Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 10 of 10 for “"Inorganic-Organic Hybrid Materials"”.
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Synthesis of Inorganic-Organic Hybrid Materials Designed For Radiation Detection, Luminescence, and Gas Storage
<p>Materials discovery is the driving force behind the research presented herein. Basic research has been conducted in order to obtain a better understanding of coordination chemistry and structural outcomes, particularly within the area of trivalent lanthanides. Discovering new materials is one …
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Inorganic-organic hybrid materials and abrasion resistant coatings based on a sol-gel approach
Novel inorganic-organic hybrid materials made previously in the laboratory have utilized acids catalysts such as HCI, acetic acid, toluene sulfonic acid and polystyrene sulfonic acid to catalyze the sol-gel reaction. The sol-gel reaction can also be catalyzed under near neutral (i.e. 5 < pH < 7) …
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Improving the durability and performance of hollow fibre membranes with nanocomposite and inorganic/organic hybrid materials
Water is a vital element for our existence but secure supply is challenged by population pressures and climate change. To ensure water security, it is essential to explore new sources and to recycle water for non-potable applications to reduce demand for the more valuable potable water. Membranes …
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SYNTHESIS AND CHARACTERIZATION OF NEW ORGANIC MOLECULES AND INORGANIC-ORGANIC HYBRID MATERIALS WITH INTERESTING LINEAR AND SECOND ORDER NON LINEAR OPTICAL PROPERTIES
… understanding, but in developing suitable materials. In this field, materials with non linear optical (NLO) properties seem to be extremely appealing in fact NLO effects allow the manipulation of laser light beams, extending the frequency range provided by normal laser sources into the …
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Structure/property behavior of inorganic/organic sol-gel derived hybrid materials
A novel class of inorganic/ organic hybrid materials referred to as CERAMERs have been successfully prepared by a sol-gel process using a polymeric acid catalyst, poly(styrene sulfonic acid), to form a network from tetraethylorthosilicate (TEOS) and triethoxysilane end capped oligomers of poly( …
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Investigation of layered calcium phosphates and related materials for Biomaterial applications
… was to identify and investigate novel layered materials with potential as biomaterials. This study has concentrated on layered calcium phosphate phases and their analogues due to their obvious biocompatibility and potential for resorption. Materials were prepared using a range of synthetic …
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Inorganic-Organic Sol-Gel Derived Hybrid Materials as Abrasion Resistant Coatings
Inorganic-organic hybrid materials have been developed using sol-gel reactions of a trialkoxysilylated organic compound and a metal or semi-metal alkoxide and applied as coatings on polymeric or metallic substrates. Many of these coatings have demonstrated good to excellent abrasion resistance. …
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Synthesis, Structures, and Properties of Metal Formates
Metal-organic frameworks (MOFs) are inorganic-organic hybrid materials containing metal cations connected with organic bridging ligands to form extended structures. The research present in this dissertation investigates the use of short-bridging ligands in constructing dense-MOFs under solvothermal …
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Novel Optical Materials for Passive Photonic Applications
Advances in photonic materials are critical to the progress of photonic devices and optical systems. Even though a variety of materials, e.g. semiconductors, oxide based glasses, and polymers exist which are being used for numerous applications, there is a growing need to develop and find new …
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Organic-inorganic hybrid materials: new functionalised polyoxotungstates
… functionalisation via covalent grafting of organic groups onto the polyoxometalate clusters is less investigated and provides a method of fine tuning the properties of these materials towards desired applications. Polyoxotungstates (polyoxometalates with tungsten as the metal) are …