# PUBLICATIONS

## 2014

*Turbidity currents interacting with three-dimensional seafloor topography, *with M. M. Nasr-Azadani, J. Fluid Mech., 745, 409 (2014). PDF## 2013

*Influence of seafloor topography on the depositional behavior of bi-disperse turbidity currents: A three-dimensional, depth-resolved numerical investigation,* with M. M. Nasr-Azadani, accepted for publication in J. Env. Fluid Mech (2013). PDF

*Circulation based models for Boussinesq gravity currents,* with Z. Borden, Phys. Fluids 25, 101301 (2013). PDF

*Polydisperse Turbidity Currents Propagating over Complex Topography: Comparison of Experimental and Depth-Resolved Simulation Results*, with M.M. Nasr-Azadani and B. Hall, Comp. & Geosc. 53, 141 (2013). PDF

*Circulation-based models for Boussinesq internal bores,* with Z. Borden, J. Fluid Mech., 726, R1 (2013). PDF

2012

*Sediment-laden Fresh Water above Salt Water: Linear Stability analysis*, with P. Burns, J. Fluid Mech. 691, 279 (2012).

PDF*Internal Bores: An Improved Model via a Detailed Analysis of the Energy Budget*, with Z. Borden and G. Constantinescu, J. Fluid Mech. 703, 279 (2012). PDF

2011

*Viscously Unstable, Variable Density, Miscible Displacements in Horizontal Hele-Shaw Cells: Three-dimensional Navier-Stokes Simulations*, with M. John, R. Oliveira and F. Heussler, submitted to J. Fluid Mech.

*Tail Structure and Sediment Entrainment Capacity of Gravity Currents Propagating over an Array of Obstacles*, with T. Tokyay and G. Constantinescu, submitted to J. Fluid Mech.

*Miscible Displacements in Hele-Shaw Cells: Three-dimensional Navier-Stokes Simulations*, with R. Oliveira, J. Fluid Mech. 687, 431 (2011). PDF

*Plane Poiseuille Flow of Miscible Layers with Different Viscosities: Instabilities in the Stokes Flow Regime*, with L. Talon, J. Fluid Mech. 686, 484 (2011). PDF

*Deep Water Sediment Wave Formation: Linear Stability Analysis of Coupled Flow/Bed Interaction*, with L. Lesshafft, B. Hall and B. Kneller, in J. Fluid Mech. 680, 435, (2011). PDF

*Gravity currents propagating over periodic arrays of blunt obstacles: Effect of the obstacle size*, with T. Tokyay, G. Constantinescu and E. Gonzalez-Juez, in J. Fluids Struct., 27, 798, (2011). PDF

*Towards Inverse Modeling of Turbidity Currents: The Inverse Lock-Exchange Problem*, with L. Lesshafft, B. Kneller and A. Marsden, in Comp. & Geosc. 37, 521 (2011). PDF

*Lock-exchange Gravity Currents with a High Volume of Release Propagating over a Periodic Array of Obstacles*, with T. Tokyay and G. Constantinescu, J. Fluid Mech. 672, 570 (2011). PDF

*TURBINS: An Immersed Boundary, Navier-Stokes Code for the Simulation of Gravity and Turbidity Currents Interacting with Complex Topographies*, with M.M. Nasr-Azadani, Comp. & Fluids 45, 14 (2011). PDF

## 2010

*Direct Numerical Simulations of Particle Transport in a Model Estuary*, with R. Henniger and L. Kleiser, J. Turbulence 11, N39 (2010). PDF

*Gravity Current Flow past a Circular Cylinder: Forces, Wall Shear Stresses and Implications for Scour,* E. Gonzalez-Juez, T. Tokyay and G. Constantinescu, J. Fluid Mech. 649, 69 (2010). PDF

*Turbidity Currents and Their Deposits,* with B. Kneller, Ann. Rev. Fluid Mech. 42, 135 (2010). PDF

## 2009

*Shallow Water Analysis of Gravity Current Flows past Isolated Obstacles,* with E. Gonzalez-Juez, J. Fluid Mech. 635, 415 (2009). PDF

*Intrusive Gravity Currents from Finite-Length Locks in a Uniformly Stratified Fluid*, with J. Munroe, C. Voegeli, B. Sutherland and V. Birman, J. Fluid Mech. 635, 245 (2009). PDF

