Dielectric studies and critical behaviour in the vicinity of nematic–isotropic phase transition of a smectogenic binary mixture showing induced nematic phase

References

• Oh CS. Induced smectic mesomorphism by incompatible nematogens. Mol Cryst Liq Cryst. 1977;42:1–14.
   Web of Science ®Google Scholar
• Das MK, Paul R, Dunmur DA. Small angle x-ray diffraction studies of an ester/biphenyl mixture (5CB/ME 50.5) showing an injected smectic phase. Mol Cryst Liq Cryst. 1995;258:239–252. doi:10.1080/10587259508034564.
   Web of Science ®Google Scholar
• Brodzik M, Dabrowski R. Induction of smectic Ad phase in mixtures of polar esters. Mol Cryst Liq Cryst. 1995;260:361–367. doi:10.1080/10587259508038709.
   Web of Science ®Google Scholar
• Cladis PE. The re-entrant nematic, enhanced smectic a phases and molecular composition. Mol Cryst Liq Cryst. 1981;67:177–191. doi:10.1080/00268948108070886.
   Google Scholar
• Roy PD, Paul S, Das MK. Dielectric permittivity studies of nematogenic compounds and their binary mixtures showing induced smectic Ad phase. Phase Transit. 2006;79:323–330. doi:10.1080/01411590600670286.
   Web of Science ®Google Scholar
• Das MK, Paul R. Optical birefringence, density and order parameter of an ester-biphenyl mixture exhibiting an injected smectic phase. Phase Transit. 1994;46:185–197. doi:10.1080/01411599408200323.
   Web of Science ®Google Scholar
• Garg S, Spears T. Dielectric properties of a nematic binary mixture. Mol Cryst Liq Cryst. 2004;409:335–342. doi:10.1080/15421400490431705.
   Web of Science ®Google Scholar
• Roy PD, Prasad A, Das MK. Study of the physical properties of a mesogenic mixture showing induced smectic Ad phase by refractive index, density and x-ray diffraction measurements. J Phys Condens Matter. 2009;21:075106(1)–075106(8). doi:10.1088/0953-8984/21/7/075106.
   Web of Science ®Google Scholar
• Dunmur DA, Walker RG, Palffy-Muhoray P. The physical properties of an ester/biphenyl mixture exhibiting an injected smectic phase. Mol Cryst Liq Cryst. 1985;122:321–338. doi:10.1080/00268948508074762.
   Web of Science ®Google Scholar
• Brodzik M, Dabrowski R. Induction of smectic Ad phase in polar systems I. Mixtures of nCBB and nOCB. Liq Cryst. 1995;18:61–66. doi:10.1080/02678299508036591.
   Web of Science ®Google Scholar
• Wrobel S, Brodzik M, Hdabrowski R, Gestblom B, Haase W, Hiller S. Relaxation phenomena in the nematic, nismatic reentrant and smectic A phases studied by dielectric spectroscopy. Mol Cryst Liq Cryst. 1997;302:223–228. doi:10.1080/10587259708041832.
   Web of Science ®Google Scholar
• Dabrowski R, Szulc J. Binary systems of smectics A with enhanced nematic phase. J Phys France. 1984;45:1213–1222. doi:10.1051/jphys:019840045070121300.
   Google Scholar
• Dąbrowski R, Czupryński K. Nematic phases created in binary mixtures of smectics A. Mol Cryst Liq Cryst. 1987;146:341–366. doi:10.1080/00268948708071823.
   Web of Science ®Google Scholar
• Czupryński K, Dabrowski R, Przedmojski J. Effect of properties of the smectic Ad phase on the induction of a nematic phase in binary mixtures of smectics A1 and Ad. Mol Cryst Liq Cryst Lett. 1989;4:429–433. doi:10.1080/02678298908035489.
   Web of Science ®Google Scholar
• Czupryński K, Dabrowski R, Baran J, Żywociński A, Przedmojski J. A nematic gap in mixtures of smectics A1 and Ad. J Phys France. 1986;47:1577–1585. doi:10.1051/jphys:019860047090157700.
   Google Scholar
• de Gennes PG. The physics of liquid crystals. Oxford: Oxford Science; 1994.
   Google Scholar
• Mukherjee PK, Bose TR, Ghose D, Saha M. Inclusion of density variation in the Landau–de Gennes theory of the nematic-isotropic phase transition. Phys Rev E. 1995;51:4570–4573. doi:10.1103/PhysRevE.51.4570.
   PubMed Web of Science ®Google Scholar
• Maier W, Saupe A. Eine einfache molekular-statistische theorie der nematischen kristallinflussigen phase. Z Naturforsch. 1959;14A:882–889.
   Google Scholar
• Keyes PH. Tricritical behavior at the isotropic-nematic transition. Phys Lett A. 1978;67:132–134. doi:10.1016/0375-9601(78)90043-9.
   Web of Science ®Google Scholar
• Anisimov MA, Mamnitsky VM, Sorokin EL. Liquid Crystals: Proceedings of the International Conference; Bangalore; 1980.
   Google Scholar
• Mukherjee PK, Mukherjee TB. Critical region of the nematic-isotropic phase transition in the epsilon expansion. Phys Rev B. 1995;52:9964–9969. doi:10.1103/PhysRevB.52.9964.
   PubMed Web of Science ®Google Scholar
• Mukherjee PK. The TNI-T* puzzle of the nematic-isotropic phase transition. J Phys Condens Matter. 1998;10:9191–9205. doi:10.1088/0953-8984/10/41/003.
