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.
Results
Showing 1 to 20 of 29 for “"supramolecular systems"”.
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Multivalent Supramolecular Systems
… tool in the design of synthetic molecular systems. The result of multiple binding events is not just a simple sum of individual contributions due to cooperative interactions between binding sites. The main part of this thesis deals with the study of chelate cooperativity in multivalent …
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Search and Optimization of Supramolecular Systems
… or in assessing the degree of reaction in known systems required to account for experimental observations. Finally, the development of a genetic algorithm for the automated design of molecules is described, and preliminary application of the algorithm toward the problem of designing molecules for …
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Machine learning of molecular motifs in soft supramolecular systems
L'abstract è presente nell'allegato / the abstract is in the attachment
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Molecular Modeling of Supramolecular Systems with Controllable Stimuli-Responsive Properties
L'abstract è presente nell'allegato / the abstract is in the attachment
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Multiscale Molecular Modelling and Advanced Simulations of Dynamic Supramolecular Systems
L'abstract è presente nell'allegato / the abstract is in the attachment
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Copper(I) phenanthroline complexes and supramolecular systems containing fullerenes: Photophysics, photochemistry and potential applications in sustainable energy technologies.
… technologies. We presented also a few supramolecular systems containing fullerene, e.g. dendrimers, dyads and triads.The most complex among these arrays, which contain porphyrin moieties, are presented in the final chapter. They undergo photoinduced energy- and electron transfer …
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Part I. Supramolecular Star Polymers Based on Ditopic Hydrogen-Bonding Modules. Part II. The Concept of Fidelity as a Framework for Evaluating the Behavior of Complex Supramolecular Systems
… these more complex multi-component recognition systems. Part 2 of this dissertation reports undesired, cross-recognition in several commonly used triply and quadruply hydrogen-bonded complexes to assess the likelihood of orthogonal recognition. Modeling of the equilibria in several …
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CERBERUS-TYPE TRISANIONIC TRISNHC AND ITS ZWITTERIONIC GOLD AND SILVER COMPLEXES
… proven by the construction of homotrimetallic systems. The resulting zwitterionic metal complexes of type [(MPPh)<sub>3</sub>(NHC)] (M = Au or Ag) have been fully characterized by spectroscopic techniques, as well as elemental analysis. To our knowledge, this NHC is the first trisanionic …
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Toward the Synthesis of Trianionic Cerberus-Type N-Heterocyclic Carbenes and their Zwitterionic Gold and Silver Complexes
… With their unique topological properties, these systems have the potential to serve as building blocks for the preparation of novel metalorganic frameworks such as supramolecular cages and organometallic polymers, systems not accessible with the current arsenal of neutral Cerberus-type trisNHCs. …
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Designing conjugated polymer-based functional materials via the incorporation of supramolecular complexities
… unique photophysical and/or redox properties, supramolecular systems and conjugated polymers (CPs) have emerged as the ideal candidates for such applications. This dissertation details the design and synthesis of various CPs with pendant supramolecular complexes. The marriage of these two …
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Femtosecond Time-Resolved Laser Spectroscopic Studies on the Electron Dynamics in Heterostructured Nanomaterials
… the charge carrier dynamics in nano- and supramolecular systems will pave the way to emergent optoelectronic and photovoltaic applications based on the design of functional nanoarchitectures. Moreover, exploring novel combinations, which are earth-abundant and environmentally benign, will …
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Supramolecular approaches to cryorelaxors for biological NMR studies
… relaxation agents, particularly those based on supramolecular systems. The next chapter describes the preparation, characterization, and studies of the behaviour of calixarene complexes incorporating potentially freely rotating guests. Ten calixarene complexes have been prepared and …
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Characterization and Synthesis of Cyclodextrin Inclusion Complexes and their Applications as Fluorescent Probes for Sensing Biomacromolecules
… important scaffolds for the design of functional supramolecular systems. This thesis explored the interaction of heptakis-[6-deoxy-6-(2-aminoethylsulfanyl)]-β-cyclodextrin (1) with many hydrophobic guest molecules. The binding constants of CD host-guest interactions were measured using ITC and …
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Biomimetic models for redox enzyme systems
Supramolecular chemistry involves the study of noncovalent interactions that take place between molecules. A supramolecule or host-guest complex is formed when a noncovalent binding or complexation event occurs between two such molecules. Hydrogen bonds, electrostatics, pi-stacking, hydrophobic …
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Three-photon Absorption Process In Organic Dyes Enhanced By Surface Plasmon Resonance
… the 3PA of Hematoporphyrin IX and J-aggregate supramolecular systems. As a result, we were able to propose the use of 3PA in photodynamic therapy using Photofrin, the only drug approved by the FDA for PDT.
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Ferrocene-derived Heterobimetallic Supramolecular Architectures: Synthesis, Guest Encapsulation and Stimulus-Responsive Studies
Metallosupramolecular architectures are increasing in popularity due to their range of applications and ease of self-assembly. Many are able to readily change their shape and/or function in response to external stimuli and have the ability to encapsulate guest molecules within their internal …
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Dibenzo-30-crown-10: Synthetic optimization and studies of the binding conformation
… host-guest chemistry as a discipline within supramolecular chemistry. Crown ethers form complex molecules containing organic cations and neutral organic molecules. Additionally, they form components in supramolecular architectures such as catenanes, rotaxanes, and supramolecular polymers. …
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Biofunctionalised Coordination Cages and Quantified Speciation in Supramolecular Mixtures
Coordination cages formed by supramolecular self-assembly are excellent candidates for the selective encapsulation of molecules and sheltering these guests from their environment after uptake. The easily tuneable nature of these 3D-structures can make them versatile carriers in applications such as …
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