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 196 for “"MOFs"”.
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Hydrogen physisorptive storage in metal-organic frameworks (MOFs)
… 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 and porosity, as well as …
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A Cambridge structural database search for entangled MOFS and the synthesis and analysis of the non-entangled counterparts of a set of entangled MOFs
Metal-organic frameworks (MOFs) have become a fast-growing field of research in the areas of synthetic chemistry, crystal engineering, materials science and supramolecular chemistry in recent years. The synthesis and characterization of novel MOFs have been of particular interest to researchers …
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EXPLORING THE ROLE OF METAL VARIABILITY IN MOFS USING SYNCHROTRON RADIATION TECHNIQUES
Metal-Organic Frameworks (MOFs) are a unique class of hybrid materials that combine high porosity, crystallinity, and modularity, making them promising candidates for applications ranging from gas storage to catalysis. This thesis explores the intricate relationship between MOF structure, metal …
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Mechanochemical approaches to MOF glasses and the thermal response of amorphous MOFs
This thesis focuses on the newly emerging class of materials known as metal–organic framework (MOF) glasses. These materials represent the fourth category of glassy materials alongside inorganic, organic and metallic glasses, and are the first new class of glassy materials discovered since the …
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MOFs functionalization of 3D printed mullite architectures: hierarchically porous systems for CO2 capture
L'abstract è presente nell'allegato / the abstract is in the attachment
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Explorando a tansdução fototérmica de MOFs contendo íons CU²+ e do híbrido HKUST-1/FA
… da performance de transdução fototérmica em MOFs contendo íon Cu²⁺ e do híbrido HKUST-1/FA. Foram sintetizadas e caracterizadas nanoesferas da MOF HKUST-1 e descrito pela primeira vez o seu desempenho na transdução fototérmica mediado por transições d-d de íons Cu²⁺. A alta capacidade de …
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Synthesis and Characterization of pure-phase Zr-MOFs Based on meso-Tetra(4-carboxyphenyl)porphine
… materials. Metal organic frameworks (MOFs) can act as a scaffold for the immobilization of porphyrins in desired arrangements. The crystalline nature of MOFs allows for control over spatial arrangement of porphyrins and the local environment of the porphyrin molecules. This opens up …
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Recuperación de metano a partir de corrientes de venteo en minas de carbón utilizando MOFs como adsorbentes
La necesidad de fuentes de energía alternativa y la protección del medio ambiente son dos de las mayores preocupaciones mundiales. En la búsqueda de soluciones, además del desarrollo de nuevas fuentes energéticas renovables, es deseable el aprovechamiento y la mejora de procesos energéticos ya …
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Design and Development of Biocompatible MOFS and Silica-Based Nanocarriers with Controlled Pharmacokinetics for Drug Delivery Applications
… drawn into nanoporous metal-organic frameworks (MOFs) and silica-based materials as nanocarriers for drug delivery applications, owing to their exceptionally high surface area and highly structured porous network. The overall goal of this research was to optimize the pharmacokinetic behavior of …
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Aplicação de redes metalorgânicas (MOFs) funcionalizadas com óxido de grafeno em processos de remoção de metais pesados na água
A água é um recurso extremamente importante para o abastecimento público, no entanto, as atividades antrópicas deterioram sua qualidade, gerando contaminação por diferentes metais pesados, tais como bário (Ba), cádmio (Cd) chumbo (Pb), entre outros. Existem muitos processos convencionais para seu …
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Sorption, Transport and Gas Separation Properties of Zn-Based Metal Organic Frameworks (MOFs) and their Application in CO₂ Capture
… favorable kinetic pathways for CO₂ separation. MOFs consist of polymeric inorganic networks with adjustable chemical functionality and well-defined pores that make them ideal for these applications. The objective of this research was to test the potential for CO₂ capture on Zn-based MOFs by …
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Metal-organic frameworks and porous composites for photocatalytic and sensing applications
… energy critical. Metal-organic frameworks (MOFs) promise a solution. MOFs are a class of porous and crystalline materials comprised of inorganic building units, such as metals/metal oxide clusters, linked through organic ligands. As a way of producing green hydrogen, MOFs can be employed as …
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Synthesis and Characterisation of Porous Mixed-Ligand Metal-Organic Frameworks for Sorption Studies
Metal-organic frameworks (MOFs) have been identified as promising physisorption candidates because of their unique structures. MOFs are a class of crystalline materials consisting of coordinate bonds between metal ions and organic ligands. The permanent porosity of MOFs enables them to be applied …
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Amorphisation Mechanisms of Metal-Organic Frameworks under High Pressures and Temperatures
Metal-organic frameworks (MOFs) are a versatile class of hybrid inorganic-organic materials known for their adjustable chemical and physical properties, as well as their exceptional porosity. These characteristics render MOFs particularly valuable for applications requiring extensive surface areas, …
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In Situ High-Pressure Study of Metal-Organic Frameworks and Their Performance for CO2 Storage Probed by Vibrational Spectroscopy
Metal-organic frameworks (MOFs) are an important class of porous materials, owing to their potential applications in a variety of areas, including gas storage, molecular separations, catalysis, sensors and so on. Most importantly, their extraordinary surface areas, tunable pore properties and …
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Design, synthesis and analysis of Isoreticular, 2-Periodic, Co(II)/(Mn(II) mixed- and Zn(II) single-ligand metal-organic frameworks for sorption of energy- and environmentally-relevant molecules
… particularly Metal-Organic Frameworks (MOFs), has garnered significant attention due to their tunable structures and potential for diverse applications. MOFs, constructed from metal ions or clusters and organic ligands, offer structural versatility where the choice of ligand influences …
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Development of porous metal-organic frameworks for gas adsorption applications
… for high efficiency adsorbents. In particular, MOFs that selectively adsorb CO₂ over N₂, and CH₄ are very important because they have the potential to reduce carbon emissions from coal-fired power plants and substantially diminish the cost of natural gas production. Despite their importance, …
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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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Growth and characterizations of two-dimensional metal-organic frameworks
Metal-Organic Frameworks (MOFs) are a class of porous materials with a crystalline structure that can be designed based on extremely tunable building blocks of organic molecules and metal ions. They are typically insulators but making them [pi]-conjugated with two-dimensional structure results in …
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Zirconium-based metal-organic frameworks as drug delivery systems
Metal-organic frameworks (MOFs) are highly ordered porous materials made up of metal ions or clusters connected by organic linkers. The ease of surface modification for zirconium-based MOFs allows for a variety of designs for targeted therapeutic delivery. This thesis aims to understand and develop …
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