Observation of fractionally quantized anomalous Hall effect
The integer quantum anomalous Hall (QAH) effect is a lattice analogue of the quantum Hall
effect at zero magnetic field,–. This phenomenon occurs in systems with topologically non …
effect at zero magnetic field,–. This phenomenon occurs in systems with topologically non …
Thermodynamic evidence of fractional Chern insulator in moiré MoTe2
Chern insulators, which are the lattice analogues of the quantum Hall states, can potentially
manifest high-temperature topological orders at zero magnetic field to enable next …
manifest high-temperature topological orders at zero magnetic field to enable next …
Signatures of fractional quantum anomalous Hall states in twisted MoTe2
The interplay between spontaneous symmetry breaking and topology can result in exotic
quantum states of matter. A celebrated example is the quantum anomalous Hall (QAH) state …
quantum states of matter. A celebrated example is the quantum anomalous Hall (QAH) state …
Observation of Integer and Fractional Quantum Anomalous Hall Effects in Twisted Bilayer
The interplay between strong correlations and topology can lead to the emergence of
intriguing quantum states of matter. One well-known example is the fractional quantum Hall …
intriguing quantum states of matter. One well-known example is the fractional quantum Hall …
Composite Fermi Liquid at Zero Magnetic Field in Twisted
The pursuit of exotic phases of matter outside of the extreme conditions of a quantizing
magnetic field is a long-standing quest of solid state physics. Recent experiments have …
magnetic field is a long-standing quest of solid state physics. Recent experiments have …
Evidence of the fractional quantum spin Hall effect in moiré MoTe2
Quantum spin Hall (QSH) insulators are two-dimensional electronic materials that have a
bulk band gap similar to an ordinary insulator but have topologically protected pairs of edge …
bulk band gap similar to an ordinary insulator but have topologically protected pairs of edge …
Anomalous Hall crystals in rhombohedral multilayer graphene. I. Interaction-driven Chern bands and fractional quantum Hall states at zero magnetic field
Recent experiments on rhombohedral pentalayer graphene with a substrate-induced moiré
potential have identified both Chern insulators and fractional quantum Hall states at zero …
potential have identified both Chern insulators and fractional quantum Hall states at zero …
Programming correlated magnetic states with gate-controlled moiré geometry
The ability to control the underlying lattice geometry of a system may enable transitions
between emergent quantum ground states. We report in situ gate switching between …
between emergent quantum ground states. We report in situ gate switching between …
Zero-field composite Fermi liquid in twisted semiconductor bilayers
Recent experiments have produced evidence for fractional quantum anomalous Hall
(FQAH) states at zero magnetic field in the semiconductor moiré superlattice system t MoTe …
(FQAH) states at zero magnetic field in the semiconductor moiré superlattice system t MoTe …
Tunable moiré materials for probing Berry physics and topology
Berry curvature physics and quantum geometric effects have been instrumental in
advancing topological condensed matter physics in recent decades. Although Landau level …
advancing topological condensed matter physics in recent decades. Although Landau level …