References
- Madhavi Latha D, Pisipatib VGKM, Pardhasaradhi P, et al. Estimation of order parameter from different models in symmetric dimeric liquid crystals. Liq Cryst Today. 2014;23:54–60. DOI:10.1080/1358314X.2014.917797.
- Pardhasaradhi P, Datta Prasad PV, Madhavi Latha D, et al. Orientational order parameter studies in two symmetric dimeric liquid crystals – an optical study. Phase Transit. 2012;85:1031–1044. DOI:10.1080/01411594.2012.671323.
- Bhuyan D, Pardhasaradhi P, Gogoi B, et al. Phase transition studies of 6.O12O.6 and 7.O6O.7 using density measurements. Mol Cryst Liq Cryst. 2011;540:205–212. DOI:10.1080/15421406.2011.568882.
- Imrie CT, Luckhurst GR, Seddon JM. Smectogenic dimeric liquid crystals. The preparation and properties of the α,ω-bis(4-n-alkylanilinebenzylidine-4′-oxy)alkanes. Liq Cryst. 1992;12:203–238. DOI:10.1080/02678299208030393.
- Heeks SK, Luckhurst GR. On the molecular organisation within the nematic phase of liquid crystal dimers. J Chem Soc Faraday Trans. 1993;89:3289–3296. DOI:10.1039/ft9938903289.
- 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.
- Date RW, Luckhurst GR, Schuman M, et al. Novel modulated hexatic phases in symmetrical liquid-crystal dimers. J De Phys II. 1995;5:587–605.
- Imrie CT, Hendersona PA, Yeap G-Y. Liquid crystal oligomers: going beyond dimmers. Liq Cryst. 2009;36:755–777. DOI:10.1080/02678290903157455.
- Demus D, Goodby J, Gray GW, et al., editors. Handbook of liquid crystals. Vol. 2B, Weinheim (Germany): Wiley-VCH; 1998, p. 801–833.
- Wang H, Shao R, Zhu C, et al. Symmetric liquid crystal dimers containing hydrazide groups: parity-dependent smectic structure, hydrogen bonding and substitution effect. Liq Cryst. 2008;35:967–974. DOI:10.1080/02678290802308035.
- Pal SK, Raghunathan VA, Kumar S. Phase transitions in novel disulphide bridged alkoxycyanobiphenyl dimers. Liq Cryst. 2007;34:135–141. DOI:10.1080/02678290601061280.
- Pisipati VGKM, Madhavi Latha D, Prasada D, et al. Order parameter studies from effective order geometry in a number of liquid crystals of different homologous series. J Mol Liq. 2012;74:1–4. DOI:10.1016/j.molliq.2012.07.009.
- Rajeswari BR, Pardhasaradhi P, Ramakrishna Nanachara Rao M, et al. Optical study of orientational order parameter in (p-n-phenyl benzylidene)-p-alkyl and alkyloxy anilines. Solid State Phenom. 2011;181–182:75–78. DOI:10.4028/www.scientific.net/SSP.181-182.
- Lalitha Kumari. J, Datta Prasad. PV, Madhavi Latha D, et al. Orientational order parameter estimated from molecular polarizabilities – an optical study. Phase Transit. 2012;85:52–64. DOI:10.1080/01411594.2011.578826.
- Pardhasaradhi P, Murthy CSVS, Lalitha Kumar J, et al. Orientational order parameter-II - A birefringence study. Mol Cryst Liq Cryst. 2009;511:121–132. DOI:10.1080/15421400903053644.
- Ajeetha N, Pisipati VGKM, Nanchara Rao MR, et al. Synthesis, characterization, and dilatometric studies on N-(p-n-alkoxybenzylidene)-p-n-pentyloxyanilines compounds. Mol Cryst Liq Cryst. 2006;457:3–25. DOI:10.1080/15421400500447108.
- Pisipati VGKM. Polymesomorphism in N-(p-n-Alkoxybenzylidene)-p-n-Alkylanilines (nO.m) compounds. Z Naturforsch. 2003;58a:661.
- Gogoi B, Alapati PR, Verma AL. Phase transition studies in mesogenic dimers. Cryst Res Technol. 2002;37:1331.
- Rao NVS, Pisipati VGKM, Sankar G, et al. Phase transition studies in 70.8 and 80.8 benzylidene liquid crystals. Acustica. 1986;60:163.
- Pisipati VGKM, Rananavara SB, Freed JH. DSC characterization of nematic-smectic and smectic-smectic phase transitions in N(p-n-Alkoxy Benzilidene)-p-n-Alkylanilines (n 0.m). Mol Cryst Liq Cryst Letts. 1987;4:181–189.
- Vuks MF. Determination of optical anisotropy of aromatic molecules from double refraction in crystals. Opt Spectrosc. 1966;20:361.
- Neugebauer HEJ. Clasius-Mosotti equations for certain types of anisotropic crystals. Can J Phys. 1950;28:292.
- Haller I. Thermodynamic and static properties of liquid crystals. Prog Solid State Chem. 1975;10:103. DOI:10.1016/0079-6786(75)90008-4.
- Lippincott ER, Stutman JM. Polarizabilities from δ-function potentials. J Phys Chem. 1964;68:2926–2940. DOI:10.1021/j100792a033.
- Murthy YN, Murthy VR, Ranga Reddy RNV. Molecular vibration approach to polarizability of methyl cinnamate liquid crystal compounds. Acta Phys Pol A. 1997;91(1997):1069.