Ferro- and antiferroelectric properties of Langmuir-Blodgett films composed of mesogenic bent-core molecules

Ferroelectrics

Volumn 344, Issue , 2006, Pages 3-10

  Geivandov, A R ^a   Palto, S P ^a   Yudin, S G ^a   Blinov, L M ^a,b   Pelzl, G ^c   Weissflog, W ^c  

^a SHUBNIKOV INSTITUTE OF CRYSTALLOGRAPHY   (Russian Federation)

^b UNIVERSITY OF CALABRIA   (Italy)

^c Institute of Physical Chemistry   (Germany)

Author keywords

77.55.+f; Antiferroelectrics; Ferroelectrics; Langmuir Boldgett film; Liquid crystals

Indexed keywords

ANTIFERROELECTRIC MATERIALS; COERCIVE FORCE; DIELECTRIC PROPERTIES; FERROELECTRIC MATERIALS; FILM THICKNESS; LIQUID CRYSTALS;

BANANA-SHAPED LIQUID CRYSTALS; BENT-CORE MOLECULES; SWITCHED POLARIZATION; THIN SOLID LANGMUIR FILMS;

LANGMUIR BLODGETT FILMS;

EID: 38849116913     PISSN: 00150193     EISSN: 15635112     Source Type: Conference Proceeding    
DOI: 10.1080/00150190600966748     Document Type: Conference Paper

References (18)

1. P. G. de Gennes and J. Prost, Physics of Liquid Crystals (Clarendon Press, Oxford, 1993).
2. G.C. Crawford, J.W. Doane, and S. Žumer, Polymer dispersed liquid crystals: nematic droplets and related systems in P. Collings and J. Patel eds. Handbook on Liquid Crystal Research (Oxford Univ. Press, New York, Oxford, 1997), 347-414.
3. C. Y. Young, R. Pindak, N. A. Clark, and R. B. Meyer, Light-scattering study of two-dimensional molecular-orientation fluctuations in a freely suspended ferroelectric liquid-crystal film. Phys. Rev. Lett. 40, 773-776 (1978).
4. S. T. Lagerwall, Ferroelectric and Antiferroelectric Liquid Crystals (Wiley-VCH, Weinheim, 1999).
5. I. Muševič, R. Blinc, and B. Žekš, The Physics of Ferroelectric and Antiferroelectric Liquid Crystals (World Scientific, Singapore, 2000).
6. S. V. Yablonsky, T. Oue, H. Nambu, A. S. Mikhailov, M. Ozaki, and K. Yoshino, Electromechanical effect in freely suspended liquid crystal films. Appl. Phys. Lett. 75, 64-66 (1999).
7. S. Okazaki, S. Uto, K. Yoshino, K. Skarp, and B. Helgee, Guest-host electro-optic switching in spin-coated polymer ferroelectric liquid crystal film. Appl. Phys. Lett. 71, 3373-3375 (1997).
8. S. Pfeiffer, R. Shashidhar, T. L. Fare, J. Nacri, J. Adams, and R. S. Duran, Ferroelectricity in a Langmuir-Blodgett multilayer film of a liquid crystalline side-chain polymer. Appl. Phys. Lett. 63, 1285-1287 (1993).
9. N. M. Shtykov, M. I. Barnik, S. P. Palto, L. M. Blinov, G. Pelzl, and. W. Weissflog, Dielectric properties of antiferroelectric liquid crystals composed, of banana-like molecules. J. Exp. Theor. Phys. 94, 637-643 (2002).
10. M. I. Barnik, L. M. Blinov, N. M. Shtykov, S. P. Palto, G. Pelzl, and W. Weissflog, Fine structure of the repolarization current in the B2 phase of a banana compound. Liq. Cryst. 29, 597-603 (2002).
11. L. M. Blinov, M. I. Barnik, E. Soto Bustamante, G. Pelzl, and W. Weissflog, Dynamics of electrooptical switching in the antiferroelectric B2 phase of an achiral bent-core shape compound. Phys. Rev. E. 67, 021706-021714 (2003).
12. D. R. Link, G.Natale, R. Shao,J. E. Maclennan,N. A. Clark, E. Körblova, andD. M.Walba, Spontaneous formation of macroscopic chiral domains in a fluid smectic phase of achiral molecules. Science 278, 1924-1927 (1997).
13. L. Zou, J. Wang, V. J. Beleva, E. E. Kooijman, S. V. Primak, J. Risse, W. Weissflog, A. Jakli, and E. K. Mann, Langmuir monolayers of bent-core molecules. Langmuir 20, 2772-2780 (2004).
14. I. Langmuir and V. J. Schaefer, Activities of urease and pepsin monolayers. J. Am. Chem. Soc. 60, 1351-1360 (1938).
15. 2 phase and more usual smectic phases in binary systems of banana-shaped with calamitic mesogens. Liq. Cryst. 29, 1039-1046 (2002).
16. S. Ducharme, V. M. Fridkin, A. V. Bune, S. P. Palto, L. M. Blinov, N. N. Petukhova, and S. G. Yudin, Intrinsic Ferroelectric Coercive Field. Phys. Rev. Lett. 84, 175-178 (1999).
17. A. R. Geivandov, S. P. Palto, S. G. Yudin, and L. M. Blinov, Switching time dispersion and retention of bistable states in Langmuir-Blodgett ferroelectric films, J. Exp. Theor. Phys. 99, 83-94 (2004).
18. L. M. Blinov, A. R. Geivandov, V. V. Lazarev, S. P. Palto, S. G. Yudin, G. Pelzl, and W. Weissflog. Electro-optical switching of a thin antiferroelectric liquid crystal film in the planar geometry with evaporated top electrode. Appl. Phys. Lett. 87, 241913-241914 (2005).