Thermal crossover from a Chern insulator to a fractional Chern insulator in pentalayer graphene
By theoretically analyzing the recent temperature dependent transport data (Lu, arxiv:
2408.10203) in pentalayer graphene, we establish that the experimentally observed …
2408.10203) in pentalayer graphene, we establish that the experimentally observed …
Self-consistent theory of fractional quantum anomalous Hall states in rhombohedral graphene
The fractional quantum anomalous Hall (FQAH) effect in rhombohedral pentalayer graphene
(PLG) has attracted significant attention due to its potential for observing exotic quantum …
(PLG) has attracted significant attention due to its potential for observing exotic quantum …
New classes of quantum anomalous Hall crystals in multilayer graphene
The recent experimental observation of quantum anomalous Hall (QAH) effects in the
rhombohedrally stacked pentalayer graphene has motivated theoretical discussions on the …
rhombohedrally stacked pentalayer graphene has motivated theoretical discussions on the …
Fractional quantum anomalous Hall effect in rhombohedral multilayer graphene with a strong displacement field
We investigate the fractional quantum anomalous Hall (FQAH) effect in rhombohedral
multilayer graphene (RnG) in the presence of a strong applied displacement field. We first …
multilayer graphene (RnG) in the presence of a strong applied displacement field. We first …
Edge-driven transition between extended quantum anomalous Hall crystal and fractional Chern insulator in rhombohedral graphene multilayers
Fractional Chern insulators (FCI) with fractionally quantized Hall conductance at fractional
fillings and an extended quantum anomalous Hall (EQAH) crystal with an integer quantized …
fillings and an extended quantum anomalous Hall (EQAH) crystal with an integer quantized …
Quantum Geometry in Quantum Materials
Quantum geometry, characterized by the quantum geometric tensor, is pivotal in diverse
physical phenomena in quantum materials. In condensed matter systems, quantum …
physical phenomena in quantum materials. In condensed matter systems, quantum …
Edge-driven transition between extended quantum anomalous Hall crystal and fractional Chern insulator in rhombohedral graphene multilayers
Fractional Chern insulators (FCI) with fractionally quantized Hall conductance at fractional
fillings and an extended quantum anomalous Hall (EQAH) crystal with an integer quantized …
fillings and an extended quantum anomalous Hall (EQAH) crystal with an integer quantized …
Quantum anomalous, spin, and valley Hall effects in pentalayer rhombohedral graphene moiré superlattices
Recent experiments on pentalayer rhombohedral graphene moiré superlattices have
observed the quantum anomalous Hall effect at a moiré filling factor of ν= 1 and various …
observed the quantum anomalous Hall effect at a moiré filling factor of ν= 1 and various …
[PDF][PDF] The new quantum anomalous Hall effects require new concepts
Rhombohedral multilayer graphene (RMG) aligned with hexagonal boron nitride (hBN) has
drawn great attention since last year with the discovery of the fractional quantum anomalous …
drawn great attention since last year with the discovery of the fractional quantum anomalous …