APS March Meeting, New Orleans, Louisiana, March 10–14 (2008)

11. Light Scattering Study of Biaxiality in Nematic Liquid Crystal Tetrapodes, K. Neupane, S.-W. Kang, S. Sharma, D. Carney, T. Meyer, G. H. Mehl, D. W. Allender, S. Kumar, and S. Sprunt, Abstract V8.00005.

12. Condensation of lyotropic chromonic liquid crystals by additives, L. Tortora, H.-S. Park, S.-W. Kang, S. Kumar, K.V. Kaznatcheev, and O.D. Lavrentovich, Abstract V8.00007.

 

Joint Meeting of Biophysical Society 52nd Annual Meeting and 16th International Biophysics Congress (IUPAB), Long Beach, CA, Feb. 2-6 (2008).

13. Magic angle 31P NMR pH titration of fluid phosphatidylinositol phosphaste/ phosph-atidycholine model membranes, E.E. Kooijman, M. Gongoda, S. Kumar, and A. Gericke.

14. Membrane organization and ionization behavior of the minor but crucial lipid ceramide-1-phosphate, E. E. Kooijman, J. Sot, L.R. Montes, A. Alonso, A. Gericke, B. deKruijff, F. Goni, and S. Kumar.

15. Structural -1-p at the air-water interface in the absence and presence of Ca2+,  E.E. Kooijman, D. Vaknin, W. Bu, L. Joshi, S.W. Kang, A. Gericke, E. Mann, and S. Kumar.

16. Phase transitions in freeze-dried systems - quantification using in-situ synchrotron X-ray diffractometery. D.B. Varshney, S. Kumar, E.Y. Shalaev, P. Sundaramurthi, S. Kang, L. A. Gatlin and R. Suryanarayanan, Presented at the Annual Meeting of the American Association of Pharmaceutical Scientists, Nov. 13, (2007).

17. Buffer Crystallization During Freezing and Freeze drying – Quantification by Synchrotron X-ray Diffractometry (SXRD), P. Sundaramurthi, E. Shalaev, D. Varshney, S. Kumar, S.-W. Kang, L. A. Gatlin, and R. Suryanarayanan, Denver X-ray Conference, Colorado Springs, CO, July 29 - Aug 3 (2007); Judged to be the Best Poster Presentation.

 

Annual Meeting of the American Association of Pharmaceutical Scientists, San Antonio, TX, Oct. 29-Nov. 2 (2006)

18. Solute crystallization in frozen systems – use of synchrotron raditation to improve sensitivity, S. B. Varhsney, S. Kumar, E.Y. Shalaev, S.-W. Kang, L. A. Gatlin, and R. Suryanarayanan.

19. Glycine crystallization in frozen and freeze drid systems: Effect of pH and buffer concentration, S. B. Varhsney, S. Kumar, E.Y. Shalaev, S.-W. Kang, L. A. Gatlin, and R. Suryanarayanan

20. Anamaloous behavior of ice in acqueous solutions at sub-zero temperature: synchrotron X-ray diffraction study, E. Y. Shalaev, D. B. Varshney, S. Kumar, L. Gatlin, and R. Surynarayanan, Poster at "AMORPH06 – Molecular Basis of Stability in Pharmceutical and Food Glasses", Cambridge, UK, July 10-12 (2006).

 

21st International Liquid Crystal Conference, Keystone, CO, July 2-7 (2006)

21. Light scattering study of biaxial nematic phases reported in thermotropic liquid crystals, K. Neupane, S. Sharma, M Majumbdar, S.W. Kang, S. Kumar, S. Sprunt, V. Prasad and G. H. Mehl.

22. Non-contact Liquid Crystal Alignment by a Magnetic Field and the Associated Surface Memory Effect, R. Guo, K. Slyusarenko, Y. Reznikov, and S. Kumar.

23. Shape Persistent Bent Mesogens: Biaxial Molecules forming Biaxial Nematic Phases, M. Lehmann, C. Köhn, S. Kumar, S.-W. Kang, U. Kolb, T. Gorelik and D. Schollmeyer.

