Dr. Mohan Srinivasarao is a Professor with the School of Materials Science and Engineering. Dr. Srinivasarao received his Ph.D. in Chemistry in 1990 from Carnegie Mellon University, a M.Sc in Applied Chemistry in 1981 from PSG College of Technology (University of Madras, India), and a B.Sc in Applied Science in 1979 from Madurai University, India.

Dr. Srinivasarao specializes in physical chemistry of polymers, physics of nematic liquid crystals, optics of liquid crystals, rheology/rheo-optics of polymeric fluids and liquid crystals, polymer/liquid crystal dispersions, various forms of light microscopy including confocal microscopy and photon tunneling microscopy, color science, and nano-optics in the biological world (color of butterfly wings, beetles, moths, and bird feathers).

Dr. Srinivasarao is a member os several professional organizations including the American Chemical Society, Materials Research Society, Optical Society of America, Society of Rheology, American Physical Society, and the American Association for the Advancement of Science. He has published several articles and papers in a variety of journals.

Research Activity:

Ph. D., Chemistry, Carnegie Mellon University, 1990
M. S., Polymer Science, Carnegie Mellon University, 1985
M. Sc., Applied Chemistry, PSG College of Technology, University of Madras, 1981
B. Sc., Applied Science, Madurai University, India, 1979

Research Keywords:
liquid crystals,optics,polymer physics,structural color,light microscopy, scattering, light
Grad Students


1.  Dae Kun Hwang, Jian Zhou, Jung Ok Park, Mohan Srinivasarao and Alejandro D. Rey, “Direct and Simple Prediction of the Characteristic Properties of Liquid Crystal Anchoring from Bloch Wall Defects”, Submitted and Under Review at Soft Matter (November 2016)

2. Gautam Singh, Jinxin Fu, Dena M. Agra-Kooijman, Jang-Kun Song, M. R. Venkatesan, Mohan Srinivasarao, Michael R. Fisch, and Satyen Kumar, “X-ray and Raman Scattering Study of Orientational Order in the Nematic and Heliconical Nematic Liquid Crystals”, Accepted in PRE Rapid Communications (November 2016)

3. Karthik Nayani, Jinxin Fu, Rui Chang, Jung Ok Park and Mohan Srinivasarao, “New Director Configuration in Tactodial Droplets of Lyotropic Chromonic Liquid Crystals”, Submitted to and under reviewion at PNAS, (December 2016)

4. Xuxia Yao, Karthik Nayani, Jung Ok Park and Mohan Srinivasarao, “Orientational Order of a Lyotropic Chromonic Liquid Crystal measured by Polarized Raman Spectroscopy” J. Phys. Chem. B., 120(19), 4508-4512(2016)

5. Ping-Hsun Chu, Gang Wang, Boyi Fu, Dalsu Choi, Jung Ok Park, Mohan Srinivasarao and Elsa Reichmanis “Synergistic Effect of Regioregular and Regiorandom Poly(3-hexylthiophene) Blends for High Performance Flexible Organic Field Effect Transistors”, Advanced Electronic Materials, 2 (2), 10.1002/aelm.201500384 (2016)

6. Cornelia Rosu, Nabil Kleinhenz,, Dalsu Choi, Christopher Tassone, Xujun Zhang, Jung Park, Mohan Srinivasarao, Paul Russo, and Elsa Reichmanis, “Protein-assisted Assembly of π-Conjugated Polymers”, Chemistry of Materials, 28 (2), 573-582 (2016)

7. Jeong Yeon Kim, Karthik Nayani, Hyeon Su Jeong, Hwan-Jin Jeon, Hae-Wook Yoo, Eun Hyung Lee, Jung Ok Park, Mohan Srinivasarao and Hee-Tae Jung, “Macroscopic Alignment of Chromonic Liquid Crystals using Patterened Substrates” PhysicalChemistryChemicalPhysics,18 (15), 10362-10366 (2016)

8. K. Nayani, R. Chang, J. Fu, P. W. Ellis, A. Fernandez-Nieves, J. O. Park and M. Srinivasarao, “Spontaneous emergence of chirality in achiral lyotropic chromonic liquid crystals confined to cylinders”, Nature Communications, 6, Article number 8067 (2015).

