• 3977 Citations
  • 21 h-Index
1989 …2018
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Research Output 1989 2018

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Article
2018

The diffusion of passive tracers in laminar shear flow

Aminian, M., Bernardi, F., Camassa, R., Harris, D. M. & McLaughlin, R. M., May 1 2018, In : Journal of Visualized Experiments. 2018, 135, e57205

Research output: Contribution to journalArticle

Piers
Shear flow
Pipe
Aspect ratio
Microfluidics
2017
1 Citations

A geodesic landmark shooting algorithm for template matching and its applications

Camassa, R., Kuang, D. & Lee, L., Jan 1 2017, In : SIAM Journal on Imaging Sciences. 10, 1, p. 303-334 32 p.

Research output: Contribution to journalArticle

Hamiltonians
Template matching
Template Matching
Shooting
Landmarks

Viscous film-flow coating the interior of a vertical tube. Part 2. Air-driven flow

Camassa, R., Ogrosky, H. R. & Olander, J., Aug 25 2017, In : Journal of Fluid Mechanics. 825, p. 1056-1090 35 p.

Research output: Contribution to journalArticle

free surface flow
viscous flow
Liquid films
Viscous flow
thin section
2016
5 Citations

Optimal mixing of buoyant jets and plumes in stratified fluids: Theory and experiments

Camassa, R., Lin, Z., McLaughlin, R. M., Mertens, K., Tzou, C., Walsh, J. & White, B., Feb 1 2016, In : Journal of Fluid Mechanics. 790, p. 71-103 33 p.

Research output: Contribution to journalArticle

plumes
Fluids
fluids
stratification
Experiments
1 Citations

Solitary Waves and N-Particle Algorithms for a Class of Euler–Poincaré Equations

Camassa, R., Kuang, D. & Lee, L., Nov 1 2016, In : Studies in Applied Mathematics. 137, 4, p. 502-546 45 p.

Research output: Contribution to journalArticle

Euler equations
Solitary Waves
Solitons
Poincaré
Euler
2015
9 Citations

Delayed settling of marine snow: Effects of density gradient and particle properties and implications for carbon cycling

Prairie, J. C., Ziervogel, K., Camassa, R., McLaughlin, R. M., White, B. L., Dewald, C. & Arnosti, C., Oct 1 2015, In : Marine Chemistry. 175, p. 28-38 11 p.

Research output: Contribution to journalArticle

marine snow
Snow
settling behavior
Carbon
carbon
5 Citations

On viscous film flows coating the interior of a tube: Thin-film and long-wave models

Camassa, R. & Ogrosky, H. R., Jun 1 2015, In : Journal of Fluid Mechanics. 772, p. 569-599 31 p.

Research output: Contribution to journalArticle

planetary waves
tubes
coatings
Thin films
Coatings
4 Citations

Squaring the Circle: Geometric Skewness and Symmetry Breaking for Passive Scalar Transport in Ducts and Pipes

Aminian, M., Bernardi, F., Camassa, R. & McLaughlin, R. M., Oct 5 2015, In : Physical Review Letters. 115, 15, 154503

Research output: Contribution to journalArticle

skewness
ducts
broken symmetry
scalars
aspect ratio

Topological effects on vorticity evolution in confined stratified fluids

Camassa, R., Falqui, G., Ortenzi, G. & Pedroni, M., Jul 3 2015, In : Journal of Fluid Mechanics. 776, p. 109-136 28 p.

Research output: Contribution to journalArticle

Vorticity
vorticity
Fluids
fluids
intersections
2014
3 Citations

Topological selection in stratified fluids: An example from air-water systems

Camassa, R., Chen, S., Falqui, G., Ortenzi, G. & Pedroni, M., 2014, In : Journal of Fluid Mechanics. 743, p. 534-553 20 p.

Research output: Contribution to journalArticle

Fluids
fluids
air
Air
water
8 Citations

Viscous film flow coating the interior of a vertical tube. Part 1. Gravity-driven flow

Camassa, R., Ogrosky, H. R. & Olander, J., Apr 25 2014, In : Journal of Fluid Mechanics. 745, p. 682-715 34 p.

Research output: Contribution to journalArticle

Gravitation
gravitation
tubes
coatings
Coatings
2013
15 Citations

Delayed settling of marine snow at sharp density transitions driven by fluid entrainment and diffusion-limited retention

Prairie, J. C., Ziervogel, K., Arnosti, C., Camassa, R., Falcon, C., Khatri, S., McLaughlin, R. M., White, B. L. & Yu, S., Jul 30 2013, In : Marine Ecology Progress Series. 487, p. 185-200 16 p.

