Chemistry (Theses and Dissertations): Recent submissions
Now showing items 301-320 of 435
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New magnetic nanocomposite materials
(Trinity College (Dublin, Ireland). School of Chemistry, 2007)The main aim of this project is to develop new iron oxide based nanomaterials with potential biomedical applications. This work involves the synthesis of various magnetite, maghemite and cobalt ferrite nanocomposites, the ... -
Synthesis, biological evaluation and subsequent SAR of four novel families of alkyliphatic twin drugs
(Trinity College (Dublin, Ireland). School of Chemistry, 2007)The I2-IBS is a well known binding site widely distributed in the body of both animals and humans. It is suspected that they are an allosteric binding site of MAO-B. They have also been linked to several conditions such ... -
Electrochemistry of the organic molecule methylene blue
(Trinity College (Dublin, Ireland). School of Chemistry, 2008)The first Chapter deals with the general information about chemically modified electrodes, what they are, the development of fabrication techniques, and relevant applications of modified electrodes. This is followed by ... -
CdTe based nanocomposite materials for biological imaging
(Trinity College (Dublin, Ireland). School of Chemistry, 2008)The main goal of this research is to develop new CdTe QD based nanomaterials and demonstrate their potential for biological applications, in particular their use as fluorescent bioimaging tools. This work involves the ... -
Electrochemical studies of the oxygen evolution reaction at passive oxide covered Ni, Co and Fe electrodes in aqueous alkaline solution
(Trinity College (Dublin, Ireland). School of Chemistry, 2008)There has been an abundance of publications over the last twenty years on electrode materials proposed to be suitable catalysts for the oxygen evolution reaction (o.e.r.) in concentrated alkaline solution. Although it is ... -
Synthesis of novel heteromacrocyclic compounds
(Trinity College (Dublin, Ireland). School of Chemistry, 2005)Macromolecular systems containing pyridine subunits have been the focus of much attention. The availability of the lone-pair electrons of the pyridine nitrogen atom makes these moieties particularly attractive as chelating ... -
New carbon nanotube composites
(Trinity College (Dublin, Ireland). School of Chemistry, 2006)The main goal of this research is to prepare new chemically functionalised carbon nanotubes and their composite materials and to investigate their properties. This work is focused on the use of organometallic chemistry for ... -
Functionalised POSS for materials science applications
(Trinity College (Dublin, Ireland). School of Chemistry, 2006)The main aim of this work is to develop chemistry of POSS and related materials, which might have potential applications in nanotechnology. Chapter 1 of the thesis provides a general introduction into the area of POSS and ... -
Synthesis and investigation of transaminase mimics
(Trinity College (Dublin, Ireland). School of Chemistry, 2006)Chiral amines have been the subject of much attention in view of their wide scope of applications ranging from catalysts in asymmetric synthesis to intermediates for pharmaceuticals and agrochemicals. Consequently, a great ... -
Preparation and characterisation of porous silicon and porous silicon based composite materials
(Trinity College (Dublin, Ireland). School of Chemistry, 2006)The main aim of the thesis was to develop new advanced materials based on porous silicon. In chapters II and III, the fabrication of porous silicon by electrochemical etching using different aqueous and organic electrolytes ... -
Synthesis and physical evaluation of urea- and thiourea-based receptors and sensors for anions
(Trinity College (Dublin, Ireland). School of Chemistry, 2007)This thesis, entitled “Synthesis and Physical Evaluation of Urea- and Thiourea-based Receptors and Sensors for Anions”, consists of five chapters. Chapter 1 briefly introduces the field of molecular sensing, followed by a ... -
Photophysical and Biological Profiling of Ruthenium(II) Polypyridyl Complex-based Systems
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2019)Ruthenium(II) polypyridyl complexes have been shown to be promising compounds for the design of novel metal-based therapeutic and imaging agents due to their attractive and tuneable photochemical, photophysical and redox ... -
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, ... -
Development of Novel Thiol-ene Ligation Strategies for Thiosugar and Peptide Synthesis
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2019)This thesis, entitled ?Novel Thiol-ene Ligation Strategies for Thiosugar and Peptide Synthesis?, is composed of 6 Chapters. The first chapter gives an overview of the radical-mediated thiol-ene and thiol-yne addition ... -
Bio-inspired aryldiazonium cabrohydrate coatings; synthesis, suface modification and applications in biofilm control
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2019)This thesis examines the use of aryldiazonium surface modification strategies in order to produce surfaces terminated with saccharide functionality with applications in controlling surface bound biofilm progression. To ... -
On the Reactivity of Graphene and MoS2 and the Preparation of their Heterostructures
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2019)Graphene and MoS2 are two of the most popular materials in an ever widening range of two dimensional nanosheets that possess valuable and novel properties. It is not a case of if, but when, they become commonplace as ... -
Practical and enantioselective amino acid synthesis via novel catalytic ring opening processes
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2019)A novel methodology for the kinetic resolution (KR) of tetrachloroisopropoxycarbonyl (TCIC) substituted oxazinones via alcoholysis to afford enantioenriched and orthogonally protected β-amino acids has been developed. Upon ... -
Electrochemical probing of the nanostructure of non-crystalline nitrogenated carbon materials for electrocatalysis
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2019)Carbon materials are applied in a variety of electrochemical applications including fuel cells, electrolyzers, batteries, supercapacitors and biosensors. The doping of carbon materials with heteroatoms such as nitrogen has ... -
A junction level study of the activation process in nanowire networks
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2019)Nanowire networks are promising memristive architectures for neuromorphic computing applications due to their connectivity and neurosynaptic-like behaviours. In this PhD thesis, we demonstrate a self-similar scaling 1 of ... -
Structure and conformation of photosynthetic pigments and related compounds. Conformation analysis of chlorophyll derivatives
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2019)The computational program, Normal-Coordinate Structural Decomposition (NSD), provides meaningful information that allows a comparative analysis about the conformation of tetrapyrroles. Their conformation has an intrinsic ...