Sisi Zhou

Perimeter Institute for Theoretical Physics
Research Faculty
Areas of research:
Quantum Information

My research interests include quantum metrology (estimation theory), quantum error correction and quantum learning. 

  • Oh, C., Chen, S., Wong, Y., Zhou, S., Huang, H. -Y., Nielsen, J. A. H., . . . Preskill, J. (2024). Entanglement-Enabled Advantage for Learning a Bosonic Random Displacement Channel. Physical Review Letters, 133(23), 230604. doi:10.1103/physrevlett.133.230604
  • Zhou, S. (2024). Limits of Noisy Quantum Metrology with Restricted Quantum Controls. Physical Review Letters, 133(17), 170801. doi:10.1103/physrevlett.133.170801
  • Antu, S. B., & Zhou, S. (2024). Stabilizer codes for Heisenberg-limited many-body Hamiltonian estimation. arxiv:2408.11101v1
  • Yin, C., Albert, V. V., & Zhou, S. (2024). Small correlation is sufficient for optimal noisy quantum metrology. arxiv:2408.00079v1
  • Chen, S., Oh, C., Zhou, S., Huang, H. -Y., & Jiang, L. (2024). Tight Bounds on Pauli Channel Learning without Entanglement. Physical Review Letters, 132(18), 180805. doi:10.1103/physrevlett.132.180805
  • Zhou, S., Manes, A. G., & Jiang, L. (2024). Achieving metrological limits using ancilla-free quantum error-correcting codes. Physical Review A, 109(4), 042406. doi:10.1103/physreva.109.042406
  • Liu, Z. -W., & Zhou, S. (n.d.). Approximate symmetries and quantum error correction. npj Quantum Information, 9(1), 119. doi:10.1038/s41534-023-00788-4
  • Zhou, S., Michalakis, S., & Gefen, T. (2023). Optimal Protocols for Quantum Metrology with Noisy Measurements. PRX Quantum, 4(4), 040305. doi:10.1103/prxquantum.4.040305
  • Seif, A., Cian, Z. -P., Zhou, S., Chen, S., & Jiang, L. (2023). Shadow Distillation: Quantum Error Mitigation with Classical Shadows for Near-Term Quantum Processors. PRX Quantum, 4(1), 010303. doi:10.1103/prxquantum.4.010303
  • Zheng, T. -X., Li, A., Rosen, J., Zhou, S., Koppenhöfer, M., Ma, Z., . . . Maurer, P. C. (n.d.). Preparation of metrological states in dipolar-interacting spin systems. npj Quantum Information, 8(1), 150. doi:10.1038/s41534-022-00667-4
  • Seif, A., Cian, Z. -P., Zhou, S., Chen, S., & Jiang, L. (2022). Shadow Distillation: Quantum Error Mitigation with Classical Shadows for Near-Term Quantum Processors. arxiv:2203.07309v1
  • Chen, S., Zhou, S., Seif, A., & Jiang, L. (2022). Quantum advantages for Pauli channel estimation. Physical Review A, 105(3), 032435. doi:10.1103/physreva.105.032435
  • Liu, Z. -W., & Zhou, S. (2021). Quantum error correction meets continuous symmetries: fundamental trade-offs and case studies. arxiv:2111.06360v4
  • Ma, Z., Gokhale, P., Zheng, T. -X., Zhou, S., Yu, X., Jiang, L., . . . Chong, F. T. (2021). Adaptive Circuit Learning for Quantum Metrology. In 2021 IEEE International Conference on Quantum Computing and Engineering (QCE) Vol. 00 (pp. 419-430). Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/qce52317.2021.00063
  • Zhou, S., Liu, Z. -W., & Jiang, L. (n.d.). New perspectives on covariant quantum error correction. Quantum, 5, 521. doi:10.22331/q-2021-08-09-521
  • Oh, C., Zhou, S., Wong, Y., & Jiang, L. (2021). Quantum Limits of Superresolution in a Noisy Environment. Physical Review Letters, 126(12), 120502. doi:10.1103/physrevlett.126.120502
  • Zhou, S., & Jiang, L. (2021). Asymptotic Theory of Quantum Channel Estimation. PRX Quantum, 2(1). doi:10.1103/prxquantum.2.010343
  • Quantum metrology, Waterloo-Munich Joint Workshop, 2024/10/01, PIRSA:24100049
  • Quantum metrological limits in noisy environments, Foundations of Quantum Computational Advantage, 2024/05/03, PIRSA:24050015
  • Quantum metrological limits in noisy environments, Fundamental Limitations to Quantum Computation (24w5259), Banff International Research Station, 107 Tunnel Mountain Dr, Banff, AB, T1L 1H5, Canada, 2024/03/05, Video URL
  • Achieving sensing limits in noisy environments: Error correction for quantum metrology, Quantum Days 2024, University of Calgary, 2500 University Dr NW, Calgary, AB, T2N 1N4, Canada, 2024/02/21, Video URL
  • Achieving quantum sensing limits in noisy environments, IQC Colloquium, University of Waterloo, Institute of Quantum Computing, Waterloo, ON, Canada, 2024/02/05, Video URL
  • Achieving sensing limits in noisy environments: Error correction for quantum metrology, P&A Colloquium, McMaster University, Department of Physics and Astronomy, Hamilton, ON, Canada, 2024/01/17, Video URL
  • Quantum error correction meets continuous symmetries: fundamental trade-offs and case studies, Colloquium, 2022/04/13, PIRSA:22040103
  • Error-corrected quantum metrology , Perimeter Institute Quantum Discussions, 2022/01/10, PIRSA:22010070