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Invited Articles

Twist-bend nematic phase in cyanobiphenyls and difluoroterphenyls bimesogens

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Pages 147-159 | Received 17 Jun 2016, Published online: 20 Nov 2016

References

  • Reinitzer F. Beiträge zur Kenntniss des Ceholesterins. Monatsh Chem. 1888;9:421. DOI:10.1007/BF01516710
  • Dunmur D, Sluckin T. Soap, science, and flat-screen TVs, A history of liquid crystals. Oxford University Press; 2011.
  • Gattermann L. On azoxyphenyl ethers. Ber der Deutschen Chemischen Gesellschaft. 1890;23:1738–1740. DOI:10.1002/cber.189002301285
  • Gray GW, Harrison K, Nash JA. New family of liquid crystals for displays. Electron Lett. 1973;9:130–131. DOI:10.1049/el:19730096
  • Schadt M, Helfrich W. Voltage dependent activity of a twisted nematic liquid crystal. Appl Phys Lett. 1971;18:127–128. DOI:10.1063/1.1653593
  • Oh-e M, Kondo K. Electro-optical characteristics and switching behaviour of the in-plane switching mode. Appl Phys Lett. 1995;67:3895–3898. DOI:10.1063/1.115309
  • Schiekel MF, Fahrenschon F. Deformation of nematic liquid crystals with vertical orientation in electric fields. Appl Phys Lett. 1971;19:391–394. DOI:10.1063/1.1653743
  • Kahn FJ. Orientation deformation of nematic liquid crystals: tunable birefringence. Appl Phys Lett. 1972;20:199–202. DOI:10.1063/1.1654107
  • Friedel G. The mesomorphic states of matter. Annales de Physique. 1922;18:273–474.
  • Vorländer D. On crystalline liquids. Zeitscrift fur Physikalische Chemie. 1931;79:269–289.
  • Freiser MJ. Ordered states of a nematic liquid. Phys Rev Lett. 1970;24:1041. DOI:10.1103/PhysRevLett.24.1041
  • Yu LI, Saupe A. Observation of a biaxial nematic phase in potassium laurate-1-Decanol-water mixtures. Phys Rev Lett. 1980;45:1000–1003. DOI:10.1103/PhysRevLett.45.1000
  • Acharya BR, Primark A, Kumar S. Biaxial nematic phase in bent-core thermotropic liquid crystals. Phys Rev Lett. 2004;92:145506. DOI:10.1103/PhysRevLett.92.145506
  • Madsen LA, Dingemans TJ, Nakata M, et al. Biaxial nematic liquid crystals. Phys Rev Lett. 2004;92:145505. DOI:10.1103/PhysRevLett.92.145505
  • Merkel K, Kocot A, Vij JK, et al. Themotropic biaxial nematic phase in liquid crystalline organo-siloxane tetrapodes. Phys Rev Lett. 2004;93:237801. DOI:10.1103/PhysRevLett.93.237801
  • Biaxial Nematic Liquid Crystals, Theory, Simulation, and experiment. John Wiley and Sons Ltd; 2015. (edited by G. R. Luckhurst, and T. J. Sluckin). ISBN: 9780470871959, and references therein
  • Panov VP, Nagaraj M, Vij JK, et al. Spontaneous periodic deformations in nonchiral planar aligned bimesogens with a nematic-nematic transition and a negative elastic constant. Phys Rev Lett. 2010;105(16):167801. DOI:10.1103/PhysRevLett.105.167801
  • Panov VP, Balachandran R, Nagaraj M, et al. Microsecond linear optical response in the unusual nematic phase of achiral bimesogens. Appl Phys Lett. 2011;99:261903. DOI:10.1063/1.3671996
  • Panov VP, Balachandran R, Vij JK, et al. Field-induced periodic chiral pattern in the Nx phase of achiral bimesogens. Appl Phys Lett. 2012;101:234106. DOI:10.1063/1.4769458
  • Cestari M, Diez-Berart S, Dunmur DA, et al. Phase behavior and properties of the liquid-crystal dimer 1, 7 bis (4-cyano biphenyl-4ʹ-yl) heptane: a twist-bend liquid crystal. Phys Rev E. 2011;84:031704. DOI:10.1103/PhysRevE.84.031704
