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Quantum signature of superfluid turbulence
D Kivotides1, J C Vassilicos, C F Barenghi
1Mathematics Department, University of Newcastle, Newcastle NE1 7RU, United Kingdom.
Physical Review Letters
|January 22, 2002
Abstract:
Using a numerical simulation backed up by physical arguments, we predict that the pressure spectrum of superfluid turbulence has a k(-2) dependence on the wave number k, which represents a macroscopic quantum signature not to be found in the classical Kolmogorov theory of turbulence.