fractional quantum Hall state
Fractional quantum Hall states in a Ge quantum well
... the Hall response of a Ge quantum well in the fractional quantum Hall ...a fractional quantum Hall state responds to any slowly varying background ...
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Spin Polarization of Fractional Quantum Hall States with ν
... a fractional quantum Hall state shows very interesting ...The fractional quantum Hall effect is caused by the Coulomb interaction because the 2D electron system without ...
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The quantum Hall effect : spin-charge locking
... quantized Hall effect was further studied at high magnetic fields where fractional quantization was ...The fractional charge can arise from the “incompressibility” in the flux ...the ...
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Integer and fractional quantum hall effects in lattice magnets
... insulating state and is captured by a topological quantum number, ...insulating state can, however, also be driven by electron-electron interactions in the sense that inter- actions induce ...
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Tunable fractional quantum Hall phases in bilayer graphene
... the quantum Hall measurement In all our devices, we keep a distance (typically ranging from ...0 state is strongly insulating ( 37 ...of quantum Hall measurements of the longitudinal ...
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The Triggering Role of Carrier Mobility in the Fractional Quantum Hall Effect Formation—An Evidence in Graphene
... collective state and insulating state, probably of ...the fractional quantum Hall effect (FQHE) in graphene has been observed at a low carrier density where the interaction is reduced ...
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Non Abelian Quantum Hall States and Fractional Statistics
... the state in which quasiparticle-quasihole pairs 1, 2 and 3, 4 are created in the bulk and go to the edges (bottom) and the state in which quasiparticles 1, 3 fuse to I and 2, 4 fuse to I ...
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Proposal on Tunneling Effect between Quantum Hall States
... teger quantum Hall (IQH) state ...IQH state. For the fractional quantum Hall (FQH) states with specific filling factors 1/3, 2/3 ...a quantum Hall ...
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Precise coincidence of effective potentials in the integral and fractional quantum Hall effects
... noninteracting quantum electron gas in an external magnetic field for any temperature and ...the quantum state with filling factor ν = 1, associated with the integral quantum Hall ...
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Fractional Quantum Hall States for Filling Factors 2/3 ν
... FQH state is produced by combining the ν = 1 IQH state with the composite fermion state with ν = 1 5 ...IQH state is expressed by the black circles on the sky-blue sheet in Figure ...IQH ...
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Effective potentials in the integral quantum Hall effect
... noninteracting quantum elec- tron gas in an external magnetic field for any temperature and ...the quantum state with filling factor ⫽ 1, associated with the integral quantum Hall ...
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Evidence for the Josephson Effect in Quantum Hall Bilayers
... integer quantum Hall effect (IQHE) [23], observed in relatively low quality crystals; the fractional quantum Hall effect (FQHE) [24] found in cleaner materials; and the more recently ...
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Numeric and Analytic Investigation on Phase Diagrams and Phasetransitions of the ν = 2/3 Bilayer Fractional Quantum Hall Systems
... effective quantum field theory, and have identified three phases, the ferro- magnetic (FM), the symmetric (SYM) and the canted antiferromagnetic (CAF) phases in the ground ...ground state as indicated ...
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The existence and stability of fractional quantum Hall states
... spin-polarised fractional quantum Hall (F Q H ) ...Laughlin state to higher (n > 0) Landau levels are not always ...ground state at a filling fraction i/„ o f the nu Landau le v el w ...
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Homotopy Approach to Fractional Quantum Hall Effect
... Laughlin state can be modeled as ordinary electrons dressed with the Coulomb interaction in analogy to quasiparticles common in solids ...LLL fractional fillings obtained by mapping of FQHE on IGHE in ...
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Localization of spin waves in the quantum Hall ferromagnet
... The quantum Hall ferromagnet at filling fraction ν = 1 has some unusual properties due to the remarkable identity between the topological density of a spin distortion and the associated electrical charge ...
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Focus on topological quantum computation
... Topological quantum computation started as a niche area of research aimed at employing particles with exotic statistics, called anyons, for performing quantum ...new quantum algorithms and helped in ...
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Application of Electrodynamic Theory on Quantum Hall Effect
... in quantum Hall effect (QHE) is of two types, one is longitudinal and the other is ...quantized Hall state becomes maximum at the total Landau level with vanishing longitudinal component and ...
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Imaging of condensed quantum states in the quantum hall effect regime
... open quantum stadium as a ...a quantum stadium with constrictions at both sides [ ...involved quantum states, although this delivers already substantial information about the geometry of the involved ...
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Electron Monopole Duality in Quantum Hall Effect
... The QHE is a manifestation of quantum mechanics ob- servable at macro- scopic scales. In order to illustrate the role of magnetic monopole in classical and Quantum Hall Effect, let us start with the ...
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