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Liquid Crystals Volume 8, 1990 - Issue 3
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Original Articles

2H NMR studies of phase behaviour and molecular motions of doped discotic liquid-crystalline systems

Wolfgang Kranig Max-Planck-Institut für Polymerforschung, Ackermannweg 10, D-6500, Mainz, F. R. Germany
,
Christine Boeffel Max-Planck-Institut für Polymerforschung, Ackermannweg 10, D-6500, Mainz, F. R. Germany
,
Hans Wolfgang Spiess Max-Planck-Institut für Polymerforschung, Ackermannweg 10, D-6500, Mainz, F. R. Germany
,
Olaf Karthaus Institut für Organische Chemie, Johannes Gutenberg Universität, Johann Joachim Becherweg 18-20, D-6500, Mainz, F.R. Germany
,
Helmut Ringsdorf Institut für Organische Chemie, Johannes Gutenberg Universität, Johann Joachim Becherweg 18-20, D-6500, Mainz, F.R. Germany
&
Renate Wüstefeld Institut für Organische Chemie, Johannes Gutenberg Universität, Johann Joachim Becherweg 18-20, D-6500, Mainz, F.R. Germany
Pages 375-388 | Received 01 Feb 1990, Accepted 16 Apr 1990, Published online: 05 Oct 2006

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Sandeep Kumar. (2005) Triphenylene‐based discotic liquid crystal dimers, oligomers and polymers. Liquid Crystals 32:9, pages 1089-1113.
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I. D. FLETCHER, D. GUILLON, B. HEINRICH, A. OMENAT & J. L. SERRANO. (1997) The stabilization of smectic A phases in mixtures of twinned-calamitic, metal organic complexes with 2,4,7-trinitro-9-fluorenone. Liquid Crystals 23:1, pages 51-58.
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S. Zamir, D. Singer, N. Spielberg, E.J. Wachtel, H. Zimmermann, R. Poupko & Z. Luz. (1996) Columnar mesophases of octa-alkyloxydibenzopyrenes and their charge transfer complexes: Synthesis, X-ray and NMR. Liquid Crystals 21:1, pages 39-50.
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M. Möller, J.H. Wendorff, M. Wert, H.W. Spiess, H. Bengs, O. Karthaus & H. Ringsdorf. (1994) Molecular dynamics of discotic charge-transfer complexes, dielectric spectroscopy and 2H NMR studie. Liquid Crystals 17:3, pages 381-395.
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K. Praefcke, D. Singer & A. Eckert. (1994) Induction of nematic cholesteric (N∗) phases by charge transfer complexation of disc-shaped multiynes [1]. Liquid Crystals 16:1, pages 53-65.
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Dietmar Janietz, Klaus Praefcke & Dirk Singer. (1993) New disc-shaped mesogens based on pentakis(phenylethynyl)benzene derivatives. Liquid Crystals 13:2, pages 247-253.
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S.U. Vallerien, M. Werth, F. Kremer & H.W. Spiess. (1990) Molecular dynamics and the glass transition in a columnar liquid crystal formed by a chiral discotic mesogen. Liquid Crystals 8:6, pages 889-893.
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Articles from other publishers (31)

Martin Lambov, Nicola Hensiek, Ann‐Christin Pöppler & Matthias Lehmann. (2020) Columnar Liquid Crystals from Star‐Shaped Conjugated Mesogens as Nano‐Reservoirs for Small Acceptors. ChemPlusChem 85:10, pages 2219-2229.
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Indu Bala, Wan-Yun Yang, Santosh Prasad Gupta, Joydip De, Rohit Ashok Kumar Yadav, Dharmendra Pratap Singh, Deepak Kumar Dubey, Jwo-Huei Jou, Redouane Douali & Santanu Kumar Pal. (2019) Room temperature discotic liquid crystalline triphenylene-pentaalkynylbenzene dyads as an emitter in blue OLEDs and their charge transfer complexes with ambipolar charge transport behaviour. Journal of Materials Chemistry C 7:19, pages 5724-5738.