Research output: Contribution to journalArticle

marine snow
snow
entrainment
fluid
settling behavior
6 Citations

Effects of inertia and stratification in incompressible ideal fluids: Pressure imbalances by rigid confinement

Camassa, R., Chen, S., Falqui, G., Ortenzi, G. & Pedroni, M., May 2013, In : Journal of Fluid Mechanics. 726, p. 404-438 35 p.

Research output: Contribution to journalArticle

ideal fluids
fluid pressure
stratification
inertia
Fluids
5 Citations

Numerical simulations and experimental measurements of dense-core vortex rings in a sharply stratified environment

Camassa, R., Khatri, S., McLaughlin, R., Mertens, K., Nenon, D., Smith, C. & Viotti, C., Apr 1 2013, In : Computational Science and Discovery. 6, 1, 014001

Research output: Contribution to journalArticle

Vortex Ring
vortex rings
Vortex flow
Numerical Simulation
Fluids
1 Citations

Transient dynamics by continuous-spectrum perturbations in stratified shear flows

Camassa, R. & Viotti, C., Feb 25 2013, In : Journal of Fluid Mechanics. 717, p. R5

Research output: Contribution to journalArticle

continuous spectra
Shear flow
shear flow
perturbation
Asymptotic analysis
2012
2 Citations

A model for large-amplitude internal waves with finite-thickness pycnocline

Camassa, R. & Viotti, C., Dec 1 2012, In : Acta Applicandae Mathematicae. 122, 1, p. 75-84 10 p.

Research output: Contribution to journalArticle

Internal Waves
Boussinesq Approximation
Fluids
Euler equations
Stratification
8 Citations

An inertia 'paradox' for incompressible stratified Euler fluids

Camassa, R., Chen, S., Falqui, G., Ortenzi, G. & Pedroni, M., Mar 25 2012, In : Journal of Fluid Mechanics. 695, p. 330-340 11 p.

Research output: Contribution to journalArticle

Euler equations
paradoxes
inertia
incompressibility
Conservation
7 Citations

On the response of large-amplitude internal waves to upstream disturbances

Camassa, R. & Viotti, C., Jul 10 2012, In : Journal of Fluid Mechanics. 702, p. 59-88 30 p.

Research output: Contribution to journalArticle

internal waves
upstream
disturbances
shear
perturbation
8 Citations

Ring waves as a mass transport mechanism in air-driven core-annular flows

Camassa, R., Forest, M. G., Lee, L., Ogrosky, H. R. & Olander, J., Dec 11 2012, In : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 86, 6, 066305

Research output: Contribution to journalArticle

annular flow
Mass Transport
Air
Ring
rings
8 Citations

Shear instability of internal solitary waves in Euler fluids with thin pycnoclines

Almgren, A., Camassa, R. & Tiron, R., Nov 1 2012, In : Journal of Fluid Mechanics. 710, p. 324-361 38 p.

Research output: Contribution to journalArticle

Solitons
solitary waves
shear
Fluids
fluids
2 Citations
stratified flow
Fluids
configurations
fluids
Experiments
2011
3 Citations

A particle method and numerical study of a quasilinear partial differential equation

Camassa, R., Chiu, P. H., Lee, L. & Sheu, T. W. H., Sep 2011, In : Communications on Pure and Applied Analysis. 10, 5, p. 1503-1515 13 p.

Research output: Contribution to journalArticle

Particle Method
Partial differential equations
Numerical Study
Partial differential equation
Momentum
1 Citations

Lagrangian blocking in highly viscous shear flows past a sphere

Camassa, R., McLaughlin, R. M. & Zhao, L., Feb 25 2011, In : Journal of Fluid Mechanics. 669, p. 120-166 47 p.

Research output: Contribution to journalArticle

Shear flow
shear flow
spheroids
particle trajectories
Trajectories
13 Citations

Optimal two-layer approximation for continuous density stratification

Camassa, R. & Tiron, R., Feb 25 2011, In : Journal of Fluid Mechanics. 669, p. 32-54 23 p.

Research output: Contribution to journalArticle

stratification
approximation
Fluids
fluids
Euler equations
2010
22 Citations

A first-principle predictive theory for a sphere falling through sharply stratified fluid at low Reynolds number

Camassa, R., Falcon, C., Lin, J., McLaughlin, R. M. & Mykins, N., Dec 10 2010, In : Journal of Fluid Mechanics. 664, p. 436-465 30 p.