   Web of Science ®Google Scholar
• Drozd-Rzoska A, Pawlus S, Rzoska SJ. Pretransitional behavior of dielectric permittivity on approaching a clearing point in a mixture of nematogens with antagonistic configurations of dipoles. Phys Rev E. 2001;64:051701(1)–051701(4). doi:10.1103/PhysRevE.64.051701.
   Web of Science ®Google Scholar
• Guggenheim EA. A proposed simplification in the procedure for computing electric dipole moments. Trans Faraday Soc. 1949;45:714–720. doi:10.1039/tf9494500714.
   Google Scholar
• MOPAC. [Internet]. USA: Stewart computational chemistry, Colorado Springs. 2009 [cited 2008].Available from: http://OpenMOPAC.net.
   Google Scholar
• Heng M, Rui-Zhi S, Zhen-Xin L. Mechanical model study of relationship of molecular configuration and multiphase in liquid crystal materials. Chin Phys B. 2006;15:1009–1014. doi:10.1088/1009-1963/15/5/024.
   Google Scholar
• Drozd-Rzoska A. Quasicritical behavior of dielectric permittivity in the isotropic phase of n-hexyl-cyanobiphenyl in a large range of temperatures and pressures. Phys Rev E. 1999;59:5556–5561. doi:10.1103/PhysRevE.59.5556.
   PubMed Web of Science ®Google Scholar
• Salud J, Cusmin P, de la Fuente MR, Pérez-Jubindo MA, López DO, Diez-Berart S. Study of the critical behavior and scaling relationships at the N-to-I phase transition in hexyloxycyanobiphenyl. J Phys Chem B. 2009;113:15967–15974. doi:10.1021/jp906105u.
   PubMed Web of Science ®Google Scholar
• Prasad A, Das MK. Refractive index and orientational order parameter of a polar–polar binary system showing induced smectic Ad and re-entrant nematic phases. Phase Transit. 2010;83:1072–1084. doi:10.1080/01411594.2010.504919.
   Web of Science ®Google Scholar
• Prasad A, Das MK. Static dielectric properties of two nematogenic compounds and their binary mixtures showing induced smectic Ad and re-entrant nematic phases. Phys Scr. 2011;84:015603–015612. doi:10.1088/0031-8949/84/01/015603.
   Web of Science ®Google Scholar
• Gauza S, Li J, Wu ST, Spadło A, Dabrowski R, Tzeng YN, Cheng KL. High birefringence and high resistivity isothiocyanate-based nematic liquid crystal mixtures. Liq Cryst. 2005;32:1077–1085. doi:10.1080/02678290500303007.
   Web of Science ®Google Scholar
• Sarkar SK, Das MK. Critical behavior of dielectric permittivity in the vicinity of nematic–isotropic and smectic–nematic phase transitions in smectogenic binary mixtures. Fluid Phase Equilib. 2014;365:41–49. doi:10.1016/j.fluid.2013.12.010.
   Web of Science ®Google Scholar
• Rzoska SJ, Ziolo J, Sułkowski W, Jadżyn J, Czechowski G. Fluidlike behavior of dielectric permittivity in a wide range of temperature above and below the nematic-isotropic transition. Phys Rev E. 2001;64:052701(1)–052701(4). doi:10.1103/PhysRevE.64.052701.
   Web of Science ®Google Scholar
• Drozd-Rzoska A, Rzoska SJ, Zioło J. Critical behavior of dielectric permittivity in the isotropic phase of nematogens. Phys Rev E. 1996;54:6452–6456. doi:10.1103/PhysRevE.54.6452.
   PubMed Web of Science ®Google Scholar
• Drozd-Rzoska A, Rzoska SJ. Phase transition: application to liquid crystal. Trivandrum: Research Signpost; 2006. Chapter 8; p. 149–162.
   Google Scholar
• Ginovska M, Kresse H, Bauman D, Czechowski G, Jadżyn J. Static and dynamic dielectric behavior of mesogenic compounds of different polarity in the vicinity of the isotropic to nematic phase transition. Phys Rev E. 2004;69:022701(1)–022701(4). doi:10.1103/PhysRevE.69.022701.
   PubMed Web of Science ®Google Scholar
• Jadżyn J, Czechowski G, Ginovska M. Pretransitional critical-like behavior of dielectric permittivity in mixtures of mesomorphic and nonmesomorphic compounds. Phys Rev E. 2005;71:052702(1)–052702(4). doi:10.1103/PhysRevE.71.052702.
   Web of Science ®Google Scholar
• Jadżyn J, Czechowski G, Déjardin JL. Dielectric and viscous properties of mesogenic n-nonylcyanobiphenyl (9CB). J Phys Condens Matter. 2006;18:1839–1846. doi:10.1088/0953-8984/18/6/001.
   PubMed Web of Science ®Google Scholar
• Marinelli M, Mercuri F. Effects of fluctuations in the orientational order parameter in the cyanobiphenyl (nCB) homologous series. Phys Rev E. 2000;61:1616–1621. doi:10.1103/PhysRevE.61.1616.
   PubMed Web of Science ®Google Scholar
• Cusmin P, de la Fuente MR, Salud J, Pérez-Jubindo MA, Diez-Berart S, López DO. Critical behavior and scaling relationships at the smAd-N and N-I transitions in nonyloxycyanobiphenyl (9OCB). J Phys Chem B. 2007;111:8974–8984. doi:10.1021/jp070689v.
   PubMed Web of Science ®Google Scholar