Browsing Chemistry (Theses and Dissertations) by Title
Now showing items 31-50 of 394
-
Calix[4]arene-based hosts for lanthanide and anion binding : synthesis and physical studies.
(Trinity College (Dublin, Ireland). School of Chemistry, 2007)This thesis, entitled "Calix[4]arene-based hosts for lanthanide and anion binding: synthesis and physical studies" is divided into five chapters. Chapter 1 provides an introduction to the chemistry of calix[4]arenes, an ... -
Carbon based nanomaterials application in dye sensitized solar cell
(Trinity College (Dublin, Ireland). School of Chemistry, 2014)Sunlight is the largest of all available carbon-neutral energy sources. Therefore, currently solar cell or photovoltaic cell based technologies, which can convert solar energy into electricity, are of extreme importance. ... -
Carbon nanotube-polymer composites
(Trinity College (Dublin, Ireland). School of Chemistry, 2009)Since their discovery in 1991, carbon nanotubes have generated a lot of activity in many areas of science and engineering due to their unprecedented superlative mechanical, thermal and electronic properties. This combination ... -
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 ... -
Characterisation of n-ferrocenyl alkanethiol self-assembled monolayers
(Trinity College (Dublin, Ireland). School of Chemistry, 2007)The study of self-assembled monolayers and their applications in chemistry and materials science have been of interest since the early 1980's. Due to their stable and dense structure self-assembled monolayers have been ... -
Chiral hypernucleophilic acylation catalysts and synthesis of bipyridyls via palladium-catalysed reductive homocoupling of chloropyridines
(Trinity College (Dublin, Ireland). School of Chemistry, 2001)Chapter 1 of this thesis discusses the explosion of interest in the non-enzymatic kinetic resolution of secondary alcohols catalysed by chiral derivatives of the hypemucleophilic acylation catalyst, 4-dimethylaminopyridine. ... -
Chiral lanthanide-directed self-assembly : ligand substitution as a path to functionally diverse supramolecular complexes
(Trinity College (Dublin, Ireland). School of Chemistry, 2014)Entitled “Chiral Lanthanide-Directed Self-Assembly: Ligand Substitution as a Path to Functionally Diverse Supramolecular Complexes”, this thesis is divided into seven chapters. Chapter 1, the introduction, aims to address ... -
Chiroptically-active metal oxide nanomaterials
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2018)The aim of this work was to develop and characterise a variety of new chiroptically-active metal oxide nanomaterials, with a view to exploring their potential enantioselective catalytic, biomedical, chiroptical applications. In ... -
Chiroptically-Active Quantum Nanostructures
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2018)In this research, a wide variety of fluorescent nanoparticles have been synthesised and analysed through the lens of optical activity and potential chiroptical applications. Cadmium and cadmium-free fluorescent nanoparticles ... -
Combined scanning tunneling microscopy (STM) & surface stress measurements (SSM) of chemical reactions on semiconductor surfaces : oxidation of the Si(111)-(7x7)surface
(Trinity College (Dublin, Ireland). School of Chemistry, 2012)A novel combined scanning tunneling microscopy (STM) and surface stress measurement (SSM) system has been developed to allow absorbate-induced changes in surface stress to be measured and related to the structural and ... -
Comparison of Pyrite Found at the Navan Deposit, Tara Mines, Ireland, with 95% Pure Commercially Available Pyrite
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2021)A study was conducted to compare the morphological, chemical, crystallographic, and froth flotation characteristics of pyrite found in the Navan deposit and processed at Boliden Tara Mines, Ireland, with 95% pure pyrite ... -
Computational analysis of the defect chemistry of ceria
(Trinity College (Dublin, Ireland). School of Chemistry, 2013)One of the most important issues facing humanity is the impending threat of climate change. In order to combat the rising levels of atmospheric pollutants, many new technologies are being developed to alleviate the strain ... -
Computational Modelling and Design of Cathode Materials for Sustainable Energy Applications
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2022)Unravelling the activity and selectivity of novel heterogeneous catalysts requires a deep understanding of the effects unfolding at the catalytic surface. Particularly, this thesis emphasises the relevance of dopant ... -
Computational Modelling of Perovskite-based Materials for Solid Oxide Fuel Cell Applications
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2022)The development and use of clean and renewable modes of power generation is essential to address the increasing environmental and health concerns associated with fossil fuel consumption. Solid oxide fuel cells (SOFCs) ... -
Computational modelling of solid oxide eletrolytes and their interfaces for energy applications
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2018)One of the greatest challenges we are currently facing is the development of efficient, clean and environmentally friendly methods of converting and storing energy from renewable resources. Solid oxide fuel cells and solid ... -
Computational Modelling, Synthesis and Biological Evaluation of Guanidinium-like Derivatives as Protein Kinase Inhibitors for the Treatment of Cancer
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2018)Kinases have emerged as one of the most intensively pursued targets in current medicinal chemistry research, and to date, the FDA has approved 31 small molecule kinase inhibitors (SMKI), with several therapeutic applications, ... -
Computational studies of lithium complexes and alkanes
(Trinity College (Dublin, Ireland). School of Chemistry, 2001)This thesis studies via computation "non-standard" aspects of the chemistry of two different systems; lithium complexes and alkanes. Various approaches to modelling of these species is investigated: classical forcefield, ... -
Computational study of the a1A-adrenoceptor and its ligands
(Trinity College (Dublin, Ireland). School of Chemistry, 2005)Adrenoceptors belong to the 'super-family' of seven transmembrane domain receptors known as G protein coupled receptors (GPCRs), which produce their effects through coupling with G proteins. Nine different subtypes of ... -
Computational study of the alpha1-Adrenoceptor subtypes and their ligands
(Trinity College (Dublin, Ireland). School of Chemistry, 2008)Adrenoceptors (AR) belong to the G-protein coupled receptor (GPCR) family. These receptors play an important role in regulating many processes in the body related to the central nervous system, vascular system and many ... -
Computer modelling of metal oxides
(Trinity College (Dublin, Ireland). School of Chemistry, 2014)Metal oxide ceramics constitute a group of inorganic compounds with a rich set of properties that have found use in many technological applications of present relevance. Defects in the crystalline structure of these materials ...