Research output: Contribution to journalArticle

falling spheres
low Reynolds number
Reynolds number
Fluids
fluids
3 Citations
Advection
Shear flow
classifying
advection
Sorting
7 Citations

Fully nonlinear periodic internal waves in a two-fluid system of finite depth

Camassa, R., Rusås, P. O., Saxena, A. & Tiron, R., Jun 1 2010, In : Journal of Fluid Mechanics. 652, p. 259-298 40 p.

Research output: Contribution to journalArticle

internal waves
Fluids
fluids
quadratures
solitary waves
18 Citations

The exact evolution of the scalar variance in pipe and channel flow

Camassa, R., Lin, Z. & Mclaughlin, R. M., Jan 1 2010, In : Communications in Mathematical Sciences. 8, 2, p. 601-626 26 p.

Research output: Contribution to journalArticle

Delta functions
Pipe Flow
Channel Flow
Pipe flow
Channel flow
4 Citations

Viscous and inviscid regularizations in a class of evolutionary partial differential equations

Camassa, R., Chiu, P. H., Lee, L. & Sheu, T. W. H., Sep 1 2010, In : Journal of Computational Physics. 229, 19, p. 6676-6687 12 p.

Research output: Contribution to journalArticle

partial differential equations
Partial differential equations
Burger equation
Hamiltonians
Helmholtz equation
2009
23 Citations

Prolonged residence times for particles settling through stratified miscible fluids in the Stokes regime

Camassa, R., Falcon, C., Lin, J., McLaughlin, R. M. & Parker, R., Apr 16 2009, In : Physics of Fluids. 21, 3, 031702

Research output: Contribution to journalArticle

settling
Fluids
fluids
flight time
low Reynolds number
2008
8 Citations

Brachistochrones in potential flow and the connection to Darwin's theorem

Camassa, R., McLaughlin, R. M., Moore, M. N. J. & Vaidya, A. Nov 10 2008 In : Physics Letters, Section A: General, Atomic and Solid State Physics. 372, 45, p. 6742-6749 8 p.

Research output: Contribution to journalArticle

potential flow
theorems
falling spheres
asymptotic properties
Stokes flow
8 Citations

Complete integrable particle methods and the recurrence of initial states for a nonlinear shallow-water wave equation

Camassa, R. & Lee, L., Jul 20 2008, In : Journal of Computational Physics. 227, 15, p. 7206-7221 16 p.

Research output: Contribution to journalArticle

water waves
Water waves
shallow water
Wave equations
wave equations
1 Citations

Evolution of the probability measure for the Majda model: New invariant measures and breathing PDFs

Camassa, R., Lin, Z. & McLaughlin, R. M. Jan 1 2008 In : Journal of Statistical Physics. 130, 2, p. 343-371 29 p.

Research output: Contribution to journalArticle

breathing
Invariant Measure
Probability Measure
tracers
Intermittency
7 Citations

Trajectory and flow properties for a rod spinning in a viscous fluid. Part 1. An exact solution

Camassa, R., Leiterman, T. J. & McLaughlin, R. M., Oct 3 2008, In : Journal of Fluid Mechanics. 612, p. 153-200 48 p.

Research output: Contribution to journalArticle

viscous fluids
metal spinning
Cones
rods
Trajectories
2007

An explicit family of probability measures for passive scalar diffusion in a random flow

Bronski, J. C., Camassa, R., Lin, Z., McLaughlin, R. M. & Scotti, A. Aug 1 2007 In : Journal of Statistical Physics. 128, 4, p. 927-968 42 p.

Research output: Contribution to journalArticle

Passive Scalar
probability density functions
Probability density function
Probability Measure
scalars
7 Citations

Dynamics of probability density functions for decaying passive scalars in periodic velocity fields

Camassa, R., Martinsen-Burrell, N. & McLaughlin, R. M., Nov 1 2007, In : Physics of Fluids. 19, 11, 117104

Research output: Contribution to journalArticle

probability density functions
Probability density function
velocity distribution
scalars
Peclet number
12 Citations

Epicyclic orbits in a viscous fluid about a precessing rod: Theory and experiments at the micro- and macro-scales

Bouzarth, E. L., Brooks, A., Camassa, R., Jing, H., Leiterman, T. J., McLaughlin, R. M., Superfine, R., Toledo, J. & Vicci, L., Jul 25 2007, In : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 76, 1, 016313

Research output: Contribution to journalArticle

viscous fluids
Viscous Fluid
rods
Orbit
thermal noise
2006
27 Citations

Integral and integrable algorithms for a nonlinear shallow-water wave equation

Camassa, R., Huang, J. & Lee, L., Aug 10 2006, In : Journal of Computational Physics. 216, 2, p. 547-572 26 p.

