2015/07--2017/06 International Center for Quantum Materials, School of Physics, Peking University, Postdoctoral Fellow. Supervisor: Prof. Fa Wang (王垡教授)

2017/06 to present Kavli Institute for Theoretical Sciences, University of Chinese Academy of Sciences, Lecturer (2017/06--2017/11), Associate Professor (since 2017/11, with tenure since 2022/09)

Condensed matter theory, focusing on correlated electron systems, including:

- Quantum magnetism and superconductivity in cuprates, iridates, etc.

- Topological insulators and superconductors

- Quantum phase transitions

[1] L. Zhang and Z.-Y. Weng, Sign Structure, Electron Fractionalization, and Emergent Gauge Description of the Hubbard Model, Phys. Rev. B 90, 165120 (2014).

[2] L. Zhang, X.-Y. Song, and F. Wang, Quantum Oscillation in Narrow-Gap Topological Insulators, Phys. Rev. Lett. 116, 046404 (2016).

[3] L. Zhang and J.-W. Mei, Quantum Oscillation as Diagnostics of Pseudogap State in Underdoped Cuprates, EPL 114, 47008 (2016).

[4] L. Zhang and F. Wang, Unconventional Surface Critical Behavior Induced by a Quantum Phase Transition from the Two-Dimensional Affleck-Kennedy-Lieb-Tasaki Phase to a Néel-Ordered Phase, Phys. Rev. Lett. 118, 087201 (2017).

[5] C. Ding, L. Zhang, and W. Guo, Engineering Surface Critical Behavior of (2+1)-Dimensional O(3) Quantum Critical Points, Phys. Rev. Lett. 120, 235701 (2018).

[6] L. Zhang, Universal Thermodynamic Signature of Self-Dual Quantum Critical Points, Phys. Rev. Lett. 123, 230601 (2019).

[7] Z. Han, T. Li, L. Zhang, G. Sullivan, and R.-R. Du, Anomalous Conductance Oscillations in the Hybridization Gap of InAs/GaSb Quantum Wells, Phys. Rev. Lett. 123, 126803 (2019).

[8] L. Zhang, Lowest-Energy Moiré Band Formed by Dirac Zero Modes in Twisted Bilayer Graphene, Sci. Bull. 64, 495 (2019).

[9] X.-J. Yu, R.-Z. Huang, H.-H. Song, L. Xu, C. Ding, and L. Zhang, Conformal Boundary Conditions of Symmetry-Enriched Quantum Critical Spin Chains, Phys. Rev. Lett. 129, 210601 (2022).

[10] R.-Z. Huang, L. Zhang, A. M. Läuchli, J. Haegeman, F. Verstraete, and L. Vanderstraeten, Emergent Conformal Boundaries from Finite-Entanglement Scaling in Matrix Product States, Phys. Rev. Lett. 132, 086503 (2024).

[11] C. Peng and L. Zhang, Scaling and Data Collapse of Two-Dimensional Random Singlet States in a Magnetic Field, Phys. Rev. B 111, 014409 (2025).

[12] H. Peng, Z. Wang, and L. Zhang, Exciton Condensation in Landau Levels of Quantum Spin Hall Insulators, Phys. Rev. Lett. 134, 046601 (2025).