Proposes covariance magnetometry to detect anisotropic magnetic noise that distinguishes vortex motion (perpendicular drift via Magnus force) from quasiparticle transport in thin-film superconductors.
Sachdev, The foot, the fan, and the cuprate phase diagram: Fermi-volume-changing quantum phase transi- tions, Physica C: Supercond
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Detecting vortex motion through spatially correlated nonequilibrium noise
Proposes covariance magnetometry to detect anisotropic magnetic noise that distinguishes vortex motion (perpendicular drift via Magnus force) from quasiparticle transport in thin-film superconductors.