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
Degeneracy of turbulent states in two-dimensional channel flow
– Journal of Fluid Mechanics
(2021)
917,
a57
(DOI: 10.1017/jfm.2021.336)
Revealing the state space of turbulence using machine learning
– Physical Review Fluids
(2021)
6,
034402
The effects of Prandtl number on the nonlinear dynamics of Kelvin–Helmholtz instability in two dimensions
– Journal of Fluid Mechanics
(2021)
915,
a37
(DOI: 10.1017/jfm.2021.125)
Designing a minimal baffle to destabilise turbulence in pipe flows
– Journal of Fluid Mechanics
(2020)
900,
a31
(DOI: 10.1017/jfm.2020.518)
The viscous Holmboe instability for smooth shear and density profiles
– Journal of Fluid Mechanics
(2020)
896,
a14
(DOI: 10.1017/jfm.2020.340)
Exhausting the background approach for bounding the heat transport in Rayleigh-Bénard convection
– Journal of Fluid Mechanics
(2020)
889,
a33
(DOI: 10.1017/jfm.2020.41)
Searching turbulence for periodic orbits with dynamic mode decomposition
– Journal of Fluid Mechanics
(2020)
886,
a28
(DOI: 10.1017/jfm.2019.1074)
Stably stratified exact coherent structures in shear flow: the effect of Prandtl number
– Journal of Fluid Mechanics
(2020)
882,
a10
(DOI: 10.1017/jfm.2019.811)
Kelvin-Helmholtz billows above Richardson number $1/4$
– Journal of Fluid Mechanics
(2019)
879,
r1
(DOI: 10.1017/jfm.2019.725)
Koopman mode expansions between simple invariant solutions
– Journal of Fluid Mechanics
(2019)
879,
1
(DOI: 10.1017/jfm.2019.686)
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