Designing Amphotropic Smectic Liquid Crystals Based on Phosphonium Salts for Partial Ordering of Solutes as Monitored by NMR Spectroscopy

Author:

Shahkhatuni Astghik A.1,Ma Kefeng1,Weiss Richard G.1

Affiliation:

1. Department of Chemistry, Georgetown University, Washington, D.C. 20057-1227

Publisher

American Chemical Society (ACS)

Subject

Materials Chemistry,Surfaces, Coatings and Films,Physical and Theoretical Chemistry

Reference48 articles.

1. The crystalline and liquid crystalline structures of benzyl-tri-octadecylammonium bromide complete the puzzle: how do Group VA halide salts with one-four long n-alkyl chains pack?

2. Smectic Liquid-Crystalline Phases of Quaternary Group VA (Especially Phosphonium) Salts with Three Equivalent Long n-Alkyl Chains. How Do Layered Assemblies Form in Liquid-Crystalline and Crystalline Phases?

3. Phase Characterization and Properties of Completely Saturated Quaternary Phosphonium Salts. Ordered, Room-Temperature Ionic Liquids

4. A bilayer smectic A phase is denoted SmA2.Demus, D.; Goodby, J.; Gray, G. W.; Spiess, H.W.; Vill, V.Handbook of Liquid Crystals. High Molecular Weight Liquid Crystals;Wiley-VCH:New York, 1998; Vol. 3, p312.

5. We have found few examples in which a thermotropic smectic phase has been aligned in a magnetic field by cooling directly from an isotropic phase. See, for example:

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