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Molecular Physics
An International Journal at the Interface Between Chemistry and Physics
Volume 50, 1983 - Issue 4
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Original Articles

Molecular dynamics in a liquid crystal

Measurement of spectral densities at several sites in the nematogen 4-n-pentyl-4′-cyanobiphenyl

P.A. Beckmann Department of Chemistry, The University, Southampton, SO9 5NH, EnglandView further author information
,
J.W. Emsley Department of Chemistry, The University, Southampton, SO9 5NH, England
,
G.R. Luckhurst Department of Chemistry, The University, Southampton, SO9 5NH, England
&
David L. Turner Department of Chemistry, The University, Southampton, SO9 5NH, England
Pages 699-725 | Received 16 Feb 1983, Accepted 13 Jun 1983, Published online: 23 Aug 2006

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Mario Cifelli, Diego Frezzato, GeoffreyR. Luckhurst, GiorgioJ. Moro, Akihiko Sugimura & CarloA. Veracini. (2010) Angular dependence of 2H-NMR longitudinal spin relaxation in aligned nematic 4-n-pentyl-4'-cyanobiphenyl: molecular rotation and director fluctuations. Liquid Crystals 37:6-7, pages 773-784.
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JamesW. Emsley, Philippe Lesot, Giuseppina De Luca, Anne Lesage, Denis Merlet & Giuseppe Pileio. (2008) A comparison of proton‐detected 13C local field experiments with deuterium NMR at natural abundance for studying liquid crystals. Liquid Crystals 35:4, pages 443-464.
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Valentina Domenici, Marco Geppi, Carlo Alberto Veracini & RonaldY. Dong. (2006) Molecular dynamics of a ferroelectric smectogen in its smectic phases by means of 2H NMR spectroscopy. Liquid Crystals 33:4, pages 479-484.
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D. Catalano, E. Ciampi, K. Fodor-Csorba, C. Forte, M. Geppi & D. Imbardelli. (1996) A 2H NMR study of orientational order, phase transitions and dynamics in a liquid crystalline compound. Liquid Crystals 21:6, pages 927-932.
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Claudia Forte, Concetta Gandolfo, Marco Geppi & Carlo Alberto Veracini. (1995) Study of the Orientational Order and Dynamics in the Nematic and Smectic Phases of p′-Hexyloxybenzyliden-p-Fluoroaniline by Means of 2H-NMR. Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 266:1, pages 213-227.
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RonaldY. Dong & G.M. Richards. (1995) Modeling Internal Chain Dynamics in Nematogens of Different Chain Lengths: Deuteron NMR Study. Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 262:1, pages 339-355.
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S. Ye. Yakovenko, A.A. Minko, G. Krömer & A. Geiger. (1994) Static and dynamic molecular properties of real and simulated PCH5. Liquid Crystals 17:1, pages 127-145.
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RonaldY. Dong & G. Ravindranath. (1994) Correlated chain dynamics in the nematic phase of 4-cyano-4′-hexyloxybiphenyl. Liquid Crystals 17:1, pages 47-63.
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RonaldY. Dong, L. Friesen & G.M. Richards. (1994) Molecular order and dynamics of the nematogen MBBA. Molecular Physics 81:5, pages 1017-1038.
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V.S. Ratchkevitch, S. Ye. Yakovenko & J. Pelzl. (1993) Orientational characteristics of liquid crystals (5CB) by means of optical study. Liquid Crystals 15:5, pages 591-604.
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D. Catalano, M. Geppi, C.A. Veracini & C. Forte. (1992) Deuterium Spin-Lattice Relaxation in Thermotropic Liquid Crystals. Study of 4,4′-di-n-heptylazobenzene, 4,4′-di-n-heptylazoxybenzene and 4,4′-di-n-octylazoxybenzene. Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 221:1, pages 7-17.
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P. J. Sebastião, M.H. Godinho, A.C. Ribeiro, D. Guillon & M. Vilfan. (1992) NMR study of molecular dynamics in a mixture of two polar liquid crystals (CBOOA and DOBCA). Liquid Crystals 11:4, pages 621-635.
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RonaldY. Dong & G.W. O'bannon. (1991) Deuterium NMR Study of Molecular Order and Dynamics in 60CB. Molecular Crystals and Liquid Crystals 209:1, pages 139-146.
