Source: https://www.kent.edu/cpip/profile/oleg-lavrentovich
Timestamp: 2019-04-23 17:57:56+00:00

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Oleg D. Lavrentovich received his Ph.D. (1984) and Doctor of Science (1990) degrees in Physics and Mathematics from the Ukrainian Academy of Sciences. In 1992 he joined the Liquid Crystal Institute as a Senior Research Fellow. He served as the director of institute in 2003-2011. Fellow of SPIE and American Physical Society. Lavrentovich held visiting appointments at the University P. et M. Curie, University Denis Diderot in France and other universities. He is the editor of Liquid Crystals Reviews (Taylor & Francis), associate editor of Soft Matter, member of the Editorial Boards of Liquid Crystals, Condensed Matter Physics, Ukrainian Journal of Physics and Advisor of the Kent State University SPIE Student Chapter.
M. Kleman, O.D. Lavrentovich, Soft Matter Physics: An Introduction, pp. 638, Springer New York, (2003).
O.D. Lavrentovich, P. Pasini, C. Zannoni, S. Zumer, Defects in Liquid Crystals: Computer Simulations, Theory and Experiment Kluwer Academic Publishers: The Netherlands (2001).
G. Cukrov, Y. Mosaddeghian Golestani, J. Xiang, Yu. A. Nastishin, Z. Ahmed, C. Welch, G. H. Mehl, and O.D. Lavrentovich*, Comparative analysis of anisotropic material properties of uniaxial nematics formed by flexible dimers and rod-like monomers, Invited article, Liquid Crystals 44, 219-231 (2017).
Z. Parsouzi, S. M. Shamid, V. Borshch, P.K. Challa, A.R. Baldwin, M.G. Tamba, C. Welch, G.H. Mehl, J.T. Gleeson, A. Jakli, O.D. Lavrentovich, D.W. Allender, J.V. Selinger, S. Sprunt, Fluctuation modes of a twist-bend nematic liquid crystal, Phys Rev X 6, 021041 (2016).
Young-Ki Kim, Greta Cukrov, F. Vita, E. Scharrer, E.T. Samulski, O. Francescangeli, and Oleg D. Lavrentovich, Search for Microscopic and Macroscopic Biaxiality in the Cybotactic Nematic Phase of New Oxadiazole Bent-Core Mesoges, Phys Rev E 93, 062701 (2016).
O.D. Lavrentovich, Liquid Crystals, Chapter 3 in Oxford Handbook of Soft Condensed Matter, Edited by E.M. Terentjev and D.A. Weitz, Oxford University Press, 620 pages. (2015).
A. Sokolov, S. Zhou, Oleg D. Lavrentovich, I. S. Aranson, Individual behavior and pairwise interactions between microswimmers in anisotropic liquid, Phys. Rev. E 91, 013009 (2015).
J. Xiang, S.V. Shiyanovskii, C. Imrie, O.D. Lavrentovich, Electrooptic response of chiral nematic liquid crystals with oblique helicoidal director, Phys. Rev. Lett. 112, 217801 (2014).
M. Gao, Y.-K. Kim, C. Zhang, V. Borshch, S. Zhou, H.-S. Park, A. Jákli, O.D. Lavrentovich, M.G. Tamba, A. Kohlmeier, G.H. Mehl, W. Weissflog, D. Studer, B. Zuber, H. Gnagi, F. Lin, Direct Observations of Liquid Crystals Using Cryo-TEM: Specimen Preparation and Low-Dose Imaging, Microscopy Research and Technique 77, 754-772 (2014).
Shuang Zhou, Adam J. Cervenka, and Oleg D. Lavrentovich, Ionic content dependence of viscoelasticity of lyotropic chromonic liquid crystal sunset yellow, Phys. Rev. E 90, 042505, (2014).
C. Peng, I. Lazo, S.V. Shiyanovskii, O.D. Lavrentovich, Breaking symmetries in induced-charge electro-osmosis around metal and Janus spheres in water, Phys. Rev. E 90, 051002(R) (2014).
V. Borshch, S.V. Shiyanovskii, Bing-Xiang Li, O.D. Lavrentovich, Nanosecond electro-optics of a nematic liquid crystal with negative dielectric anisotropy, Phys. Rev. E 90, 062504, 16 pages (2014).
J. Xiang, S.V. Shiyanovskii, Y. Li, C.T. Imrie, Q. Li, and O.D. Lavrentovich, Electrooptics of chiral nematics formed by molecular dimers (Invited paper), Liquid Crystals XVIII, Ed. by I.C. Khoo, Proceedings of SPIE Vol. 9182, pp.91820P-1 – 91820P-9 (2014).
