Browse by UCL people
Group by: Type | Date
Number of items: 94.
Article
Baines, PG;
Johnson, ER;
(2016)
Non-linear Topographic Effects in Two-Layer Flows.
Frontiers in Earth Science
, 4
, Article 9. 10.3389/feart.2016.00009.
|
Clarke, SR;
Johnson, ER;
(1997)
Topographically forced long waves on a sheared coastal current. Part 1. The weakly nonlinear response.
J FLUID MECH
, 343
131 - 151.
10.1017/S0022112097005685.
|
Clarke, SR;
Johnson, ER;
(1997)
Topographically forced long waves on a sheared coastal current. Part 2. Finite amplitude waves.
J FLUID MECH
, 343
153 - 168.
10.1017/S0022112097005697.
|
Crosby, A;
Johnson, ER;
Morrison, PJ;
(2013)
Deformation of vortex patches by boundaries.
Physics of Fluids
, 25
(2)
, Article 023602. 10.1063/1.4790809.
|
Crowe, M;
Kemp, C;
Johnson, E;
(2021)
The decay of Hill's vortex in a rotating flow.
Journal of Fluid Mechanics
, 919
, Article A6. 10.1017/jfm.2021.386.
|
Crowe, Matthew N;
Johnson, Edward R;
(2024)
Modon solutions in an N-layer
quasi-geostrophic model.
Journal of Fluid Mechanics
, 994
, Article R1. 10.1017/jfm.2024.619.
|
Crowe, Matthew N;
Johnson, Edward R;
(2023)
The evolution of surface quasi-geostrophic modons on sloping topography.
Journal of Fluid Mechanics
, 970
, Article A10. 10.1017/jfm.2023.607.
|
Crowe, MN;
Johnson, ER;
(2021)
The propagation and decay of a coastal vortex on a shelf.
Journal of Fluid Mechanics
, 927
, Article A38. 10.1017/jfm.2021.790.
|
Crowe, M;
Johnson, E;
(2020)
The effects of vertical mixing on nonlinear Kelvin waves.
Journal of Fluid Mechanics
, 903
, Article A22. 10.1017/jfm.2020.654.
|
Deremble, B;
Johnson, ER;
Dewar, WD;
(2017)
A coupled model of interior balanced and boundary flow.
Ocean Modelling
, 119
pp. 1-12.
10.1016/j.ocemod.2017.09.003.
|
Dunn, DC;
McDonald, NR;
Johnson, ER;
(2001)
The motion of a singular vortex near an escarpment.
J FLUID MECH
, 448
335 - 365.
10.1017/S0022112001006115.
|
Esler, JG;
Rump, OJ;
Johnson, ER;
(2007)
Transcritical rotating flow over topography.
J FLUID MECH
, 590
81 - 106.
10.1017/S0022112007007719.
|
Esler, JG;
Rump, OJ;
Johnson, ER;
(2007)
Non-dispersive and weakly dispersive single-layer flow over an axisymmetric obstacle: the equivalent aerofoil formulation.
J FLUID MECH
, 574
209 - 237.
10.1017/S0022112006003910.
|
Frei, S;
Burman, E;
Johnson, E;
(2024)
Attached and separated rotating flow over a finite height ridge.
Physical Review Fluids
, 9
(8)
, Article 084801. 10.1103/PhysRevFluids.9.084801.
|
Grimshaw, R;
Hunt, J;
Johnson, E;
(2018)
Preface.
Procedia IUTAM
, 26
pp. 1-2.
10.1016/j.piutam.2018.03.001.
|
Grimshaw, RHJ;
Helfrich, KR;
Johnson, ER;
(2013)
Experimental study of the effect of rotation on large amplitude internal waves.
Physics of Fluids
, 25
, Article 056602. 10.1063/1.4805092.
|
HAYNES, PH;
JOHNSON, ER;
HURST, RG;
(1993)
A SIMPLE-MODEL OF ROSSBY-WAVE HYDRAULIC BEHAVIOR.