24. The Role of Surface Roughness Anisotropy in Liquid Crystals Alignment on Solid Substrates, S. Kumar, L. Joshi, D. M. Agra-kooijman, J.-H. Kim and Y. Shi.

25. The nature of phases, phase transitions, and defects in achiral bent-core and Ge-tetrapodic mesogens exhibiting the biaxial nematic phase, S.-W. Kang, V. Prasad, Vishal Pandya1, L. Joshi, Q.-B. Wang, G. H. Mehl, D. Finotello and S. Kumar

26. Well-defined Light-harvesting Discotic Liquid Crystalline Porphyrins for Nanostructured Organic Photovoltaics, Q. Li1, L. Li1, X. Zhou1, J. Harden, A. Jakli1, S.-W. Kang, S. Z. D. Cheng, and S. Kumar.

27. Solute crystallization in freeze-dried formulations – from improved sensitivity to quantification via synchrotron radiation, D. B. Varshney, S. Kumar, E. Y. Shalaev, P. Sundaramurthi, S.-W. Kang, L. A. Gatlin, and R. Suryanarayanan, presented at the 2006 Users Meeting of APS, Argonne National Laboratory, IL, May 1-5 (2006).

28. Rigid V-Shaped Mesogens – Formation of Nematic Phases with Biaxial Order M. Lehmann, Ch. Köhn, T. Gorelik, U. Kolb, D. Schollmeyer, S.-W. Kang, S. Kumar, Second Southampton Symposium on Biaxial Nematics, Southampton, UK, Jan 27 (2006).

29. Shape Persistent Bent Mesogens: Biaxial Molecules forming Biaxial Nematic Phases, M. Lehmann, C. Kohn, S. Kumar, S.-W. Kang, U. Kolb, T. Gorelik, D. Schollmeyer, German LC Conference in Freiburg, March (2006).

30. The Uniaxial and Biaxial Nematic Phases, Advanced Photon Source, Argonne National Laboratory, Poster presentation at the 3 yr Review of MUCAT, Sept. 15 (2005).

31. The biaxial nematic phase in bent-core and tertrapodic mesogenic materials, S.-W. Kang, V. Prasad, L. Joshi, Q.-B. Wang, K.A. Suresh, and S. Kumar, Poster presentation at the Gordon Research Conference on Liquid Crystals, New London, NH, June 19-24, (2005).

 

20th International Liquid Crystal Conference, Ljubljana, Slovenia, July 4-9, (2004)

32. Photo-responsive and electrically switchable mesophases of a novel class of achiral bent-core azo compounds, Shin-Woong Kang, Veena Prasad, and Satyendra Kumar.

33. Nematic and smectic phases formed by a new class of asymmetric bent-core mesogens, Shin-Woong Kang, Veena Prasad, and Satyendra Kumar.

34. Achiral bent-core azo compounds exhibiting the B1 and anticlinic-antiferroelectric B2 mesophase, Shin-Woong Kang, Veena Prasad, and Satyendra Kumar.

35. Thermotropic Biaxial Nematic Phase in Banana Liquid Crystals, Bharat Acharya, Andrew Primak, and Satyendra Kumar.

36. A Method for Preparing Flexible Films for Liquid Crystal Displays, Qingbing Wang, Satyendra Kumar.

37. 20.Polymer Columns Enhanced Supertwist Nematic Liquid Crystal Devices, Q. Wang, R. Guo, and S. Kumar, Great Lakes Photonics Symposium, Cleveland, OH, June 8-11 (2004).

38. Novel bent-core azo compounds exhibiting photosensitive and electrically switchable mesophases, S.-W. Kang, V. Prasad, X. Qi, and S. Kumar, Liquid Crystal Day, Kent State University, April 22-23 (2004).

39. Electro-Optical LC Devices Fabricated by Anisotropic Phase Separation of Liquid Crystal and Polymer, Qingbing Wang, Rui Guo, S. Kumar, Liquid Crystal Day, Kent State University, April 22-23 (2004).

