Superstructural chirality of a periodic system of domains of opposite chirality and π-walls in B₂ phase composed of bent-shaped molecules

References

• Takezoe , H and Takanishi , Y . 2006 . Bent-core liquid crystals: Their mysterious and attractive world . Jpn. J. Appl. Phys. , 45 : 597 – 625 .
   Web of Science ®Google Scholar
• Reddy , RA and Tschierske , C . 2006 . Bent-core liquid crystals: Polar order, superstructural chirality and spontaneous desymmetrisation in soft matter systems . J. Mater. Chem. , 16 : 907 – 961 .
   Web of Science ®Google Scholar
• Weissflog , W , Schröder , MW , Diele , S and Pelzl , G . 2003 . Field-induced formation of the polar SmCP phase above the SmCP-isotropic transition . Adv. Mater. , 15 : 630 – 633 .
   Web of Science ®Google Scholar
• Schröder , MW , Diele , S , Pelzl , G and Weissflog , W . 2004 . Field-induced switching of the layer chirality in SmCP phases of novel achiral bent-core liquid crystals and their unusual large increase in clearing temperature under electric field application . ChemPhysChem , 5 : 99 – 103 .
   PubMed Web of Science ®Google Scholar
• Novotná , V , Hamplova , V , Kašpar , M , Glogarová , M and Pociecha , D . 2005 . Switching of chirality from racemic to homochiral state in new liquid crystalline monomers with bent-core molecules . Liq. Cryst. , 32 : 1115 – 1123 .
   Web of Science ®Google Scholar
• Kozmík , V , Kovářová , A , Kuchař , M , Svoboda , J , Novotná , V , Glogarová , M and Kroupa , J . 2006 . Novel polymerizable bent-shaped monomeric molecules . Liq. Cryst. , 33 : 41 – 56 .
   Web of Science ®Google Scholar
• Hough , LE , Zhu , Ch , Nakata , M , Chattham , N , Dantlgraber , G , Tschierske , C and Clark , NA . 2007 . Optical activity produced by layer chirality in bent-core liquid crystals . Phys. Rev. Lett. , 98 : 037802/1 – 4 .
   Google Scholar
• Weissflog , W , Dunemann , U , Schröder , MW , Diele , S , Pelzl , G , Kresse , H and Grande , S . 2005 . Field-induced inversion of chirality in SmCPA phases of new achiral bent-core . J. Mater. Chem. , 15 : 939 – 946 .
   Web of Science ®Google Scholar
• Nakata , M , Shao , RF , Maclennan , JE , Weissflog , W and Clark , NA . 2006 . Electric-field-induced chirality flipping in smectic liquid crystals:The role of anisotropic viscosity . Phys. Rev. Lett. , 96 : 067802/1 – 4 .
   Web of Science ®Google Scholar
• Lejček , L . 2009 . Surface disclination cores in B2 phase of bent-shaped molecules described by the Peierls-Nabarro model . Liq. Cryst. , 36 : 907 – 916 .
   Web of Science ®Google Scholar
• Lejček , L . 2010 . A model of π-walls between domains of opposite chirality in B2 phase of bent-shaped molecules . Ferroelectrics , 395 : 12 – 26 .
   Web of Science ®Google Scholar
• Stallinga , S and Vertogen , G . 1994 . Theory of orientational elasticity . Phys. Rev. , E49 : 1483 – 1494 .
   Google Scholar
• Orihara , H and Ishibashi , Y . 1990 . A phenomenological theory of the antiferroelectric phase transition in smectic liquid crystals . Jpn. J. Appl. Phys. , 29 : L115 – L118 .
   Web of Science ®Google Scholar
• Muševič , I , Blinc , R and Žekš , B . 2000 . The Physics of Ferroelectric and Antiferroelectric Liquid Crystals , Singapore : World Scientific Publishing Co. .
   Google Scholar
• Lejček , L . 2007 . “ Simplified Approximation of an Elastic Free Energy Density of Smectic B2-Phase of Bent-Shaped Molecules ” . In Liquid Crystals and their Applications in Optics, Proc. SPIE 6587 , Edited by: Glogarová , M , Palffy-Muhoray , M and Čopič , M . 658710/1 – 12 . Bellingham, WA : SPIE .
   Google Scholar
• Vaupotič , N and Čopič , M . 2005 . Polarization modulation instability in liquid crystals with spontaneous chiral symmetry breaking . Phys. Rev. , E72 : 031701/1 – 4 .
   Google Scholar
• Pleiner , HP , Cladis , PE and Brand , HR . 2006 . Splay-bend textures involving tetrahedratic order . Eur. Phys. J. E , 20 : 257 – 266 .
   PubMedGoogle Scholar
• de Gennes , PG and Prost , J . 1993 . The Physics of Liquid Crystals , 2nd , Oxford : Oxford University Press .
   Google Scholar
• Kozmík , V , Kuchař , M , Svoboda , J , Novotná , V , Glogarová , M , Baumeister , U , Diele , S and Pelzl , G . 2005 . Laterally substituted naphtalene-2,7-diol-based bent-shaped liquid crystals . Liq. Cryst. , 32 : 1151 – 1160 .
   Web of Science ®Google Scholar
• Kohout , M , Svoboda , J , Novotná , V , Pociecha , D , Glogarová , M and Gorecka , E . 2009 . A nematic-polar columnar phase sequence in new bent-shaped liquid crystals based on a 7-hydroxynaphtalene-2-carboxylic acid core . J. Mater. Chem. , 19 : 3153 – 3160 .
   Web of Science ®Google Scholar
• Wolfram , S . 1993 . Mathematica , Cambridge : Cambridge University Press .
   Google Scholar
• Sathyanarayana , P , Mathew , M , Li , Q , Sastry , VSS , Kundu , B , Le , KV , Takezoe , H and Dhara , S . 2010 . Splay bend elasticity of a bent/core nematic liquid crystals . Phys. Rev. , E81 : 010702/1 – 4 .
   Google Scholar