8 papers
Gradient-based optimization of non-Abelian fractional quantum states in patterned superlattices
Yifei Guan, Lichen Yu, Zizhuang Liu +2
The realization of fractional Chern insulator (FCI) states in moiré heterostructures has attracted intense interest in the study of correlated states emerging from topological flat…
Charge imprinting biases topology of correlated insulator in hBN-aligned rhombohedral multilayer graphene
Lei Qiao, Xin Lu, Fu-Chun Zhang +1
Rhombohedral multilayer graphene aligned with hexagonal boron nitride (RMG-hBN) hosts correlated Chern phases, but the microscopic role of hBN stacking remains unclear, especially…
Andreev Reflection to Probe Momentum-Dependent Spin Polarization in Altermagnet CrSb
Yan Zhang, Yixuan Luo, Yue Yang +7
Altermagnetic materials have recently emerged as promising candidates for next-generation spintronic applications, characterized by the k-dependent spin-splitted band structure and…
General Many-Body Perturbation Framework for Moiré Systems
Xin Lu, Yuanfan Yang, Zhongqing Guo +1
Moiré superlattices host a rich variety of correlated topological states, including interaction-driven integer and fractional Chern insulators. A common approach to study interact…
A Numerical Perspective on Moiré Superlattices: From Single-Particle Properties to Many-Body Physics
Xin Lu, Bo Xie, Jianpeng Liu
Moiré superlattices in two-dimensional materials provide a versatile platform to explore strongly correlated and topological phases. This work presents a practical theoretical wor…
Fractional topological states in rhombohedral multilayer graphene modulated by kagome superlattice
Yanran Shi, Bo Xie, Fengfan Ren +7
Fractional quantum anomalous Hall effects realized in twisted bilayer MoTe and multilayer-graphene-based moiré heterostructures have captured a tremendous growth of interest.…