*Gravity Currents Impinging on Bottom-Mounted Square Cylinders: Flow Fields and Associated Forces,* with E. Gonzalez-Juez and G. Constantinescu, J. Fluid Mech. 631, 65 (2009). PDF

*The Interaction of a Gravity Current with a Circular Cylinder Mounted Above a Wall: Effect of the Gap Size,* with E. Gonzalez-Juez and G. Constantinescu, J. Fluids Struct. 25, 629 (2009). PDF

*The Shape of Submarine Levees: Exponential or Power Law?,* with V. Birman and B. Kneller, J. Fluid Mech. 619, 367 (2009). PDF

*Convective/Absolute Instability in Miscible Core-Annular Flow. Part 2: Numerical Simulations and Nonlinear Global Modes,* with B. Selvam, L. Talon and L. Lesshafft, J. Fluid Mech. 618, 323 (2009). PDF

## 2008

*Channel Formation by Turbidity Currents: Navier-Stokes Based Linear Stability Analysis,* with B. Hall and B. Kneller, J. Fluid Mech. 615, 185 (2008). PDF

*Miscible Porous Media Displacements Driven by Non-vertical Injection Wells,* with E. Upchurch, J. Fluid Mech. 607, 289 (2008). PDF

*Variable Density and Viscosity, Miscible Displacements in Capillary Tubes,* with S.H. Vanaparthy, Eur. J. Mech. B/Fluids 27, 268 (2008). PDF

## 2007

*Stability of Miscible Core-Annular Flows with Viscosity Stratification,* with B. Selvam, S. Merk and R. Govindarajan, J. Fluid Mech. 592, 23 (2007). PDF

*On Gravity Currrents in Stratified Ambients,* with V. Birman and M. Ungarish, Phys. Fluids 19, 086602 (2007). PDF

*Buoyancy-Driven Convection Around Chemical Fronts Traveling in Covered Horizontal Solution Layers,* with L. Rongy, N. Goyal and A. DeWit, J. Chem. Phys. 127, 114710 (2007). PDF

*Variable Density, Miscible Displacements in a Vertical Hele-Shaw Cell: Linear Stability,* with N. Goyal and H. Pichler, J. Fluid Mech. 584, 357 (2007). PDF

*Miscible Displacements in Hele-Shaw Cells: Nonmonotonic Viscosity Profiles,* with D. Schafroth and N. Goyal, Eur. J. Mech. B/Fluids 26, 444 (2007). PDF

*Lock-Exchange Flows in Sloping Channels,* with V. Birman, V.A. Battandier and P.F. Linden, J. Fluid Mech. 577, 53 (2007). PDF

## 2006

*Report of the Symposium on Interactions for Dispersed Systems in Newtonian and Viscoelastic Fluids, Guanajuato, Mexico, 2006,* with M.M. Denn, J.F. Morris, E.S.G. Shaqfeh and T.M. Squires, Phys. Fluids 18, 121501 (2006). PDF

*Miscible Displacements in a Hele-Shaw Cell: Two-Dimensional Base States and Their Linear Stability,* with N. Goyal, J. Fluid Mech. 558, 329 (2006). PDF

*Density-Driven Instabilities in Capillary Tubes: Influence of a Variable Diffusion Coefficient,* with S.H. Vanaparthy and C. Barthe, Phys. Fluids 18, 048101 (2006). PDF

*High-Resolution Simulations of Gravity Currents,* with V. Birman, J. Brazil. Soc. Mech. Sci. Eng. XXVIII, No. 2 (2006).