C. Zhang, O.D. Lavrentovich, A. Jákli, New twist on the helical nanofilament phase of bent-core liquid crystals (Invited paper), Liquid Crystals XVIII, Ed. by I.C. Khoo, Proceedings of SPIE Vol. 9182, pp.91820Q-1 – 91820Q-1 (2014).
V. Borshch, S.V. Shiyanovskii, O.D. Lavrentovich, Electric field induced biaxial order and differential quenching of uniaxial fluctuations in a nematic with negative dielectric anisotropy, Mol. Cryst. Liq. Cryst. 559, 97-105 (2012).
Y.K. Kim, D.K. Yoon, H.S. Jeong, O.D. Lavrentovich, H.T. Jung, Smectic liquid crystal defects for self-assembling of building blocks and their lithographic applications,Advanced Functional Materials 21, 610-627 (2011).
O.D. Lavrentovich, I. Lazo, O.P. Pishnyak, Nonlinear electrophoresis of dielectric and metal spheres in a nematic liquid crystal, Nature 467, 947-950 (2010).
E.C. Gartland, Jr., H. Huang, O.D. Lavrentovich, P. Palffy-Muhoray, I.I. Smaluykh,T. Kosa, B. Taheri, Electric-field induced transitions in a cholesteric liquid-crystal film with negative dielectric anisotropy, J. Comput. Theor. Nanoscience 7, 709-725 (2010).
L. Tortora, H.-S.Park, K. Antion, D. Finotello, O.D. Lavrentovich, Lyotropic chromonicliquid crystals as materials for opticaland biosensing applications, Proceedings of SPIE 6487, p. 6487OI-1-6487OI-15 (2007).
I.I. Smalyukh, B.I. Senyuk, S.V. Shiyanovskii, O.D. Lavrentovich, A.N. Kuzmin, A.A. Kachynski, P.N. Prasad, Optical trapping, manipulation, and 3D imaging of disclinations in liquid crystals and measurement of their line tension, Mol. Cryst. Liq. Cryst. 450, 279-295 (2006).
N. Gheorghiu, I.I. Smalyukh, O.D. Lavrentovich, J.T. Gleeson, Three dimensional imaging of dielectric patterns in electrohydrodynamic convection of a nematic liquid crystal, Phys. Rev. E 74, 041702 (2006).
O.D. Lavrentovich and M. Kleman, Comment on "Structure of Smectic Defect Cores: X-Ray Study of 8CB Liquid Crystal Ultrathin Films" Phys. Rev. Lett. 97, 159801 (2006).
V. M. Pergamenshchik, V. Ya. Gayvoronsky, S.V. Yakunin, R.M. Vasyuta, V.G. Nazarenko, and O.D. Lavrentovich, Enhanced light-induced director reorientation and dye aggregationj in a nematic liquid crystal, Functional Materials 13, 681-686 (2006).
I.I. Smalyukh,B.I. Senyuk, M. Gu, and O.D. Lavrentovich, Focused Laser Beams andLiquid Crystals: Fast three-dimensional imaging of structures andtopological defects, in: Liquid Crystals: Optics and Applications,edited by T.R. Wolinski, M. Warenghem, S.-T. Wu, Proc.SPIE 5947,594707, 11 pages (2005).
C. J. Woolverton, Erin Gustely, L. Li, O.D. Lavrentovich, "Liquid crystaleffects on bacterial viability" Liquid Crystals 32, 417-423 (2005).
O. Yaroschuk, R. Kravchuk, A. Dobrovolskyy, C.D. Lee, P.C. Liu, and O.D. Lavrentovich,The multimode LC alignment on the substrates obliquely treated with a plasmaflux, Mol. Cryst. Liq. Cryst. 433, 1-12 (2005).
O. Pishnyak, L. Kreminska, O.D. Lavrentovich, J.J. Pouch, F.A. Miranda, B.K.Winker, Liquid crystal digital beam steering device based on decoupled birefringentdeflector and polarization rotator, Mol. Cryst. Liq. Cryst. 433, 279-295 (2005).
S.V. Shiyanovskii, O.D. Lavrentovich, T. Schneider, T. Ishikawa, I.I. Smalyukh,C.J. Woolverton, G.D. Niehaus, K.J. Doane, Lyotropic chromonic liquid crystalsfor biological sensing applications, Mol. Cryst. Liq. Cryst. 434, 587-598 (2005).
T. Schneider, A. Golovin, Jong Chan Lee and Oleg D. Lavrentovich, Lyotropicchromonic liquid crystals in aligned films for applications as polarizing coatings, Journal of Information display, The Korean Information Display Society 5,No.2, 27-38 (2004).