Research output: Contribution to journalArticle

water waves
Water waves
shallow water
Wave equations
wave equations
65 Citations

On the realm of validity of strongly nonlinear asymptotic approximations for internal waves

Camassa, R., Choi, W., Michallet, H., Rusås, P. O. & Sveen, J. K., Feb 1 2006, In : Journal of Fluid Mechanics. 549, p. 1-23 23 p.

Research output: Contribution to journalArticle

internal waves
Fluids
fluids
approximation
Wavelength
2 Citations

Transmission, reflection, and second-harmonic generation in a nonlinear waveguide

Camassa, R., Findikoglu, A. & Lythe, G., Mar 7 2006, In : SIAM Journal on Applied Mathematics. 66, 1, p. 1-28 28 p.

Research output: Contribution to journalArticle

Second Harmonic Generation
Harmonic generation
Waveguide
Waveguides
Superconducting films
2005
30 Citations

On a completely integrable numerical scheme for a nonlinear shallow-water wave equation

Camassa, R., Huang, J. & Lee, L., Jan 1 2005, In : Journal of Nonlinear Mathematical Physics. 12, SUPPL. 1, p. 146-162 17 p.

Research output: Contribution to journalArticle

Shallow Water Waves
water waves
Shallow Water Equations
shallow water
Numerical Scheme
2004

Traveling waves in rotating Rayleigh-Bénard convection

Choi, W., Prasad, D., Camassa, R. & Ecke, R. E., Jan 1 2004, In : Physical Review E - Statistical Physics, Plasmas, Fluids, and Related Interdisciplinary Topics. 69, 5, 1 p.

Research output: Contribution to journalArticle

Rayleigh-Benard convection
Rayleigh-Bénard Convection
traveling waves
Traveling Wave
Slip
4 Citations

Traveling waves in rotating Rayleigh-Bénard convection

Choi, W., Prasad, D., Camassa, R. & Ecke, R. E., May 1 2004, In : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 69, 5 1, 056301

Research output: Contribution to journalArticle

Rayleigh-Benard convection
Rayleigh-Bénard Convection
Slip Boundary Condition
traveling waves
Traveling Wave
2003
39 Citations
Integrable Equation
Initial value problems
Shallow Water Equations
Wave equations
Initial Value Problem
2002
12 Citations

Dielectric nonlinearity and stochastic effects in strontium titanate

Findikoǧlu, A. T., Camassa, R., Lythe, G. & Jia, Q. X., May 6 2002, In : Applied Physics Letters. 80, 18, p. 3391-3393 3 p.

Research output: Contribution to journalArticle

microwave frequencies
strontium
wave equations
dielectric properties
nonlinearity
2001
17 Citations

On the initial value problem for a completely integrable shallow water wave equation

Camassa, R. & Zenchuk, A. I., Mar 12 2001, In : Physics Letters, Section A: General, Atomic and Solid State Physics. 281, 1, p. 26-33 8 p.

Research output: Contribution to journalArticle

water waves
shallow water
boundary value problems
wave equations
planetary waves
71 Citations

The complex geometry of weak piecewise smooth solutions of integrable nonlinear PDE's of shallow water and Dym type

Alber, M. S., Camassa, R., Fedorov, Y. N., Holm, D. D. & Marsden, J. E., Jan 1 2001, In : Communications in Mathematical Physics. 221, 1, p. 197-227 31 p.

Research output: Contribution to journalArticle

Nonlinear PDE
pulse detonation engines
Shallow Water
Complex Geometry
Smooth Solution
1999
35 Citations

Exact evolution equations for surface waves

Choi, W. & Camassa, R., Dec 1 1999, In : Journal of Engineering Mechanics. 125, 7, p. 756-759 4 p.

Research output: Contribution to journalArticle

Surface waves
Gravitation
Gravity waves
Integrodifferential equations
Fluids
242 Citations

Fully nonlinear internal waves in a two-fluid system

Choi, W. & Camassa, R., Oct 10 1999, In : Journal of Fluid Mechanics. 396, p. 1-36 36 p.

Research output: Contribution to journalArticle

internal waves
Fluids
fluids
Solitons
solitary waves
34 Citations

On billiard solutions of nonlinear PDEs

Alber, M. S., Camassa, R., Fedorov, Y. N., Holm, D. D. & Marsden, J. E., Dec 20 1999, In : Physics Letters, Section A: General, Atomic and Solid State Physics. 264, 2-3, p. 171-178 8 p.

Research output: Contribution to journalArticle

pulse detonation engines
discontinuity
profiles