520 citations · 801 across the 13 of their papers we have counts for
13 papers
Universal Anyon Tunneling in a Chiral Luttinger Liquid
Ramon Guerrero-Suarez, Adithya Suresh, Tanmay Maiti +5
The edge modes of fractional quantum Hall liquids are described by chiral Luttinger liquid theory. Despite many years of experimental investigation fractional quantum Hall edge mod…
Single electron interference and capacitive edge mode coupling generates flux periodicity in Fabry-Perot interferometers
Shuang Liang, James Nakamura, Geoffrey C. Gardner +1
Experimental observations of flux periodicity , where , for interference of the outermost edge mode in the integer quantum Hall regime have been attributed to an…
Optimization of submicron Ni/Au/Ge contacts to an AlGaAs/GaAs two-dimensional electron gas
Matthew Mann, James Nakamura, Shuang Liang +3
We report on fabrication and performance of submicron Ni/Au/Ge contacts to a two-dimensional electron gas in an AlGaAs/GaAs heterostructure. Utilizing scanning transmission electro…
Fabry-Perot interferometry at the = 2/5 fractional quantum Hall state
James Nakamura, Shuang Liang, Geoffrey C. Gardner +1
Electronic Fabry-P{é}rot interferometry is a powerful method to probe quasiparticle charge and anyonic braiding statistics in the fractional quantum Hall regime. We extend this tec…
Half-integer conductance plateau at the fractional quantum Hall state in a quantum point contact
James Nakamura, Shuang Liang, Geoffrey C. Gardner +1
The fractional quantum Hall state is the hole-conjugate state to the primary Laughlin state. We investigate transmission of edge states through quantum point cont…
Impact of bulk-edge coupling on observation of anyonic braiding statistics in quantum Hall interferometers
James Nakamura, Shuang Liang, Geoffrey C. Gardner +1
Quantum Hall interferometers have been used to probe fractional charge, and more recently, fractional statistics of quasiparticles. Theoretical predictions have been made regarding…
Direct observation of anyonic braiding statistics at the =1/3 fractional quantum Hall state
James Nakamura, Shuang Liang, Geoffrey C. Gardner +1
Utilizing an electronic Fabry-Perot interferometer in which Coulomb charging effects are suppressed, we report experimental observation of anyonic braiding statistics for the $ν=1/…
Aharonov-Bohm interference of fractional quantum Hall edge modes
James Nakamura, Saeed Fallahi, Harshad Sahasrabudhe +4
We demonstrate operation of a small Fabry-Perot interferometer in which highly coherent Aharonov-Bohm oscillations are observed in the integer and fractional quantum Hall regimes.…
Possible nematic to smectic phase transition in a two-dimensional electron gas at half-filling
Q. Qian, J. Nakamura, S. Fallahi +2
Liquid crystalline phases of matter permeate nature and technology, with examples ranging from cell membranes to liquid-crystal displays. Remarkably, electronic liquid crystal phas…
Impact of silicon doping on low frequency charge noise and conductance drift in GaAs/AlGaAs nanostructures
S. Fallahi, J. R. Nakamura, G. C. Gardner +2
We present measurements of low frequency charge noise and conductance drift in modulation doped GaAs/AlGaAs heterostructures grown by molecular beam epitaxy in which the silicon do…
Optimization of edge state velocity in the integer quantum Hall regime
Harshad Sahasrabudhe, Bozidar Novakovic, James Nakamura +5
Observation of interference in the quantum Hall regime may be hampered by a small edge state velocity due to finite phase coherence time. Therefore designing two quantum point cont…
Quantum Lifetime in Ultra-High Quality GaAs Quantum Wells: Relationship to and Impact of Density Fluctuations
Qi Qian, James R. Nakamura, Saeed Fallahi +6
We consider quantum lifetime derived from low-field Shubnikov-de Haas oscillations as a metric of quality of the two-dimensional electron gas in GaAs quantum wells that expresses l…
High temperature resistivity measured at ν = 5/2 as a predictor of 2DEG quality in the N=1 Landau level
Qi Qian, James R. Nakamura, Saeed Fallahi +3
We report a high temperature (T = 0.3K) indicator of the excitation gap at the filling factor fractional quantum Hall state in ultra-high quality AlGaAs/GaAs two…