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Dorian Sonet & Brigitte Bibal. (2019) Triphenylene: A versatile molecular receptor. Tetrahedron Letters 60:12, pages 872-884.
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Tsuneaki Sakurai, Satoru Yoneda, Shugo Sakaguchi, Kenichi Kato, Masaki Takata & Shu Seki. (2017) Donor/Acceptor Segregated π-Stacking Arrays by Use of Shish-Kebab-Type Polymeric Backbones: Highly Conductive Discotic Blends of Phthalocyaninatopolysiloxanes and Perylenediimides. Macromolecules 50:23, pages 9265-9275.
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Shuaifeng Zhang, Chunxiu Zhang, Jianchuang Wang, Feng Hong, Xingtian Hao, Ao Zhang, Yifei Wang, Hao Wu, Wanying Zhang & Jialing Pu. (2016) Systematic studies on structure–properties relationship of main chain discotic liquid crystalline polyethers: effects of the spacer lengths and substitution positions. Polymer Chemistry 7:17, pages 3013-3025.
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Anindita DasSuhrit Ghosh. (2014) Supramolecular Assemblies by Charge‐Transfer Interactions between Donor and Acceptor Chromophores. Angewandte Chemie International Edition 53:8, pages 2038-2054.
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Anindita DasSuhrit Ghosh. (2014) Supramolekulare Anordnungen mit Charge‐Transfer‐Wechselwirkungen zwischen Donor‐ und Akzeptor‐Chromophoren. Angewandte Chemie 126:8, pages 2068-2084.
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M. Manickam, P. Iqbal, M. Belloni, S. Kumar & Jon A. Preece. (2012) A Brief Review of Carbazole‐Based Photorefractive Liquid Crystalline Materials. Israel Journal of Chemistry 52:10, pages 917-934.
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Duncan W. Bruce. 2012. Supramolecular Chemistry. Supramolecular Chemistry.
Mijanur Rahaman Molla, Anindita Das & Suhrit Ghosh. (2010) Self‐Sorted Assembly in a Mixture of Donor and Acceptor Chromophores. Chemistry – A European Journal 16:33, pages 10084-10093.
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Satyam Kumar Gupta, V. A. Raghunathan, V. Lakshminarayanan & Sandeep Kumar. (2009) Novel Benzene-Bridged Triphenylene-Based Discotic Dyads. The Journal of Physical Chemistry B 113:39, pages 12887-12895.
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Andrew N. Cammidge, Céline Chausson, Hemant Gopee, Juanjuan Li & David L. Hughes. (2009) Probing the structural factors influencing columnar mesophase formation and stability in triphenylene discotics. Chemical Communications:47, pages 7375.
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P. Suresh Kumar, Sandeep Kumar & V. Lakshminarayanan. (2008) Electrical Conductivity Studies on Discotic Liquid Crystal−Ferrocenium Donor−Acceptor Systems. The Journal of Physical Chemistry B 112:16, pages 4865-4869.
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Sanjay Kumar Varshney, Hideo Takezoe & Doddamane Sreenivasamurthy Shankar Rao. (2008) Discotic Liquid Crystals: Synthesis and Characterization of Radial Polyalkynylbenzene Derivatives. Bulletin of the Chemical Society of Japan 81:1, pages 163-167.
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Songnan Qu, Xiaofang Chen, Xiang Shao, Fan Li, Hongyu Zhang, Haitao Wang, Peng Zhang, Zhixin Yu, Kai Wu, Yue Wang & Min Li. (2008) Self-assembly of highly luminescent bi-1,3,4-oxadiazole derivatives through electron donor–acceptor interactions in three-dimensional crystals, two-dimensional layers and mesophases. Journal of Materials Chemistry 18:33, pages 3954.
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Sabine Laschat, Angelika Baro, Nelli Steinke, Frank Giesselmann, Constanze Hägele, Giusy Scalia, Roxana Judele, Elisabeth Kapatsina, Sven Sauer, Alina Schreivogel & Martin Tosoni. (2007) Discotic Liquid Crystals: From Tailor-Made Synthesis to Plastic Electronics. Angewandte Chemie International Edition 46:26, pages 4832-4887.
