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Universal Bounds for the Littlewood-Paley First-Order Moments of the 3D Navier-Stokes Equations
Authors:Felix Otto  Fabio Ramos
Affiliation:1. Institute of Applied Mathematics, University of Bonn, Bonn, 53115, Germany
2. Department of Computer Science and Applied Mathematics, Weizmann Institute of Science, Rehovot, 76100, Israel
Abstract:We derive upper bounds for the infinite-time and space average of the L 1-norm of the Littlewood-Paley decomposition of weak solutions of the 3D periodic Navier-Stokes equations. The result suggests that the Kolmogorov characteristic velocity scaling, Uk ~ e1/3 k-1/3{mathbf{U}_kappasimepsilon^{1/3} kappa^{-1/3}} , holds as an upper bound for a region of wavenumbers near the dissipative cutoff.
Keywords:
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