Quantum lifetime in ultrahigh quality GaAs quantum wells: Relationship to  Δ5/2 and impact of density fluctuations

Quantum lifetime in ultrahigh quality GaAs quantum wells: Relationship to  Δ5/2 and impact of density fluctuations
Q. Qian, J. Nakamura, S. Fallahi, G. C. Gardner, J. D. Watson, S. Lüscher, J. A. Folk, G. A. Csáthy, M. J. Manfra.. Phys. Rev. B 96, 035309 [PDF]