40. Twist Nematic LCDs With Internal Polymer Columns Formed by Phase Separation, Q. Wang and S. Kumar, International Display Research Conference (2003).

41. Polymer Columns Enhanced Super Twist Nematic Liquid Crystal Devices, Q. Wang and S. Kumar, Asia Information Display Conference, (2003).

 

SID 2003 International Symposium, Baltimore, MS, May 18-23 (2003)

42. Eliminating Layer Undulation Textures in SSFLC Devices, C. Wang, P. J. Bos, S. Kumar, M. Wand, M. Handschy, P-101.


2nd International Meeting on Information Display, Daegu, Korea, August 21 (2002)

43. Smectic Layer Reorientation Induced by AC Field, J.-H. Song, Y.-B. Kim, S. Kumar, J.-H. Souk, and S.-T. Shin, Paper P1-6, (2002).

44. Dielectric Characteristics in Smectic Phases, J.-H. Song, Y.-B. Kim, S. Kumar, J.-H. Souk, and S. T. Shin, Paper P1-5, (2002).

45. Novel LCD with a Single Substrate, Il Kim, J.H. Kim, D. M. Agra-Kooijman, and S. Kumar, Paper P1- 11, (2002).

 

5th Korean Liquid Crystal Conference, ChunCheon, Korea, July19-20,(2002)

46. Layer Reorientational Dynamics Induced by an Applied Electric Fields in a Chiral Smectic Liquid Crystal, J.-H. Song, H. Choi, Y.-B. Kim, S. Kumar, and S.-T. Shin, Paper P-010.

47. Dielectric Characteristics in Smectic Phase, J.-H. Song, S. Choi, Y.-B. Kim, S. Kumar, J.-H. Souk, and S.-T. Shin, Paper P-011.

48. The Study of Alignment and Layer Structure in a Banana Shaped Achiral Molecule, J.-H. Song, H.-K. Kim1, T.-K. Lim, C.-K. Lee, Paper P-016.


19th International Liquid Crystal Conference, Edinburg, Scotland, July 1-July 5 (2002)

49. Critical Divergence of Smectic Correlations at the Nematic to Smectic Transition in a Strong Magnetic Field, A. Primak, M. Fisch, and S. Kumar, Invited talk GL4.

50. Biaxial Nematic Phase Exhibited by Bent-Core Molecules, B. R. Acharya, A. Primak, T. J. Dingemans, E.T. Samulski, P. Toledano, and S. Kumar, Poster P559.

51. Morphological Anisotropy and Relaxation Dynamics of Surface Modified Thin Films for LC Alignemnt, D. M. Agra-Kooijman and S. Kumar, Poster P560.

52. The Study of Alignment and Layer Structure in a Banana Shaped Achiral Molecule, J.-H. Song, H.-K. Kim, T.-K. Lim, C.-K Lee, E-J. Choi, S.Kumar, and S.T. Shin, Poster P849.

53. Smectic Layer Reorientation Induced by AC Field, J.-H. Song, Y.-B Kim, S. Kumar, and S.-T. Shin, Poster P848.

54. Spatial Orientation of Azochromophores in the Azopolymer Films and its Correlations with LC Alignment, Yu. Zakrevskyy, O. Yaroshchuk, J. Kelly, S. Kumar, L.-C. Chien, J. Lindau, Poster P875.

55. Dynamics of the Nematic Phase of a Bent- Core Liquid Crystal, S Stojadinovic*, A. Adorjan, S. Kumar, A. Jakli and S. Sprunt, Poster P545.

 

5th Ibero-American Workshop on Complex Fluids and Their Applications, Maringa, Brazil, September 9-12 (2001):

56. Investigation of the Critical Behavior of Lyotropic Liquid Crystal Using Thermal Measurements, B.S.L. Honda, S. M. Shibli, N. C. Hall, and S. Kumar, 5th Ibero-American Workshop on Complex Fluids and Their Applications, Maringa, Brazil, September 9-12 (2001).