J FLUID MECH
, 253
359 - 384.
10.1017/S0022112093001831.
|
HERMANN, AJ;
RHINES, PB;
JOHNSON, ER;
(1989)
NONLINEAR ROSSBY ADJUSTMENT IN A CHANNEL - BEYOND KELVIN WAVES.
J FLUID MECH
, 205
(AUG)
469 - 502.
10.1017/S0022112089002119.
|
Hinds, AK;
Johnson, ER;
McDonald, NR;
(2016)
Beach vortices near circular topography.
Physics of Fluids
, 28
(10)
, Article 106602. 10.1063/1.4966038.
|
Hinds, AK;
Johnson, ER;
McDonald, NR;
(2007)
Vortex scattering by step topography.
J FLUID MECH
, 571
495 - 505.
10.1017/S002211200600348X.
|
Hunt, JCR;
Vilenski, GG;
Johnson, ER;
(2006)
Stratified separated flow around a mountain with an inversion layer below the mountain top.
J FLUID MECH
, 556
105 - 119.
10.1017/S0022112006009335.
|
Jamshidi, S;
Johnson, E;
(2021)
Hydraulic control of continental shelf waves.
Journal of Fluid Mechanics
, 917
, Article A4. 10.1017/jfm.2021.250.
|
Jamshidi, S;
Johnson, E;
(2020)
The long-wave potential-vorticity dynamics of coastal fronts.
Journal of Fluid Mechanics
, 888
, Article A19. 10.1017/jfm.2020.30.
|
Jamshidi, S;
Johnson, E;
(2019)
Vortex competition in coastal outflows.
Journal of Marine Research
, 77
(3-4)
pp. 325-349.
10.1357/002224019828410566.
|
Jamshidi, S;
Johnson, E;
(2019)
Coastal outflow currents into a buoyant layer of arbitrary depth.
Journal of Fluid Mechanics
, 858
pp. 656-688.
10.1017/jfm.2018.791.
|
JANSONS, KM;
JOHNSON, ER;
(1988)
SLOW ENERGY-TRANSFER BETWEEN REGIONS SUPPORTING TOPOGRAPHIC WAVES.
J FLUID MECH
, 194
(SEP)
1 - 13.
10.1017/S0022112088002873.
|
JANSONS, KM;
JOHNSON, ER;
(1988)
TOPOGRAPHIC ROSSBY WAVES ABOVE A RANDOM ARRAY OF SEA-MOUNTAINS.
J FLUID MECH
, 191
(JUN)
373 - 388.
10.1017/S0022112088001612.
|
Johnson, E;
Crowe, M;
(2021)
The decay of a dipolar vortex in a weakly dispersive environment.
Journal of Fluid Mechanics
, 917
, Article A35. 10.1017/jfm.2021.298.
|
Johnson, Edward;
Crowe, Matthew;
(2023)
Oceanic dipoles in a surface quasigeostrophic model.
Journal of Fluid Mechanics
, 958
, Article R2. 10.1017/jfm.2023.87.
|
Johnson, Edward;
Marshall, Jonathan;
(2023)
The high-speed submerged hydrofoil.
Journal of Fluid Mechanics
, 954
, Article A45. 10.1017/jfm.2022.1042.
|
Johnson, ER;
(2023)
Bulges at vortical outflows.
Physica D: Nonlinear Phenomena
, 454
, Article 133867. 10.1016/j.physd.2023.133867.
|
Johnson, E;
(2019)
Wavepackets in the anomalous Ostrovsky equation.
Physical Review E
10.1103/PhysRevE.100.043109.
|
Johnson, E;
Kaoullas, G;
(2020)
Trapped continental shelf waves with a free-surface.
