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Article

Impact of the proportionation of dialkoxy chain length on the mesophase behaviour of Schiff base/ester liquid crystals; experimental and theoretical study

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Pages 1611-1620 | Received 30 Dec 2018, Accepted 02 Mar 2019, Published online: 26 Mar 2019

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V. Balasubramanian, Ginson P. Joseph, S. Sundaram, V. N. Vijayakumar & R. Sukanya. (2024) Design, synthesis, experimental and theoretical studies on hydrogen bond liquid crystal complexes (HBLC) derived from α, ω-dicarboxylic acid and alkyloxy benzoic acids. Molecular Crystals and Liquid Crystals 768:4, pages 110-129.
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Uhood J. Al-Hamdani, Hayder A. Abdulwahhab & Kawkab A. Hussein. (2022) Effects of terminal substituents on mesomorphic properties of Schiff base – ester mesogens and DFT calculations. Liquid Crystals 49:14, pages 1998-2007.
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Mazin M. Abdul Razzaq Al-Obaidy, Ivan Hameed R. Tomi & Abdulqader M. Abdulqader. (2022) Synthesis and study the liquid crystalline behaviors of double Schiff bases bearing ester linkage as a central core. Liquid Crystals 49:1, pages 131-141.
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Uhood J Al-Hamdani, Ahmed M. Jassem, Adil M. Dhumad & Saja a Al-Shlshat. (2021) Synthesis, mesomorphic properties, and theoretical study of benzothiazole-aromatic molecules with ester- and azomethine-linking groups. Liquid Crystals 48:15, pages 2164-2177.
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S Kavitha, M Saravanakumar, A Kiranisha, S Sundaram, Sujay Chakravarty & V N Vijayakumar. (2024) Exploring induced smectic phases of hydrogen bond liquid crystals for nonlinear optical applications: Theoretical (DFT) and experimental approach. Journal of Molecular Structure 1312, pages 138656.
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Vijay K Joshi, Kanu D. Katariya & Kiran J. Nakum. (2024) Synthesis, mesomorphic behaviour, and DFT studies of biphenyl bis-ester Schiff base liquid crystals. Journal of Molecular Structure 1311, pages 138338.
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S. Sundaram, V.N. Vijayakumar & V. Balasubramanian. (2022) Electronic and structure conformational analysis (HOMO-LUMO, MEP, NBO, ELF, LOL, AIM) of hydrogen bond binary liquid crystal mixture: DFT/TD-DFT approach. Computational and Theoretical Chemistry 1217, pages 113920.
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Kanubhai D. Katariya, Rina Soni, Kiran J. Nakum, Shubhangi S. Soman & Mohamed Hagaar. (2022) Coumarin derivatives containing schiff base and ester mesogenic core: Synthesis, mesomorphic behaviour and DFT calculations. Journal of Molecular Structure 1262, pages 133043.
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Kiran J Nakum, Kanubhai D Katariya, Mohamed Hagar & Rajendrasinh N Jadeja. (2022) The influence of lateral hydroxyl group and molecular flexibility on the mesogenic behaviour of a new homologous series based on thiophene-chalcone: Synthesis, characterization, crystal structure and DFT study. Journal of Molecular Structure 1261, pages 132891.
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Kanubhai D. Katariya, Kiran J. Nakum & Mohamed Hagar. (2022) New thiophene chalcones with ester and Schiff base mesogenic Cores: Synthesis, mesomorphic behaviour and DFT investigation. Journal of Molecular Liquids 359, pages 119296.
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Shady Nada, Mohamed Hagar, Omaima Farahat, Ahmed A. Hasanein, Abdul-Hamid Emwas, Abeer Ali Sharfalddin, Mariusz Jaremko & Mohamed A. Zakaria. (2022) Three Rings Schiff Base Ester Liquid Crystals: Experimental and Computational Approaches of Mesogenic Core Orientation Effect, Heterocycle Impact. Molecules 27:7, pages 2304.
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Laila A. Al-Mutabagani, Latifah A. Alshabanah, Hoda A. Ahmed & Mohamed A. El-Atawy. (2021) Synthesis, Optical and DFT Characterizations of Laterally Fluorinated Phenyl Cinnamate Liquid Crystal Non-Symmetric System. Symmetry 13:7, pages 1145.
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Sayed Z. Mohammady, Daifallah M. Aldhayan & Mohamed Hagar. (2021) Pyridine-Based Three-Ring Bent-Shape Supramolecular Hydrogen Bond-Induced Liquid Crystalline Complexes: Preparation and Density Functional Theory Investigation. Crystals 11:6, pages 628.
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Laila Ahmed. Al-Mutabagani, Latifah A. Alshabanah, Sobhi M. Gomha & Hoda A. Ahmed. (2021) Synthesis, Thermal and Optical Characterizations of New Lateral Organic Systems. Crystals 11:5, pages 551.
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Mohamed A. El-atawy, Magdi M. Naoum, Salma A. Al-Zahrani & Hoda A. Ahmed. (2021) New Nitro-Laterally Substituted Azomethine Derivatives; Synthesis, Mesomorphic and Computational Characterizations. Molecules 26:7, pages 1927.
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Hoda A. Ahmed, Mohamed Hagar, Omaima A. Alhaddad & Ayman A. Zaki. (2020) Optical and Geometrical Characterizations of Non-Linear Supramolecular Liquid Crystal Complexes. Crystals 10:8, pages 701.
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Rua B. Alnoman, Mohamed Hagar, Hoda A. Ahmed, Magdi M. Naoum, Hanefah A. Sobaih, Jawaher S. Almshaly, Mawadh M. Haddad, Rana A. Alhaisoni & Tahani A. Alsobhi. (2020) Binary Liquid Crystal Mixtures Based on Schiff Base Derivatives with Oriented Lateral Substituents. Crystals 10:4, pages 319.
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Omaima A. Alhaddad, Hoda A. Ahmed, Mohamed Hagar, Gamal R. Saad, Khulood A. Abu Al-Ola & Magdi M. Naoum. (2020) Thermal and Photophysical Studies of Binary Mixtures of Liquid Crystal with Different Geometrical Mesogens. Crystals 10:3, pages 223.
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Sherif S. Nafee, Mohamed Hagar, Hoda A. Ahmed, O.A. Alhaddad, Reda M. El-Shishtawy & Bahaaudin M. Raffah. (2020) New two rings Schiff base liquid crystals; ball mill synthesis, mesomorphic, Hammett and DFT studies. Journal of Molecular Liquids 299, pages 112161.
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M. Hagar, H.A. Ahmed & G.R. Saad. (2019) New calamitic thermotropic liquid crystals of 2-hydroxypyridine ester mesogenic core: mesophase behaviour and DFT calculations. Liquid Crystals 47:1, pages 114-124.
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Alnoman, Al-Nazawi, Ahmed & Hagar. (2019) Synthesis, Optical, and Geometrical Approaches of New Natural Fatty Acids’ Esters/Schiff Base Liquid Crystals. Molecules 24:23, pages 4293.
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Sherif Nafee, Mohamed Hagar, Hoda Ahmed, Reda El-Shishtawy & Bahaaudin Raffah. (2019) The Synthesis of New Thermal Stable Schiff Base/Ester Liquid Crystals: A Computational, Mesomorphic, and Optical Study. Molecules 24:17, pages 3032.
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