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Contact Information

Email: Click to Mail

Phone: (805) 893-2704

Fax: (805) 893-8651

Office Location: 2325 Engineering II

Address: Mail Code 5070
Mechanical Engineering Dept.
University of California
Santa Barbara, CA 93106-5070

Lab Phone: (805) 893-2739


Education & Honors

BS: Chemical Engineering, UC Berkeley

MS: Chemical Engineering, Univ. Illinois

PhD: Chemical Engineering, Univ. Illinois


Honors: RECENT HONORS
Bing Fellow, (For service to Undergraduate Education), Stanford University, 1996-2000
Batchelor Lecturer, DAMTP, University of Cambridge, 1999
Talbot Lecturer, TAM Department, Univ. Illinois, 1999
Visiting Professor, Univ. Paris VI, 2001
Midwest Mechanics Speaker, 2001-2002
Visiting Professor, ESPCI, Paris, 2002
Enzo Levi Speaker, UNAM, Mexico, 2003
Distinguished Lecturer, Institute of Applied Math, UBC, Vancouver 2004
Fluid Dynamics Prize, American Physical Society, 2004
Visiting Professor, Univ. Marseille, 2004


Research

Hydrodynamic Stability, Interfacial Fluid Mechanics, Chaotic Mixing, Electrohydrodynamics, Porous Media Flow, Coating Flows, Convection with Time-Dependent Body Forces, Transport in Chaotic Flows, Surfactant Fluid Dynamics.


Publications

RECENT PUBLICATIONS (out of 150)
"Birefringent Strands in Polymer Flow in a Co-Rotating Two-Roll Mill", with I. Lee, N. Kapur, P.H. Gaskell, and M. D. Savage, J. Non-Newtonian Fluid Mechanics, 104, 33 (2002).

"Optimal Leveling of Flow over Topography by Marangoni Stresses", with C. Gramlich, S. Kalliadasis, and C. Messer, Phys. Fluids 14, 1841 (2002).

"Electrohydrodynamically Driven Chaotic Mixing in a Translating Drop", with Thomas Ward, Phys. Fluids. 13, 3521 (2001).

"Dynamic Response of Geometrically Constrained Vapor Bubbles", with V. Ajaev and S.J.S. Morris, J. Colloid Interface Sci. 254, 346 (2002).

"Thermocapillary Migration of Long Bubbles in Polygonal Tubes. Part II: Experiments", with E. Lajeunesse, Phys.Fluids 15, 308 (2003).

"Viscous Fingering with Chemical Reaction: Effect of in-situ Production of Surfactants", with J. Fernandez, J. Fluid Mech. 480, 267 (2003).

"Electrohydrodynamically driven chaotic mixing in a translating drop. Part II. Experiments", with T. Ward, Phys. Fluids 15, 2987 (2003).

"Stability of Time-Modulated Electroosmotic Flow, with V. Suresh, Phys. Fluids, 16, 2349 (2004).

"Time-Dependent Free Surface Stokes Flows with a Moving Contact Line, I. Flow over Plane Surfaces", with Ali Mazouchi & C. M. Gramlich, Phys. Fluids 16, 1647 (2004).

"Time-Dependent Free Surface Stokes Flows with a Moving Contact Line, II. Flow over Wedges and Trenches", with C. M. Gramlich & Ali Mazouchi , Phys. Fluids 16, 1660 (2004) .

"On a new surfactant-driven fingering phenomenon in a Hele-Shaw cell", with R. Krechetnikov, J. Fluid Mech. 509, 103 (2004).

"Chemical reaction-driven tip--streaming phenomena in a pendant drop", with Juan Fernandez, Phys. Fluids 16, 2548 (2004).

"On physical mechanisms in chemical reaction-driven tip-streaming", with Rouslan Krechetnikov, Phys. Fluids 16, 2556 (2004).

"Experimental study of a surfactant-driven fingering phenomenon in a Hele-Shaw cell", with J. M. Fernandez & R. Krechetnikov, J. Fluid Mech. 527, 197 (2005).

"Chaotic streamlines in a translating drop with a uniform electric field", with Thomas Ward, to appear in J. Fluid Mech. (2005).

"Granular slumping on a horizontal surface", with E. Lajeunesse and J-B Monnier, to appear in Phys. Fluids, (2005).

"Dip-coating of a surfactant interacting with a coating liquid", with R. Krechetnikov, to appear in Phys. Fluids, (2005).

"Effects of Joule heating on the stability of time-modulated electroosmotic flow", with Min-Hsing Chang, Phys. Fluids 17, 74107, (2005).

"Surfactant effects in the Landau-Levich problem", with Rouslan Krechetnikov, to appear in J. Fluid Mech. (2006).

"The settling velocity and shape deformation of drops in a uniform electric field" with Xiu Mei Xu, submitted to J. Fluid Mech. (2005).

"Modeling shapes and dynamics of confined bubbles", with V. Ajaev, to appear in Ann. Rev. Fluid Mechanics, (2006).

"Experimental study of substrate roughness and surfactant effects on the Landau-Levich law", with R. Krechetnikov, to appear in Phys. Fluids, (2006).