Biaxial nematic order and phase behavior studies in an organosiloxane tetrapode using complementary deuterium NMR experiments

Physical Review E - Statistical, Nonlinear, and Soft Matter Physics

Volumn 78, Issue 5, 2008, Pages

  Cruz, C ^a,b   Figueirinhas, J L ^a,b   Filip, D ^a,c   Feio, G ^a,d   Ribeiro, A C ^a,b   Frere Y ^e   Meyer, T ^f   Mehl, G H ^f  

^a Centro de Fisica da Materia Condensada   (Portugal)

^b INSTITUTO SUPERIOR TÉCNICO   (Portugal)

^c PETRU PONI INSTITUTE OF MACROMOLECULAR CHEMISTRY   (Romania)

^d DEPARTAMENTO DE CIÊNCIA DOS MATERIAIS   (Portugal)

^e INSTITUT CHARLES SADRON   (France)

^f UNIVERSITY OF HULL   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

DEUTERIUM; DIMERS; MIXTURES; NEMATIC LIQUID CRYSTALS; NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY; TEMPERATURE; THERMOTROPIC LIQUID CRYSTALS;

ASYMMETRY PARAMETER; BIAXIAL NEMATIC PHASE; LOW-TEMPERATURE REGIME; MOLECULAR REORIENTATION; NUCLEAR MAGNETIC RESONANCE (NMR); ORGANO-SILOXANE TETRAPODES; PHASE BEHAVIOR STUDY; SIDE-CHAIN POLYMERS;

NUCLEAR MAGNETIC RESONANCE;

EID: 56749098501     PISSN: 15393755     EISSN: 15502376     Source Type: Journal    
DOI: 10.1103/PhysRevE.78.051702     Document Type: Article

References (65)

