Sept. 6-8, 2001

Northwestern University

Evanston, IL USA

12^th International Couette Taylor Workshop

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Thursday, Sept. 6, 2001

8:00 Continental Breakfast

Session 1A -- Spherical Couette Flows (Chair:  Christoph Egbers)
08:30 Welcome--Dean John Birge, Northwestern University's McCormick School of Engineering and Applied Science; Richard Lueptow, Workshop Organizer
08:50 Taylor Vortices in Wide Spherical Shells, R. Hollerbach, L. S. Tuckerman
09:10 Numerical Investigation of the Flow in Wide Spherical Gaps, M. Junk, R. Hollerbach, C. Egbers
09:30 Evolution of Mean and Fluctuating Velocity Components in the Laminar-Turbulent Transition of Spherical Couette Flow, K. Nakabayashi, Z. Zheng, Y. Tsuchida
09:50 Experiments on the Isothermal Flow in Wide Spherical Gaps, J.-R. Schmidt, C. Egbers, H. J. Rath

Session 1B -- Taylor Couette Flow for Differentially-Rotating Cylinders (Chair: Francisco Marques)
10:30 Transient Growth in Couette-Taylor Flow, H. Hristova, S. Roch, P. J. Schmid, L. S. Tuckerman
10:50 Nonnormal Transient Growth in Taylor-Couette Flow, A. Meseguer
11:10 Spiral Turbulence: Long Wavelength Pattern of Turbulent Shear Flows, A. Prigent, O. Dauchot
11:30 Spiral and Wavy Vortex Flows in Short Counter-Rotating Couette-Taylor Cells, O. Czarny, E. Serre, P. Bontoux, R. M. Lueptow

12:15 Lunch

Session 1C -- Hydromagnetic Flows (Chair: Rainer Hollerbach)
13:30 Withdrawn:  MHD Instability in Cylindrical Taylor-Couette Flow, G. Ruediger, D. A. Shalybkov
13:50 Hydromagnetic Couette Flow--Numerical Methods and Comparison with Experiment, A. P. Willis, C. F. Barenghi
14:10 Rayleigh-Benard Instability in Anisotropic Magnetohydrodynamics, M. Maiellaro, A. Labianca
14:30 On the Nonlinear Stability of Anisotropic MHD Planar Couette Flows, A. Labianca, M. Maiellaro
14:50 Magnetorotational Instability in Magnetized Couette Flow, H. Ji, J. Goodman, A. Kageyama

Session 1D -- Taylor Couette Flow for Unusual Conditions (Chair: Juan Lopez)
15:40 Counterpropagating Waves Observed in the Couette-Taylor Flow with Flexible Polymer Solution, O. Crumeyrolle, M. Grisel, I. Mutabazi
16:00 The Circular Couette Flow with a Radial Temperature Gradient, I. Mutabazi, A. Goharzadeh, F. Dumouchel
16:20 Low Prandtl Number Thermal Convection Between Two Corotating Cylinders, A. Alonso, J. Sanchez, M. Net
16:40 Linear Stability of Radially Heated Taylor Couette Flow With Radial Gravity, P. Weidman, R. Tagg
17:00 Stability and Dynamics in Asymmetric Taylor-Couette Flow, O. Meincke, C. Egbers, N. Scurtu, E. Baensch

19:30-21:00  Session 1E -- Poster Session and Dessert
Banded Taylor-Couette-Poiseuille Flow, R. D. Vigil, X. Zhu
Dynamics of Wavy Taylor Vortices, N. Borhani, P. A. Monkewitz
Growth of Binary Fluid Convection:  The Role of the Concentration Field, M. Luecke, C. Fuetterer
Robust Heteroclinic Cycles in Two-Dimensional Rayleigh-Benard Convection Without Boussinesq Symmetry, I. Mercader, J. Prat, E. Knobloch
Structure and Bifurcation Properties of Spiral Vortices, C. Hoffmann, M. Luecke
Vortex Flow Adsorption Technology, J. Ma, C. L. Cooney
Numerical Simulation of Thermal Convection in Spherical Shells in Preparation for Space Experiments, W. Brasch, B. Sitte, C. Egbers
 

Friday, September 7, 2001

8:00 Continental Breakfast

Session 2A -- Chaos and Turbulence (Chair: Olivier Dauchot)
08:30 Predicting Chaotic Dispersion in Wavy Vortex Flow with Eulerian Symmetry Measures, G. P. King, G. Rowlands, M. Rudman, A. N. Yannacopoulos
08:50 Chaos Control in Taylor-Couette Flow, G. Pfister, O. Luethje, S. Wolff
09:10 Stratified Kolmogorov Flow, Y. Young, N. Balmforth
09:30 A Model for Turbulent Plane Couette Flow Using the Proper Orthogonal Decomposition, J. Moehlis, T. Smith, P. Holmes
09:50 Symmetry Breaking and Restoring in Perturbed Plane Couette Flow, L. S. Tuckerman, D. Barkley

Session 2B -- Rotating Lid and Other Flows (Chair: Greg King)
10:30 On Axisymmetry-Breaking Instabilities of Swirling Flow in a Cylinder with Rotating Lid, P. Z. Bar-Yoseph, A. Yu. Gelfgat, A. Solan
10:50 Centrifugal Instabilities in Lid-Driven Cavity Flows, S. Albensoeder, H. C. Kuhlmann
11:10 Flow Instabilities in the Two-Sided Lid-Driven Cavity, H. C. Kuhlman, S. Albensoeder, C. Blohm
11:30 Measuring the Rotational Viscosity of Ferrofluids Without Shear Flow, M. Luecke, J. Embs, H. W. Mueller, K. Knorr

