions via fermionic projective construction and dyon condensation.

2012 

 7 [12c] PY and Xiao-Gang Wen, Phys. Rev. B 87, 195128 (2013). [arXiv:1212.2121]. Projective construction of two-dimensional symmetry-protected topological phases with U(1), SO(3), or SU(2) symmetries.

 6 [12b] PY and Qing-Rui Wang, Nucl. Phys. B 874, 386 (2013). [arXiv:1206.0258]. Monopoles, confinement and charge localization in the t-J model with dilute holes.

 5 [12a] Chao-Xing Liu, PY, and Xiao-Liang Qi, Phys. Rev. B 87, 235306 (2013). [arXiv:1204.6551] [Erratum]. Chiral gauge field and axial anomaly in a Weyl-semi-metal. 

2011

4 [11b] PY, Long Zhang, and Zheng-Yu Weng, Phys. Rev. B 85, 205142 (2012). [arXiv:1110.0125]. Superconductivity in mutual Chern-Simons gauge theory.

  3 [11a] PY, Chu-Shun Tian, Xiao-Liang Qi, and Zheng-Yu Weng, Nucl. Phys. B 854, 815 (2012). [arXiv:1106.1223]. Electron fractionalization and unconventional order parameters of the t-J model.

2010 and before

  2 [10] PY, Chu-Shun Tian, Xiao-Liang Qi, and Zheng-Yu Weng, Phys. Rev. Lett. 106, 147002 (2011). [arXiv:1007.2507]. Confinement-deconfinement interplay in quantum phases of doped Mott insulators.

  1 [07] PY, Xiao-Lu Yu, Yi Guan, and Xiang-Qian Luo, Mod. Phys. Lett. A 22, 547 (2007). Overlap fermions in the strong coupling limit.