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Advanced Synthesis Routes for Mesoscopic Order Inorganic and Organic/Inorganic Materials

Explore innovative synthetic methods for creating a variety of advanced materials, from powders to fibers, with precise mesoscopic order. This comprehensive guide covers applications in catalysts, optical devices, coatings, membranes, and more. Uncover the dynamic optical responses in mesostructured materials and delve into topics such as photochromism, pH control, and nanoporous zeolites. Discover how meso/macroporous ceramic membranes offer high surface areas, adjustable pore sizes, and functionality for filtration, adsorption, and catalysis of large molecules.

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Advanced Synthesis Routes for Mesoscopic Order Inorganic and Organic/Inorganic Materials

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  1. Generalized synthetic routes for the preparation of inorganic and organic/inorganic hybrid materials with mesoscopic order: • Powders • catalysts • adsorbents, chromatography/separations media • Films • low-k dielectric materials • optical devices, waveguides, sensors • coatings, membranes, packaging • Fibers • optical transmission & amplification • molecular wires • Monoliths • optical devices • sensors • structural materials

  2. as-synthesized exposure (365 nm) after ~2 sec after 15 min N O N O 2 Dynamic Optical Responses in Mesostructured Materials G. Wirnsberger et al., Chem. Comm., 119 (2001) G. Wirnsberger et al., Adv. Mater. 12, 1450 (2000) Photochromism pH control Fluorescein isocyanate O h1 or heat + h2 N N O 2 O h1 or heat N N N O h2 N

  3. Dr.Leonard Buckley, DARPA/DSO

  4. Sub-Nanoporous Zeolites: < 1 nm Faujasite Mesoporous Molecular Sieves: 2 – 10 nm MCM-41 Ultra Large Pore Materials: 5 – 50 nm SBA-15 Nano- and Mesoscopic Architectures:

  5. Structural Control over Multiple Length Scales D. Zhao et al., Chem. Mater., 11, 1174 (1999) Meso/Macroporous Ceramic Membranes • high surface areas • separately adjustable pore sizes • regenerable • functionalizable • for filtration, adsorption & catalysis of large molecules

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