个人简介

Ph.D., University of Kerala, India

研究领域

Organic Materials, Bio-Nanotechnology and Green Chemistry

Professor John's current research includes biobased organic synthesis, self-assembled soft materials (vesicles, liquid crystals, helices, tubes and gel systems) for functional applications, understanding growth mechanisms of nanostructures and designing new structures and multifunctional nanocomposites. - See more at: http://www.gc.cuny.edu/Page-Elements/Academics-Research-Centers-Initiatives/Doctoral-Programs/Chemistry/Faculty-Bios/George-John#sthash.mXc6RLlf.dpuf

近期论文

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Vemula, P., John, G. ‘Crops: A Green Approach toward Self-Assembled Soft Materials’ Accounts of Chemical Research 41, 769-782, (2008). INVITED. Vemula, P., Douglas, K., Achong, C., Kumar, A., Ajayan, P., John. G. ‘Autoxidation Induced Metal Nanoparticles Synthesis in Biobased Polymeric Systems: A Sustainable Approach in Hybrid Materials Development’ Journal of Biobased Materials and Bioenergy (in press). Selected for Front cover page feature. Kumar, A., Vemula, P., Ajayan, P. M., John, G. ‘Silver Nanoparticles Embedded Anti-microbial Paints Based on Vegetable Oil’. Nature Materials, 7, 236-241 (2008). News in Scientific American Magazine. Vemula, P. K., Mallia, V., Bizati, K., John, G. ‘Cholesterol Phenoxy Hexanoate Mesogens: Effect of meta Substituents on Their Liquid Crystalline Behavior and In Situ Metal Nanoparticle Synthesis’ Chem Mater. 19, 5203-5206 (2007). Ajay Mallia, V., Vemula, P., John, G, Kumar, A., Ajayan, P. M. ‘In Situ Synthesis and Assembly of Gold Nanoparticles Embedded Glass Forming Liquid Crystals’ Angew. Chem. Int. Ed. 46, 3269-3274 (2007). Highlights in MRS 360, ‘Image in Focus’ May 2007. Vemula, P., Aslam, U., Mallia, A., John, G. ‘In Situ Synthesis of Gold Nanoparticles Using Molecular Gels and Liquid Crystals from Vitamin-C Amphiphiles’ Chem. Mater. 19, 138-140 (2007). Kumar, A., Murugesan, S., Pushparaj, V., Soldano, C., Xie, J., John, G., Nalamasu, O., Linhardt, R. J., Ajayan, P. M. ‘Ionic liquid induced formation of conducting organic nanotubes-new hybrid materials for device applications’ Small 3, 429-433 (2007). John, G., Vemula, P. ‘Design and Development of soft nanomaterials from biobased amphiphiles’ Soft Matter, 2, 909-914 (2006). INVITED highlights, Front cover page feature. Vemula, P., John, G. ‘Smart Amphiphiles: Hydro/Organogelators for In Situ Reduction of Gold’ Chem. Commun, 2218-2220 (2006). Front cover page feature. Vemula, P., Li, J, John, G. ‘Enzyme Catalysis: Tool to Make and Break Amygdalin Hydrogelators from Renewable Resources - A Delivery Model for Hydrophobic Drugs’ J. Am. Chem. Soc. 128, 8932-8938 (2006). Highlighted in Green Chem. 8, 675 (2006). John, G., Zhu, G., Li, J., Dordick J. S. ‘Enzymatically-Derived Sugar Containing Self-Assembled Organogels with Nanostructured Morphologies’ Angew. Chem. Int. Ed. 45, 4772-4775 (2006), Front cover page feature, Angew. Chem. 118, 4890-4893 (2006). Front cover page feature. Zhu, H., John, G., Wei, B. (2005) Synthesis of Assembled Copper Nanoparticles from Copper-Chelating Glycolipid Nanotubes, Chem. Phys. Lett. 405, 49. Yui, H., Guo, Y., Koyama, K., Sawada, T. John, G., Yang, B., Masuda, M. and Shimizu, T. Local Environment and Property of Water inside the Hollow Cylinder of a Lipid Nanotube, Langmuir, 21, 721-727 (2005). John, G. Mason, M, Ajayan, P. M. and Dordick, J. S. ‘Lipid-Based Nanotubes as Functional Architectures with Embedded Fluorescence and Recognition Capabilities’ J. Am. Chem. Soc. 126, 15012 (2004). John, G., Masuda, M., Jung, J, H.Yoshida, K. and Shimizu, T. ‘Unsaturation Influenced Gelation of Aryl Glycolipids’, Langmuir 20, 2060-2065 (2004). John, G., Dordick, J. S. ‘Self-assembled Lipid Nanotube Materials from Synthetic Glycolipids.’ Polymeric Materials Science and Engineering. 89, 171 (2003). Shimizu, T. John, G., Fukagawa, A. Ito, K. Frusawa, H. ‘Molecule-Up Fabrication and Manipulation of Lipid Nanotubes’ International Journal of Nanoscience, 1, 465-469 (2003). Frusawa, H., Fukagawa, A., Ikeda, Y., Araki, J., Ito, K. John, G., Shimizu, T. ‘Aligning a Single-Lipid Nanotube with Moderate Stiffness’. Angew. Chem, Int. Ed. 2, 72-74 (2003). John, G.; Ajayan, P.; Vemula, P.; Kumar, A. A process for the preparation of metal nanoparticles using autoxidation of polymer resins from cashewnut shell liquid by the method of acrylation/methacrylation polymerization, and its antimicrobial coating materials (TCO 08A0001). Jan 15, 2008, Provisional filed with serial # 61/011,214. John, G.; Ajayan, P.; Vemula, P.; Kumar, A. Metal nanoparticles containing vegetable-based drying oil/alkyd modified resins for antimicrobial coating and flooring applications. Provisional patent filed on 02/06/2007.