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Title: Quantum lifetime in ultrahigh quality GaAs quantum wells: Relationship to Δ 5 / 2 and impact of density fluctuations

Journal Article · · Physical Review B

Sponsoring Organization:
USDOE Office of Science (SC), Basic Energy Sciences (BES)
Grant/Contract Number:
SC0006671
OSTI ID:
1372719
Journal Information:
Physical Review B, Journal Name: Physical Review B Vol. 96 Journal Issue: 3; ISSN 2469-9950
Publisher:
American Physical SocietyCopyright Statement
Country of Publication:
United States
Language:
English
Citation Metrics:
Cited by: 15 works
Citation information provided by
Web of Science

References (32)

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Impact of Heterostructure Design on Transport Properties in the Second Landau Level of In Situ Back-Gated Two-Dimensional Electron Gases journal June 2015
Strikingly linear magnetic field dependence of the magnetoresistivity in high quality two-dimensional electron systems journal October 1992
Fractional quantum Hall effect at low temperatures journal November 1983
Quantitative analysis of the disorder broadening and the intrinsic gap for the ν = 5 2 fractional quantum Hall state journal September 2011
Role of background impurities in the single-particle relaxation lifetime of a two-dimensional electron gas journal July 2009
Low temperature electronic transports in the presence of a density gradient journal October 2006
Molecular Beam Epitaxy of Ultra-High-Quality AlGaAs/GaAs Heterostructures: Enabling Physics in Low-Dimensional Electronic Systems journal March 2014
Electron scattering in AlGaN/GaN structures journal March 2004
Density dependence of the ν = 5 2 energy gap: Experiment and theory journal January 2010
Explanation for the Resistivity Law in Quantum Hall Systems journal December 1994
MBE growth of ultra-low disorder 2DEG with mobility exceeding 35×106cm2/Vs journal March 2009
Theory of Quantum Transport in a Two-Dimensional Electron System under Magnetic Fields. IV. Oscillatory Conductivity journal November 1974
Analyzing Longitudinal Magnetoresistance Asymmetry to Quantify Doping Gradients: Generalization of the van der Pauw Method journal October 2015
The Effect of Oscillating Fermi Energy on the Line Shape of the Shubnikov–de Haas Oscillation in a Two-Dimensional Electron Gas journal June 2008
Non-Abelian anyons and topological quantum computation journal September 2008
Electronic properties of two-dimensional systems journal April 1982
Small-angle scattering in two-dimensional electron gases journal August 1991
Mobility versus quality in two-dimensional semiconductor structures journal July 2014
ν = 5 / 2 fractional quantum Hall state in low-mobility electron systems: Different roles of disorder journal August 2013
High-temperature resistivity measured at ν = 5 2 as a predictor of the two-dimensional electron gas quality in the N = 1 Landau level journal June 2017
Quantization of the Diagonal Resistance: Density Gradients and the Empirical Resistance Rule in a 2D System journal August 2005
ν = 5 / 2 Fractional Quantum Hall State in the Presence of Alloy Disorder journal March 2014
Modified MBE hardware and techniques and role of gallium purity for attainment of two dimensional electron gas mobility >35×106cm2/V s in AlGaAs/GaAs quantum wells grown by MBE journal May 2016
Impact of Disorder on the 5 / 2 Fractional Quantum Hall State journal May 2011
Contrasting energy scales of reentrant integer quantum Hall states journal November 2012
Disorder in fractional quantum Hall states and the gap at ν = 5 / 2 journal September 2003
Linear Magnetoresistance in a Quasifree Two-Dimensional Electron Gas in an Ultrahigh Mobility GaAs Quantum Well journal December 2016
Quantum and transport lifetimes in a tunable low-density AlGaN∕GaN two-dimensional electron gas journal November 2004
Density and magnetic field dependences of the conductivity of two-dimensional electron systems journal December 1986
Single-particle relaxation time versus scattering time in an impure electron gas journal December 1985

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