Home Page of Prof. K. S. Krishnamurthy

Prof. K. S. Krishnamurthy

Emeritus Scientist

Centre for Soft Matter Research
P.B.No.1329 , Prof. U.R.Rao Road
Jalahalli , Bangalore 560 013
Ph: +91-80-2838119/1347/2337, Ext: 236

Fax: +91-80-28382044

Email: murthyksk@csmr.res.in

Areas of Specialisation

Patterned electroconvective states in nematic liquid crystals, Orientational effects in electrically/magnetically driven free-standing nematic films, Static and dynamic features of nematic wall defects, Electrically induced traveling instabilities in liquid crystals, Monomolecular layers at air-water interface, Lyotropic mesophases, Smecticlike phases of long paraffinic chain compounds.

Academic details

M. Sc. (Physics) Mysore University, 1964

Ph. D. (Physics) Mysore University, 1971

Seminars/Conferences/Courses/Study-tours attended abroad

Visited the Institute of Solid State Physics, Bulgarian Academy of Sciences, Sofia during Aug.-Sept 2008 under the Indo-Bulgarian Joint Research Programme, and gave an invited talk on “Competing Modes of Electrically Excited Instabilities in Nematics” at the15th International School on Condensed Matter Physics (Aug. 31-Sept. 5, 2008)

Important Research Publications

1. Flexoelectric response at defect sites in nematic inversion walls, Pramoda Kumar and K. S. Krishnamurthy, Liq. Cryst. 33, 131 (2006).

2. Competing modes of instability in an electrically driven nematic with a small positive dielectric anisotropy, Pramoda Kumar and K. S. Krishnamurthy, Phys. Rev. E 74, 031705:1-(2006)

3. Gradient flexoelectric switching response in a nematic phenyl benzoate, Pramoda Kumar and K. S. Krishnamurthy, Liq. Cryst. 34, 157-166 (2007)

4. Drifting undulations in an achiral smectic C liquid crystal driven by a static electric field, K. S. Krishnamurthy and Pramoda Kumar, J. Phys. Chem. B 111, L 2423-2426 (2007)

5. Emergence of periodic order in electric-field-driven planar nematic liquid crystals, K. S. Krishnamurthy and Pramoda Kumar, Phys. Rev. E 76, 051705 (2007)

6. Electroconvection in a Homeotropic Bent-Rod Nematic Liquid Crystal Beyond the Dielectric Inversion Frequency, Pramoda Kumar, Uma S. Hiremath, C. V. Yelamaggad, Axel G. Rossberg and K. S. Krishnamurthy, J. Phys. Chem. B 112, 9753, 2008.

7. Drifting Periodic Structures in a Degenerate-Planar Bent-Rod Nematic Liquid Crystal Beyond the Dielectric Inversion Frequency, Pramoda Kumar, Uma S. Hiremath, C. V. Yelamaggad, Axel G. Rossberg and K. S. Krishnamurthy, J. Phys. Chem. B 112, 9270, 2008.

8. Shear Deformation and Division of Cylindrical Walls in Free-Standing Nematic Films under High Electric Fields, Pramod Tadapatri and K. S. Krishnamurthy, J. Phys. Chem. B 112, 13509, 2008.

9. Converse Flexoelectric Effect in Bent-Core Nematic Liquid Crystals, Pramoda Kumar, Y. G. Marinov, H. P. Hinov, U. S. hiremath, C, V, yelamaggad, K. S. Krishnamurthy, a. G. Petrov, J. Phys. Chem. B 113, 9168 (2009).

10. Patterned electroconvective states in a bent-core nematic liquid crystal, P. Tadapatri, U. S. Hiremath, C. V. Yelamaggad, K. S. Krishnamurthy, J. Phys. Chem. B 114, 10 (2010).

11. Permittivity, conductivity, elasticity and viscosity measurements in the nematic phase of a bent-core liquid crystal, P. Tadapatri, U. S. Hiremath, C. V. Yelamaggad, , K. S. Krishnamurthy, J. Phys. Chem. B DOI: 10.1021/jp905879n, web publication date 19 Jan 2010.