Wave interference from beats between nearly degenerate MRI eigenfrequencies drives cyclic large-scale dynamos in unstratified accretion disks via an oscillating shear-current effect, predicting a period of ~30(1+a²)^{1/2} orbital times.
Chandrasekhar,Hydrodynamic and hydromagnetic stability (1961)
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Exact steady single-mode solutions in rapidly rotating convection attain diffusivity-free ultimate scalings for heat transport and flow speed at suitable wavenumbers, with enhancing logarithmic corrections, via matched asymptotics.
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Wave interference as the origin of the cyclic magnetorotational dynamo in accretion disks: insights from weakly nonlinear theory and local shearing box simulations
Wave interference from beats between nearly degenerate MRI eigenfrequencies drives cyclic large-scale dynamos in unstratified accretion disks via an oscillating shear-current effect, predicting a period of ~30(1+a²)^{1/2} orbital times.
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Rigorous ultimate scaling in rapidly rotating steady convection
Exact steady single-mode solutions in rapidly rotating convection attain diffusivity-free ultimate scalings for heat transport and flow speed at suitable wavenumbers, with enhancing logarithmic corrections, via matched asymptotics.