 

Gordon Research Conference on Liquid Crystals, Tilton, NH, June 8-13 (2001)

57. Evidence of Biaxial Nematic Phase in Bent-core Liquid Crystals, B. Acharya, A. Primak, T. Dingeman, Et. Samulski, S. Kumar, and P. Toledano.

 

18th International Liquid Crystal Conference, Sendia, Japan, July 24-28 (2000)

58. Biaxial Nematic Phase in Boomerang-shaped Liquid Crystals?, B. R. Acharya, T. J. Dingemans, A. Primak, E. T. Samulski, and S. Kumar, Abstract #24D-62-P.

59. Specular and Diffuse X-ray Reflectivity on Thin Polymer Films Used for Liquid Crystal Alignment, D. M. G. Agra, B. R. Acharya, and S. Kumar, Abstract # 24D-61-P.

60. Phase Transitions in Smectic Liquid Crystals by X-ray Scattering and Spontaneous Polarization, J. H. Song, C. Hong, A. Primak, Y. B. Kim, J. W. Choi, S. Kumar, and S. T. Shin, Abstract # 26D-120-P.

61. Switchable Microlenses using Liquid Crystals, J-H. Kim and S. Kumar, Abstract #25D-22-P.

62. Interfacial Structure of a Liquid Crystal Composite by Anisotropic Polymerization and Phase Separation, J.-H. Kim, J.-S. Yu, J.-H. Park, J.-H. Lee, S.-D. Lee, and S. Kumar, Abstract # 26D-59-P.

 

European Conference on Liquid Crystals, Crete, Greece, April 25-30 (1999)

63. Nematic and Ferroelectric Liquid Crystal Displays Prepared Using a Novel Phase Separated Composite Film Method, Valery Vorflusev, Jae-Hoon Kim, and Satyendra Kumar, Paper O-9.

64. Smectic Polymorphism and Fluctuations in a Polar Liquid Crystal Binary Mixture, Y. Shi, G. Nounesis, C. W. Garland, and S. Kumar, Paper P3-109.

65. Formation and Properties of Supramolecular Assemblies Made by Complementary Association of Octadecyloxy Tartaric Acid and Bispyridyls, A. Singh, J.-M. Lehn, S. B. Quadri, M. S. Spector, and S. Kumar, Gordon Research Conference on Chemistry of Supramolecules and Assemblies, New England College, Henniker, NH, Aug. 1-6, (1999).

66. Bulk- and Surface-mediated Photo-alignment of Liquid Crystals by Liquid Crystals, Y. Reznikov, O. Yaroshchuk, O. Ostroverkhova, K. D. Singer, J.-H. Kim, S. Kumar, B. Wang, and J. L. West, Conference on Optics of Liquid Crystals'99, Puerto-Rico, October (1999).

 

SID'99 International Symposium, San Jose, CA, May 18-21 (1999)

67. Thermally Stable LC alignment on Polyimide Films Exposed to UV During Imidization, J.-H. Kim, D. M. Agra, B. Acharya, and S. Kumar.

68. Flexible Displays Prepared Using Phase Separated Composite Organic Films of Liquid Crystals, J.-H. Kim, V. Vorflusev, and S. Kumar.

69. Orientation of Liquid Crystals on Rubbed Homeotropic Alignment Layer, J.J. Lyu, K.H. Kim, J.H. Souk, J.H. Kim, and S. Kumar, 18th International Display Research Conference, Asia Display 98, Seoul, S. Korea, Sept. 28 - Oct. 1 (1998)

 

17th International Liquid Crystal Conference, Strasbourg, France, July 19-24 (1998)

70. The Effect of Polarized UV Exposure on Rubbed Polyimide Films, J.-H. Kim, S.-D. Lee, and S. Kumar.

71. What Really Aligns Liquid Crystals on a Rubbed Substrate? J.-H. Kim, KiRyong Ha, Y. Shi, and S. Kumar.

72. Electro-optical Effects in Phase Separated Composite Films of Ferroelectric Liquid Crystals and Polymer, V. Vorflusev and S. Kumar, The 5th International Conference on Composites Engineering, Las Vegas, July 5-11 (1998).

