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Invited Articles

The NTB phase in an achiral asymmetrical bent-core liquid crystal terminated with symmetric alkyl chains

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Pages 244-253 | Received 22 Jun 2016, Published online: 17 Nov 2016

References

  • Borshch V, Kim Y-K, Xiang J, et al. Nematic twist-bend phase with nanoscale modulation of molecular orientation. Nat Commun. 2013;4:2635–2643. DOI:10.1038/ncomms3635
  • 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
  • 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;105:167801. DOI:10.1103/PhysRevLett.105.167801
  • 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
  • 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. In: Balian R, Weil G, editors. Les Houches summer school in theoretical physics, 1973. Molecular fluids. New York (NY): Gordon and Breach; 1976. p. 273–373.
  • Dozov I. On the spontaneous symmetry breaking in the mesophases of achiral banana-shaped molecules. Euro Phys Lett. 2001;56:247–253. DOI:10.1209/epl/i2001-00513-x
  • 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. DOI:10.1080/15421406.2015.1030252
  • Cestari M, Diez-Berart S, Dunmur DA, et al. Phase behavior and properties of the liquid-crystal dimer 1′′,7′′-bis(4-cyanobiphenyl-4′-yl) heptane: A twist-bend nematic liquid crystal. Phys Rev E. 2011;84:031704. DOI:10.1103/PhysRevE.84.031704
  • Henderson PA, Imrie CT. Methylene-linked liquid crystal dimers and the twist-bend nematic phase. Liq Cryst. 2011;38:1407–1414. DOI:10.1080/02678292.2011.624368
  • Šepelj 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
  • Griffin AC, Britt TR. Effect of molecular structure on mesomorphism. 12. Flexible-center Siamese-twin liquid crystalline diesters - a “prepolymer” model. J Am Chem Soc. 1981;103:4957–4959. DOI:10.1021/ja00406a056
  • Attard GS, Date RW, Imrie CT, et al. Non-symmetric dimeric liquid crystals the preparation and properties of the α-(4-cyanobiphenyl-4′-yloxy)-ω-(4- n-alkylanilinebenzylidene-4′-oxy)alkanes. Liq Cryst. 1994;16:529–581. DOI:10.1080/02678299408036531
  • Imrie CT, Luckhurst GW. In: Demus D, Goodby JW, Gray GW, et al., editors. Handbook of liquid crystals. Vol. 2B. Weinheim: Wiley-VCH; 1998. ch. X.
  • Henderson PA, Seddon JM, Imrie CT. Methylene- and ether-linked liquid crystal dimers II. Effects of mesogenic linking unit and terminal chain length. Liq Cryst. 2005;32:1499–1513. DOI:10.1080/02678290500284983
  • 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;89:0225067. DOI:10.1103/PhysRevE.89.022506
  • 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
  • Patel JS, Meyer RB. Flexoelectric electro-optics of a cholesteric liquid crystal. Phys Rev Lett. 1987;58:1538–1540. DOI:10.1103/PhysRevLett.58.1538
  • Meyer C, Luckhurst GR, Dozov I. Flexoelectrically driven electroclinic effect in the twist-bend nematic phase of achiral molecules with bent shapes. Phys Rev Lett. 2013;111:067801. DOI:10.1103/PhysRevLett.111.067801
  • 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. DOI:10.1103/PhysRevLett.116.147803
  • Panov VP, Vij JK, Balachandran R, et al. Properties of the self-deforming Ntb phase in mesogenic dimers. Proceedings of SPIE 8828, Liquid Crystals XVII, 88280X; San Diego, CA, Aug 25, 2013.
  • Li J, Wu S-T. Extended Cauchy equations for the refractive indices of liquid crystals. J Appl Phys. 2004;95:896. DOI:10.1063/1.1635971
  • Panarina OE, Panarin YP, Antonelli F, et al. Investigation of de Vries SmA* mesophases, in low molecular weight organosiloxane compounds. J Mater Chem. 2006;16:842–849. DOI:10.1039/B509119E
  • Challa PK, Borshch V, Parri O, et al. Twist-bend nematic liquid crystals in high magnetic fields. Phys Rev E. 2014;89:060501 (R). DOI:10.1103/PhysRevE.89.060501
  • Meyer C, Luckhurst GR, Dozov I. The temperature dependence of the heliconical tilt angle in the twist-bend nematic phase of the odd dimer CB7CB. J Mater Chem C. 2015;3:318–328. DOI:10.1039/C4TC01927J
  • Robles-Hernández BR, Sebastián N, de la Fuente M, et al. Twist, tilt, and orientational order at the nematic to twist-bend nematic phase transition of 1″,9″-bis(4-cyanobiphenyl-4′-yl) nonane: A dielectric, H2NMR, and calorimetric study. Phys Rev E. 2015;92:062505. DOI:10.1103/PhysRevE.92.062505
  • Haller I. Thermodynamic and static properties of liquid crystals. Prog Solid State Chem. 1975;10:103–118. DOI:10.1016/0079-6786(75)90008-4
  • Wang Y, Singh G, Agra-Kooijman DM, et al. Room temperature heliconical twist-bend nematic liquid crystal. Cryst Eng Comm. 2015;17:2778–2782. DOI:10.1039/C4CE02502D
  • Balachandran R, Panov VP, Vij JK, et al. Elastic properties of bimesogenic liquid crystals. Liq Cryst. 2013;40(5):681–688. DOI:10.1080/02678292.2013.765973
  • Yun C-J, Vengatesan MR, Vij JK, et al. Hierarchical elasticity of bimesogenic liquid crystals with twist-bend nematic phase. Appl Phys Lett. 2015;106:173102–173105. DOI:10.1063/1.4919065

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