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10:45
15 mins
A numerical analysis of detailed energy transfers in elastic-wave turbulence
Naoto Yokoyama, Masanori Takaoka
Session: Vortex Dynamics 3
Session starts: Wednesday 26 August, 10:30
Presentation starts: 10:45
Room: Room B


Naoto Yokoyama (Kyoto University)
Masanori Takaoka (Doshisha University)


Abstract:
Triad interaction functions in elastic-wave turbulence are numerically investigated to show detailed energy transfers due to nonlinear interactions among wavenumbers. The energy exchange is active between the small-wavenumber stretching energy and the large-wavenumber kinetic energy. It is indicated that these nonlocal interactions carry the energy from the small-wavenumber forcing range to the large-wavenumber dissipation range.