  • Meyer C, Luckhurst GR, Dozov I. ‘Flexoelectrically Driven Electroclinic Effect in the Twist-Bend Nematic Phase of Achiral Molecules with Bent Shapes’ Nematic twist bend phase with nanoscopic modulation of molecular orientation. Phys Rev Lett. 2013;111:067801. DOI:10.1103/PhysRevLett.111.067801
  • Borshch V, Kim Y-K, Xiang J, et al. Nematic twist bend phase with nanoscopic modulation of molecular orientation. Nat Commun. 2013;4:2635–2643. DOI:10.1038/ncomms3635
  • Chen D, Porada JH, Hooper JB, et al. Chiral heliconical ground state of nanoscale pitch in a nematic liquid crystal of achiral molecular dimer. Pnas. 2013;110:15931–15936. DOI:10.1073/pnas.1314654110
  • Meyer RB. Structural problems in liquid crystal physics. Les Houches Summer School in Theoretical Physics, 1973. In: Balian R, Weil G, editors. Molecular Fluids. New York: Gordon and Breach; 1976, p. 273–373.
  • Dozov I. On the spontaneous symmetry breaking in the mesophases of achiral banana shaped liquid molecules. Euro Phys Lett. 2001;56:247–253. DOI:10.1209/epl/i2001-00513-x
  • Memmer R. Liquid crystal phases of achiral banana-shaped molecules: a computer simulation study. Liq Cryst. 2002;29:483–496. DOI:10.1080/02678290110104586
  • Ungar G, Percec V, Zuber M. Liquid crystalline polyethers based on conformational isomerism. Nematic-nematic transition in polyethers and copolyethers based on 1-(4-Hydroxyphenyl)-2-(2-R-4-hydroxypheny1) ethers with R = Fluoro, Chloro, and Methyl and flexible spacers containing an odd number of methylene units. Macromolecules. 1992;25:75–80.
  • Schröder MW, Diele S, Pelzl G, et al. Different nematic phases and a switchable SmCP phase formed by homologues of a new class of asymmetric bent-core mesogens. J Mater Chem. 2003;13:1877–1882. DOI:10.1039/B305451A
  • Lesac LA, Nguyen HL, Narancis S, et al. Bent‐core mesogens based on semi‐flexible dicyclohexylmethane spacers. Liq Cryst. 2006;33:167–174. DOI:10.1080/02678290500168111
  • Sepelj M, Lesac A, Baumeister U, et al. Dimeric salicylaldimine-based mesogens with flexible spacers: parity-dependent mesomorphism. Chem Mater. 2006;18:2050–2058. DOI:10.1021/cm0526213
  • Kimura T, Toriumi H, Watanabe H. Preprints 14th International Liq. Cryst. Conf. Japan. 1988;14:238.
  • Barnes PJ, Douglass AG, Heeks SK, et al. An enhanced odd-even effect of liquid crystal dimers orientation order in α, ω- bis (4ʹ-cyanobipenyl-4-yl)alkanes. Liq Cryst. 1993;13:603–613. DOI:10.1080/02678299308026332
  • Imrie CT, Henderson PA. Liquid crystal dimers and higher order oligomers: between monomers and polymers. Chem Soc Rev. 2007;36:2096–2124. DOI:10.1039/b714102e
  • Gray GW, Hird M, Lacey D, et al. The synthesis and transition temperatures of some 4,4”-Dialkyl- and 4,4”-Alkoxyalkyl-l, I’4ʹ,1”-terphenyls with 2,3- or 2ʹ,3ʹ-difluoro substituents and of their biphenyl analogues. J Chem Soc Perkin Trans. 1989;2:2041–2053. DOI:10.1039/P29890002041
  • Luckhurst GR, Romano S. Computer simulation studies of anisotropic systems. XXVI. Liquid crystal dimers: a generic model. J Chem Phys. 1997;107:2557–2572. DOI:10.1063/1.474595