12:15 Lunch

Session 2C -- Dean, Goertler, and Taylor Vortices (Chair: Pinhas Bar-Yoseph)
13:30 Withdrawn:  Bifurcation and Application of Dean Vortex Flows, G. Belfort, H. Mallubhotla, W. A. Edelstein, T. A. Early
13:50 Instability of Two-Fluid Taylor Vortex Flow in the Case of an Asymmetric System, Y. Toya, I. Nakamura
14:10 Stability of a Two-Layer Dean Flow with a Capillary Liquid-Liquid Interface, A. Y. Gelfgat, A. L. Yarin, P. Z. Bar-Yoseph
14:30 Stability of Taylor-Dean Flow of Bingham Fluid, B. Nsom, H. Mangel
14:50 Control of Streamwise Vortices in the Framework of the Goertler Instability Approach, N. Yurchenko

Session 2D -- Applications of Vortical Flows (Chair: to be determined)
15:40 Rotating Reverse Osmosis System Based on Taylor-Couette Flow, S. Lee, R. M. Lueptow
16:00 Effect of Roughness on the Generation of Longitudinal Vortices During Cross-Flow Microfiltration, V. Kottke, J. Meier
16:20 Anti-Fouling Mechanisms in Rotating Filtration, J. Schwille, D. Mitra, R. M. Lueptow
16:40 Numerical Research of the Modified Taylor Flow:  Development of the New Concept of the Industrial Mixer, S. M. Drozdov

1830 Session 2E -- Banquet & Keynote Address-- The Legacy of G. I. Taylor, H. L. Swinney
 

Saturday, September 8, 2001

8:00 Continental Breakfast

Session 3A -- Taylor Couette Flows (Chair: Laurette Tuckerman)
08:30 A High Frequency Multiplet--A New State in the Transition Regime of the Cylindrical Taylor-Couette System, Y. Takeda, T. Kawaguchi
08:50 Non-Unique Development of Vortex Patterns in Accelerating Flow Between Rotating Cylinders, H. Furukawa, T. Watanabe
09:10 Subcritical Instabilities of Astrophysical Interest in Couette-Taylor System, D. T. Richard, O. Dauchot, F. Daviaud, J.-P. Zahn
09:30 Transition to Wavy Vortices for Intermediate Values of the Radius Ratio, J. Antonijuan, J. Sanchez
09:50 Dynamics and Chaos in Wavy Taylor Vortex Flow, A. Akonur, R. Lueptow

Session 3B -- Taylor Couette Flow with Oscillating or Axial Flow (Chair: Gerd Pfister)
10:30 Modulated Taylor-Couette Flow:  Onset of Spiral Modes, J. M. Lopez, F. Marques
10:50 Oscillating Taylor-Couette Flow: Symmetry Breaking and Imperfections, F. Marques, V. Iranzo, J. M. Lopez
11:10 The Complete Linear Stability Boundary for Spiral Poiseuille Flow, S. L. Rani, D. L. Cotrell, A. J. Pearlstein
11:30 Spatial Response of Wavy Vortex Flow to Axial Oscillations of the Inner Cylinder, M. Sinha, I. G. Kevrekidis, A. J. Smits
11:50 Magnetic Resonance Imaging Study of Taylor-Couette-Poiseuille Flow, L. G. Raguin, K. W. Moser, J. G. Georgiadis

12:15 Lunch

Session 3C -- Modified Boundary Conditions in Taylor Couette Flow (Chair: Randy Tagg)
13:30 Flow Regimes and Vortex Competition in Modified Taylor Couette System:  Inner Rotating Wavy Cylinder Coaxial with a Smooth Stationary Outer Cylinder, M. Rafique, S. Skali Lami
13:50 Effect of Axially-Periodic Inner-Cylinder Radius on Steady Axisymmetric Couette and Taylor-Couette Flow, D. L. Cotrell, A. J. Pearlstein
14:10 Observation of Laminar Mixing Structures in a Perturbed Taylor Vortex Flow, T. Makino, T. Kaise, K. Sasaki, N. Ohmura, K. Kataoka
14:30 The Dynamics of Spatially Modulated Taylor Couette Flow, A. E. Staples, A. J. Smits
14:50 Flow Modes Selection and Transition in Conical Cylinder System, M. N. Noui-Mehidi, N. Ohmura, K. Kataoka

Session 3D -- Rayleigh Benard Convection (Chair: Hendrik Kuhlmann)
15:40 Stability of an Initially, Stably Stratified Fluid Subjected to a Step Change in Temperature, M. C. Kim, H. K. Park, C. K. Choi
16:00 On the Influence of a Bounded Horizontal Temperature on the Onset of Thermal Convection, F. Capone, S. Rionero
16:20 Rayleigh-Benard Convection in Dielectrophoretic Force Fields, B. Sitte, J. Immohr, O. Hinrichs, R. Maier, C. Egbers, H. Rath
16:40 Wrap Up -- Richard Lueptow

17:30-23:00 Excursion to Chicago's Magnificent Mile, Navy Pier, and Grant Park (about $10/person)