Finite-time Lyapunov exponents from DNS are robust, quickly converging measures of chaos in homogeneous isotropic turbulence, and a Reynolds-dependent dissipation correction resolves the prior alpha discrepancy.
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Fluctuations of Lyapunov Exponents in homogeneous and isotropic turbulence
Finite-time Lyapunov exponents from DNS are robust, quickly converging measures of chaos in homogeneous isotropic turbulence, and a Reynolds-dependent dissipation correction resolves the prior alpha discrepancy.