lyotropic liquid crystal

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• Lyotropic liquid crystal — A liquid crystalline material is called lyotropic if phases having long ranged orientational order are induced by the addition of a solvent. Historically the term was used to describe materials composed of amphiphilic molecules. Such molecules… …   Wikipedia

• Liquid crystal polymer — Liquid crystal polymers (LCPs) are a class of aromatic polyester polymers. They are extremely unreactive and inert, and highly resistant to fire.BackgroundLiquid crystallinity in polymers may occur either by solving a polymer in a solvent… …   Wikipedia

• Liquid crystal — Schlieren texture of liquid crystal nematic phase Liquid crystals (LCs) are a state of matter that have properties between those of a conventional liquid and those of a solid crystal.[1] For instance, an LC may flow like a liquid, but its… …   Wikipedia

• Lyotropic — A material is called lyotropic if it forms liquid crystal phases because of the addition of a solvent. Historically the term was used to describe materials composed of amphiphilic molecules. Such molecules comprise a water loving hydrophilic head …   Wikipedia

• lyotropic — adjective describing a liquid crystal that exhibits phase transitions as a function of concentration …   Wiktionary

• lyotropic — SYN: lyophilic. [lyo + G. trope, a turning] * * * lyo·tro·pic .lī ə trō pik, träp ik adj of, relating to, or being a liquid crystal that is prepared by mixing two substances of which one (as water) is polar in nature and that may assume a series… …   Medical dictionary

• Water-in-water emulsion — An emulsion is two immiscible liquids mixed together (by shaking for example) with small droplets of one liquid dispersed (separated and distributed throughout the space) in the other liquid. This dispersion is usually not stable and all the… …   Wikipedia

• Micellar cubic — A micellar cubic phase is a lyotropic liquid crystal phase formed when the concentration of micelles dispersed in a solvent (usually water) is sufficiently high that they are forced to pack into a structure having long ranged positional… …   Wikipedia

• Lipid polymorphism — Polymorphism in biophysics is the aspect of the behaviour of lipids that influences their long range order, i.e. how they aggregate. This can be in the form of spheres of lipid molecules (micelles), pairs of layers that face one another (lamellar …   Wikipedia

• Micellar solutions — A micellar solution consists of a dispersion of micelles in a solvent (most usually water). Micelles consist of aggregated amphiphiles, and in a micellar solution these are in equilibrium with free, unaggregated amphiphiles. Micellar solutions… …   Wikipedia

• Hexagonal phase — A hexagonal phase of lyotropic liquid crystal is formed by some amphiphilic molecules when they are mixed with water or another polar solvent. In this phase the amphiphile molecules are aggregated into cylindrical structures of indefinite length… …   Wikipedia