Yang Qi

Researcher
Department of Physics, Fudan University
Shanghai, China


Education

2005 - 2010
PhD
Department of Physics, Harvard University, Cambridge MA, USA.
Advisor
Subir Sachdev
Thesis
Spin and charge fluctuations in strongly correlated systems.
2001-2005
BS
Department of Physics, Tsinghua University, Beijing, China.

Employment

2017 onwards
Researcher
Department of Physics, Fudan University, Shanghai, China.
2016-2017
Postdoc
Department of Physics, Massachusetts Institute of Technology, Cambridge MA, USA
Advisor
Liang Fu and Senthil Todadri.
2014-2016
Visiting Professor
Perimeter Institute for Theoretical Physics, Waterloo ON, Canada.
2010-2014
Associate Researcher
Institute for Advanced Study, Tsinghua University, Beijing, China.
May-Aug 2006
Internship
Schlumberger-Doll Research, Ridgefield, CT, USA.
Supervisor
Denise Freed and Pabitra Sen.

Publications

  1. Dynamical Signature of Symmetry Fractionalization in Frustrated Magnets
    Guang-Yu Sun, Yan-Cheng Wang, Chen Fang, Yang Qi, Meng Cheng, and Zi Yang Meng, Phys. Rev. Lett. 121, 077201 (2018).
  2. Itinerant quantum critical point with frustration and a non-Fermi liquid
    Zi Hong Liu, Xiao Yan Xu, Yang Qi, Kai Sun, and Zi Yang Meng, Phys. Rev. B 98, 045116 (2018).
  3. Classification of symmetry fractionalization in gapped Z2 spin liquids
    Yang Qi and Meng Cheng, Phys. Rev. B 97, 115138 (2018).
  4. Self-learning Monte Carlo method: Continuous-time algorithm
    Yuki Nagai, Huitao Shen, Yang Qi, Junwei Liu, and Liang Fu, Phys. Rev. B 96, 161102(R) (2017).
  5. Caution on emergent continuous symmetry: A Monte Carlo investigation of the transverse-field frustrated Ising model on the triangular and honeycomb lattices
    Yan-Cheng Wang, Yang Qi, Shu Chen, and Zi Yang Meng, Phys. Rev. B 96 115160 (2017).
  6. Exactly solvable models for symmetry-enriched topological phases
    Meng Cheng, Zheng-Cheng Gu, Shenghan Jiang, and Yang Qi, Phys. Rev. B 96 115107 (2017).
  7. Self-learning quantum Monte Carlo method in interacting fermion systems.
    Xiao Yan Xu, Yang Qi, Junwei Liu, Liang Fu and Zi Yang Meng, Phys. Rev. B 96 041119(R) (2017).
  8. Self-learning Monte Carlo method and cumulative update in fermion systems
    Junwei Liu, Huitao Shen, Yang Qi, Zi Yang Meng and Liang Fu, Phys. Rev. B 95 241104(R) (2017).
  9. Self-learning Monte Carlo method
    Junwei Liu, Yang Qi, Zi Yang Meng and Liang Fu, Phys. Rev. B 95 041101(R) (2017).
  10. Superconductivity from a confinement transition out of a fractionalized Fermi liquid with Z2 topological and Ising-nematic orders
    Shubhayu Chatterjee, Yang Qi, Subir Sachdev and Julia Steinberg, Phys. Rev. B 94 024502 (2016).
  11. Anomalous Crystal Symmetry Fractionalization on the Surface of Topological Crystalline Insulators
    Yang Qi and Liang Fu, Phys. Rev. Lett. 115 236801 (2015).
  12. Double-semion topological order from exactly solvable quantum dimer models
    Yang Qi, Zheng-Cheng Gu and Hong Yao, Phys. Rev. B 92 155105 (2015).
  13. Charge modulation as fingerprints of phase-string triggered interference
    Zheng Zhu, Chushun Tian, Hong-Chen Jiang, Yang Qi, Zheng-Yu Weng, and Jan Zaanen, Phys. Rev. B 92 035113 (2015).
  14. Detecting crystal symmetry fractionalization from the ground state: Application to Z2 spin liquids on the kagome lattice
    Yang Qi and Liang Fu, Phys. Rev. B 91 100401(R) (2015).
  15. Continuous phase transition from Néel state to Z2 spin-liquid state on a square lattice
    Yang Qi and Zheng-Cheng Gu, Phys. Rev. B 89 235112 (2014).
  16. Loops, sign structures, and emergent Fermi statistics in three-dimensional quantum dimer models
    Vsevolod Ivanov, Yang Qi, and Liang Fu, Phys. Rev. B 89 085128 (2014).
  17. Strong correlation induced charge localization in antiferromagnets
    Zheng Zhu, Hong-Chen Jiang, Yang Qi, Chushun Tian, and Zheng-Yu Weng, Sci. Rep. 3 2586 (2013).
  18. Spin liquid phases for spin-1 systems on the triangular lattice
    Cenke Xu, Fa Wang, Yang Qi, Leon Balents, and Matthew P. A. Fisher, Phys. Rev. Lett. 108 087204 (2012).
  19. Effective theory of Fermi pockets in fluctuating antiferromagnets
    Yang Qi and Subir Sachdev, Phys. Rev. B 81 115129 (2010).
  20. Fluctuating spin density waves in metals
    Subir Sachdev, Max A. Metlitski, Yang Qi, and Cenke Xu, Phys. Rev. B 80 155129 (2009).
  21. Dynamics and transport of the Z2 spin liquid: application to κ−(ET)2Cu2(CN)3
    Yang Qi, Cenke Xu, and Subir Sachdev, Phys. Rev. Lett. 102 176401 (2009).
  22. Global phase diagram for magnetism and lattice distortion of iron-pnictide materials
    Yang Qi and Cenke Xu, Phys. Rev. B 80 094402 (2009).
  23. Experimental observables near a nematic quantum critical point in the pnictide and cuprate superconductors
    Cenke Xu, Yang Qi and Subir Sachdev, Phys. Rev. B 78 134507 (2008).
  24. Quantum phase transitions beyond the Landau paradigm in a Sp(4) spin system
    Yang Qi and Cenke Xu, Phys. Rev. B 78 014410 (2008).
  25. Insulator-metal transition on the triangular lattice
    Yang Qi and Subir Sachdev, Phys. Rev. B 77 165112 (2008).