Manipulating the direction of turbulent energy flux via tensor geometry in a two-dimensional flow

TL;DR

This paper explores how tensor geometry can be used to manipulate the direction of turbulent energy flux in two-dimensional flows, challenging traditional notions based on system dimensionality.

Contribution

It introduces a novel approach using tensor geometry to control energy flux direction in 2D turbulence, expanding understanding of turbulence dynamics.

Findings

Tensor geometry influences energy flux direction.

Control of energy transfer in 2D turbulence demonstrated.

Potential applications in turbulence management.

Abstract

In turbulent flows, energy flux refers to the transfer of kinetic energy across different scales of motion, a concept that is a cornerstone of turbulence theory. The direction of net energy flux is prescribed by the dimensionality of the fluid system.