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
Koopman mode expansions between simple invariant solutions
– Journal of Fluid Mechanics
(2019)
879,
1
(doi: 10.1017/jfm.2019.686)
Layer formation and relaminarisation in plane Couette flow with spanwise stratification
– Journal of Fluid Mechanics
(2019)
868,
97
(doi: 10.1017/jfm.2019.192)
Stabilisation and drag reduction of pipe flows by flattening the base profile
– Journal of Fluid Mechanics
(2019)
863,
850
(doi: 10.1017/jfm.2018.1012)
Can libration maintain Enceladus's ocean?
– Earth and Planetary Science Letters
(2018)
500,
41
(doi: 10.1016/j.epsl.2018.08.012)
Koopman analysis of Burgers equation
– Physical Review Fluids
(2018)
3,
071901
Connection between Nonlinear Energy Optimization and Instantons
– Physical review. E
(2018)
97,
012212
(doi: 10.1103/physreve.97.012212)
Connection between Nonlinear Energy Optimization and Instantons
– Physical Review E
(2018)
97,
1
(doi: 10.1103/PhysRevE.97.012212)
Energy dissipation rate limits for flow through rough channels and tidal flow across topography (vol 808, pg 562, 2016)
– Journal of Fluid Mechanics
(2018)
834,
600
(doi: 10.1017/jfm.2017.761)
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)
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