2026/05/04 | My paper "Temporal State Tomography via Quantum Snapshotting the Temporal Quasiprobabilities" is now available on arXiv: [arXiv:2605.02655].
2026/04/15 | We warmly welcome Dr.
Weiguang Cao
from the Centre for Quantum Mathematics at the University of Southern Denmark,
who will visit our group from April 15 to April 18. He will give a talk titled "Generalized symmetries and their application in topological phases of matter
" on April 17;
see this
link
for details.
2026/03/16 | My paper "Weak Hopf non-invertible symmetry-protected topological spin liquid and lattice realization of (1+1)D symmetry topological field theory" is now published on Journal of High Energy Physics.
2026/03/01 | My first book "The Quantum World: From Waves to the Mystery of Entanglement" (in Chinese "量子世界：从波动到纠缠的物理之旅", see this link) is now published by Peking University Press.
2026/01/22 | Our paper "Topological quantum color code model on infinite lattice" is now available on arxiv [arXiv:2601.12409], this is a collaborative with Shiyu Cao and Sheng Tan.
2026/01/12 | Our paper titled "Temporal kirkwood-dirac quasiprobability distribution and unification of temporal state formalisms through temporal bloch tomography" is now available on arxiv [arXiv:2601.05294], this is a collaborative with Kavan Modi and Dagomir Kaszlikowski.
2026/01/10 | I will be leaving NUS-CQT in February and joining the Institute of Quantum Physics, School of Physics, Central South University, as a specially appointed Associate Professor. I will establish a research group focused on interdisciplinary work at the intersection of quantum information, quantum matter, and quantum field theory. More details will be updated later. Welcome to join the group.
2025/11/05 | Our paper titled "Weak Hopf tube algebra for domain walls between 2d gapped phases of Turaev-Viro TQFTs" is now published on: Journal of High Energy Physics. This is a collaborative work with Sheng Tan.
2025/10/30 | My paper titled "Quantum Cluster State Model with Haagerup Fusion Category Symmetry" is now published on Advanced Quantum Technologies.
2025/10/01 | I have updated my lecture notes on quantum computation theory. Please see this link for the PDF version.
2025/09/19 | Our paper "Subsystem Symmetry-Protected Topological Phases from Subsystem SymTFT of 2-Foliated Exotic Tensor Gauge Theory" is now published on Journal of High Energy Physics. This is a collaborative work with Qiang Jia.
2024/07/25 | The preprint titled "The spatiotemporal doubled density operator: a unified framework for analyzing spatial and temporal quantum processes" is now accepted for publication on Advanced Quantum Technologies, [arXiv:2305.15649], a collaborative work with Dagomir Kaszlikowski.
2024/07/17 | Our paper titled "Antilinear superoperator, quantum geometric invariance, and antilinear symmetry for higher-dimensional quantum systems" is now accepted for publication on Quantum Information Processing,
collaborative work with Lu Wei, Dagomir Kaszlikowski and Sheng Tan, [arXiv: 2202.10989].
2024/06/18 | The paper titled "Weak Hopf symmetry and tube algebra of the generalized multifusion string-net model" is now accepted for publication on Journal of High Energy Physics,
collaborative work with Dagomir Kaszlikowski and Sheng Tan, [arXiv: 2403.04446].
2023/12/08 | The preprint titled "Quantum space-time marginal problem: global causal structure from local causal information
" is now accepted for publication on New Journal of physics, collaborative work with Minjeong Song, and Dagomir Kaszlikowski.
2023/07/21 | The paper titled "Boundary and domain wall theories of 2d generalized quantum double model" is now published online:
JHEP07(2023)160,
collaborative work with Dagomir Kaszlikowski, and Sheng Tan.
2023/06/12 | The preprint titled "Unification of spatiotemporal quantum formalisms: mapping between process and pseudo-density matrices via multiple-time states" is now accessible online: [arXiv:2306.05958], a collaborative work with Xiangjing Liu, Yixian Qiu, Fei Li, Oscar Dahlsten.
2023/05/26 | The preprint titled "The spatiotemporal doubled density operator: a unified framework for analyzing spatial and temporal quantum processes
" is now accessible online: [arXiv:2305.15649], a collaborative work with Dagomir Kaszlikowski.
2023/03/24 | The preprint "Quantum space-time marginal problem: global causal structure from local causal information
" is now available online: [arXiv:2303.12819], collaborative work with Minjeong Song, and Dagomir Kaszlikowski.
2022/08/16 | "Quantum simulation of indefinite causal order induced quantum refrigeration" is now published online: Phys. Rev. Research 4, L032029(2022), collaborative work with Huan Cao et al.
2022/07/11 | "Boundary and domain wall theories of 2d generalized quantum double model" is now available on arxiv: [arXiv:2207.03970]
2022/02/22 | “Antilinear superoperator and quantum geometric invariance for higher-dimensional quantum systems” is now available on arXiv: [arXiv:2202.10989].
2022/01/28 | “Electric-magnetic duality of Z2 symmetry enriched cyclic Abelian lattice gauge theory” is now available on arXiv: [arXiv:2201.12361].