73. Interferometric Optical Modulation by Surface Droplets of Liquid Crystal, C. Loiko, A. Konkolovich, V. Vorflusev, and S. Kumar, Presented at the 7th International SID Symposium on Advanced Display Technologies, Mink, Belarus, Dec. 1-5, (1998)

74. Electro-optical Properties of Phase Separated Composite Organic Films of Ferroelectric Liquid Crystals, V. Vorflusev and S. Kumar, SID'98 International Symposium, Anaheim, CA, May 17-22 (1998).

75. Alignment of Liquid Crystals on Solid Substrates, S. Kumar, NATO Advanced Study Institute on Computer Simulations in Liquid Crystals, Erice, Italy, June 10-21 (1998).

76. Phase Separated Composite Organic Films of Ferroelectric Liquid Crystals, S. Kumar, ALCOM Symposium on Reflective Displays, Dec. 11-12 (1997).

77. New Bilaterally Linked Mesogens in Main-Chain Polymers with Exhibition of Biaxial Fluctuations in Nematic Phase, T.-H. Tong, A. Primak, S. Kumar, and L.-C. Chien, ALCOM Symposium on Reflective Displays, Dec. 11-12 (1997).

78. Light-induced Instabilities in Layered Liquid Crystals, W. R. Folks, S. Keast, T. A. Krentsel, B. Zalar, H. Zeng, Y. A. Reznikov, M. Neubert, S. Kumar, D. Finotello, and O. D. Lavrentovich, Japan Liq. Cryst. Soc. Meeting, Tokyo, Nov. 19, (1997).

79. Photocontrol of Smectic Spacing, W. R. Folks, S. Keast, T. A. Krentsel, B. Zalar, Y. A. Reznikov, M. Neubert, S. Kumar, D. Finotello, and O. D. Lavrentovich, VIIth International Topical Meeting on Optics of Liquid Crystals, Sept 8 - 12 (1997), Hepenheim, Germany, Book of Abstracts, P. 68.

 

Gordon Research Conference on Liquid Crystals, Tilton, NH, June 8-13 (1997):

80. Incommensurate Smectic-A phase in a dimesogenic compound KI5, A. Primak, T. A. Krentsel, V. Surendranath, and S. Kumar.

81. Incommensurate and Other Phases in KI5: An X-ray Diffraction Study, T. A. Krentsel, A. Primak, V. Surendranath, and S. Kumar.

82. Structure and Phase Transitions in Partially Confined Smectic Liquid Crystals, L.J. Martinez-Miranda, Y. Shi, S. Kumar, Materials Research Society Symposium on Dynamics in Small Confining Systems, Boston, MA, Dec. 2-5, (1996).

 

16th International Liquid Crystal Conference, Kent, OH, June 24-28 (1996):

83. A Comparative Structural Study if Three Perspective Longitudinal Ferroelectric Smectic Liquid Crystals, Y. Shi, J. T. Mang, S. Kumar, and E. T. Samulski.

84. In-Situ X-ray Measurements of Light Controlled Layer Spacing in a Smectic-A Liquid Crystal, T. A. Krentsel, O. D. Lavrentovich, and S. Kumar.

85. The Evolution of the Structure of Confined Sm-C* Phase Films, L. J. Martinez-Miranda, Y. Shi, and S. Kumar.

86. X-ray Scattering Study of Smectic Ordering Partially Confined between Free Surface and Micro-grooved Substrates, Y. Shi, L. J. Martinez-Miranda, and S. Kumar.

 

15th International Liquid Crystal Conference, Budapest, July 3-8 (1994):

87. Experimental Observation of the Transition between two Uniaxial Nematic Phases, G. Nounesis, S. Kumar, S. Pfieffer, R. Shashidhar, and C. W. Garland.

