Biography
Dr. Qi Zhao is a Tenure-Track Assistant Professor in the Department of Computer Science, the University of Hong Kong (HKU).
His research interests include quantum simulation, quanutm computing, resource theory, self-testing quantum information, and entanglement detection.
He is interested in any fundamental problem in quantum information, and the practical applications of quantum computers.
He received his bachelor’s and PhD degrees from Tsinghua University in 2014 and 2018, respectively.
Then he became a postdoctoral researcher in University of Science and Technology, China from Jan. 2019 to Oct. 2019.
In Dec. 2019, he joined University Of Maryland QuICS as a Hartree Postdoctoral Fellow in quantum information science.
News
Aug, 2025Our project has been awarded 2025 CCF-Tencent Rhino-Bird Fund.
Aug, 2025Our collaborative works " Exponentially Reduced Circuit Depths in Lindbladian Simulation" and " Entanglement accelerates quantum simulation " have been presented as AQIS 2025 long talks.
Aug, 2025Our collaborative works "Entanglement Detection Length of Multipartite Quantum States" and "Design nearly optimal quantum algorithm for linear differential equations via Lindbladians " have been presented as AQIS 2025 contributed talks.
July, 2025
Our work "Entanglement accelerates quantum simulation", in collaboration with Prof. Andrew M. Childs from the University of Maryland and Prof. You Zhou from Fudan University, has been published in Nature Physics as a cover article.
Our work "Quantum Differential Equation Solvers: Limitations and Fast-Forwarding" in collaboration with Prof. Dong An from Peking University, Prof. Jin-Peng Liu from Tsinghua University, and Prof. Daochen Wang from University of British Columbia , has been published in Communications in Mathematical Physics.
May, 2025Our project, “Practical Quantum Algorithms for Hamiltonian simulation and Scientific Computation” has been awarded 2030 National Science and Technology Major Project of China youth project.
April, 2025Our work “Observable-Driven Speed-ups in Quantum Simulations” has been presented as a QCTiP 2025 contributed talk.
Mar, 2025Our work " Simple and high-precision Hamiltonian simulation by compensating Trotter error with linear combination of unitary operations", in collaboration with Dr. Pei Zeng and Prof. Liang Jiang from the University of Chicago and Dr. Jinzhao Sun from University of Oxford, has been published in PRX Quantum.
Feb, 2025Our work "Entanglement accelerates quantum simulation" [arXiv:2406.02379], in collaboration with Prof. Andrew M. Childs from the University of Maryland and Prof. You Zhou from Fudan University, has been presented as a QIP 2025 contributed talk.
Feb 2025Our work "Entanglement Detection Length of Multipartite Quantum States" in collaboration with Prof. Giulio Chiribella from the University of Hong Kong and Prof. Lin Chen from Beihang University, has been published in Physical Review Letters.