Timothy Hsieh

Timothy Hsieh's picture
Faculty

Areas of Research:
Quantum Matter,
Quantum Information

Research Interests

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

E-mail: thsieh@perimeterinstitute.ca

Positions Held

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

Recent Publications

  • C-J. Lin, V. Calvera, and T. Hsieh. Quantum Many-Body Scar States in Two-Dimensional Rydberg Atom Arrays. Phys. Rev. B 101, 220304(R) (2020). arXiv: 2003.04516
  • Z. Li, L. Zou, and T. Hsieh. Hamiltonian Tomography via Quantum Quench. Phys. Rev. Lett. 124, 160502 (2020). arXiv: 1912.09492
  • T-C. Lu, T. Hsieh, and T. Grover. Detecting Topological Order at Finite Temperature Using Entanglement Negativity. arXiv: 1912.04293 (2019) (Phys. Rev. Lett. in press, 2020)
  • J. Wu and T. Hsieh. Variational Thermal Quantum Simulation via Thermofield Double States. Phys. Rev. Lett. 123, 220502 (2019). arXiv: 1811.11756
  • M. Beach, R. Melko, T. Grover, and T. Hsieh. Making Trotters Sprint: A Variational Imaginary Time Ansatz for Quantum Many-body Systems. Phys. Rev. B 100, 094434 (2019). arXiv: 1904.00019
  • W-W. Ho, C. Jonay, and T. Hsieh. Ultrafast Variational Simulation of Non-trivial Quantum States with Long Range Interactions. Phys. Rev. A 99, 052332 (2019). arXiv: 1810.04817
  • W-W. Ho and T. Hsieh. Efficient variational simulation of non-trivial quantum states. SciPost Phys. 6, 029 (2019). 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
  • S. Sang and T. Hsieh. Measurement Protected Quantum Phases. arXiv: 2004.09509 (2020)
  • D. Zhu, S. Johri, N. M. Linke, K. A. Landsman, N. H. Nguyen, C. H. Alderete, A. Y. Matsuura, T. H. Hsieh, C. Monroe. Variational Generation of Thermofield Double States and Critical Ground States with a Quantum Computer. arXiv: 1906.02699 (2019)

Seminars

  • Measurement Protected Quantum Phases, Asia-Pacific Center for Theoretical Physics Seminar Series (2020)
  • Measurement Protected Quantum Phases, Ultra Quantum Matter Virtual Seminar (2020)
  • Quantum Many-Body Shortcuts in Real and Imaginary Time, University of Waterloo Quantum Matters Seminar (2019)
  • PIRSA:19070027, Shortcuts in Real and Imaginary Time, 2019-07-09, Machine Learning for Quantum Design
  • PIRSA:19060028, Preparing Critical and Thermofield Double States on a Quantum Computer, 2019-06-13, Many-Body States and Dynamics Workshop II
  • PIRSA:19040114, Shortcuts in Real and Imaginary Time, 2019-04-25, Quantum Matter: Emergence & Entanglement 3
  • PIRSA:18050040, Efficient Preparation of Nontrivial Quantum States, 2018-05-07, PI-NRC Meeting
  • PIRSA:14100075, Bulk Entanglement Spectrum: From Topological States to Quantum Criticality, 2014-10-14, Condensed Matter