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 …
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 …
Fractional Chern Insulator in Twisted Bilayer
A recent experiment has reported the first observation of a zero-field fractional Chern
insulator (FCI) phase in twisted bilayer MoTe 2 moiré superlattices [J. Cai, Signatures of …
insulator (FCI) phase in twisted bilayer MoTe 2 moiré superlattices [J. Cai, Signatures of …
Quantum geometry in condensed matter
One of the most celebrated accomplishments of modern physics is the description of
fundamental principles of nature in the language of geometry. As the motion of celestial …
fundamental principles of nature in the language of geometry. As the motion of celestial …
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 …
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 …
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 …
Fractional quantum anomalous Hall states in twisted bilayer and
We demonstrate via exact diagonalization that AA-stacked transition metal dichalcogenide
homobilayers host fractional quantum anomalous Hall (FQAH) states with fractionally …
homobilayers host fractional quantum anomalous Hall (FQAH) states with fractionally …
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 …
Non-Abelian fractionalization in topological minibands
Motivated by the recent discovery of fractional quantum anomalous Hall states in moiré
systems, we consider the possibility of realizing non-Abelian phases in topological …
systems, we consider the possibility of realizing non-Abelian phases in topological …