Journal of Fluid Mechanics
, 903
, Article A36. 10.1017/jfm.2020.656.
|
Johnson, E.R.;
Levitin, M.;
Parnovski, L.;
(2006)
Existence of eigenvalues of a linear operator pencil in a curved waveguide - localized shelf waves on a curved coast.
SIAM Journal on Mathematical Analysis
, 37
(5)
pp. 1465-1481.
10.1137/040615936.
|
JOHNSON, ER;
(1993)
LOW-FREQUENCY SCATTERING OF KELVIN WAVES BY CONTINUOUS TOPOGRAPHY.
J FLUID MECH
, 248
173 - 201.
|
JOHNSON, ER;
(1990)
THE LOW-FREQUENCY SCATTERING OF KELVIN-WAVES BY STEPPED TOPOGRAPHY.
J FLUID MECH
, 215
(JUN)
23 - 44.
10.1017/S0022112090002531.
|
JOHNSON, ER;
(1989)
TOPOGRAPHIC WAVES IN OPEN DOMAINS .1. BOUNDARY-CONDITIONS AND FREQUENCY ESTIMATES.
J FLUID MECH
, 200
(MAR)
69 - 76.
10.1017/S002211208900056X.
|
JOHNSON, ER;
(1987)
A CONFORMAL-MAPPING TECHNIQUE FOR TOPOGRAPHIC-WAVE PROBLEMS - SEMI-INFINITE CHANNELS AND ELONGATED BASINS.
J FLUID MECH
, 177
395 - 405.
10.1017/S0022112087001010.
|
JOHNSON, ER;
(1985)
TOPOGRAPHIC WAVES AND THE EVOLUTION OF COASTAL CURRENTS.
J FLUID MECH
, 160
(NOV)
499 - 509.
10.1017/S0022112085003573.
|
JOHNSON, ER;
(1984)
STARTING FLOW FOR AN OBSTACLE MOVING TRANSVERSELY IN A RAPIDLY ROTATING FLUID.
J FLUID MECH
, 149
(DEC)
71 - 88.
10.1017/S0022112084002548.
|
JOHNSON, ER;
(1982)
THE EFFECTS OF OBSTACLE SHAPE AND VISCOSITY IN DEEP ROTATING FLOW OVER FINITE-HEIGHT TOPOGRAPHY.
J FLUID MECH
, 120
359 - 383.
10.1017/S0022112082002808.
|
Johnson, ER;
(1978)
Trapped vortices in rotating flow.
Journal of Fluid Mechanics
, 86
209 - 224.
10.1017/S0022112078001093.
|
Johnson, ER;
Clarke, SR;
(1999)
Dispersive effects in Rossby-wave hydraulics.
J FLUID MECH
, 401
27 - 54.
10.1017/S0022112099006849.
|
JOHNSON, ER;
DAVEY, MK;
(1990)
FREE-SURFACE ADJUSTMENT AND TOPOGRAPHIC WAVES IN COASTAL CURRENTS.
J FLUID MECH
, 219
273 - 289.
10.1017/S0022112090002944.
|
Johnson, ER;
Grimshaw, RHJ;
(2013)
The reduced modified Ostrovsky equation: integrability and breaking.
Physical Review E: Statistical, Nonlinear, and Soft Matter Physics
|
Johnson, ER;
Grimshaw, RHJG;
(2014)
Geostrophic adjustment in a closed basin with islands.
Journal of Fluid Mechanics
, 738
pp. 358-377.
10.1017/jfm.2013.598.
|
Johnson, ER;
Llewellyn Smith, SG;
(2016)
On the slow motion of a spheroid in a rotating stratified fluid.
Journal of Fluid Mechanics
, 808
, Article R4. 10.1017/jfm.2016.667.
|
Johnson, ER;
McDonald, NR;
(2005)
Vortices near barriers with multiple gaps.
J FLUID MECH
, 531
335 - 358.
10.1017/S0022112005003976.
|
Johnson, ER;
McDonald, NR;
(2004)
Surf-zone vortices over stepped topography.
