Yuan Da Liao

Research Assistant Professor

Department of Physics, University of Hong Kong

Room 217, HOC Building

Email: ydliao@hku.hk



Research Interests

My main research interests focus on the theoretical and numerical investigations of quantum many-body physics, such as quantum phase transition, quantum critical behavior and exotic topological states in strongly correlated fermionic systems and quantum magnetism, with help of the quantum Monte Carlo method, exact diagonalization and so on.

Education and Professional Experience:
2024.1 - Present University of Hong Kong
Research Assistant Professor
2021.7 - 2024.1 Fudan University
Postdoctoral Fellow
2016.9 - 2021.7 Institute of Physics, Chinese Academy of Science
PhD in Theoretical Physics

(# contributing equally authors; * corresponding authors

18 Apr, 2024 Extract Universal Corner Entanglement Entropy in a Single Quantum Monte Carlo Simulation
Yuan Da Liao, Menghan Song, Jiarui Zhao and Zi Yang Meng
arXiv: 2404.13876
17 Jan, 2024 Universal collective Larmor-Silin mode emerging in magnetized correlated Dirac fermions
Chuang Chen, Yuan Da Liao, Chengkang Zhou, Gaopei Pan, Zi Yang Meng* and Yang Qi*
arXiv: 2401.14358
16 Jan, 2024 Incremental SWAP Operator for Entanglement Entropy: Application for Exponential Observables in Quantum Monte Carlo Simulation
Xuan Zhou, Zi Yang Meng, Yang Qi*,Yuan Da Liao*
Phys. Rev. B 109, 165106 (2024)
arXiv: 2401.07244
15 Nov, 2023 Caution on Gross-Neveu criticality with a single Dirac cone: Violation of locality and its consequence of unexpected finite-temperature transition
Yuan Da Liao, Xiao Yan Xu, Zi Yang Meng*, Yang Qi*
Phys. Rev. B 108, 195112 (2023)
arXiv: 2210.04272
14 Aug, 2023 Stable computation of entanglement entropy for two-dimensional interacting fermion systems
Gaopei Pan*, Yuan Da Liao*, Weilun Jiang, Jonathan D'Emidio, Yang Qi, Zi Yang Meng*
Phys. Rev. B 108, L081123 (2023)
arXiv: 2308.07380
13 Aug, 2023 Disorder Operator and Renyi Entanglement Entropy of Symmetric Mass Generation
Zi Hong Liu, Yuan Da Liao, Gaopei Pan, Menghan Song, Jiarui Zhao, Weilun Jiang, Chao-Ming Jian, Yi-Zhuang You, Fakher F. Assaad, Zi Yang Meng, and Cenke Xu
Phys. Rev. Lett. 132.156503 (2024)
arXiv: 2310.20128
12 Dec, 2023 Controllable Incremental Algorithm for Entanglement Entropy and Other Observables with Exponential Variance Explosion in Many-Body Systems
Yuan Da Liao
11 Feb, 2023 The teaching from entanglement: 2D deconfined quantum critical points are not conformal
Yuan Da Liao*, Gaopei Pan*, Weilun Jiang, Yang Qi*, Zi Yang Meng*
10 Oct, 2022 Dirac fermions with plaquette interactions. III. SU(N) phase diagram with Gross-Neveu criticality and first-order phase transition
Yuan Da Liao, Xiao Yan Xu*, Zi Yang Meng*, Yang Qi*
Phys. Rev. B 106, 155159 (2022)
9 May, 2022 Dirac fermions with plaquette interactions. II. SU(4) phase diagram with Gross-Neveu criticality and quantum spin liquid
Yuan Da Liao, Xiao Yan Xu*, Zi Yang Meng*, Yang Qi*
Phys. Rev. B 106, 115149 (2022)
8 Apr, 2022 Dirac fermions with plaquette interactions. I. SU (2) phase diagram with Gross-Neveu and deconfined quantum criticalities
Yuan Da Liao, Xiao Yan Xu, Zi Yang Meng*, Yang Qi*
Phys. Rev. B 106, 075111 (2022)
arXiv:2204.04884 (2022)
7 Nov, 2020 Realization of topological Mott insulator in a twisted bilayer graphene lattice model
Bin-Bin Chen, Yuan Da Liao, Ziyu Chen, Oskar Vafek, Jian Kang*, Wei Li*, Zi Yang Meng*
Nature Communications volume 12, 5480 (2021)
arXiv:2011.07602 (2022)
6 Jan, 2021 Phase diagram of the quantum Ising model on a triangular lattice under external field
Yuan Da Liao#, Han Li#, Zheng Yan, Hao-Tian Wei, Wei Li*, Yang Qi*, Zi Yang Meng*
Phys. Rev. B 103, 104416 (2021)
5 Apr, 2020 Correlation-induced insulating topological phases at charge neutrality in twisted bilayer graphene
Yuan Da Liao, Jian Kang*, Clara N Breiø, Xiao Yan Xu, Han-Qing Wu, Brian M Andersen*, Rafael M Fernandes*, Zi Yang Meng*
Phys. Rev. X 11, 011014 (2021)
4 Sep, 2020 Correlated insulating phases in the twisted bilayer graphene
Yuan-Da Liao, Xiao-Yan Xu, Zi-Yang Meng*, Jian Kang*
Chinese Physics B 30, 1 (2021)
3 Oct, 2020 Evidence of the Berezinskii-Kosterlitz-Thouless phase in a frustrated magnet
Ze Hu#, Zhen Ma#, Yuan-Da Liao#, Han Li#, Chunsheng Ma, Yi Cui, Yanyan Shangguan, Zhentao Huang, Yang Qi*, Wei Li*, Zi Yang Meng*, Jinsheng Wen*, Weiqiang Yu*
Nature Communications 11, 5631 (2020)
2 Mar, 2020 Kosterlitz-Thouless melting of magnetic order in the triangular quantum Ising material TmMgGaO4
Han Li#, Yuan Da Liao#, Bin-Bin Chen, Xu-Tao Zeng, Xian-Lei Sheng, Yang Qi*, Zi Yang Meng*, Wei Li*
Nature Communications 11, 1111 (2020)
1 Oct, 2019 Valence bond orders at charge neutrality in a possible two-orbital extended hubbard model for twisted bilayer graphene
Yuan Da Liao, Zi Yang Meng, Xiao Yan Xu*
Phys. Rev. Lett. 123, 157601 (2019)