  • Tripathi CSP, Losada-Perez P, Glorieux C, et al. Nematic-nematic phase transition in the liquid crystal dimer CBC9CB and its mixtures with 5CB: a high-resolution adiabatic scanning calorimetric study. Phys Rev E. 2011;84:041707. DOI:10.1103/PhysRevE.84.041707
  • Zhu C, Tuchband MR, Young A, et al. Resonant carbon K-edge soft X-ray scattering from lattice-free heliconical molecular ordering: soft dilative elasticity of the twist-bend liquid crystal phase. Phys Rev Lett. 2016;116:147803–1 to 6. DOI:10.1103/PhysRevLett.116.147803
  • Hoffmann A, Vanakaras AG, Kohlmeier A, et al. On the structure of the Nx phase of symmetric dimers: inferences from NMR. Soft Matter. 2015;11:850. DOI:10.1039/C4SM02480J
  • Panov VP, Varney MCM, Smalyukh II, et al. Hierarchy of periodic patterns in the twist-bend nematic phase of mesogenic dimers. Mol Cryst Liq Cryst. 2015;611:180–185. DOI:10.1080/15421406.2015.1030252
  • Panov VP, Vij JK, Balachandran R, et al. Properties of the self-deforming Ntb phase in mesogenic dimers, Proc. SPIE 8828, Liq Cryst. 2013;XVII:88280X, 7 pages.
  • Balachandran R, Panov VP, Panarin YP, et al. Flexoelectric behavior of bimesogenic liquid crystals in the nematic phase – observation of a new self-assembly pattern at the twist-bend nematic and the nematic interface. J Material Chem C. 2014;2:8171–8184.
  • Goodby JW. Properties and structures of flcs, in ferroelectric liquid crystals, principles, properties and applications, edited by J. W. Goodby et al, Gordon and Breach science publications, 1991, Plate 14.4, p. 248; drawn from C. S. Rosenblatt, R. Pindak, N. A. Clark, R. B. Meyer. J Phys (Paris). 1977;38:1105.
  • Balachandran R, Panov VP, Vij JK, et al. Elastic properties of bimesogenic liquid crystals. Liquid Cryst. 2013;40(5):681–688. DOI:10.1080/02678292.2013.765973
  • Atkinson KL, Morris SM, Qasim MM, et al. Increasing the flexoelastic ratio of liquid crystals using highly fluorinated ester-linked bimesogens. Phys Chem Chem Phys. 2012;14:16377–16385. DOI:10.1039/c2cp43535g
  • Yun C–J, Vengatesan MR, Vij JK, et al. Hierarchical elasticity of bimesogenic liquid crystals with twist-bend nematic phase. Appl Phys Letts. 2015;106:173102. DOI:10.1063/1.4919065
  • Adlem K, Copĭc M, Luckhurst GR, et al. Chemically induced twist-bend nematic liquid crystals, liquid crystal dimers, and negative elastic constants. Phys Rev. 2013;E 88:022503.
  • Chen D, Nakata M, Shao R, et al. Twist-bend heliconical chiral nematic liquid crystal phase of an achiral rigid bent-core mesogen. Phys Rev E. 2014;89:022506. DOI:10.1103/PhysRevE.89.022506
  • Wang Y, Singh G, Agra-Kooijman DM, et al. Room temperature heliconical twist-bend nematic iquid crystal. CrystEngChem. 2015;17:2778–2782. DOI:10.1039/C4CE02502D
  • Archbold CT, Davis EJ, Mandle RJ, et al. Chiral dopants and the twist-bend nematic phase – induction of novel mesomorphic behaviour in an apolar bimesogen. Soft Matter. 2015;11:7547–7557. DOI:10.1039/C5SM01935D.
  • Mandle RJ, Goodby JW. Progression from nano to macro science in soft matter systems: dimers to trimers and oligomers in twist-bend liquid crystals. RSC Adv. 2016;6:34885–34893. DOI:10.1039/C6RA03594A
  • Mandle RJ. The dependency of twist-bend nematic liquid-crystals on molecular structure, a progression from dimers to trimers, oligomers and polymers. Soft Matter. 2016;12:7883–7901. DOI:10.1039/C6Sm01772j

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