1. M. J. Freiser, Phys. Rev. Lett. 24, 1041 (1970). 10.1103/PhysRevLett.24. 1041
2. G. R. Luckhurst, Thin Solid Films 393, 40 (2001); 10.1016/S0040-6090(01) 01091-4
3. G. R. Luckhurst, Nature (London) 430, 413 (2004). 10.1038/430413a
4. R. Berardi, L. Muccioli, and C. Zannoni, J. Chem. Phys. 128, 024905 (2008). 10.1063/1.2815804
5. L. A. Madsen, T. J. Dingemans, M. Nakata, and E. T. Samulski, Phys. Rev. Lett. 92, 145505 (2004); 10.1103/PhysRevLett.92.145505
6. B. R. Acharya, A. Primak, and S. Kumar, Phys. Rev. Lett. 92, 145506 (2004). 10.1103/PhysRevLett.92.145506
7. K. Severing and K. Saalwächter, Phys. Rev. Lett. 92, 125501 (2004). 10.1103/PhysRevLett.92.125501
8. V. Channabasaveshwar, Y. S. K. Prasad, G. G. Nair, I. S. Shashikala, D. S. S Rao, C. V. Lobo, and S. Chandrasekhar, Angew. Chem., Int. Ed. 43, 3429 (2004). 10.1002/anie.200453908
9. K. Merkel, A. Kocot, J. K. Vij, R. Korlacki, G. H. Mehl, and T. Meyer, Phys. Rev. Lett. 93, 237801 (2004). 10.1103/PhysRevLett.93.237801
10. J. L. Figueirinhas, C. Cruz, D. Filip, G. Feio, A. C. Ribeiro, Y. Frère, T. Meyer, and G. H. Mehl, Phys. Rev. Lett. 94, 107802 (2005). 10.1103/PhysRevLett.94.107802
11. P. H. J. Kouwer and G. H. Mehl, J. Am. Chem. Soc. 125, 11172 (2003); 10.1021/ja037075y
12. D. Apreutesei and G. H. Mehl, Chem. Commun. (Cambridge) 2006, 609 (2006). 10.1039/b512120e
13. E. Date and D. W. Bruce, J. Am. Chem. Soc. 125, 9012 (2003). 10.1021/ja0357947
14. A. Stroobants and H. N. W. Lekkerkerker, J. Phys. Chem. 88, 3669 (1984). 10.1021/j150660a058
15. A. G. Vanakaras and D. J. Photinos, Mol. Cryst. Liq. Cryst. Sci. Technol., Sect. A 299, 65 (1997); 10.1080/10587259708041975
16. A. G. Vanakaras, S. C. McGrother, G. Jackson, and D. J. Photinos, Mol. Cryst. Liq. Cryst. Sci. Technol., Sect. A 323, 199 (1998); 10.1080/ 10587259808048442
17. A. G. Vanakaras, A. F. Terzis, and D. J. Photinos, Mol. Cryst. Liq. Cryst. Sci. Technol., Sect. A 362, 67 (2001). 10.1080/10587250108025760
18. P. Palffy-Muhoray, J. R. De Bruyn, and D. A. Dunmur, J. Chem. Phys. 82, 5294 (1985). 10.1063/1.448609
19. R. Blaak, B. M. Mulder, and Daan Frenkel, J. Chem. Phys. 120, 5486 (2004). 10.1063/1.1649733
20. G. R. Newkome, C. N. Moorefield, and F. Vögtle, Dendrimers and Dendrons, Concepts, Syntheses, Applications (Wiley-VCH, Weinheim, 2001).
21. D. Filip, C. Cruz, P. J. Sebastião, A. C. Ribeiro, T. Meyer, and G. H. Mehl, ECLC2003, Jaca, Spain.
22. P. H. J. Kouwer, G. H. Mehl, ECLC2003, Jaca, Spain, Book of Abstracts.
23. K. Merkel, A. Kocot, J. K. Vij, G. H. Mehl, and T. Meyer, J. Chem. Phys. 121, 5012 (2004). 10.1063/1.1769355
24. J. Barberá, M. Marcos, and J. L. Serrano, Chem.-Eur. J. 5, 1834 (1999). 10.1002/(SICI)1521-3765(19990604)5:6<1834::AID-CHEM1834>3.0.CO;2-A
25. S. M. Fan, I. D. Fletcher, B. Gundogan, N. J. Heaton, G. Kothe, G. R. Luckhurst, and K. Praefke, Chem. Phys. Lett. 204, 517 (1993). 10.1016/0009-2614(93)89196-O
26. J. K. Hughes, G. Kothe, G. R. Luckhurst, J. Malthête, M. E. Neubert, I. Shenouda, B. A. Timini, and M. Tittlebach, J. Chem. Phys. 107, 9252 (1997). 10.1063/1.475318
27. F. P. Nicolettat, G. Chidichimo, A. Golemme, and N. Picci, Liq. Cryst. 10, 665 (1991). 10.1080/02678299108241734
28. J. L. Figueirinhas and J. W. Doane, Mol. Cryst. Liq. Cryst. Sci. Technol., Sect. A 238, 61 (1994). 10.1080/10587259408046916
29. K. Merkel, A. Kocot, J. K. Vij, G. H. Mehl, and T. Meyer, Phys. Rev. E 73, 051702 (2006). 10.1103/PhysRevE.73.051702
30. S. Diez, D. Dunmur, M. R. De La Fuente, P. Karahaliou, G. H. Mehl, T. Meyer, M. A. Perèz Jubindo, and D. Photinos, Liq. Cryst. 30, 1021 (2003); 10.1080/0267829031000152969
31. R. Elsasser, G. H. Mehl, J. W. Goodby, and D. J. Photinos, Chem. Commun. (Cambridge) 2000, 851 (2000); 10.1039/b001951h
