Polarized ATR-IR studies of surface-field-induced anchoring of alkyl cyanobiphenyls

Journal of Physical Chemistry B

Volumn 102, Issue 27, 1998, Pages 5309-5312

  Cheng, Y L ^a   Batchelder, D N ^a   Evans, S D ^a   Henderson, J R ^a  

^a UNIVERSITY OF LEEDS   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0006896517     PISSN: 15206106     EISSN: None     Source Type: Journal    
DOI: 10.1021/jp981246h     Document Type: Article

References (31)

1. Jérôme, B. Rep. Prog. Phys. 1991, 54, 391. Sluckin, T. J.; Poniewierski, A. In Fluid Interfacial Phenomena; Croxton, C. A., Ed.; Wiley: Chichester, 1986, p 215.
2. Jérôme, B. Rep. Prog. Phys. 1991, 54, 391. Sluckin, T. J.; Poniewierski, A. In Fluid Interfacial Phenomena; Croxton, C. A., Ed.; Wiley: Chichester, 1986, p 215.
3. Zhuang, X.; Marrucci, L.; Shen, Y. R. Phys. Rev. Lett. 1994, 73, 1513.
4. Drawhorn, R. A.; Abbott, N. J. Phys. Chem. 1995, 99, 16511.
5. Gupta, V. K.; Abbott, N. L. Science 1997, 276, 1533.
6. Evans, S. D.; Allinson, H.; Boden, N.; Henderson, J. R. Faraday Discuss. 1996, 104, 37.
7. Evans, S. D.; Allinson, H.; Boden, N.; Flynn, T. M.; Henderson, J. R. J. Phys. Chem. 1997, 101, 2143.
8. Dong, X.; Yang, X. M.; Zhu, Y. M.; Lu, Z. H.; Wei, Y. Thin Solid Films 1994, 251, 40.
9. Matsui, E.; Nito, K.; Yasuda, A. Liq. Cryst. 1994, 17, 311.
10. Nuzzo, R. G.; Allara, D. L. J. Am. Chem. Soc. 1983, 105, 4481.
11. Bain, C. D.; Evall, J.; Whitesides, G. M. J. Am Chem. Soc. 1989, 11, 7155.
12. Ulman, A.; Evans, S. D.; Shnidman, Y.; Sharma, R.; Eilers, J. E.; Chang, J. C. J. Am. Chem. Soc. 1991, 113, 1499.
13. Leadbetter, A. J.; Richardson, R. M.; Colling, C. N. J. Phys. 1975, 36, C1-37.
14. Leadbetter, A. J.; Frost, J. C; Gaughan, J. P; Gray, G. W; Mosley, A. J. Phys. 1979, 40, 375.
15. Dalmolen, L. G. P.; Picken, S. J.; Jong, A. F. de; Jeu, W. H. de. J. Phys. 1985, 46, 1443.
16. -1 to be (0.037, 0.011. 0.277) in the (x, y, z) directions, respectively. This calculation assumes the complex refractive indices (n, k) for ZnSe, gold, and LC to be (2.4, 0), (1.25, -29), and (1.586, 0.04), respectively.
17. Allara, D., Nuzzo, R. G. Langmair 1985, 1, 52.
18. Evans, S. D.; Flynn, T. M.; Ulman, A.; Beamson, G. Surf. Interface Anal. 1996, 24, 187.
19. Evans, S. S.; Cooper, S. D.; Johnson, S. R.; Flynn, T. M.; Ulman, A. Supramol. Sci. 1997, 4, 1.
20. Toriumi, H.; Sugisawa, H.; Watanabe, H. Jpn. J. Appl. Phys. 1988, 27, L935.
21. Merck Ltd. product information.
22. Nakano, T.; Yokoyama, T.; Toriumi, H. Appl. Spectrosc. 1993, 1354.
23. 2 β-1), where β is the angle between the C≡N bond and the liquid crystal director.
24. To be published.
25. Ruths, M; Steinberg, S; Israelachvili, J. N. Langmuir 1996, 12, 6637.
26. Guo, W.; Fung, B. M. J. Chem. Phys. 1991, 95, 3917.
27. Horn, R. G.; Israelachvili, J. N.; Perez, E. J. Phys. (Paris) 1981, 42, 39.
28. De Gennes, P. G. In The Physics of Liquid Crystals; Clarendon Press: Oxford, 1974.
29. Shabatina, T. I.; Khasanova, T. V.; Vovk, E. V.; Andreev, G. N.; Morosov, Yu. N.; Sergeev, G. B. Mol. Cryst. Liq. Cryst. 1996, 277, 283.
30. Shabatina, T. I.; Vovk, E. V.; Khasanova, T. V.; Andreev, G. N.; Sergeev, G. B. Supramol. Sci. 1997, 4, 485.
31. An alternative explanation, also supported by calculations, is that the shift arises from anisotropic dispersion, which is most prominent for homeotropic alignment.