*Spiral Vortex Breakdown as a Global Mode,* with F. Gallaire, M. Ruith, J.-M. Chomaz and P. Huerre, J. Fluid Mech 549, 71 (2006). Gallaire_et_al_2006 PDF

*Small Particles in Homogeneous Turbulence: Settling Velocity Enhancement by Two-Way Coupling,* with T. Bosse and L. Kleiser, Phys. Fluids 18, 027102 (2006). PDF

*Evaluation of a Simplified Approach for Simulating Gravity Currents over Slopes of Varying Angles,* with F. Blanchette, V. Piche and M. Strauss, Comp. Fluids 35, 492 (2006). PDF

## 2005

*High-Resolution Numerical Simulations of Resuspending Gravity Currents: Conditions for Self-Sustainment,* with F. Blanchette, M. Strauss, B. Kneller and M. Glinsky, J. Geophys. Res. C: Oceans 110, C12 (2005). PDF

*Settling and Break-Up of Suspension Drops *, with T. Bosse, L. Kleiser and J. Favre (Gallery of Fluid Motion Winning Entry), Phys. Fluids 17, 091107 (2005). PDF

*Mixing and Dissipation in Particle-Driven Gravity Currents,* with F. Necker, C. Haertel and L. Kleiser, J. Fluid Mech. 545, 339 (2005). PDF

*The Non-Boussinesq Lock-Exchange Problem,* with V. Birman and J.E. Martin, J. Fluid Mech. 537, 125 (2005). PDF

*Steady Axisymmetric Flow in a Circular Container with a Partially Rotating Bottom Wall,* with M. Piva, Phys. Fluids 17, 063603 (2005). PDF

*Numerical Simulation of Finite Reynolds Number Suspension Drops Settling Under Gravity,* with T. Bosse, C. Haertel and L. Kleiser, Phys. Fluids 17, 037101 (2005). PDF

*Influence of Variable Viscosity on Density-Driven Instabilities in Capillary Tubes,* with M. Payr and S.H. Vanaparthy, J. Fluid Mech. 525, 333 (2005). PDF

## 2004

*Density-Driven Instabilities of Variable Viscosity Miscible Fluids in a Capillary Tube,* with S.H. Vanaparthy, M. Payr and D. Wilhelm, Ann. New York Acad. Sci. 1027, 383 (2004) Also: Proc. of the Microgravity Transport Processes in Fluid, Thermal, Materials, and Biological Sciences Conference III, Davos, Switzerland, September 2003. PDF

*Miscible Porous Media Displacements with Density Stratification,* with A. Riaz, Ann. New York Acad. Sci. 1027, 342 (2004). Also: Proc. of the Microgravity Transport Processes in Fluid, Thermal, Materials, and Biological Sciences Conference III, Davos, Switzerland, September 2003. PDF

*Vorticity Interaction Mechanisms in Variable Viscosity, Heterogeneous Miscible Displacements with and without Density Contrast,* with A. Riaz, J. Fluid Mech. 517, 1 (2004). PDF

*Linear Stability of Radial Displacements in Porous Media: Influence of Velocity-Induced Dispersion and Concentration-Dependent Diffusion,* with A. Riaz and C. Pankiewitz, Phys. Fluids 16, 3592 (2004). PDF

*Unstable Density Stratification of Miscible Fluids in a Vertical Hele-Shaw Cell: Influence of Variable Viscosity on the Linear Stability,* with N. Goyal, J. Fluid Mech. 516, 211 (2004). PDF

*Miscible Displacements in Capillary Tubes: Effect of a Preexisting Wall Film,* with C.-Y. Chen, Phys. Fluids 16, 602 (2004). PDF

*Development of Boundary Conditions for Direct Numerical Simulations of Three-Dimensional Vortex Breakdown Phenomena in Semi-Infinite Domains,* with M. Ruith and P. Chen, Comp. Fluids 33, 1225 (2004). PDF

*Three-Dimensional Spectral Element Simulations of Variable Density and Viscosity, Miscible Displacements in a Capillary Tube,* with D. Wilhelm, Comp. Fluids 33, 485 (2004). PDF

## 2003

*Texture Evolution of Sheared LCPs: Numerical Predictions of Roll-Cells Instability, Director Turbulence and Striped Texture with a Molecular Model,* with G. Sgalari and L.G. Leal, J. Rheology 47, 1417 (2003). PDF

*Density-Driven Instabilities of Miscible Fluids in a Capillary Tube: Linear Stability Analysis,* with S. H. Vanaparthy and D. Wilhelm, J. Fluid Mech. 497, 99 (2003). PDF

*Three-Dimensional Miscible Displacement Simulations in Homogeneous Porous Media with Gravity Override,* with A. Riaz, J. Fluid Mech. 494, 95 (2003). PDF

