In aluminum nanowires, measured quasiparticle lifetimes match electron-phonon theory above 0.7 K but fall well below theory at lower temperatures, by up to an order of magnitude at 0.3 K.
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Intrinsic Quasiparticle Lifetime in a Superconducting Aluminum
In aluminum nanowires, measured quasiparticle lifetimes match electron-phonon theory above 0.7 K but fall well below theory at lower temperatures, by up to an order of magnitude at 0.3 K.