Browsing Chemistry (Theses and Dissertations) by Title
Now showing items 153-172 of 398
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Investigation into the interactions of quantum dot based systems
(Trinity College (Dublin, Ireland). School of Chemistry, 2012)The main aim of this thesis is to develop a range of new nanomaterials and composite materials based on fluorescent semiconducting nanoparticles (quantum dots). The work involves the synthesis and characterisation of various ... -
Investigation of LiMo3Se3 nanowires, nanowire networks and ion-exchanged X+ {Mo3Se3}- networks
(Trinity College (Dublin, Ireland). School of Chemistry, 2011)With the limits of current silicon processing techniques drawing nearer, the "bottom up" approach for future technologies has become a focus of major research worldwide. This requires detailed studies of possible replacement ... -
Investigation of novel photosensitisers for photodynamic cancer therapy
(Trinity College (Dublin, Ireland). School of Chemistry, 2013)Photodynamic therapy (PDT) has developed over last century and is now becoming a more widely used medical tool having gained regulatory approval for the treatment of various diseases such as cancer and macular degeneration. ... -
An investigation of the electrical behaviours of metallic, semiconducting and core-shell nanowires
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2018)From a device point of view, metallic nanowire networks provide a route to highly transparent, highly conductive, flexible, easy-to-fabricate and low-cost materials. The large-scale integration of these materials in ... -
Investigation of the Structure-Property Relationships of Photoactive Surfactants
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2018)Surfactants are functional and versatile molecules, common to a plethora of industries and applications as emulsifying, wetting, dispersing and foaming agents. The usefulness of surfactants is a result of their amphiphilicity; ... -
Investigation of vertically stacked hybrid devices
(Trinity College (Dublin, Ireland). School of Chemistry, 2015)Conductive carbon thin films are known to be promising candidates for future electrode materials for micro/nano-electronic device applications due to their favourable electrical properties and diversity of formation. In ... -
Investigations into Metal-Binding Groups to Probe the DNA Repair Nuclease SNM1A
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2021)SNM1A is a nuclease that is implicated in DNA interstrand crosslink repair and as such is of importance to regular cellular function. However, little is known about its roles, regulation, interaction partners or posttranslational ... -
Investigations of the potential use of ruthenium-ODN conjugates as antisense agents in chronic myeloid leukaemia
(Trinity College (Dublin, Ireland). School of Chemistry, 2002)The work presented in this thesis describes the synthesis of two ruthenium oligodeoxynucleotide (ODN) conjugates and their application as potential photoactive antisense agents in a model Chronic Myeloid Leukaemia (CML) ... -
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 ... -
Lanthanide luminescent self-assembly complexes : from solution studies to mechanical sensing on gold surfaces
(Trinity College (Dublin, Ireland). School of Chemistry, 2009)This thesis entitled "Lanthanide Luminescent Self-Assembly Complexes: From Solution Studies to Mechanical Sensing on Gold Surfaces" is divided into five Chapters. Chapter 1 gives a detailed account of lanthanide-based ... -
Lanthanide-directed self-assembly formations from novel dipicolinic acid derivatives
(Trinity College (Dublin, Ireland). School of Chemistry, 2014)This thesis, entitled “Lanthanide-Directed Self-Assembly Formations from Novel Dipicolinic Acid Derivatives” is divided into six chapters. Chapter 1, the introduction, gives an overview of the lanthanide ions including ... -
Ligand design for controlling dimensionality and chirality in novel lanthanide-organic hybrid materials with tuneable optoelectronic properties
(Trinity College (Dublin, Ireland). School of Chemistry, 2015)The research presented in this thesis looks into the development of novel inorganic-organic hybrid materials with a particular focus on exploiting lanthanide(III) ions. The project considers the synthesis and structural ... -
Liquid Phase Exfoliation, characterization, and printing of SnSe and PtSe2 devices
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2024)The demand for optical-to-electrical and/or electrical-to-optical transducers is growing exponentially as optics are increasingly adopted for energy-efficient data transmission. Displays and light sensors are increasingly ... -
Luminescent and paramagnetic lanthanide based complexes as biological probes and diagnostic imaging agents
(Trinity College (Dublin, Ireland). School of Chemistry, 2011)This thesis entitled "Luminescent and Paramagnetic Lanthanide Based Complexes as Biological Probes and Diagnostic Imaging Agents" is divided into seven chapters. Chapter 1, the introduction, is divided into two sections. ... -
Luminescent self-assembled supramolecular polymers and microspheres based on Benzene-1,3,5- tricarboxamide (BTA) derivatives
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2018)This thesis, entitled ‘Luminescent Self-assembled Supramolecular Polymers and Microspheres Based on Benzene-1,3,5-tricarboxamide (BTA) Derivatives’ describes the syntheses and characterisation of a new range of tripodal ... -
Magnetic nanoparticle-supported catalysts and novel organocatalysts for enantioselective synthesis
(Trinity College (Dublin, Ireland). School of Chemistry, 2013)A study concerning the immobihsation onto magnetic nanoparticles of two useful classes of chiral organocatalyst which rely on a confluence of weak, easily perturbed van der Waals and hydrogen bonding interactions to promote ... -
Manganese Coordination Complexes: From Magnetism to Water Oxidation
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2020)Ever increasing energy demands and the closely related issue of global warming derived from fossil fuel combustion have encouraged the development of renewable energy sources and energy storage concepts as one of the most ... -
Manipulation of enzyme activity via substrate based control: a new paradigm in drug design
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2020)This thesis documents our approach to the manipulation of enzyme activity in previously underexploited pathways through the design of artificial substrates. It was envisaged that this strategy would enable the discovery ... -
Mathematical modelling of diffusion in physico-chemical systems
(Trinity College (Dublin, Ireland). School of Chemistry, 2000)The purpose of this thesis was to investigate the usefulness of mathematical modelling as an aid to understanding the physico chemical processes of iontophoresis in transdermal drug delivery and electrochemical sensor ... -
Mechanical properties of one-dimensional nano-systems
(Trinity College (Dublin, Ireland). School of Chemistry, 2010)The measurement of mechanical properties of nano-scale materials is paramount for their safe and efficient incorporation into devices. Techniques to perform these measurements are reviewed here with a particular interest ...