J FLUID MECH
, 511
265 - 283.
10.1017/S0022112004009838.
|
JOHNSON, ER;
PAGE, MA;
(1993)
Flow past a circular cylinder on a β-plane.
J FLUID MECH
, 251
(JUN)
603 - 626.
10.1017/S0022112093003544.
|
Johnson, ER;
Pelinovsky, DE;
(2016)
Orbital stability of periodic waves in the class of reduced Ostrovsky equations.
Journal of Differential Equations
, 261
(6)
pp. 3268-3304.
10.1016/j.jde.2016.05.026.
|
Johnson, ER;
Southwick, OR;
McDonald, NR;
(2017)
The longwave vorticity dynamics of rotating buoyant outflows.
Journal of Fluid Mechanics
, 822
pp. 418-443.
10.1017/jfm.2017.291.
|
Kaoullas, G;
Johnson, ER;
(2012)
Isobath variation and trapping of continental shelf waves.
Journal of Fluid Mechanics
, 700
pp. 283-303.
10.1017/jfm.2012.153.
|
Kryeziu, O;
Johnson, ER;
(2013)
SUBSONIC TO SUPERSONIC NOZZLE FLOWS.
SIAM JOURNAL ON APPLIED MATHEMATICS
, 73
(1)
175 - 194.
10.1137/110845434.
|
Lacaze, L;
Paci, A;
Cid, E;
Cazin, S;
Eiff, O;
Esler, JG;
Johnson, ER;
(2013)
Wave patterns generated by an axisymmetric obstacle in a two-layer flow.
Experiments in Fluids
, 54
(12)
, Article 1618. 10.1007/s00348-013-1618-z.
|
Liu, Z;
Grimshaw, R;
Johnson, E;
(2021)
Resonant coupling of mode-1 and mode-2 internal waves by topography.
Journal of Fluid Mechanics
, 908
(A2)
pp. 1-21.
10.1017/jfm.2020.829.
|
Liu, Z;
Grimshaw, R;
Johnson, E;
(2019)
Generation of mode 2 internal waves by the interaction of mode 1 waves with topography.
Journal of Fluid Mechanics
, 880
pp. 799-830.
10.1017/jfm.2019.679.
|
Liu, Z;
Grimshaw, R;
Johnson, E;
(2019)
The interaction of a mode-1 internal solitary wave with a step and the generation of mode-2 waves.
Geophysical & Astrophysical Fluid Dynamics
, 113
(4)
pp. 327-347.
10.1080/03091929.2019.1636046.
|
Liu, Z;
Grimshaw, R;
Johnson, E;
(2018)
The effect of a variable background density stratification and current on oceanic internal solitary waves.
Fluids
, 3
(4)
, Article 96. 10.3390/fluids3040096.
|
Liu, Z;
Grimshaw, R;
Johnson, E;
(2017)
Internal solitary waves propagating through variable background hydrology and currents.
Ocean Modelling
, 116
(C)
pp. 134-145.
10.1016/j.ocemod.2017.06.008.
|
Marshall, JS;
Johnson, ER;
(2024)
A high-speed tandem hydrofoil cascade.
Journal of Fluid Mechanics
, 989
, Article A12. 10.1017/jfm.2024.497.
|
McDonald, NR;
Johnson, ER;
(2009)
Gap-Leaping Vortical Currents.
Journal of Physical Oceanography
, 39
(10)
2665 - 2674.
10.1175/2009JPO4191.1.
|
Mysak, LA;
Johnson, ER;
Hsiem, WW;
(1981)
Baroclinic and Barotropic Instabilities of Coastal Currents.
Journal of Physical Oceanography
, 11
(2)
209 - 230.
10.1175/1520-0485(1981)011%3C0209:BABIOC%3E2.0.CO;2.
|
Nguyen, Michael;
Johnson, Edward;
(2025)
The dispersive potential-vorticity dynamics of coastal outflows.
