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Timothy Hsieh

Portrait de Timothy Hsieh

Research Interests

I am interested in quantum materials, topological phases of matter, and applications of synthetic quantum systems for quantum simulation.

Positions Held

  • Moore Postdoctoral Fellow, Kavli Institute for Theoretical Physics, University of California, Santa Barbara (2015 Sep - 2018 Mar)


  • NSERC Discovery Grant

Recent Publications

  • W-W. Ho and T. Hsieh. Efficient Unitary Preparation of Non-trivial Quantum States. arXiv: 1803.00026 (2018).
  • T. Iadecola and T. Hsieh. Floquet Supersymmetry. Phys. Rev. Lett. 120, 210603 (2018). arXiv: 1710.05927
  • G. Halasz, T. Hsieh, and L. Balents. Fracton topological phases from strongly coupled spin chains. Phys. Rev. Lett. 119, 257202 (2017) (Editor's Suggestion). arXiv: 1707.02308
  • T. Hsieh and G. Halász. Fractons from Partons. Phys. Rev. B 96, 165105 (2017) (Editor's Suggestion). arXiv: 1703.02973
  • T. Hsieh, Y-M. Lu, and A. Ludwig. Topological Bootstrap: Fractionalization From Kondo Coupling. Science Advances Vol. 3, no. 10, e1700729 (2017). arXiv: 1610.04614
  • T. Hsieh. Entangled Cloning of Stabilizer Codes and Free Fermions. Phys. Rev. B 94, 161112(R) (2016). arXiv: 1608.04740
  • T. Hsieh, G. Halasz, and T. Grover. All Majorana Models with Translation Symmetry are Supersymmetric. Phys. Rev. Lett. 117, 166802 (2016). arXiv: 1604.08591
  • T. Liang, T. Hsieh, J. Ishikawa, S. Nakatsuji, L. Fu, and N.P. Ong. Orthogonal magnetization and symmetry breaking in pyrochlore iridate Eu2Ir2O7. Nature Physics 10.1038/nphys4051 (2017). arXiv: 1603.08022
  • T. Hsieh, H. Ishizuka, L. Balents, and T. Hughes. Bulk Topological Proximity Effect. Phys. Rev. Lett. 116, 086802 (2016). arXiv: 1510.02803


  • Efficient Preparation of Non-trivial Quantum States. MPS Conference on Ultra Quantum Matter II, Simons Foundation in New York (2018).
  • Floquet Supersymmetry, Conference on Topological Phase and Topological Quantum Computation (University of Hong Kong, 2017)
  • Topological Bootstrap: Fractionalization from Kondo Coupling, International Workshop "Topological Matter Meets Quantum Information" (Shanghai Jiaotong University, 2017)
  • PIRSA:17020099, Harnessing Topological Quantum Matter, Perimeter Institute Colloquium (2017)
  • Theory of Correlated Topological Materials Program (ISSP Tokyo, Japan, 2017)
  • Many Body Entanglement and Strongly Correlated Phenomena (Sanya, China, 2016)
  • All Majorana Models with Translation Symmetry Are Supersymmetric, Geometrical Degrees of Freedom in Topological Phases Workshop (Banff, Canada 2016) www.birs.ca/events/2016/5-day-workshops/16w5124/videos/watch/201608251634-Hsieh.html
  • Gordon Research Seminar: Quantum Science (Easton, MA 2016)
  • Gordon Research Seminar: Correlated Electron Systems (South Hadley, MA 2016)
  • Topological Phases in Condensed Matter and Cold Atomic Systems (Hong Kong 2015)
  • Bulk Topological Proximity Effect, KITP Program: New Phases and Emergent Phenomena in Correlated Materials with Strong Spin-Orbit Coupling (Santa Barbara, 2015), http://online.kitp.ucsb.edu/online/lsmatter15/hsieh2/
  • PIRSA:14100075, Bulk Entanglement Spectrum: From Topological States to Quantum Criticality, Perimeter Institute Seminar (2014)