S.V. Shiyanovskii,O.D. Lavrentovich, "3D Simulations of Nematic and CholestericLiquid Crystals in Complex Geometries," SID Intnl. Digest Tech.Papers XXXIV, 34, p.664-667 (2003).
O. Yaroshchuk,R. Kravchuk, A. Dobrovolskyy, L. Qiu, O.D. Lavrentovich, "TwoModes of LC Parallel Alignmnet on the Plasma Treated Substrates," SID Intnl. Digest Tech. PapersXXXIV, 34, p.062-1065 (2003).
I.I. Smalyukh,R. Pratibha, O.D. Lavrentovich, N.V. Madhusudana, Free-StandingFilms of Twist Grain Boundary TGB(A) and UTGB(C*) Liquid CrystalsStudied by Fluorescence Confocal Polarizing Microscopy, Liquid Crystals, 30, No.8, pp. 877-888 (2003).
Shila Garg, Kirstin Purdy, Erica Bramley, I. Smalyukh, O.D. Lavrentovich, "Electric-Field Induced Nucleation and Growth of Focal Conic and Stripe Domains in a Smectica Liquid Crystals," Liquid Crystals 30, No.12, pp 1377-1390 (2003).
S. Nazzal, I.I. Smalyukh, O.D. Lavrentovich, M.A. Khan "Preparation and in Vitro Characterization of a Eutectic Based Semisolid Self-Nanoemulsified Drug Delivery System (SNEDDS) of Ubiquinone: Mechanism and Progress of EmulsionFormation," International Journal of Pharmaceutics 235, 247-265 (2002).
T. Schneider, A.Smith, O.D. Lavrentovich, "Imaging Oriented Aggregates of LyotropicChromonic Mesogenic Dyes by Atomic Force Microscopy," Mat.Res. Soc. Symp., 636, D11.8.1-D.11.8.5 (2001).
S.V. Shiyanovskii, D. Voloschenko, T. Ishikawa, O.D. Lavrentovich, "Director Structuresof Cholesteric Diffraction Gratings," Mol. Cryst. Liq. Cryst. 358, 225-246 (2001).
S.V. Shiyanovskii,A. Glushchenko, Yu. Renikov, O.D. Lavrentovich, J.L. West, "Tensor and Complex Representations of Anchoring in Liquid Crystals," Mol.Cryst. Liq. Cryst., 367, 239-250 (2001).
Y. Reznikov, O.Ostroverkhova, K.D. Singer, J.H. Kim, S. Kumar, O. Lavrentovich,B. Wang, J.L. West, "Comment on "Photoalignment of Liquid Crystals by Liquid Crystals" - Reply - Art. No. 249602," Phys.Rev. Lett. 87 (24) 249602 (2001).
Y. Reznikov, O. Ostroverkhova, K.D. Singer, J-H. Kim, S. Kumar, O. Lavrentovich,B. Wang, J.L. West, "Photoalignment of Liquid Crystals by Liquid Crystals," Phys.Rev. Lett. 84, No. 9, 1930-1933 (2000).
D. Subacius, D.Voloschenko, P. Bos, O.D. Lavrentovich, "Modulated Structures with Electric Field Controlled Direction and Periodicity in SmC*Liquid Crystals," Liq. Cryst. 26, 295-298 (1999).
Y. Lansac, M.A.Glaser, N.A. Clark, O.D. Lavrentovich, "Photocontrolled Nanophase Segregation in a Liquid-Crystal Solvent," Nature, 398, No.6722, p.54-57 (1999).
S. Blumenstengel,I. Sokolik, R. Dorsinville, D. Voloschenko, M. He, O. Lavrentovich,L.-C. Chien, "Photo-, and Electroluminescence Studies of 2,5-bis[2'("-(6-hexoxybenzyl))-1'ethenyl]-3,4-dibutyltriophenes," Synthetic Metals, 99, pp. 85-90 (1999).
D. Andrienko, D.Fedorenko, E. Ouskova, V. Reshetnyak, Y. Reznikov, S. Slussarenko,D. Voloshchenko, O. Lavrentovich, "Light-Induced Phenomenain Liquid Crystals," Ukr. Phys. J. 44, 149 (1999).
W.R. Folks, Y.A.Reznikov, S. N. Yarmolenko, O.D. Lavrentovich, "Light-Induced Periodic Lattice of Defects in Smectic A and C Liquid Crystals: Structuraland Dynamical Aspects,",Mol. Cryst. Liq. Cryst, 292, 183-197(1997) [PDF] and in Dynamics and Defects in Liquid Crystals, A Festschriftin Honor of Alfred Saupe, P. Cladis, P. Palffy-Muhoray, Eds., pp.211-225,Gordon and Breach Science Publ.: Amsterdam, (1998).