Journal of Fluid Mechanics
, 1010
10.1017/jfm.2025.331.
|
Nilawar, RS;
Johnson, ER;
McDonald, NR;
(2012)
Finite Rossby radius effects on vortex motion near a gap.
Physics of Fluids
, 24
(6)
, Article 066601. 10.1063/1.4721432.
|
Page, MA;
Johnson, ER;
(2009)
Steady nonlinear diffusion-driven flow.
J FLUID MECH
, 629
299 - 309.
10.1017/S002211200900679X.
|
Page, MA;
Johnson, ER;
(2008)
On steady linear diffusion-driven flow.
J FLUID MECH
, 606
433 - 443.
10.1017/S002211200800178X.
|
Page, MA;
Johnson, ER;
(2000)
Wavefields forced by long obstacles on a beta-plane.
J FLUID MECH
, 406
221 - 245.
10.1017/S002211209900751X.
|
PAGE, MA;
JOHNSON, ER;
(1990)
FLOW PAST CYLINDRICAL OBSTACLES ON A BETA-PLANE.
J FLUID MECH
, 221
349 - 382.
10.1017/S0022112090003597.
|
Qi, ZX;
Eames, I;
Johnson, ER;
(2014)
Force acting on a square cylinder fixed in a free surface channel flow.
Journal of Fluid Mechanics
, 756
pp. 716-727.
10.1017/jfm.2014.455.
|
Rodney, JT;
Johnson, ER;
(2015)
Localised continental shelf waves: geometric effects and resonant forcing.
Journal of Fluid Mechanics
, 785
pp. 54-77.
10.1017/jfm.2015.588.
|
Rodney, JT;
Johnson, ER;
(2014)
Meanders and eddies from topographic transformation of coastal-trapped waves.
Journal of Physical Oceanography
, 44
(4)
pp. 1133-1150.
10.1175/JPO-D-12-0224.1.
|
Rodney, JT;
Johnson, ER;
(2012)
Localisation of coastal trapped waves by longshore variations in bottom topography.
Continental Shelf Research
, 32
130 - 137.
10.1016/j.csr.2011.11.002.
|
Smith, FT;
Johnson, ER;
(2016)
Movement of a finite body in channel flow.
Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences
, 472
(2191)
, Article 20160164. 10.1098/rspa.2016.0164.
|
Southwick, OR;
Johnson, ER;
McDonald, NR;
(2017)
Potential Vorticity Dynamics of Coastal Outflows.
Journal of Physical Oceanography
, 47
(5)
pp. 1021-1041.
10.1175/JPO-D-16-0070.1.
|
Southwick, OR;
Johnson, ER;
McDonald, NR;
(2016)
A Simple Model for "Sheddies" – Ocean Eddies Formed from Shed Vorticity.
Journal of Physical Oceanography
, 46
(10)
pp. 2961-2979.
10.1175/JPO-D-15-0251.1.
|
Southwick, OR;
Johnson, ER;
McDonald, NR;
(2015)
A point vortex model for the formation of ocean eddies by flow separation.
Physics of Fluids
, 27
(1)
, Article 016604. 10.1063/1.4906112.
|
STOCKER, TF;
JOHNSON, ER;
(1991)
THE TRAPPING AND SCATTERING OF TOPOGRAPHIC WAVES BY ESTUARIES AND HEADLANDS.
J FLUID MECH
, 222
(JAN)
501 - 524.
10.1017/S0022112091001192.
|
STOCKER, TF;
JOHNSON, ER;
(1989)
TOPOGRAPHIC WAVES IN OPEN DOMAINS .2. BAY MODES AND RESONANCES.
J FLUID MECH
, 200
(MAR)
77 - 93.
10.1017/S0022112089000571.
|
Whitfield, AJ;
Johnson, ER;
(2017)
Whitham modulation theory for the Ostrovsky equation.
Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences
, 473
(2197)
, Article 20160709. 10.1098/rspa.2016.0709.
|
Whitfield, AJ;
Johnson, ER;
(2015)
Wave-packet formation at the zero-dispersion point in the Gardner-Ostrovsky equation.
Physical Review E: statistical, nonlinear, and soft matter physics
, 91
(5)
, Article 051201. 10.1103/PhysRevE.91.051201.
|
Whitfield, AJ;
Johnson, ER;
(2015)
Modulational instability of co-propagating internal wavetrains under rotation.
Chaos
, 25
(2)
, Article 023109. 10.1063/1.4908571.
|
Whitfield, AJ;
Johnson, ER;
(2014)
Rotation-induced nonlinear wavepackets in internal waves.
Physics of Fluids
, 26
(5)
, Article 056606. 10.1063/1.4879075.
|
Xue, BB;
Johnson, ER;
McDonald, NR;
(2017)
New families of vortex patch equilibria for the two-dimensional Euler equations.
Physics of Fluids
, 29
(12)
, Article 123602. 10.1063/1.5009536.
|
Yuan, Chunxin;
Zhang, Siqi;
Wang, Zhan;
Chen, Zikun;
Johnson, ER Ted;
(2025)
A novel Kadomtsev–Petviashvili type model for nonlinear internal waves with horizontally two-dimensional shear currents and Earth’s rotation.
Journal of Fluid Mechanics
, 1015
, Article A3. 10.1017/jfm.2025.10344.
|
Yuan, C;
Grimshaw, R;
Johnson, E;
(2018)
The Evolution of Internal Undular Bores over a Slope in the Presence of Rotation.
Studies in Applied Mathematics
, 140
(4)
pp. 465-482.
10.1111/sapm.12207.
|
Yuan, C;
Grimshaw, R;
Johnson, E;
(2017)
The evolution of second mode internal solitarywaves over variable topography.
Journal of Fluid Mechanics
, 836
pp. 238-259.
10.1017/jfm.2017.812.
|
Yuan, C;
Grimshaw, R;
Johnson, E;
Chen, X;
(2018)
The propagation of internal solitary waves over variable topography in a horizontally two-dimensional framework.
Journal of Physical Oceanography
, 48
(2)
pp. 283-300.
10.1175/JPO-D-17-0154.1.
|
Yuan, C;
Grimshaw, R;
Johnson, E;
Wang, Z;
(2018)
Topographic effect on oblique internal wave-wave interactions.
Journal of Fluid Mechanics
, 856
pp. 36-60.
10.1017/jfm.2018.678.
|
Yuan, C;
Grimshaw, R;
Johnson, E;
Whitfield, A;
(2020)
Generation of nonlinear internal waves by flow over topography: Rotational effects.
Physical Review E
, 101
(3)
, Article 033104. 10.1103/PhysRevE.101.033104.
|
Book chapter
Smith, FT;
Balta, S;
Liu, K;
Johnson, ER;
(2019)
On dynamic interactions between body motion and fluid motion.
In:
Mathematics Applied to Engineering, Modelling, and Social Issues.
(pp. 45-89).
Springer: Cham, Switzerland.
|
Stewart, AL;
Dellar, PJ;
Johnson, ER;
(2013)
Large-amplitude coastal shelf waves.
In: von Larcher, T and Williams, PD, (eds.)
Modelling atmospheric and oceanic flows: insights from laboratory experiments and numerical simulations.
|
Thesis
|
Whitfield, AJ;
(2016)
Nonlinear dynamics of wave packets within the framework of the Ostrovsky equation and its generalisations.
Doctoral thesis , UCL (University College London).
|
Journal (full / special issue)
Grimshaw, R and Hunt, J and Johnson, E (Eds).
(2018)
IUTAM Symposium on Wind Waves.
[Whole issue].
Procedia IUTAM
, 26
|