Browsing Chemistry (Theses and Dissertations) by Title
Now showing items 200-219 of 395
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New technology for the extraction of energy critical metals from weee and removal of PFOA from water
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2018)ABSTRACT Electrical and electronic equipment contains a plethora of energy critical metals which eventually concentrates in the annual 20-50 million metric tonnes of e-wastes produced globally. This has been identified ... -
Nitrogen containing aromatic ligands : nitrogen-heterosuperbenzene and derivatives
(Trinity College (Dublin, Ireland). School of Chemistry, 2003)In Chapter 1, the potentially terdentate C,N,N' chelating monoanionic aryl diamine ligand "Diam" is manipulated, resulting in the synthesis of several novel compounds. This includes DiamZnEt, the first organometallic complex ... -
Nitrogenation of carbon surfaces via photoinduced reactions
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2018)Carbon based materials have emerged in last decades as a promising area of interest in the scientific research. Their wide range of applications goes from the biomedical to the energetic sector thanks to their incredibly ... -
Non-covalent interactions in supramolecular hybrid polyoxometalates
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2020)Polyoxometalates (POMs) are a species of discrete anionic polynuclear metal-oxo clusters made from early transition metals in their higher oxidation states. Together with organic ligands they can be assembled in hybrid ... -
Non-crystalline nitrogenated carbon electrode materials: Bulk and surface doping methods for controlling electrochemical properties
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2020)Carbon is ubiquitous as an electrode material and its electronic and capacitive properties and its surface chemistry are suitable for electrode materials for several applications such as fuel cells, capacitive storage ... -
Novel Approaches to Probe the Activity of Deubiquitinating Enzymes
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2021)Ubiquitination is a highly conserved post-translational modification that regulates a multitude of critical cellular events. This process is orchestrated by a complex enzymatic network. Deubiquitinating enzymes (DUBs) ... -
Novel bifunctional organocatalysts for enantioselective synthesis
(Trinity College (Dublin, Ireland). School of Chemistry, 2007)Inspired by the efficiency and selectivity achievable by hydrogen bonding in biological catalysis, the work in this thesis is concerned with the application of these principles to the development of small chiral organic ... -
Novel biomimetic organocatalysts and asymmetric formal cycloaddition reactions using enolisable anhydrides as nucleophiles
(Trinity College (Dublin, Ireland). School of Chemistry, 2013)The synthesis of a biomimetic organocatalyst bearing functional groups mimicking the active residues in the active site of the oxidoreductase enzyme non-phosphorylating glyceraldehyde-3-phosphate dehydrogenase (GAPN) has ... -
Novel btp [2,6-bis(1,2,3-triazol-4-yl)pyridine] systems: a versatile motif for the formation of supramolecular self-assembly structures
(Trinity College Dublin, 2015)This thesis, entitled “Novel btp [2,6-bis(1,2,3-triazol-4-yl)pyridine] systems: a versatile motif for the formation of supramolecular self-assembly structures” describes the synthesis and characterisation of a range of new ... -
Novel Chemical Modalities and Methods for Protein Profiling
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2024)The activity of proteins is pivotal to the chemistry of cells. In order to deconvolute the complexity of living systems, chemical tools can be used to study active proteins under different cellular states. Amongst these ... -
Novel colorimetric and fluorescent sensors for anions
(Trinity College (Dublin, Ireland). School of Chemistry, 2010)This thesis, entitled "Novel Colorimetric and Fluorescent Sensors for Anions" consists of six Chapters. Chapter 1 provides an introduction into the field of anion sensing using fluorescent and colorimetric sensors, within ... -
Novel Ir(III)-based Triplet Photosensitisers For Triplet-Triplet Annihilation Upconversion
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2019)Chapter 1 contains introduction to the topic of triplet-triplet annihilation upconversion (TTA-UC), including the process of upconversion, the properties of efficient photosensitiser (PS) molecules and the other uses that ... -
Novel lanthanide luminescent materials : sensing in solution and on solid surfaces
(Trinity College (Dublin, Ireland). School of Chemistry, 2012)This thesis entitled "Novel Lanthanide Luminescent Materials: Sensing in Solution and on Solid Surfaces" is divided into seven chapters. Chapter 1, the introduction, is divided into two sections. The first half introduces ... -
Novel macrocyclic and acyclic ligands for metal ion coordination - design, synthesis and physical evaluation
(Trinity College (Dublin, Ireland). School of Chemistry, 2003)Supramolecular chemistry is a relatively young discipline dating back to the late 1960s and early 1970s and, as such, is a highly diverse and dynamic field incorporating organic, inorganic and physical chemistry. Much of ... -
Novel nanoscale phenomena on Si(100). STM and DFT investigation of nanoscale contract and molecular adsorption
(Trinity College (Dublin, Ireland). School of Chemistry, 2009)Prompted by the limited information that might be harnessed en route to the rational design of molecular scale electronic devices, the research undertaken within this thesis is concerned with the self assembly mechanisms ... -
Novel nanoscopic manganese-oxo clusters - supramolecular and coordination chemistry approaches towards molecular magnetic materials
(Trinity College (Dublin, Ireland). School of Chemistry, 2015)This work focuses on coordination chemistry approaches for the preparation of novel nanoscopic Mn coordination clusters with unique molecular magnetic properties. The project involves the synthesis and structural ... -
Novel photophysical and sequence based probes for DNA
(Trinity College (Dublin, Ireland). School of Chemistry, 2003)The aim of this research project was to develop novel DNA photophysical and sequence based probes. The sequence based probes were designed to target the diagnostic bcr/abl sequence of the Philadelphia chromosome that is ... -
Novel system development for combined scanning tunneling microscopy & surface stress measurements to investigate the origins of surface forces
(Trinity College (Dublin, Ireland). School of Chemistry, 2009)The oxidation of the silicon surface has been widely studied due to its vast scientific and technological importance. However, despite extensive work on the topic the exact details of the oxidation reaction still remain a ... -
Nucleoside and Oligonucleotide Modification for Targeting the DNA Damage Repair Enzyme SNM1A
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2024)The exonuclease SNM1A is a key enzyme involved in the repair of interstrand crosslinks, a highly cytotoxic form of DNA damage. As cells depleted in this enzyme display increased sensitivity to chemotherapeutic agents such ... -
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 ...