Aharonov–Bohm interference and statistical phase-jump evolution in fractional quantum Hall states in bilayer graphene
In the fractional quantum Hall effect, quasiparticles are collective excitations that have a
fractional charge and show fractional statistics as they interchange positions. While the …
fractional charge and show fractional statistics as they interchange positions. While the …
Composite-fermion pairing at half-filled and quarter-filled lowest Landau level
The Halperin-Lee-Read Fermi sea of composite fermions at half-filled lowest Landau level is
the realization of a fascinating metallic phase that is a strongly correlated “non-Fermi liquid” …
the realization of a fascinating metallic phase that is a strongly correlated “non-Fermi liquid” …
Fractional quantum Hall effect of partons and the nature of the 8/17 state in the zeroth Landau level of bilayer graphene
We consider the fractional quantum Hall effect (FQHE) at the filling factor 8/17, where
signatures of incompressibility have been observed in the zeroth Landau level of bilayer …
signatures of incompressibility have been observed in the zeroth Landau level of bilayer …
Identifying the topological order of quantized half-filled Landau levels through their daughter states
Fractional quantum Hall states at a half-filled Landau level are believed to carry an integer
number C of chiral Majorana edge modes, reflected in their thermal Hall conductivity. We …
number C of chiral Majorana edge modes, reflected in their thermal Hall conductivity. We …
Paired fermions in strong magnetic fields and daughters of even-denominator Hall plateaus
Recent quantum Hall experiments have observed “daughter states” next to several plateaus
at half-integer filling factors in various platforms. These states were first proposed based on …
at half-integer filling factors in various platforms. These states were first proposed based on …
Anyon braiding and telegraph noise in a graphene interferometer
The search for anyons, quasiparticles with fractional charge and exotic exchange statistics,
has inspired decades of condensed matter research. Quantum Hall interferometers enable …
has inspired decades of condensed matter research. Quantum Hall interferometers enable …
Topological phase transition between Jain states and daughter states of the ν = 1/2 fractional quantum Hall state
The even-denominator fractional quantum Hall state at a filling factor of ν= 1/2 is an
intriguing many-body phase in two-dimensional electron systems, as it appears in the …
intriguing many-body phase in two-dimensional electron systems, as it appears in the …
Anyonic statistics and slow quasiparticle dynamics in a graphene fractional quantum Hall interferometer
Anyons are two dimensional particles with fractional exchange statistics that emerge as
elementary excitations of fractional quantum Hall phases. Experimentally, anyonic statistics …
elementary excitations of fractional quantum Hall phases. Experimentally, anyonic statistics …
Orbital Competition in Bilayer Graphene's Fractional Quantum Hall Effect
BM Kousa, N Wei, AH MacDonald - arxiv preprint arxiv:2402.10440, 2024 - arxiv.org
The lowest Landau level of bilayer graphene has an octet of internal degrees of freedom,
composed from spin, valley and orbital two-level systems. Dominance of $ n= 0$ orbitals …
composed from spin, valley and orbital two-level systems. Dominance of $ n= 0$ orbitals …
Topological phase transition between composite-fermion and Pfaffian daughter states near {\nu}= 1/2 FQHS
$\nu $= 1/2 is among the most enigmatic many-body phases in two-dimensional electron
systems as it appears in the ground-state rather than an excited Landau level. It is observed …
systems as it appears in the ground-state rather than an excited Landau level. It is observed …