Home Page of Dr. Viswanath

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Address for Correspondence :
 
P. Viswanath
Room No. E 209
Centre for Soft Matter Research
P.B.No. 1329, Prof. U.R. Rao Road
Jalahalli - Bangalore, Karnataka
560 013 - India.
Phone : +91 80 2838 1119 Extn. 265 /261
Fax : + 91 80 2838 2044
URL : http://www.csmr.res.in/faculty/viswanath
E-mail : viswanath_AT_csmr.res.in (replace _AT_ by @)

Professional Positions :

Scientist, Centre for Soft Matter Research (2008 - Present)

Post-doctoral Research Fellow, Laboratoire Interdisciplinaire sur l'Organisation Nanometrique et Supramoleculaire, 
Commissariat l'Energie Atomique, Saclay, France (2007 - 2008).
Collaborator : Prof. J. Daillant
Research work : Specific ion effects, Grazing incidence x-ray fluorescence.

Post-doctoral Research Fellow, Max Planck Institute for Colloids and Interfaces, Golm, Germany (2006 - 2007).
Collaborator : Prof. H. Motschmann
Research work : Specific ion effects, solvent features at interface, nonlinear vibrational sum frequency spectroscopy.

Post-doctoral Research Fellow, LIONS, CEA, Saclay, France (2004 - 2005).
Collaborator : Prof. J. Daillant

Educational qualification :

Ph.D (Physical Sciences), Raman Research Institute, Bangalore, India (1998 - 2004).
Thesis : Studies on monolayers and multilayers of mesogenic amphiphilic molecules
Advisor : Prof. K. A. Suresh

Research Interests :

  • Charged, confined systems, Langmuir monolayer and Langmuir-Blodgett films.
  • Phase transition, phase separation and pattern formation.
  • Interfacial behavior of Liquid crystals, polyelectrolytes, surfactants and biological systems.
  • Role of solvent at interfaces.

 

Selected Publications :

  •  Specific Ion Adsorption and Short-Range Interactions at the Air Aqueous Solution Interface, V. Padmanabhan, J. Daillant, L. Belloni, S. Mora, M. Alba and O. Konovalov, Phys. Rev. Lett. 99, 086105 (2007).
  • Oriented Thiocyanate Anions at the Air-Electrolyte Interface and Its Implications on Interfacial Water - A Vibrational Sum Frequency Spectroscopy Study, P. Viswanath and H. Motschmann, J. Phys. Chem. C (lett.) 111, 4484 (2007).
  • Specific ion effects in physicochemical and biological systems: Simulations, theory and experiments, P. Koelsch, P. Viswanath, H. Motschmann, V.L. Shapovalov, G. Brezesinski, H. Moehwald, D. Horinek, R.R. Netz, K. Giewekemeyer, T. Salditt, H. Schollmeyer, R. von Klitzing, J. Daillant and P. Guenoun, Coll. and Surf. A - Physicochem. and Engg. Asp. 303,110 (2007).
  • Photoinduced Phase Separation and Miscibility in the Condensed Phase of a Mixed Langmuir Monolayer, P. Viswanath and K.A. Suresh, Langmuir, 20, 8149 (2004).