32. T. Meyer and G. H. Mehl, The synthesis and the liquid crystal properties of Germanium containing multipodes, 19th International Liquid Crystal Conference, Edinburgh, UK, 2002.
33. J. Figueirinhas, S. Zumer, and J. W. Doane, Phys. Rev. A 35, 4389 (1987). 10.1103/PhysRevA.35.4389
34. H. W. Spiess and H. Sillescu, J. Magn. Reson. (1969-1992) 42, 381 (1981). 10.1016/0022-2364(81)90256-0
35. Y. Galerne, Mol. Cryst. Liq. Cryst. Sci. Technol., Sect. A 323, 211 (1998). 10.1080/10587259808048443
36. A. Abragam, The Principles of Nuclear Magnetism (Clarendon, Oxford, 1961).
37. D. Frezzato, G. Kothe, and G. J. Moro, J. Phys. Chem. B 105, 1281 (2001); 10.1021/jp0034574
38. D. Frezzato, G. J. Moro, and G. Kothe, J. Chem. Phys. 119, 6931 (2003); 10.1063/1.1603726
39. D. Frezzato, G. Kothe, and G. J. Moro, J. Chem. Phys. 119, 6946 (2003). 10.1063/1.1603727
40. R. Y. Dong, Nuclear Magnetic Resonance of Liquid Crystals, 2nd ed. (Springer-Verlag, Berlin, 1997).
41. D. M. Brink and G. R. Satchler, Angular Momentum (Clarendon, Oxford, 1968).
42. C. A. Veracini, in Nuclear Magnetic Resonance of Liquid Crystals, edited by, J. W. Emsley NATO ASI SERIES Series C: Mathematical and Physical Sciences Vol. 141 (D. Reidel, Dordrecht, Boston, Lancaster, 1983).
43. B. Halle and S. Gustafsson, Phys. Rev. E 56, 690 (1997). 10.1103/PhysRevE.56.690
44. J. L. Figueirinhas, A. Ferraz, A. C. Ribeiro, F. Noack, and H. T. Nguyen, J. Phys. II 7, 79 (1997). 10.1051/jp2:1997115
45. P. G. de Gennes and J. Prost, The Physics of Liquid Crystals (Oxford University Press, Oxford, 1993).
46. G. Vertogen and W. H. de Jeu, Thermotropic Liquid Crystals, Fundamentals (Springer-Verlag, Berlin, 1988).
47. M. Nobili and G. Durand, Phys. Rev. A 46, R6174 (1992). 10.1103/PhysRevA.46.R6174
48. Tiezheng Qian and Ping Sheng, Phys. Rev. E 58, 7475 (1998). 10.1103/PhysRevE.58.7475
49. Louis A. Madsen and E. T. Samulski, Liq. Cryst. 32, 1419 (2005). 10.1080/02678290500124676
50. Matthew L. Magnuson, B. M. Fung, and J. P. Bayle, Liq. Cryst. 19, 823 (1995). 10.1080/02678299508031106
51. A. Van-Quynh, C. Cruz, G. Feio, A. C. Ribeiro, J. P. Casquilho, J. L. Figueirinhas, D. Apreutesei, T. Meyer, and G. H. Mehl, ILCC2006 Book of Abstracts, 2006.
52. K. Neupane, S. W. Kang, S. Sharma, D. Carney, T. Meyer, G. H. Mehl, D. W. Allender, Satyendra Kumar, and S. Sprunt, Phys. Rev. Lett. 97, 207802 (2006). 10.1103/PhysRevLett.97.207802
53. J. P. Straley, Phys. Rev. A 10, 1881 (1974). 10.1103/PhysRevA.10.1881
54. D. W. Allender, M. A. Lee, and N. Hafiz, Mol. Cryst. Liq. Cryst. 124, 45 (1985); 10.1080/00268948508079464
55. F. Biscarini, C. Chiccoli, P. Pasini, F. Semeria, and C. Zannoni, Phys. Rev. Lett. 75, 1803 (1995); 10.1103/PhysRevLett.75.1803
56. W. Li and K. F. Freed, J. Chem. Phys. 103, 5693 (1995); 10.1063/1.470552
57. M. C. J. M. Vissenberg, S. Stallinga, and G. Vertogen, Phys. Rev. E 55, 4367 (1997); 10.1103/PhysRevE.55.4367
58. B. Mettout, P. Toledano, H. Takezoe, and J. Watanabe, Phys. Rev. E 66, 031701 (2002); 10.1103/PhysRevE.66.031701
59. H. H. Wensink, G. J. Vroege, and H. N. W. Lekkerkerker, Phys. Rev. E 66, 041704 (2002); 10.1103/PhysRevE.66.041704
60. A. M. Sonnet, E. G. Virga, and G. E. Durand, Phys. Rev. E 67, 061701 (2003); 10.1103/PhysRevE.67.061701
61. A. G. Vanakaras, M. A. Bates, and D. J. Photinos, Phys. Chem. Chem. Phys. 5, 3700 (2003); 10.1039/b306271f
62. M. A. Bates and G. R. Luckhurst, Phys. Rev. E 72, 051702 (2005); 10.1103/PhysRevE.72.051702
63. L. Longa, P. Grzybowski, S. Romano, and E. Virga, Phys. Rev. E 71, 051714 (2005); 10.1103/PhysRevE.71.051714
64. B. Mettout, Phys. Rev. E 72, 031706 (2005). 10.1103/PhysRevE.72.031706
65. R. Berardi and C. Zannoni, J. Chem. Phys. 113, 5971 (2000). 10.1063/1.1290474