V.M. Pergamenshchik,D. Subacius, O.D.Lavrentovich, "K13 - Induced Deformationsin a Nematic Liquid Crystal: Experimental Test of the First OrderTheory Elasticity," Mol. Cryst. Liq. Cryst, 292, 25-37 (1997) [PDF] and in Dynamics and Defects in Liquid Crystals, A Festschriftin Honor of Alfred Saupe, P. Cladis, P. Palffy-Muhoray, Eds. pp.25-37,Gordon and Breach Science Publ.: Amsterdam, (1998).
D. Andrienko, Y.Kurioz, Y. Reznikov, C. Rosenblatt, R. Petschek, O. Lavrentovich,D. Subacius "Tilted Photoalignment of a Nematic Liquid Crystal Induced by a Magnetic Field,"J. Appl. Physics 83, No.1, p.50-55 (1998).
P. Ziherl, D. Subacius,A. Strigazzi, V.M. Pergamenshchik, A.L. Alexe-Ionescu, O.D. Lavrentovich,S. Zumer "Magnetic Field Controlled Optical Phase Retardationin a Hybrid Nematic Cell," Liq. Cryst. 24, No.4, 607-612 (1998).
O.D. Lavrentovich,C. Quilliet, M. Klé man, "Orientational Dependence of the Surface Free Energy of the L(alpha) - L3 Interface," J. Phys. Chem., B, 101, No.3, pp.420-428 (1997).
A. Sparavigna,O.D. Lavrentovich, A. Strigazzi, "Magnetic Field Effect on Periodic Stripe Domains in Nematic Liquid Crystals," Phys.Rev. E, 51, 792-795 (1995).
W.R. Folks, Yu.A.Reznikov, L. Chen, A.I. Khizhnyak, O.D. Lavrentovich, "Low-Power Laser Induced Instabilities in Smectic a Liquid Crystals," Mol.Cryst. Liq. Cryst., 261, 259-270 (1995).
E. Gorecka, LiChen, O. Lavrentovich, W. Pyzuk, "X-Ray Studies of Bond Orientational Order in Liquid-Crystalline Orthogonal Hexatic-B Phase." Europhys.Lett., 27, 507-512 (1994).
O.D.Lavrentovich, T. Ya. Marusii, Yu.A. Reznikov, and V.V. Sergan, Determination of the anchoring energy in nematic liquid crystal by two independent test methods, Zhurn. Tekh. Fiz., v.59, No.10, p.199-201 (1989) /Sov.Phys.-Tech.Phys., v.34, p.1219-1220(1989).
A.V. Kovalchuk, O.D. Lavrentovich, and V.V. Sergan, Dynamics of electrooptic effects in droplets of a nematic liquid crystal, Pis'ma Zh.Tekh.Fiz., v.15,No. 13, p.78-82 (1989)/ Sov. Tech. Phys. Lett., v.15, p.529-530 (1989).
O.D. Lavrentovich and V.V. Sergan, Phase transition induced by twist in bipolar nematic drops, Ukrainian Fiz.Zhurn., v.34, p.1034-1036 (1989).
Dispersed nematic liquid crystals: the new type of display, A.V. Kovalchuk, M.V. Kurikand O.D. Lavrentovich, Zarubezhnaya radioelectronika, No 5, p.44-53(1989).
Defects in liquid crystals: linear and point singularities in nematics, M.V. Kurikand O.D. Lavrentovich, Izv. AN SSSR, Ser.Fiz. 53, 1880-1904 (1989)/ Bull.Acad.Sci.USSR, Phys.Ser., v.53, p.22-44 (1989).
A.A. Polishchuk, Yu.G. Antipin, T.V. Timofeeva, O.D. Lavrentovich, A.S. Kotelchuk,L.A. Taraborkin and V.P. Strukov, Structure of crystalline precursors of mesophases. X-ray structural properties of ethoxybenzoates of cholesterol, Kristallografiya, v.33, p.1134-1143 (1988) /Sov.Phys.-Crystallogr., v.33, p.672-677 (1988).
N.S. Pivovarova, I.E. Boldeskul, O.D. Lavrentovich, S.V. Shelyazhenko, and Yu.A. Fialkov,Mesomorphism of fluorinated derivatives of MBBA, Kristallografiya,v.33, p.1460-1463 (1988) /Sov.Phys.-Crystallogr., v.33, p.1460-1463 (1988).