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L. Monnerie, F. Laupretre & C. Noel. (1988) Spectroscopic investigation of local molecular dynamics in liquid crystals I. Small molecules. Liquid Crystals 3:1, pages 1-29.
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RonaldY. Dong, G.M. Richards, J.S. Lewis, E. Tomchuk & E. Bock. (1987) Spectral Density of Motion in a Reentrant Nematic by Deuterium NMR. Molecular Crystals and Liquid Crystals 144:5, pages 33-42.
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RonaldY. Dong. (1986) Molecular Dynamics and Spectral Density Determination in Liquid Crystals. Molecular Crystals and Liquid Crystals 141:3-4, pages 349-359.
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RonaldY. Dong & G.M. Richards. (1986) Deuterium Spin Relaxation in a Ring-Deuterated Smectic Liquid Crystal. Molecular Crystals and Liquid Crystals 141:3-4, pages 335-347.
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P.A. Beckmann, J.W. Emsley, G.R. Luckhurst & D.L. Turner. (1986) Nuclear spin-lattice relaxation rates in liquid crystals. Molecular Physics 59:1, pages 97-125.
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D. Goldfarb, R.Y. Dong, Z. Luz & H. Zimmermann. (1985) Deuterium N.M.R. relaxation and spectral densities in the discotic mesophase of hexahexyloxytriphenylene. Molecular Physics 54:5, pages 1185-1202.
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C.R.J. Counsell, J.W. Emsley, G.R. Luckhurst, D.L. Turner & J. Charvolin. (1984) Molecular dynamics of liquid crystals the frequency and site dependence of spectral densities. Molecular Physics 52:2, pages 499-503.
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Christopher Palmer, Alfonso M. Albano & Peter A. Beckmann. (1993) Dipole-dipole spin relaxation in solids. Physica B: Condensed Matter 190:2-3, pages 267-284.
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J. Dolinšek, O. Jarh, M. Vilfan, S. Žumer, R. Blinc, J. W. Doane & G. Crawford. (1991) Two-dimensional deuteron nuclear magnetic resonance of a polymer dispersed nematic liquid crystal. The Journal of Chemical Physics 95:3, pages 2154-2161.
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Ronald Y. Dong. (1991) Model for spin relaxation by correlated internal motions in liquid crystals. Physical Review A 43:8, pages 4310-4319.
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Ronald Y. Dong & G.M. Richards. (1990) Modeling of correlated internal motions and deuteron spin relaxation in liquid crystals. Chemical Physics Letters 171:4, pages 389-393.
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K. Müller, K. -H. Wassmer & G. Kothe. 1990. Polymer Physics. Polymer Physics 1 55 .
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Peter A Beckmann. (1988) Spectral densities and nuclear spin relaxation in solids. Physics Reports 171:3, pages 85-128.
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B. M. Fung, Jalees Afzal, Tina L. Foss & Mei‐Hing Chau. (1986) Nematic ordering of 4‐ n ‐alkyl‐4’‐cyanobiphenyls studied by carbon‐13 NMR with off‐magic‐angle spinning . The Journal of Chemical Physics 85:9, pages 4808-4814.
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Ronald Y Dong. (1986) Molecular dynamics and spectral density determination in the smectic phases of a liquid crystal. Journal of Magnetic Resonance (1969) 66:3, pages 422-433.
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R. L. Vold, R. R. Vold, J. F. Martin, B. C. Nishida & L. S. Selwyn. 1986. Advanced Magnetic Resonance Techniques in Systems of High Molecular Complexity. Advanced Magnetic Resonance Techniques in Systems of High Molecular Complexity 233 251 .
Ronald Y. Dong & K. R. Sridharan. (1985) Deuterium spin relaxation and spectral densities in the liquid crystal 4- n -pentyloxybenzylidene-4′- n -heptylaniline-2, 3, 5, 6,- d 4 . The Journal of Chemical Physics 82:11, pages 4838-4843.
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Regitze R. Vold. 1984. Nuclear Magnetic Resonance of Liquid Crystals. Nuclear Magnetic Resonance of Liquid Crystals 253 288 .

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