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Sabine Laschat, Angelika Baro, Nelli Steinke, Frank Giesselmann, Constanze Hägele, Giusy Scalia, Roxana Judele, Elisabeth Kapatsina, Sven Sauer, Alina Schreivogel & Martin Tosoni. (2007) Diskotische Flüssigkristalle: Von der maßgeschneiderten Synthese zur Kunststoffelektronik. Angewandte Chemie 119:26, pages 4916-4973.
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Wojciech Pisula, Marcel Kastler, Daniel Wasserfallen, Joseph W. F. Robertson, Fabian Nolde, Christopher Kohl & Klaus Müllen. (2006) Pronounced Supramolecular Order in Discotic Donor–Acceptor Mixtures. Angewandte Chemie International Edition 45:5, pages 819-823.
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Wojciech Pisula, Marcel Kastler, Daniel Wasserfallen, Joseph W. F. Robertson, Fabian Nolde, Christopher Kohl & Klaus Müllen. (2006) Ausgeprägte supramolekulare Ordnung in diskotischen Donor‐Acceptor‐Mischungen. Angewandte Chemie 118:5, pages 834-838.
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Matthias Lehmann, Ingrid Fischbach, Hans Wolfgang Spiess & Herbert Meier. (2003) Photochemistry and Mobility of Stilbenoid Dendrimers in Their Neat Phases. Journal of the American Chemical Society 126:3, pages 772-784.
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Ekaterina O. Arikainen, Neville Boden, Richard J. Bushby, Owen R. Lozman, Jeremy G. Vinter & Andrew Wood. (2000) Complimentary Polytopic Interactions. Angewandte Chemie 112:13, pages 2423-2426.
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Tao Wang, Donghang Yan, Enle Zhou, Olaf Karthaus & Helmut Ringsdorf. (1998) Phase identification of triphenylene-based discotic monomer and its main chain polymers. Polymer 39:19, pages 4509-4513.
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D. Demus, J. Goodby, G. W. Gray, H.‐W. Spiess & V. VillKlaus Praefcke & Dirk Singer. 1998. Handbook of Liquid Crystals. Handbook of Liquid Crystals 945 967 .
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T.S. Perova, A. Kocot & J.K. Vij. (1997) Study of orientational ordering in discotic liquid-crystalline thin films by using Fourier transform infra-red spectroscopy. Supramolecular Science 4:3-4, pages 529-534.
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Peter Herwig, Christoph W. Kayser, Klaus Müllen & Hans Wolfgang Spiess. (2004) Columnar mesophases of alkylated hexa‐ peri ‐hexabenzocoronenes with remarkably large phase widths . Advanced Materials 8:6, pages 510-513.
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Vladimir V. Tsukruk, Holger Bengs & Helmut Ringsdorf. (1996) Discotic Twin and Triple Molecules with Charge-Transfer Interactions in Langmuir−Blodgett Films. Langmuir 12:3, pages 754-757.
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H. W. Spiess. (2011) Structure and dynamics of liquid‐crystalline polymers with different molecular architectures. Macromolecular Symposia 96:1, pages 95-109.
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G. L. Hoatson & R. L. Vold. 1994. Solid-State NMR III Organic Matter. Solid-State NMR III Organic Matter 1 67 .
J. Hirschinger, W. Kranig & H. W. Spiess. (1991) A deuteron NMR study of axial motion and side chain conformation in the mesophase of discotic liquid crystal main-chain polymers. Colloid & Polymer Science 269:10, pages 993-1002.
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Holger Bengs, Renate Renkel, Helmut Ringsdorf, Christoph Baehr, Martina Ebert & Joachim H. Wendorff. (2003) Discotic charge transfer complexes: influence of acceptor main‐chain polymers on structure and mesophase behaviour of 2,3,6,7,10,11‐hexapentyloxytriphenylene. Die Makromolekulare Chemie, Rapid Communications 12:7, pages 439-446.
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