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R. Shankar Subramanian

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Professor
Chemical and Biomolecular Engineering
217 CAMP
Clarkson University
PO Box 5705
Potsdam, NY 13699-5705

Phone: 315-268-6648
E-mail: subramanian@clarkson.edu

Educational Background:
B.Tech., Madras University
M.S., Ph.D., Clarkson University

Research Interests:

  • Chemical-Mechanical Polishing (CMP)
  • Interfacial Phenomena - Motion of Drops on a Solid Surface
  • Interfacial Phenomena - Thermocapillary Migration of Bubbles and Drops

Awards:

  • John Graham, Jr. Faculty Award (Research Prize, Clarkson)
  • Dow Outstanding Young Faculty Award (ASEE)
  • Distinguished Teaching Award (Clarkson)
  • Certificate of Recognition (NASA Jet Propulsion Laboratory)
  • Member, Editorial Advisory Board, Journal of Colloid and Interface Science 1984 - 86
  • Outstanding Advisor Award (Clarkson)

Books:
R.S. Subramanian and R. Balasubramaniam, The Motion of Bubbles and Drops in Reduced Gravity, Cambridge University Press, Cambridge, UK (2001).

Recent Publications:
R.S. Subramanian, R.J. Larsen, and H.A. Stone "Stability of a Flat Gas-Liquid Interface Containing Non-identical Spheres to Gas Transport: Toward an Explanation of Particle-Stabilization of Gas Bubbles," Langmuir, 21, 4526-4531 (2005).

R. Balasubramaniam and R.S. Subramanian, "Thermocapillary Convection due to a Stationary Bubble," Physics of Fluids, 16, No. 8, 3131-3137 (2004).

R. Balasubramaniam and R.S. Subramanian, "Thermocapillary Migration of a Drop: An Exact Solution with Newtonian Interfacial Rheology and Stretching/Shrinkage of Interfacial Area for Small Marangoni Numbers," in Transport Phenomena in Microgravity (Ed. S.S. Sadhal), Ann. N.Y. Acad. Sci. 1027, 303-310 (2004).

L. Guo and R.S. Subramanian, Mechanical Removal in CMP of Copper Using Alumina Abrasives," J. Electrochem. Soc., 151, No. 2, G104-G108 (2004).

R. Balasubramaniam and R.S. Subramanian, "Thermocapillary Convection in a Spherical Container due to a Stationary Bubble," in Adv. Space Res. 32, No. 2, 137-142 (2003).

R.S. Subramanian, R. Balasubramaniam, and G. Wozniak, "Fluid Mechanics of Bubbles and Drops," in Physics of Fluids in Microgravity (Ed. R. Monti), Taylor & Francis, London, 2002, pp. 149-177.

R.S. Subramanian and R. Appat, "A Model of Chemical-Mechanical Planarization of Patterned Wafers with Fixed Abrasives," Electrochemical and Solid State Letters, 4, No. 12, G115-G118 (2001).

L. Zhang, R.S. Subramanian, and R. Balasubramaniam, "Motion of a Drop in a Vertical Temperature Gradient at Small Marangoni Number - the Critical Role of Inertia," J. Fluid Mech., 448, 197-211 (2001).

L. Zhang and R.S. Subramanian, "A Model of Abrasive-Free Removal of Copper Films Using an Aqueous Hydrogen Peroxide-Glycine Solution," Thin Solid Films, 397, 143-151 (2001).

R.S. Subramanian, L. Zhang, and R. Balasubramaniam, "Mass Transport from a Drop Executing Thermocapillary Motion," Microgravity Sci. and Tech., XII, No.3/4, 107-115 (1999), published in 2001.

G. Wozniak, R. Balasubramaniam, P.H. Hadland, and R.S. Subramanian, "Temperature Fields in a liquid due to the Thermocapillary Motion of Bubbles and Drops," Experiments in Fluids, 31, 84-89 (2001).