Career
- 2017- date: DAMTP, Cambridge University
- 1996-2017: Mathematics, Bristol University
- 1992-1996: Mathematics, Newcastle University
- 1992 : PhD, MIT
Research
General fluid mechanics: the Navier-Stokes equations (nonlinear dynamics, transition and turbulence); geophysical and astrophysical fluid mechanics (e.g. convection; stably stratified flows; tidal, precessional and librational motion of planetary interiors and subsurface oceans; accretion disks);
Selected Publications
- see homepage (www.damtp.cam.ac.uk/user/rrk26)
Publications
Layer formation in horizontally forced stratified turbulence:connecting exact coherent structures to linear instabilities
– Journal of Fluid Mechanics
(2017)
832,
409
(doi: 10.1017/jfm.2017.661)
Exact coherent structures in stably stratified plane Couette flow
– Journal of Fluid Mechanics
(2017)
826,
583
(doi: 10.1017/jfm.2017.447)
Optimizing energy growth as a tool for finding exact coherent structures
– Physical Review Fluids
(2017)
2,
083902
Sustaining processes from recurrent flows in body-forced turbulence
– Journal of Fluid Mechanics
(2017)
817,
r3
(doi: 10.1017/jfm.2017.97)
Energy dissipation rate limits for flow through rough channels and tidal flow across topography
– Journal of Fluid Mechanics
(2016)
808,
562
(doi: 10.1017/jfm.2016.650)
A new method for isolating turbulent states in transitional stratified plane Couette flow
– Journal of Fluid Mechanics
(2016)
808,
r1
(doi: 10.1017/jfm.2016.627)
Connections between centrifugal, stratorotational, and radiative instabilities in viscous Taylor-Couette flow.
– Physical review. E
(2016)
94,
043103
(doi: 10.1103/PhysRevE.94.043103)
Using stratification to mitigate end effects in quasi-Keplerian Taylor–Couette flow
– Journal of Fluid Mechanics
(2016)
791,
608
(doi: 10.1017/jfm.2016.44)
Instability driven by boundary inflow across shear: a way to circumvent Rayleigh’s stability criterion in accretion disks?
– Journal of Fluid Mechanics
(2015)
784,
619
(doi: 10.1017/jfm.2015.613)
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