*Three-dimensional Vortex Breakdown in Swirling Jets and Wakes,* with M. Ruith, P. Chen and T. Maxworthy, J. Fluid Mech. 486, 331 (2003). PDF

*Radial Source Flows in Porous Media: Linear Stability Analysis of Axial and Helical Perturbations in Miscible Displacements,* with A. Riaz, Phys. Fluds 15, 938 (2003). PDF

*Chemical Fronts in Hele-Shaw Cells: Linear Stability Analysis Based on the Three-Dimensional Stokes Equations,* with R. Demuth, Phys. Fluids 15, 597 (2003). PDF

## 2002

*Three-Dimensional Vorticity Dynamics of Miscible Porous Media Flows,* with A. Riaz, J. of Turb. 3, 061 (2002). PDF

*Direct Numerical Simulation of Spatially Developing, Three-Dimensional Swirling Jets*, with M. Ruith, J. of Turb. 3, 065 (2002). PDF

*The Interactive Dynamics of Flow and Directional Solidification in a Hele-Shaw Cell. Part 2. Stability Analysis and Nonlinear Simulations,* with S. Buddhavarapu, J. Fluid Mech. 470, 269 (2002). PDF

*Breakdown Modes of Swirling Jets with Coflow *, with M.R. Ruith (Gallery of Fluid Motion Winning Entry), Phys. Fluids. 14, S11. For movie, see: http://ojps.aip.org/phf/gallery/2002toc.jsp (2002).

*Miscible Displacements in Capillary Tubes: Influence of Korteweg Stresses and Divergence Effects*, with C.-Y. Chen, Phys. Fluids. 14, 2052 (2002). PDF

*A Review of the Book `Vortex Methods - Theory and Practice', by G.-H. Cottet and P. Koumoutsakos*, SIAM Rev. 44, 502 (2002).

*Heterogeneous Flow through Low Headloss Biofilter Media*, with D. Chitwood and J.S. Devinny, J. Env. Prog. 21, 11 (2002).

*The Propagation of a Gravity Current in a Linearly Stratified Fluid*, with T. Maxworthy, J. Leilich, and J. Simpson, J. Fluid Mech. 453, 371 (2002). PDF

*Vortex Pairing in Two-Way Coupled, Particle Laden Mixing Layers*, with E. Wallner, Int. J. of Multiphase Flow 28, 325 (2002). PDF

*High-Resolution Simulations of Particle-Driven Gravity Currents*, with F. Necker, C. Haertel and L. Kleiser, Int. J. of Multiphase Flow 28, 279 (2002). PDF

*Density-Driven Instabilities of Miscible Fluids in a Hele-Shaw Cell: Linear Stability Analysis of the Three-Dimensional Stokes Equations*, with F. Graf and C. Haertel, J. Fluid Mech. 451, 261 (2002). PDF

*Density-Driven Unstable Flows of Miscible Fluids in a Hele-Shaw Cell*, with J. Fernandez, P. Kurowski, and P. Petitjeans, J. Fluid Mech. 451, 239 (2002). PDF

## 2001

*Miscible Droplets in a Porous Medium and the Effects of Korteweg Stresses*, with C.-Y. Chen and L.-L. Wang, Phys. Fluids 13, 2447 (2001). PDF

*The Dynamics of Miscible Interfaces and the Effects of Korteweg Stresses*, with C.-Y. Chen and L.-L. Wang, Trans. Aero. Astro. Soc. R. O. C. 33, 7 (2001).

## 2000

*Vorticity Dynamics in Dilute, Two-Way Coupled Particle Laden Mixing Layers*, with E. Wallner, A. Pagella, A. Riaz, C. Haertel and F. Necker, J. Fluid Mech. 421, 185 (2000). PDF

*Miscible Rectilinear Displacements with Gravity Override. Part 2: Heterogeneous Porous Media*, with E. Camhi and M. Ruith, J. Fluid Mech. 420, 259 (2000). PDF

*Miscible Rectilinear Displacements with Gravity Override. Part 1: Homogeneous Porous Medium*, with M. Ruith, J. Fluid Mech. 420, 225 (2000). PDF

*Analysis and Direct Numerical Simulation of the Flow at a Gravity Current Head. Part 1: Flow Topology and Front Speed for Slip and No-slip Boundaries*,with C. Haertel and F. Necker, J. Fluid Mech. 418, 189 (2000). PDF

*High-Accuracy Implicit Finite Difference Simulations of Homogeneous and Heterogeneous Miscible Porous Media Flows*, with C.-Y. Chen, SPE J. 5, 129 (2000).