88. Some Triesters as Longitudinal Ferroelectrics, S. S. Keast, J. T. Mang, P. Patel, D. Chu, M. E. Neubert, S. Kumar, and R. G. Petschek.

89. Structure and Morphology of Egg-Lecithin Films on Glass Substrates, B. Cull, H. Vithana, Y. Shi, and S. Kumar.

90. Smectic Mesomorphism of a Mixture of DB8ONO2 and DB10ONO2: A High-Resolution X-ray Diffraction Study, Y. Shi, G. Nounesis, S. Pfieffer, Joseph T. Mang, R. Shashidhar, C. W. Garland, and S. Kumar.

91. Morphological Anisotropy in Linearly Polymerized Langmuir-Blodgett Films and Films of PVMC, B. Cull, Y. Shi, S. Kumar, and M Schadt.

92. Shear Flow Properties of Discotic Micellar Nematic and Lamellar Phases, J. T. Mang, S. Kumar, and B. Hammouda.

93. Phase Behavior Of Concentrated Solutions Of Single-Bilayer Phospholipid Microtubules, R. Flugel, G. Nounesis, S. T. Shin, S. Kumar, S. Sprunt, and B. Ratna.

94. X-ray Studies of the In-Plane Order in Compounds With Crystal-BHexatic-B-Smectic-A Phase Sequence, Ewa Gorecka, Li Chen, S. Kumar, and Wieslaw Pyzuk.

95. Bistable Switching in Polymer Dispersed Ferroelectric Smectic-C* Displays, P. Patel, D. Chu, J. W. West, and S. Kumar, Presented at the Society of Information Display Symposium, San Jose, CA, June 12-17 (1994).

 

NSF ALCOM Site visit, Kent, OH, June 21, (1993):

96. New Materials and Effects, S. Kumar, Oral presentation.

97. Bistable switching in Polymer Dispersion of Ferroelectric Smectic-C* Displays, P. Patel, D. Chu, J. L. West, and S. Kumar, Poster presentation.

98. Characterization of Surfaces, Alignment, Layers, and Langmuir-Blodgett Films by X-ray Reflectivity, B. Cull, Y. Shi, and S. Kumar, Poster presentation.

99. X-ray Study of Substrate Effects on Liquid Crystal Thin Films, Y. Shi, B. Cull, and S. Kumar, Poster presentation.

100. Synthesis of Triesters as Potential Novel FLC and NLO Materials, M. E. Neubert, S. S. Keast, S. Kumar, J. T. Mang, and R. G. Petschek, Poster presentation.

101. A True Incommensurate Phase in Binary Mixtures of DB6 and TBBA, J. T. Mang, W. R. Folks, Keast, M. E. Neubert, and S. Kumar, Poster presentation.

 

Gordon Research Conference on Liquid Crystals, Wolfeboro, NH, June 21-25 (1993):

102. Growth Morphology and Structure of Thin Liquid Crystal Film on Glass, Y. Shi, B. Cull, and S. Kumar.

103. A True Incommensurate Phase in Liquid Crystal Mixtures, J. T. Mang,. W. R. Folks, and S. Kumar.

104. Triesters as Potential Novel FLC and NLO Materials, M. E. Neubert, S. S. Keast, S. Kumar, J. T. Mang, and R. G. Petschek.

 

14th International Liquid Crystal Conference, June 21-26 (1992), Pisa, Italy:

105. High-Resolution X-ray Diffraction Study of Systems Reported to Have (The Nonexistent) Incommensurate Smectic-A Phases; P. Patel, S. Sabol Keast, M. E. Neubert, and S. Kumar.

106. Nematic to Smectic-A Phase Transition in a Side Chain Liquid Crystal Polymer: A SANS and High-Resolution X-ray Scattering Study; J. T. Mang, P. Patel, S. T. Shin, S. Kumar, and, T. P. Rieker.

107. Polymer Induced Confinement Effects on a Lyotropic Nematic-Lamellar Transition, M. R. Kuzma, W. Wedler, A. Saupe, S. Shin, and S. Kumar.