9. A. Shams, X. Yao, J. O. Park, M. Srinivasarao, and A. D. Rey, “Disclination elastica model of loop collision and growth in confined nematic liquid crystals”, Soft Matter, 11(27), 5455-5464 (2015).

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10. A. Shams, X. Yao, J. O. Park, M. Srinivasarao, and A. D. Rey, “Theory and simulation of ovoidal disclination loops in nematic liquid crystals under conical confinement”, Liquid Crystals, 42(4), 506-519 (2015).

11. A. Shams, X. Yao, J. O. Park, M. Srinivasarao, and A. D. Rey, “Nematic Liquid Crystals under Conical Capillary Confinement: Theoretical Study of Geometry Effects on Disclination Lines”, Molecular Crystals and Liquid Crystals, 612(1), 56-63 (2015).

12. Ping-Hsun Chu, Lei Zhang, Nicholas S. Colella, Boyi Fu, Jung Ok Park, Mohan Srinivasarao, Alejandro L Briseno, and Elsa Reichmanis, “Enhanced mobility and effective control of threshold voltage in P3HT-Based Field-Effect Transistors via Inclusion of Oligothiophenes”, ACS Appl. Mat.&Interfaces, 7, 6652-6660 (2015)

13. Min Sang Park, Avisheck Aiyar, Jung Ok Park, Elsa Reichmanis, and Mohan Srinivasarao, “Drain Current in Poly (3-hexylthiophene) Solutions during Film Formation: Correlations to Structural Changes”, ChemNanoMat., 1, 32-38 (2015)

14. Nabil Kleinhenz, Cornelia Rosu, Sourav Chatterjee, Mincheol Chang, Karthik Nayani, Zongzhe Xue, Eugenia Kim, Jamilah Middlebrooks, Paul Russo, Jung Ok Park, Mohan Srinivasarao and Elsa Reichmanis, “Liquid Crystalline Poly(3-Hexylthiophene) Solutions Revisited: Role of Time-Dependent Self-Assembly”, Chemistry of Materials, 27(7), 2687-2694 (2015)

15. Matthew R. Kincer, Rudra Choudhury, Mohan Srinivasarao, Haskell W. Beckham, GAD Briggs, Kyriakos Porfyrakis, and David G. Bucknall, “ Shear Alignment of Fullerenes in a Nanotubular Supramolecular Complexes”, Polymer, 56, 516-522 (2015).

16. Vivek Sharma , Matija Crne , Jung Ok Park and Mohan Srinivasarao, “Bouligand Structures Underlie Circularly Polarized Iridescence of Scarab Beetles: A Closer View”, Materials Today: Proceedings, 1S, 161–171 ( 2014 ).

17. Alireza Shams, Xuxia Yao, Jung Ok Park, Mohan Srinivasarao and Alejandro D. Rey, “Theoretical Predictions of Disclination Loop Growth for Nematic Liquid Crystals under Capillary Confinement”, Phys. Rev. E., , 90, 042501 (2014)

18. Alireza Shams, Xuxia Yao, Jung Ok Park, Mohan Srinivasarao and Alejandro D. Rey, “Mechanisms and Shape Predictions of Nematic Disclination Branching Under Conical Confinement”, Soft Matter, 10(18), 3245 (2014)

19. Jong Min Ok, Yun Ho Kim, Hyeon Su Jeong, Hae-Wook Yoo, Jung Hyun Kim, Mohan Srinivasarao, and Hee-Tae Jung, “Control of Periodic Defect Arrays of 8CB (4’-n-Octyl-4-Cyano-Biphenyl) liquid crystals by multi-directional Rubbing” Soft Matter, 9 (42), 10135 (2013)

