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physics.flu-dyn2025
Efficiency of turbulence
A Lopez, A Barral, G Costa +3
We consider the efficiency of turbulence, a dimensionless parameter that characterises the fraction of the input energy stored into a turbulent flow field. We first show that the i…
physics.flu-dyn2025
Viscous and Inviscid Reconnection of Vortex Rings on Logarithmic Lattices
Abhishek Harikrishnan, Adrien Lopez, Bérengère Dubrulle
To address the possible occurrence of a Finite-Time Singularity (FTS) during the oblique reconnection of two vortex rings, Moffatt-Kimura (MK) (J. Fluid Mech., 2019a; J. Fluid Mech…