Profile

Prof David Dritschel

Prof David Dritschel
Professor


 

source: symbiosis

 

Recent publications


24  (of 24 published available) for dgd1 with keyword Quasi-geostrophic clear keyword filter. (source: University of St Andrews PURE)
Please click title of any item for full details.

2019 (3)
Archive for Rational Mechanics and Analysis
vol.231 pp.1853-1915
(Article)
Imperfect bifurcation for the quasi-geostrophic shallow-water equations
David Gerard Dritschel, Taoufik Hmidi, Coralie Renault 

Journal of Fluid Mechanics
vol.866 
(Article)
Long frontal waves and dynamic scaling in freely evolving equivalent barotropic flow
Helen Burgess, David Gerard Dritschel 
Keywords: Quasi-geostrophic flows, Vortex dynamics
2019 (25/3)
Journal of Fluid Mechanics
vol.863 
(Article)
Scale-invariant singularity of the surface quasigeostrophic patch
Richard Kirkness Scott, David Gerard Dritschel 
Keywords: Contour dynamics, Quasi-geostrophic flows
2019 (25/3)
Journal of Fluid Mechanics
vol.863 pp.60-78
(Article)
The stability and nonlinear evolution of quasi-geostrophic toroidal vortices
Jean Noel Reinaud, David Gerard Dritschel 
Keywords: Quasi-geostrophic flows, Vortex instability

