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 20 of 235 for “"Metal organic frameworks"”.
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Metal-organic frameworks for water treatment
<br/>This thesis investigates the application of metal-organic frameworks in waste water treatment and the synthesis of new metal-organic frameworks.<br/><br/>Chapter one gives a general overview of water-treatment processes, the methods and materials used in these processes, and also the …
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Extreme Disorder in Metal–Organic Frameworks
Metal–organic frameworks are emerging as a highly functional class of hybrid materials. Once believed to be rigid and well-ordered structures, a growing number of studies are proving this is not always the case. This thesis focuses on the atomic structure, physical properties and formation …
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Electrical conduction in metal-organic frameworks
Metal-organic frameworks (MOFs) are microporous/mesoporous solid state materials with long-range order, synthetic designability, multifunctionality, and great tunability. Their generally low electrical conductivity and charge mobility hinder applications in electronic and energy storage devices. …
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Cathodic electrodeposition of metal-organic frameworks
Metal-organic frameworks (MOFs) represent a class of functional coordination polymers with long-range order, great synthetic flexibility, and exceptionally high internal surface area. Although they have been proposed for a myriad of potential applications, many of these require that MOFs be …
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ELECTROCATALYTIC WATER OXIDATION BY METAL ORGANIC FRAMEWORKS
CO(MN, NI) (BTC), CO(TP) AND CO(PZDC) METAL ORGANIC FRAMEWORKS (MOFS) WERE SYNTHESIZED AND TESTED AS ELECTROCATALYSTS FOR WATER OXIDATION. AMONG THEM, CO(BTC) SHOWED EXTRAORDINARY ACTIVITY. THE CATALYTIC ONSET OVERPOTENTIAL OF CO(BTC) IS 400 MV AND THE STABILITY OF CO(BTC) LASTS AS LONG AS 75 MIN …
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Colloidal metal-organic frameworks: synthesis and assembly
… is an exercise in exploring the potential of metal-organic framework (MOF) as building blocks for developing anisotropic colloidal assembly system using morphology variation in general and distinct facet in particular. Our attempt to enrich the field is from two directions: synthetic …
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Mechanochemistry of metal-organic frameworks under compression
Metal-organic framework (MOF) materials have drawn intense interest in the chemical community in the past decade. They exhibit a variety of advantages over conventional porous materials and show great promise for a rapidly expanding collection of applications, such as gas storage, separation, …
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Metal-organic frameworks as intracellular delivery vectors
Metal-organic frameworks (MOFs) have emerged as interesting candidates for intracellular carrier-based delivery. These hybrid materials are constituted of metal clusters linked together by organic ligands. The possibility to tune their physical and chemical properties both in the bulk and at the …
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A theoretical study of metal-organic frameworks
… technology for a sustainable low-carbon future. Metal-organic frameworks (MOFs) provide a new vision for the adsorption of molecules on solid surfaces. The interest in MOFs is owed to their ultrahigh porosity, high surface areas and tuneable pore sizes and shapes. The main objective of this …
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Tailoring Metal–Organic Frameworks for Water Harvesting
… energy demand, and push towards sustainability. Metal-organic frameworks (MOFs) are candidate sorbents for such technologies as a direct result of their inherent chemical modularity – facilitating the use of MOF sorbents to adsorb over a large range of relative humidity (RH). However, the …
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Probing Exciton Dynamics in Metal–Organic Frameworks
… strategies for tuning exciton dynamics using metal–organic frameworks (MOFs) as a scaffold. Independent synthetic handles within MOFs will be mapped with the structural and electronic variables that impact exciton–exciton, exciton–vibrational, and exciton–photon interactions. Chapter 1 …
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Electrically conductive porous catecholate metal-organic frameworks
Metal-organic frameworks (MOFs) are porous crystalline solids made up from countless possible combinations of organic ligands and metal nodes. MOF research has seen rapid expansion in the past two decades owing to the high surface areas of MOFs – and since the first studies in the mid-1990s, these …
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Chemical Spin Patterning in Metal-Organic Frameworks
… fundamental and technological implications. As metal-organic-frameworks (MOFs) are highly tailorable materials, this thesis will examine the utilization of MOF platforms to engineer bespoke spin properties. Through deliberate manipulation of magnetic interactions, we engineer custom magnetic …
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Electron- and ion-conducting metal-organic frameworks
… or ionic behavior of electron- or ion-conducting metal-organic frameworks (MOFs). Chapter 1 gives a general introduction for electron- or ion-conducting MOFs, including a review of the reported materials exhibiting such behavior. Chapter 2 describes new MOFs designed using through-space charge …
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Photophysical Properties of Anthracenic Metal Organic Frameworks
Luminescent metal organic frameworks (MOFs) are promising new materials with applications as sensors, photocatalysts, and other luminescent devices. Although MOFs retain the chemical and physical properties of their constituents, the properties of the MOF are often altered from those of its …
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Mechanically Interlocked Linkers for Dynamic Metal-Organic Frameworks
… molecules (MIMs) in solution, into crystalline metal-organic frameworks (MOFs). Chapter 1 gives a brief introduction to MIMs and outlines all previous work towards incorporation of rotaxane linkers into metal-organic frameworks. Chapter 2 describes how a paradigm shift in the development of such …
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Metal Organic Frameworks with catalytically active Metal Nanoparticles
… is the investigation of catalytically relevant metal nanoparticles (MNP) stabilized in porous coordination polymers (PCPs) also called metal-organic frameworks (MOFs). The syntheses of the catalyst family MNP@PCP/MOF as well as the investigation of its catalytic activity are discussed in detail. …
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Syntheses, Structures and Properties of Metal-Organic Frameworks
<p>Mercury is one of the most serious heavy metal pollution sources that threaten people’s health. For decades, people have developed many technologies and materials to capture mercury from flue gas of coal-fired plant. Currently, the most effective material for mercury absorption is powdered …
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Hydrogen physisorptive storage in metal-organic frameworks (MOFs)
… study investigated the storage of hydrogen using metal-organic frameworks (MOFs). MOFs are a class of porous inorganic-organic crystalline materials that store hydrogen by adsorption. What makes MOFs such an attractive option for hydrogen storage is that they have exceptionally high surface areas …
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