New wide-stability four-ring azo/ester/Schiff base liquid crystals: synthesis, mesomorphic, photophysical, and DFT approaches
Nagwa H.S. Ahmed, Gamal R. Saad, Hoda A. Ahmed, Mohamed Hagar
Abstract
DSC thermograms of some prepared compounds: (a) recorded from second heating and (b) from cooling at a rate of ±10 °C min −1 .
Topics & Concepts
MesophaseMoietySubstituentCrystallographyThermal stabilityDifferential scanning calorimetrySchiff baseChemistryAlkoxy groupLiquid crystalMoleculeRing (chemistry)Materials scienceStereochemistryOrganic chemistryPhase (matter)AlkylOptoelectronicsPhysicsThermodynamicsLiquid Crystal Research AdvancementsPhotochromic and Fluorescence ChemistryPhotochemistry and Electron Transfer Studies