## 1999

*Vorticity Dynamics during the Start-up Phase of Gravity Currents*, with C. Haertel and F. Necker, Il Nuovo Cimento C 22, 823 (1999). PDF

*Miscible Quarter Five-Spot Displacements in a Hele-Shaw Cell and the Role of Flow-Induced Dispersion*, with P. Petitjeans, C.-Y. Chen, and T. Maxworthy, Phys. Fluids 11, 1705 (1999). PDF

*Miscible Porous Media Displacements in the Quarter Five-Spot Configuration. Part 3: Nonmonotonic Viscosity Profiles*, with C. Pankiewitz, J. Fluid Mech. 388, 171 (1999). PDF

## 1998

*Miscible Porous Media Displacements in the Quarter Five-Spot Configuration. Part 2: Effect of Heterogeneities*, with C.-Y. Chen, J. Fluid Mech 371, 269 (1998). PDF

*Miscible Porous Media Displacements in the Quarter Five-Spot Configuration. Part 1: The Homogeneous Case*, with C.-Y. Chen, J. Fluid Mech 371, 233 (1998). PDF

*The Growth and Nonlinear Evolution of Helical Perturbations in a Swirling Jet Model*, with J.E. Martin, European Journal of Mechanics B/Fluids 17, 639 (1998). PDF

## 1997

*Lagrange Identification of Absolutely Unstable Regimes in Wakes*, with J. Delfs, J. Ehrhard, and H. Oertel jr., Acta Mechanica 122, p. 89 (1997).

*Dynamics of Small, Spherical Particles in Vortical and Stagnation Point Flow Fields*, with N. Raju, Phys. Fluids. 9, p. 299 (1997). PDF

*Numerical Simulation of Local Disturbances in Absolutely/Convectively Unstable Flow by a Vortex Method*, with J. Ehrhard, J Delfs, and H. Oertel jr., Zeitschrift fuer Angewandte Mathematik und Mechanik 77, p. S85 (1997).

## 1996

*Three-Dimensional Features of Particle Dispersion in a Nominally Plane Mixing Layer*, with B. Marcu, Phys. Fluids 8, p. 2266 (1996). PDF

*Miscible Displacements in Capillary Tubes. Part 2: Numerical Simulations*, with C.-Y. Chen, J. Fluid Mech. 326, p. 57 (1996).

*Nonlinear Axisymmetric and Three-dimensional Vorticity Dynamics in a Swirling Jet Model*, with J.E. Martin, Phys. Fluids 8, p. 1917 (1996). PDF

*The Effect of Streamwise Braid Vortices on the Particle Dispersion in a Plane Mixing Layer. Part 2: Nonlinear Particle Dynamics*, with B. Marcu and N. Raju, Phys. Fluids 8, p. 734 (1996). PDF

*The Effect of Streamwise Braid Vortices on the Particle Dispersion in a Plane Mixing Layer*. Part 1: Equilibrium Points and Their Stability, with B. Marcu, Phys. Fluids 8, p. 715 (1996). PDF

## 1995

*Unsteady Models for the Nonlinear Evolution of the Mixing Layer*, with P.K. Newton, N. Raju, and G. R. Ruetsch, Phys. Rev. E 52, p. 1639 (1995). PDF

*The Accumulation and Dispersion of Heavy Particles in Forced Two-Dimensional Mixing Layers. II. The Effect of Gravity*, with N. Raju, Phys. Fluids 7, p. 1241 (1995). PDF

*Dynamics of Heavy Particles in a Burgers Vortex*, with B. Marcu and P.K. Newton, Phys. Fluids 7, p. 400 (1995). PDF

## 1994

*The Nonlinear Evolution of Swirling Jets*, with J.E. Martin, Meccanica 29, p. 331 (1994).

