Lectures Tagged with: definitions


Liquid Crystals 1

LC has crystals characteristics (directions) and liquid characteristics (positional motion) Has director for the LC Mesogens have one director All LCs are anisotropic Thermotropic LCs Lyotropic LCs What is mesogen (the simplest component molecule) What is positional motion & Positional Order??? What is Orientational Order??? What are mesophases?? Polymorphs, Mesophases and Subphases

1 Composite Materials

Staring with main definitions Differences from compounds and solutions How one system affects another systems in synergistic manner Each one system has a role Examples from peoples practices Clay and hey composites, building composites Cement + Stones Ideal ratio for the two materials is important