Molecular aggregation in Langmuir-Blodgett films of azo dye/liquid crystal mixtures

Dyes and Pigments

Volumn 77, Issue 2, 2008, Pages 303-314

  Inglot, K ^a   Kaleta, A ^a   Martynski T ^a   Bauman, D ^a  

^a POZNAN UNIVERSITY OF TECHNOLOGY   (Poland)

Author keywords

Azo dye; Electronic absorption; Langmuir film; Langmuir Blodgett film; Liquid crystal; Molecular aggregate

Indexed keywords

ABSORPTION; INTERFACES (MATERIALS); LANGMUIR BLODGETT FILMS; LIQUID CRYSTALS; MIXTURES; MOLECULAR INTERACTIONS; MOLECULAR STRUCTURE;

ELECTRONIC ABSORPTION; MOLECULAR AGGREGATION;

AZO DYES;

AZO DYE; DYE PROPERTY; FILM; LIQUID CRYSTAL; MIXING; MOLECULAR STRUCTURE; PRESSURE;

EID: 35648991889     PISSN: 01437208     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.dyepig.2007.05.016     Document Type: Article

References (25)

1. Roberts G. Langmuir-Blodgett films (1990), Plenum Press, New York
2. Ulman A. An introduction to ultrathin organic films-from Langmuir-Blodgett to self-assembly (1991), Academic Press, New York
3. Petty M.C. Langmuir-Blodgett films-an introduction (1996), Cambridge University Press, Cambridge
4. In: Reineker P., Haken H., and Wold H.C. (Eds). Organic molecular aggregates: electronic excitation and interaction processes (1983), Springer, Berlin
5. Kawai T., Umemura J., and Takenaka T. UV absorption spectra of azobenzene-containing long-chain fatty acids and their barium salts in spread monolayers and Langmuir-Blodgett films. Langmuir 5 (1989) 1378-1383
6. Martyński T., and Miyake J. Langmuir-Blodgett films of dichroic dyes oriented by liquid crystal. Supramol Sci 5 (1998) 643-647
7. In: Mc Ardle C.B. (Ed). Side-chain liquid crystal polymers (1984), Blackie, Glasgow
8. Martyński T., Biadasz A., and Bauman D. Alignment of liquid crystal and dichroic dye molecules in mixed Langmuir and Langmuir-Blodgett films. Liq Cryst 29 (2002) 281-288
9. Bauman D, Inglot K, Martyński T, Intermolecular interactions in Langmuir and Langmuir-Blodgett films of azo dye/liquid crystal mixtures. Mol Cryst Liq Cryst, in press.
10. Xue J., Jung C.S., and Kim M.W. Phase transitions of liquid crystal films on an air-water interface. Phys Rev Lett 69 (1992) 474-477
11. Friedenberg M.C., Fuller G.G., Frank C., and Robertson C.R. Formation of bilayer discs and two-dimensional foams on a collapse/expanding liquid crystal monolayer. Langmuir 10 (1994) 1251-1256
12. Martyński T., Hertmanowski R., and Bauman D. Molecular organization in two dimensional films of liquid crystalline mixtures. III. Langmuir films of binary mixtures of liquid crystal materials with terminal -CN or -NCS group. Liq Cryst 29 (2002) 99-105
13. Inglot K., Martyński T., and Bauman D. Influence of the alkyl chain length of some mesogenic molecules on the Langmuir film formation ability. Liq Cryst 33 (2006) 855-864
14. Martyński T., Hertmanowski R., and Bauman D. Molecular organization in two dimensional films of liquid crystalline mixtures. I. Langmuir films of binary mixtures of liquid crystals with terminal cyano-group. Liq Cryst 28 (2001) 437-444
15. Biadasz A., Martyński T., Stolarski R., and Bauman D. Molecular organization in binary mixtures of derivatives of naphthalenebicarboxylic acid and naphthoylenebenzimidazole with a liquid crystal in two-dimensional layers. I. Langmuir films. Liq Cryst 31 (2004) 1639-1648
16. Gaines G.L. Insoluble monolayers at liquid-gas interface (1996), Interscience, New York
17. Angelova A., van der Auweraer M., Ionov R., Vollhardt D., and de Schryver F.C. Miscibility of alkanoic and ω-anthrylalkanoic acids in monolayers at the air/water interface studied by means of Brewster angle microscopy. Langmuir 11 (1995) 3167-3176
18. Kasha M., Rawls H.R., and Ashraf El-Bayoumi M. The exciton in molecular spectroscopy. Pure Appl Chem 11 (1965) 371-392
19. Davydov A.S. Theory of molecular excitons (1962), Mc Graw-Hill Book Company, Inc., New York
20. Moebius D. Scheibe aggregates. Adv Mater 5 (1995) 437-444
21. Miyata A., Heard D., Unuma Y., and Higashigaki Y. Three types of aggregates of spiropyran with long and short hydrophobic alkyl chain. Thin Solid Films 210/211 (1992) 175-177
22. Chollet R.A. Determination by infrared absorption of the orientation of molecules in monomolecular layers. Thin Solid Films 52 (1978) 343-360
23. Johnson E., Aroca R., and Nagao Y. Electronic and vibrational spectra of films and Langmuir-Blodgett monolayers of n-octyl-3,4-perylenedicarboximide. J Phys Chem 95 (1991) 8840-8843
24. Hertmanowski R., Martyński T., and Bauman D. Alignment of molecules in Langmuir and Langmuir-Blodgett films of binary mixtures of 3,4,9,10-tetra-(n-alkoxy-carbonyl)-perylenes with a liquid crystal. J Mol Struct 741 (2005) 201-211
25. Biadasz A., Martyński T., Stolarski R., and Bauman D. Molecular organization in binary mixtures of derivatives of naphthalenebicarboxylic acid and naphthoylenebenzimidazole with a liquid crystal in two-dimensional layers. II. Langmuir-Blodgett films. Liq Cryst 33 (2006) 307-319