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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 17 of 17 for “"Metal-organic cages"”.
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Stimuli-Responsive Metal–Organic Cages
… Studying the stimuli-responsiveness in metal–organic cages provides a platform to mimic biological systems and gain insights into the fundamental principles underlying specific functions. This will also offer valuable guidance for the design of novel responsive materials and devices, …
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Sensors: Metal-Organic Cages and Graphene
… non-covalently functionalize the graphene using metal-organic cages. The metal-organic cages can encapsulate a small range of guests, however their binding inside the cage has not been investigated in the presence of graphene. Therefore, we present a novel investigation into the use of pristine …
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Stimuli-Induced Structural Transformations of Metal–Organic Cages
… and catalysis. Inspired by these systems, metal–organic cages (MOCs) have emerged as versatile synthetic platforms capable of undergoing controlled transformations in response to diverse stimuli. Studying the structural responsiveness of MOCs not only deepens our understanding of dynamic …
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On the Structural Adaptability and Dynamics of Metal-Organic Cages
Metal-organic cages are molecular receptors that enable selective molecular recognition and catalysis, yet most current cage systems employ rigid building blocks that limit guest accommodation and environmental adaptability. Developing cages that combine structural integrity with conformational …
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Self-Assembly of Enantiopure Subcomponents into Functional Metal–Organic Cages
Metal–organic cages possessing enclosed cavities have been shown to bind guest molecules selectively and mediate catalysis with improved reactivity and selectivity, among other applications. However, the use of enantiopure metal–organic cages for enantioselective applications has been limited both …
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Applications of Metal-Organic Cages: Synthesis of Atomically Precise Silver Clusters and Metal Extractant Materials
Metal–organic cages have demonstrated remarkable capabilities as functional materials in separations, sensing, and catalysis applications. However, the vast majority of cages are formed around mononuclear complexes at each vertex. This leaves the choice of organic components as the predominant …
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Construction of Metal-Organic Cages with Bimetallic Motifs and Self-Assembly of a Molecular Knot
… their general approach to designing new, complex metal-organic structures. The first portion of the thesis focuses on the self-assembly of metal-organic polyhedra built around bimetallic complexes. The components were specifically chosen to increase the chances of serendipitous and unexpected …
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Surface chemistry of N-Heterocyclic carbenes and the self-assembly, structure, and properties of polymer metal-organic cage gels
… ligands for silicon and potentially other non-metallic substrates. Chapter 4. Cycloelimination of Imidazolidin-2-Ylidene N-Heterocyclic Carbenes: Mechanism and Insights into the Synthesis of Stable "NHC-CDI" Amidinates We report the discovery that 1,3-bis(aryl)imidazolidin-2-ylidenes, one of …
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Allosteric Interactions in Coordination Cages
… guest-binding regulation systems, a series of metal-organic cages capable of both the peripheral and internal encapsulation of guests are presented: octahedra capable of accommodating two guests in different locations simultaneously; cuboctahedral receptors that bind fullerenes with …
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Design of PolyMOCs and the synthesis of crosslinkers for the BASP platform
… assembly strategies for the integration of metal-organic cages (MOCs) into polymers were explored. The first strategy creates Block Co-PolyMOCs (BCPMOCs), which feature the integration of MOCs into block copolymers (BCPs). In the first assembly step, BCPs functionalized with a bispyridyl …
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Rational design of polymer networks and bottlebrush block copolymers
… networks: combining Diels-Alder reactions and metal coordination to generate functional supramolecular gels In this chapter we report the synthesis, characterization, and application of a new type of supramolecular metallogels using 1,2,4,5-tetrazines-containing polymers. This was the first …
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Controlling the Properties of Polymer Metal-Organic Frameworks and Cages Through Polymer Ligand Design
… Synthetic and Design Considerations in Polymer Metal Organic Frameworks and Cages Strategies for developing polymer-tethered MOF/MOC hybrid materials are discussed. Emphasis is place on the impacts of synthetic strategy and polymer ligand design on the properties and applications of the end …
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Covalent Post-Assembly Modification of Metal-Organic Capsules
… The first work demonstrates that iron(II) cages incorporate between one and five equivalents of singlet oxygen (1O2), whereas cobalt(II) capsules react fully and incorporate six equivalents of 1O2 . Structural changes following these reactions impacted the host-guest chemistry of the …
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Subcomponent self-assembly of cages and mechanically interlocked molecules
The self-assembly of metal ions and organic subcomponents has enabled the construction of a wide range of discrete cages, often containing internal cavities, that have potential applications in sensing, catalysis and molecular purifications. The geometry of the cage can be controlled by the choice …
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Control and Prediction of Polymer Network Structure and Connectivity for Sustainability, Stimuli-Response, and Catalytic Function
… supramolecular self-assembly of PdxL2x-type metal-organic cages to form robust gels. Using isomeric chemistry with distinct connectivity, we fabricate gels with either expanded Pd12L24 or compact Pd2L4 MOCs as network junctions. Homogeneous catalyst moieties can be covalently appended within …
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Building and Exploring Databases of Porous Materials for Adsorption Applications
… towards customisable structures. Among them are metal-organic frameworks (MOFs), covalent organic frameworks (COFs), metal-organic cages (MOCs) and organic cages (OCs). MOFs are coordination networks assembled from organic ligands and metal clusters, while COFs are their fully organic …
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Non-Equilibrium Transport Across Liquid Membranes Using Coordination Cages
The host-guest chemistry of coordination cages underscores their utility in selectively extracting molecules, offering potential for chemical separation systems. However, the equilibrium constraint within bulk liquid membrane systems limits molecular transport efficiency to 50%, hindering …