20. Kyoung Hwan Kim, Youn-Kyoung Baek, Hwan-Jin Jeon, Mohan Srinivasarao, and Hee-Tae Jung, “Cylindrical posts of Ag/SiO2/Au multi-segment layer patterns for highly efficient surface enhanced Raman scattering,” Nanotechnology, 23(31), Article # 315302 (2012)

21. Jung Hyun Kim, Yun Ho Kim, Hyeon Su Jeong, Mohan Srinivasarao, Steve Hudson, and Hee-Tae Jung, “Thermally responsive microlens arrays fabricated with the use of defect arrays in a smectic liquid crystal”, RSC Advance, 2(17), 6729-6732 (2012)

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22. Alireza Shams, Xuxia Yao, Jung Ok Park, Mohan Srinivasarao and Alejandro Rey, “Theory and modeling of nematic disclination branching under capillary confinement”, Soft Matter, 8 (43), 11135-11143 (2012)

23. Hyeon Su Jeong, Yun Ho Kim, Ji Sun Lee, Jung Hyun Kim, Mohan Srinivasarao and Hee-Tae Jung, “ Chiral Nematic Fluids as Masks for Lithography”, Adv. Mat., 24(3), 381, (2012)

24. Bharat R. Acharya, Hyunchul Choi, Mohan Srinivasarao and Satyendra Kumar, “Homeotropically aligning phase separated columnar structures for fabrication of flexible electrooptical devices”, App. Phys. Lett., 99, 221108 (2011)

25. Min Sang Park, Beom-Jin Yoon, Jung Ok Park, Satyendra Kumar and Mohan Srinivasarao, Comment on “Raman Scattering Study of Phase Biaxiality in a Thermotropic Bent-Core Nematic Liquid Crystal” Reply, Phys. Rev. Lett., 107(10), Article Number; 109802, (2011)

26. HyungGuen Yoon, Shin-Woong Kang, Matthias Lehmann, Jung Ok Park, Mohan Srinivasarao and Satyendra Kumar, “Homogenous and homeotropic alignment of bent-core uniaxial and biaxial nematic liquid crystals” Soft Matter, 7(19), 8770-75, (2011)

27. Byoungnam Park, Avishek Aiyar, Min Sang Park, Mohan Srinivasarao, and Elsa Reichmanis, “Conducting Channel Formation in Poly(3-hexylthiophene) Field Effect Transistors: Bulk to Interface” J. Phys. Chem., C., 115, 11719-26, (2011)

28. Jung Ok Park, Beom-Jin Yoon, and Mohan Srinivasarao, “Effect of chemical structure on the crosslinking behavior of bismaleimides: Rheological study”, Journal of the Non-Newtonian Fluid Mechanics, 166, 925-931 (2011).

29. Min Sang Park, Avishek Aiyar, Jung Ok Park, Elsa Reichmanis and Mohan Srinivasarao, "Solvent Evaporation Induced Liquid Crystalline Phase in Poly(3-hexyl thiophene)", JACS, 133 (19), 7244-7247 (2011).

30. Matija Crne, Vivek Sharma, John Blair, Jung Ok Park, Christopher J. Summers and Mohan Srinivasarao, "Biomimicry of Optical Microstructures of Papilio palinurus", Eur. Phys. Lett., 93(1), Art. No. 14001 (2011).

31. Min Sang Park, Yee Shan Wong, Jung Ok Park, Subbu S. Venkatraman and Mohan Srinivasarao, "A simple method for obtaining the information of orientation distribution using polarized Raman Spectroscopy: Orientation study of structural units in poly(lactic acid)", Macromolecules, 44(7), 2120-2131 (2011).

32. Lulu Song, Vivek Sharma, Jung Ok Park and Mohan Srinivasarao, "Characterization of Ordered array of Pores in a Polymer Film", Soft Matter, 7, 1890-1896 (2011).