In vertically coupled GaAs quantum wires, Coulomb drag changes from a power law to an exponential in temperature, and the fitted exponent yields K≈0.5 in the spin-polarized regime.
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Temperature-driven transition between momentum-resolved and disordered averaged Coulomb drag in 1D systems
In vertically coupled GaAs quantum wires, Coulomb drag changes from a power law to an exponential in temperature, and the fitted exponent yields K≈0.5 in the spin-polarized regime.