Geophysical and Astrophysical Fluid Dynamics
vol.Latest Articles 
(Article)
The interaction of two asymmetric quasi-geostrophic vortex patches
M.M. Jalali, David Gerard Dritschel 
Keywords: Quasi-geostrophy, Vortex patches, Contour dynamics
2017 (9)
Fluids
vol.2 
(Article)
Interaction between a quasi-geostrophic buoyancy filament and a heton
Jean Noel Reinaud, Xavier Carton, David Gerard Dritschel 
Keywords: Vortex dynamics, Surface bouyancy anomaly, Quasi-geostrophy
2017 (8)
Physics of Fluids
vol.29 
(Article)
Interaction between a surface quasi-geostrophic buoyancy anomaly jet and internal vortices
Jean Noel Reinaud, David Gerard Dritschel, Xavier Carton 
Keywords: Surface quasi-geostrophy, Quasi-geostrophy, Jets, Vortex dynamics
2017 (4)
Journal of Fluid Mechanics
vol.816 pp.586-618
(Article)
On the energetics of a two-layer baroclinic flow
David Gerard Dritschel 
Keywords: Baroclinic flows, Geostrophic turbulence, Jets
2016 (9)
Journal of Fluid Mechanics
vol.802 pp.333-358
(Article)
Balanced solutions for an ellipsoidal vortex in a rotating stratified flow
William Joseph McKiver, David Gerard Dritschel 
Keywords: Geophysical and geological flows, Geostrophic turbulence, Vortex dynamicsCondensed Matter Physics, Mechanics of Materials, Mechanical Engineering
2016 (23/9)
Geophysical and Astrophysical Fluid Dynamics
vol.110 pp.461-490
(Article)
Interaction between a surface quasi-geostrophic buoyancy filament and an internal vortex
Jean Noel Reinaud, David Gerard Dritschel, Xavier Carton 
Keywords: Vortex dynamics, Semi-quasigeostrophy, Quasigeostrophy
2016
Geophysical and Astrophysical Fluid Dynamics
vol.110 pp.491-517
(Article)
Models of interacting pairs of thin, quasi-geostrophic vortices: steady-state solutions and nonlinear stability
Matteo Bersanelli, David Gerard Dritschel, Carlo Lancellotti, Andrew C. Poje 
Keywords: Vortex patches, Surface quasigeostrophy, Moment models, Equilibrium states, Stability
2015 (21/7)
Journal of Fluid Mechanics
vol.777 pp.569-590
(Article)
Effect of Prandtl's ration on balance in geophysical turbulence
David Gerard Dritschel, William Joseph McKiver 
Keywords: Geophysical and geological flows, Geostrophic turbulence, Vortex dynamics
2015 (1)
Journal of Fluid Mechanics
vol.762 pp.196-231
(Article)
Ellipsoidal vortices in rotating stratified fluids
Yue-kin Tsang, David Gerard Dritschel 
Keywords: Geophysical and geological flows, Rotating flows, Vortex dynamics, Warm-core rings, Geophysical flows, Shallow-water, Oceanic vortices, Shear-flow, Vortex, Balance, Stability, Evolution, Equilibria
2013 (5)
Journal of Fluid Mechanics
vol.723 pp.40-68
(Article)
Quasi-geostrophic shallow-water doubly-connected vortex equilibria and their stability
David Gerard Dritschel 
Keywords: Contour dynamics, Rotating flows, Vortex dynamics, V-states, 2-dimensional vortex, Uniform vortices, 2 dimensions, Numerical algorithms, Coherent structures, Euler equations, Merger, Flows
2012 (11)
Journal of Fluid Mechanics
vol.711 pp.576-598
(Article)
The structure of zonal jets in geostrophic turbulence
Richard Kirkness Scott, David Gerard Dritschel 
Keywords: Geostrophic turbulence, Quasi-geostrophic flows, Turbulent mixing
2011 (1/1)
Journal of Physics: Conference Series
vol.318 
(Article)
Shallow-water vortex equilibria and their stability
David Gerard Dritschel 
2006 (25/8)
Journal of Fluid Mechanics
vol.561 pp.73-102
(Article)
Bending and twisting instabilities of columnar elliptical vortices in a rotating strongly stratified fluid
Paul Billant, David Gerard Dritschel, Jean-Marc Chomaz 
Keywords: Straight vortex filament, 3-dimensional stability, Field, Flows, Pair
2006 (25/3)
Journal of Fluid Mechanics
vol.551 pp.435-443
(Article)
Impeded inverse energy transfer in the Charney--Hasegawa--Mima model of quasi-geostrophic flows
Chuong Van Tran, David Gerard Dritschel 
Keywords: Drift-wave turbulence, 2-dimensional turbulence, Spectral distribution, Vortices, Cascade, Fluid, Plane
2006 (25/7)
Journal of Fluid Mechanics
vol.559 pp.107-116
(Article)
Vanishing enstrophy dissipation in two-dimensional Navier--Stokes turbulence in the inviscid limit
Chuong Van Tran, David Gerard Dritschel 
Keywords: Quasi-geostrophic turbulence, Spectral distribution, Energy, Decay, Equations
2005 (10/5)
Journal of Fluid Mechanics
vol.530 pp.305-325
(Article)
Quasi-geostrophic vortices in compressible atmospheres
Richard Kirkness Scott, David Gerard Dritschel 
Keywords: Vortex-dynamics, Stability, Algorithm, Merger, Flows
2005 (10/1)
Journal of Fluid Mechanics
vol.522 pp.357-381
(Article)
The critical merger distance between two co-rotating quasi-geostrophic vortices
Jean Noel Reinaud, David Gerard Dritschel 
Keywords: Ellipsoidal vortex model, Stratified fluid, Flows, Turbulence, Shear
2004 (25/4)
Journal of Fluid Mechanics
vol.505 pp.201-223
(Article)
The quasi-geostrophic ellipsoidal vortex model
David Gerard Dritschel, Jean Noel Reinaud, William J McKiver 
Keywords: Stratified fluid, Elliptic model, Vortices, Shear, Equations, Flows, Dynamics, Merger, Motion
2003 (10/1)
Journal of Fluid Mechanics
vol.474 pp.175-192
(Article)
The shape of vortices in quasi-geostrophic turbulence
Jean Noel Reinaud, David Gerard Dritschel, CR Koudella 
Keywords: Ellipsoidal vortices, Stratified fluid, Vortex, Algorithm, Flows
2002 (25/10)
Journal of Fluid Mechanics
vol.469 pp.287-315
(Article)
The merger of vertically offset quasi-geostrophic vortices
Jean Noel Reinaud, David Gerard Dritschel 
Keywords: Vortex Dynamics, Turbulence, Stability, Flows

Contact Details:

Prof David Dritschel
Mathematical Institute
University of St Andrews
North Haugh
St Andrews
University of St Andrews
Fife
UK

tel: 01334 46 3721
fax:
room:
email: dgd1@st-andrews.ac.uk

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Scottish Oceans Institute
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fax: +44 (0) 1334 463443
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