108. Calorimetric Study of Blue Phases of Chiral Liquid Crystal CE4, S. T. Shin, G. Iannacchione, R. Folks, D. Finotello, and S. Kumar, ALCOM Symposium on Surfaces and Finite Size Effects, March 12-13 (1992).

109. Orientation of Sm-A and Ferroelectric Smectic-C* layers in Cylindrical Pores, J. Mang and S. Kumar, ALCOM Symposium on Dispersion of Liquid Crystals and Polymers, June 12-14 (1991).

110. High-Resolution X-ray Diffraction Study of Frustrated Smectics, Li Chen, P. Patel, and S. Kumar, Gordon Research Conf. on Liq. Cryst., Wolfeboro, NH, June 17-22 (1991).

111. Smectic Layer Orientation in Confined Geometries, J. Mang and S. Kumar, 4th Intl. Topical Meeting on Optics of Liq. Cryst., Cocoa Beach, FL, Oct 7-11 (1991).

112. Specific Heat Study of Critical Behavior Near Lower Consolute Point of Nonionic Surfactant Solutions, S.T. Shin, W.R. Folks, and S. Kumar, The Materials Research Society Meeting, Abstract, O1.4, Boston, MA, Dec. 2-6 (1991).

113. Critical Behavior at the Nematic to Smectic-A Transition in Binary Mixtures of Dialkylazoxybenzenes, L. Chen, J. D. Brock, and S. Kumar, 13th International Liquid Crystal Conference, Vancouver, Canada, July 23-27 (1990).

114. Microcalorimetric Study of Nematic to Neat Soap and Nematic to Isotropic Phase Transitions in a Lyotropic Liquid Crystal, S.T. Shin and S. Kumar, 13th International Liquid Crystal Conference, Vancouver, Canada, July 23-27 (1990).

115. Heat Capacity Studies of Phase Transitions in Lyotropic Liquid Crystals, S. T. Shin and S. Kumar, 9th International Symposium on Surfactants in Solutions, Gainesville, FL, June 10-15 (1990).

116. X-ray Diffraction Studies of Smectic Layer Orientation During Switching of SSFLC Cells, L. Chen, M. Tristani-Kandra, E.P. Janulis, and S. Kumar, NSF Site Visit, April (1990).

117. Heat Capacity Study of Critical Behavior at the Nematic to Neat Soap Transition, S.T. Shin and S. Kumar, NSF Site Visit, April (1990).

118. Synthesis and Properties of Liquid Crystalline Polymethacrylates with Substituted Phenylbenzoate Side Chains, V. Surendranath, S. Kumar, D. Seekola, and D.L. Johnson. 12th International Liquid Crystal Conference, Aug. 15-19 (1988), Freiberg, Germany.

119. The Synthesis of Ferroelectric Liquid Crystal Materials, J.C. Liang and S. Kumar, Am. Chemical Society Regional (Northwest) Meeting, Bellingham, WA, June 17-19 (1987).

120. Effect of Chiral Dopant Concentration on the Time Response of a Twisted Nematic Cell, S. Kumar, 11th International Liq. Cryst. Conf., June 28-July 4 (1986), Berkeley, CA.

121. Light Scattering Measurements of a Nearly Second Order Isotropic to Lyotropic Nematic Phase Transition, S. Kumar, B.D. Larson, and J.D. Litster, Am. Phys. Soc. March Meeting, Detroit (1984).

122. Optical and Calorimetric Studies of the Nematic to Isotropic Transition in CsPFO, C. Chiang, C.W. Garland, S. Kumar, B.D. Larson, J.D. Litster and C. Rosenblatt, 10th International Liquid Crystal Conference, York, U.K. (1984).

123. Measurements of Viscoelastic Properties of a Lyotropic Liquid Crystal by Quasi-elastic Light Scattering, Kumar, L.J. Yu, and J.D. Litster, 9th International Liquid Crystal Conference, Bangalore, India (1982).

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