G. Kosinov, O.D.Lavrentovich, V.A. Linjov, G.A. Puchkovskaya, S.Z. Shulga, A.A.akubov,On the nature of the irradiated-induced impurities in liquid crystalline cholesterylformiate,Khimiya Vys. Energii, v.22, p.26-30 (1988)/ Sov.J.Chemistry of High Energies, v.22, p.26-30 (1988).
A.V. Kovalchuk, O.D. Lavrentovich, and V.V. Sergan, Orientation of axisymmetrical nematic drops by an electric field, Pis'ma Zh.Tekh.Fiz., v.14, p.197-202(1988) / Sov. Tech. Phys. Lett., v.14, p.87-89 (1988).
O.D. Lavrentovich and S.S. Rozhkov, Strings with boojums at their ends: topological defects of a new type in nematic liquid crystals, Pis'ma Zh. Eksp.Teor.Fiz.,v.47, p.210-213 (1988) / JETP Lett., v.47, p.254-258 (1988).
O.D. Lavrentovich and Yu.A. Nastishin, Thermomechanical effect in deformed nematic liquid crystal, Ukrainian Fiz.Zhurn., v.32, p.710-712 (1987).
M.V. Kurik, A.V.Kovalchuk, O.D. Lavrentovich and V.V. Sergan, Electrooptical effect in dispersed nematic droplets, Ukrainian Fiz. Zhurn., v.32, p.1211-1213 (1987).
D.F. Aliev, O.D.Lavrentovich, V.A. Linjov, and N.M. Mamedov, Influence of the irradiationdose on the threshold field for the homeotropic-planar transitionin smectic A phase of cholesterylnonanoate, Ukrainian Fiz.Zhurn.,v.32, 1220-1222 (1987).
S.G. Skuridin,N.S. Badayev, O.D. Lavrentovich, and Yu.M. Evdokimov, Directing of the DNA liquid-crystalline structure by using an antracycline andantrakhinone compounds, Dokl. AN SSSR, Ser.Biofiz., v.295, p.,1240-1243(1987) / Proceed. Ac.Sci.USSR, Ser. Biophys., v.295, p.1240-1243 (1987).
How to observe the monopole, M.V. Kurik and O.D. Lavrentovich, Priroda (Nature),No 12, p.55-61 (1986).
Conference on Dynamics and Defects in Liquid Crystals - HonoringAlfred Saupe, O.D. Lavrentovich, Mol. Cryst. Liq. Cryst. 292, R7-R11 (1997).
"Definitions of Basic Terms Relating to Low-Molar-Mass and Polymer Liquid Crystals," Working Group: C. Noel, V.P. Shibaev, M. Baron, M. Hess, A.D. Jenkins, Jung-Il Jin, A. Sirigu, R.F.T. Stepto, W.J. Work, with contributions from G.R. Luckhurst, S. Chandrasekhar, D. Demus, G.W. Gray, S.T. Lagerwall, O.D. Lavrentovich, M. Schadt, IUPAC Recommendations 2001, Pure and Applied Chemistry 73, No.5, pp.845-895 (2001).
Ph. Boltenhagen,M. Kleman, O.D. Lavrentovich, "Focal Conic Domains in Smectics," in Soft Order in Physical Systems, Y. Rabin,R. Bruinsma, Eds., p.5-32, Plenum Press: New York, (1994).
2001. Contributor to IUPAC Recommendations on Basic Terms in Low-Molar-Mass and Polymer Liquid Crystals, Pure and Applied Chemistry 73, 845-895 (2001).
1987, Gold medal of the Ukrainian Academy of Sciences with an Award for a young researcher for the work "Defects of Dirac monopole type in liquid crystals"
Oleg Pishnyak, New electro-optical applications of liquid crystals: From beam steering devices and tunable lenses to negative refraction and field-induced dynamics of colloids, PhD in Chemical Physics, KSU, 2009 (Researcher, Kent Displays, Inc.).
Heung-Shik Park, Self-assembly of lyotropic chromonic liquid crystals: Effects of additives and applications, PhD in Chemical Physics, KSU, Fall 2010 (Principal Engineer, LCD Research Center Samsung Display Co., Ltd., South Korea).
Bohdan Senyuk, Dielectric response of liquid crystals formed by bent-core and chiral molecules, PhD in Chemical Physics, KSU, Fall 2010 (Currently a postdoctoral fellow at the University of Colorado, Boulder).
Hugh Wonderly, Master of Sciences, Fall 2010.
Fellow of SPIE (International Society of Optical Imaging and Engineering), Member of American Physical Society, International Liquid Crystal Society, Materials Research Society; American Association for the Advancement of Science.

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