Browsing Chemistry (Theses and Dissertations) by Title
Now showing items 374-393 of 395
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The synthesis, spectroscopic and electrochemical investigation of thienyl derivatives of polyaromatic hydrocarbons
(Trinity College (Dublin, Ireland). School of Chemistry, 2010) -
Thio(Urea) derivatives : from anion sensing and recognition towards supramolecular assemblies
(Trinity College (Dublin, Ireland). School of Chemistry, 2012)This thesis entitled (Thio)Urea Derivatives - From Anion Sensing and Recognition to Supramolecular Assemblies consists of seven chapters. Chapter 1 provides an introduction to the field of anion sensing using various organic ... -
Thiol-Ene "Click" A Radical Tool for Chemoselective Modification and Labelling of Biomolecules
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2023)Thiol-Ene Click chemistry represents a venerable reaction in chemical synthesis, allowing the efficient formation of a sulfur-carbon bond from thiol and alkene reaction partners. This reaction has found myriad applications ... -
Toward Molecular Quantum-Dot Cellular Automata: A Scanning Tunnelling Microscopy investigation
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2018)In this work we used scanning tunnelling microscopy and scanning tunnelling spectroscopy to investigate the adsorption, assembly and electronic properties of two different ferrocene-decorated porphyrins on both metallic ... -
Towards a comprehensive system for the recognition of double helical DNA : Components for base pair recognition in the major groove
(Trinity College (Dublin, Ireland). School of Chemistry, 2002)This thesis describes the attempted synthesis of sequence selective double-stranded DNA-binding ligands. It had been intended to provide a comprehensive DNA recognition system via two different tricyclic heterocyclic motifs. ... -
Towards a comprehensive system for the recognition of double helical DNA : components for T and A
(Trinity College (Dublin, Ireland). School of Chemistry, 2000)This thesis gives an account of the attempted synthesis of sequence selective double stranded DNA ligands. Two distinctive ligands types were envisaged, a pyrrolo[2', 3': 4, 5] thieno [2, 3-d]imidazole system (1.40 and ... -
Towards binuclear metal complexes as probes for DNA : a study of bis-phenanthroline ruthenium (II) dipyrido[3,2-d:2'3'-f]quinoxaline and its derivatives
(Trinity College (Dublin, Ireland). School of Chemistry, 2003)The synthesis of the novel ligand methyldipyrido [3,2-f:2',3'-h]quinoxaline-2-carboxylate (mdpqc), with an electrophilic site for the attachment of a flexible tail, is presented. The synthesis, purification and characterisation ... -
Towards carbohydrate recognition in aqueous media
(Trinity College (Dublin, Ireland). School of Chemistry, 2002)Chapter One provides a brief introduction to supramolecular chemistry. The types of interactions involved in host-guest chemistry are discussed as well as the principles behind the design of a receptor. Chapter Two examines ... -
Towards Improved Characterisation and Synthesis of Two-Dimensional Transition Metal Dichalcogenides
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2021)Two-dimensional (2D) transition metal dichalcogenides (TMDs) are a fast growing and highly researched area in modern materials science. The numerous potential advances, made possible by their oft-quoted, varied, and ... -
Towards novel constrained resorcarene-based platforms
(Trinity College (Dublin, Ireland). School of Chemistry, 2007)This thesis entitled "Towards Novel Constrained Resorcarene-Based Platforms" is divided into seven chapters. In Chapter 1, an introduction to resorcarene chemistry is given and a discussion of the various possible isomers ... -
Towards the fixation, storage and activation of carbon dioxide using iminodiacetic acid-based coordination compounds
(Trinity College (Dublin, Ireland). School of Chemistry, 2015)The main purpose of the current study was to expand, and fully explore, the library of known coordination compounds that form from the aqueous hpdta reaction system. The study examines the role hpdta coordination compounds ... -
Transmission electron microscopy and spectroscopy of carbon-based nanomaterials
(Trinity College (Dublin, Ireland). School of Chemistry, 2016)Carbon-based nanomaterials, such as graphene, Carbon Nanotubes and fullerenes, have attracted a great deal of interest from the materials research community; especially in electronic and sensing applications. Despite all ... -
Triazole-pyridine derivatives: versatile building blocks for metallosupramolecular assemblies and materials
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2020)This thesis, entitled "Triazole-Pyridine Derivatives: Versatile Building Blocks for Metallosupramolecular Assemblies and Materials", describes the design, synthesis and characterisation of a series of 1,2,3-triazol-4-yl- ... -
Triplet Photosensitisers: From Molecular Designto Light-Driven Applications
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2022)Transition metal complexes, particularly Ir(III) and Ru(II), exhibit attractive photophysical properties and have long been the subject of scientific research owing to their use in various light-driven applications. This ... -
Two dimensional semiconducting transition metal dichalcogenides via thermally assisted conversion - synthesis, characterisation and electronic properties
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2018)2D transitional metal dichalcogenides (TMDs) are of major interest to the research and electrical engineering community. A number of TMDs are semiconducting and have a wide range of bandgaps, they can exhibit n- or p- ... -
Two-dimensional Materials for Energy Storage and Harvesting
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2020)Energy storage and harvesting have become a global concern due to the ever-increasing demand for energy and upcoming depletion of natural resources. As a family of Van der Waals layered crystals, metal chalcogenides (MCs) ... -
Ultrasonic spray pyrolysis and electroless deposition for the synthesis of nanostructured metal / carbon microspheres
(Trinity College (Dublin, Ireland). School of Chemistry, 2014)The objective of this work is to synthesis various nano-metallic carbon microsphere composite materials for environmental and catalytic applications. Ultrasonic spray pyrolysis and electroless deposition techniques were ... -
Understanding carbon-biomolecules interactions for the rational design of carbon-based biomaterials
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2018)Carbon-based materials have shown an outstanding performance in the biomedical field and the desire of understanding the impressive bioresponse towards carbon materials is an attractive prospect for design of improved ... -
Unravelling the Pivotal Role of Atropisomerism for Cellular Internalization
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2022)Atropisomerism presents an intriguing, often neglected, source of varied biological activity in drug development. For a stable atropisomeric drug mixture, assessment of individual atropisomers may reveal an individual ... -
Uranium Thiocyanate Compounds in Multiple Oxidation States
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2019)A comprehensive structural, magnetic, spectroscopic and computational study has been carried out on a series of high symmetry 5f2 uranium(IV) thiocyanate and selenocyanate complexes, of formula A4[U(NCS(e))8] (A = Me4N, ...