*Two-Way Coupling in Shear Layers with Dilute Bubble Concentrations*, with G.R. Ruetsch, Phys. Fluids 6, p. 2656 (1994). PDF

*The Accumulation and Dispersion of Heavy Particles in Forced Two-Dimensional Mixing Layers. Part I: The Fundamental and Subharmonic Cases*, with J.E. Martin, Phys. Fluids 6, p. 1116 (1994). PDF

*On the Stability of the Swirling Jet Shear Layer*, with J.E. Martin, Phys. Fluids 6, p. 424 (1994). PDF

## 1993

*Numerical Simulation of Miscible Displacement Processes in Porous Media Flows under Gravity*, with A.M. Rogerson, Phys. Fluids A 5, p. 2644 (1993). PDF

*On the Motion of Small Spherical Bubbles in Two-Dimensional Vortical Flows*, with G.R. Ruetsch, Phys. Fluids A 5, p. 2326 (1993). PDF

*Shear Stabilization of Miscible Displacement Processes in Porous Media*, with A.M. Rogerson, Phys. Fluids A 5, p. 1344 (1993). PDF

## 1992

*Numerical Investigation of Three-Dimensionally Evolving Jets under Helical Perturbations*, with J.E. Martin, J. Fluid Mech. 243, p. 457 (1992).

## 1991

*Particle Dynamics in a Viscously Decaying Cat's Eye: The Effect of Finite Schmidt Numbers*, with P.K. Newton, Phys. Fluids A 3, p. 1068 (1991). PDF

*Numerical Investigation of Three-Dimensionally Evolving Jets subject to Axisymmetric and Azimuthal Perturbations*, with J.E. Martin, J. Fluid Mech. 230, p. 271 (1991).

*Particle Dynamics and Mixing in a Viscously Decaying Shear Layer*, with P.K. Newton, J. Fluid Mech. 227, p. 211 (1991).

## 1990

*A Numerical Study of the Convergence Properties of ENO Schemes*, with A.M. Rogerson, J. Sci. Comp. 5, p. 151 (1990).

*Three-Dimensional Vorticity Modes in the Wake of a Flat Plate*, with J.C. Lasheras, Phys. Fluids A 2, p. 371 (1990). PDF

*Lagrangian Simulation of Diffusion Flames*, Comb. Sci. Tech. 71, p. 1 (1990).

## 1989

*Bubbles in a Hele-Shaw Cell: Numerical Simulation of Three-Dimensional Effects*, Phys. Fluids. A 1, p. 938 (1989). PDF

*Incorporation and Test of Diffusion and Strain Effects in the Two-Dimensional Vortex Blob Technique*, J. Comp. Phys. 82, p. 85 (1989).

## 1988

*Topology of the Vorticity Field in Three-Dimensional Shear Layers and Wakes*, with J.C. Lasheras and W.T. Ashurst, Fluid Dyn. Res. 3, p. 140 (1988). Also in: Vortex Motion, ed. H. Hasimoto and T. Kambe, North Holland, Amsterdam, 1988.

*Nonlinear Unstable Viscous Fingers in Hele-Shaw Flows. Part II: Numerical Simulation*, with G.M. Homsy, Phys. Fluids 31, p. 429 (1988). PDF

*Experimental and Numerical Investigation of the Three-Dimensional Transition in Plane Wakes*, with J.C. Lasheras, J. Fluid Mech. 190, p. 1 (1988).

*Three-Dimensional Shear Layers via Vortex Dynamics*, with W.T. Ashurst, J. Fluid Mech. 189, p. 87 (1988).

## 1987

*On the Role of Subharmonic Perturbations in the Far Wake*, J. Fluid Mech. 177, p. 83 (1987).

*Comparison between Experiments and Numerical Simulations of Three-Dimensional Plane Wakes*, with J.C. Lasheras, Phys. Fluids 30, p. 623 (1987). PDF

## 1986

*Comparison of the Molecular Dynamics Method and the Direct Simulation Monte Carlo Technique for Flows around Simple Geometries*, Phys. Fluids 29, p. 3107 (1986). PDF

## 1985

*High Marangoni Number Convection in a Square Cavity*, with A. Zebib and G.M.Homsy, Phys. Fluids 28, p. 3467 (1985). PDF

## 1984

*The Effects of Surface Contamination on Thermocapillary Flow in a Two-Dimensional Slot*, with G.M. Homsy, J. Fluid Mech. 139, p. 443 (1984).