Chemistry: Recent submissions
Now showing items 61-80 of 1366
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Effects of N-functional groups on the electron transfer kinetics of VO<sup>2+</sup>/VO<sub>2</sub><sup>+</sup> at carbon: Decoupling morphology from chemical effects using model systems
(2024)Carbons and nanocarbons are important electrode materials for vanadium redox flow battery applications, however, the kinetics of vanadium species are often sluggish at these surfaces, thus prompting interest in ... -
Structuring and functionalisation of chemical vapour deposited graphene
(Trinity College (Dublin, Ireland). School of Chemistry, 2016)Graphene has fascinated researchers since its discovery in 2004 due to its extraordinary physical, electrical and optical properties. In order to exploit its potential for industrial applications, the mass production of ... -
Liquid Processed Nano As4S4/SWCNTs Composite Electrodes for High-Performance Li-Ion and Na-Ion Battery Anodes
(2024)The liquid-phase exfoliation process has been successfully applied to nonlayered materials to produce quasi-2D nanoplatelets. A slight variation in bonding anisotropy in the starting material can result in the formation ... -
Effect of the Precursor Metal Salt on the Oxygen Evolution Reaction for NiFe Oxide Materials
(2024)Bimetallic nickel-iron based oxides are regarded as one of the most promising catalysts for the oxygen evolution reaction (OER). In this study, we show that the precursor metal salts can affect the OER activity of the ... -
Liquid-Phase Exfoliation of Arsenic Trisulfide (As2S3) Nanosheets and Their Use as Anodes in Potassium-Ion Batteries
(2024)Here, we demonstrate the production of 2D nanosheets of arsenic disulfide (As2S3) via liquid-phase exfoliation of the naturally occurring mineral, orpiment. The resultant nanosheets had mean lateral dimensions and thicknesses ... -
Effect of the synthesis route and Co Coverage on Co / Ti3C2Tx materials for the oxygen evolution reaction
(2024)Green hydrogen resulting from water electrolysis is a key component for the transition to a renewable energy economy. However, it's success highly depends on active and stable electrocatalysts for the oxygen evolution ... -
2D Titanium Carbide MXene and Single-Molecule Fluorescence: Distance-Dependent Nonradiative Energy Transfer and Leaflet-Resolved Dye Sensing in Lipid Bilayers
(2024)Despite their growing popularity, many fundamental properties and applications of MXene materials remain underexplored. Here, the nonradiative energy transfer properties of 2D titanium carbide MXene are investigated and ... -
Novel hetero-fluoranthenes towards nitroaromatic sensing
(Trinity College (Dublin, Ireland). School of Chemistry, 2016)Summary: Chapter 1: This chapter gives a broad literature review to explosives and nitroaromatic sensing of polyaromatic hydrocarbons (PAHs) particularly fluoranthenes which are discussed in subsequent chapters. The concept ... -
Development of glycosylated molecular scaffolds as potential anti-cancer therapeutics
(Trinity College (Dublin, Ireland). School of Chemistry, 2016)The requirement for cell-type specific targeting of anti-cancer therapeutics is crucial to improve treatment and the pallitive care of patients. In this regard, the field of glycotherapeutics has witnessed a surge in ... -
The liquid phase exfoliation of transition metal oxides for high energy metal oxides for high energy Li-ion batteries
(Trinity College (Dublin, Ireland). School of Chemistry, 2017)Compared to other electrochemical energy sources, lithium ion (Li-ion) batteries represent the choice energy storage device for small hand held electronics such as power tools or cellphones. This is due mainly to the balance ... -
Energy and environment : solid state simulation of novel photovoltaic and catalytic materials
(Trinity College (Dublin, Ireland). School of Chemistry, 2016)The current global dependence on fossil fuels as the world’s primary energy supply presents many disadvantages, including the limited nature of these resources, the harmful effects their combustion has on human health and ... -
Unlocking the structure-property relationships of conjugated polyelectorlytes and photoactive surfactants to design functional responsive materials
(Trinity College (Dublin, Ireland). School of Chemistry, 2017)Self-assembly is an elegant method for the preparation of functional responsive materials. This thesis focuses on understanding the self-assembly properties of photoactive soft matter systems (e.g. polymers, polyelectrolytes, ... -
Nickel based metal oxide catalysts for electrochemical alkaline water splitting
(Trinity College (Dublin, Ireland). School of Chemistry, 2016)In this work the redox, the electrocatalytic and mechanistic properties for the oxygen evolution reaction (OER) of three classes of nickel based oxide electrodes were examined. The oxide materials studied were hydrous ... -
Development of new magnetic nanostructures
(Trinity College (Dublin, Ireland). School of Chemistry, 2016)The main goal of this project is to develop a series of magnetic nanomaterial composites to be used in catalysis, enantiomeric separation or biomedical applications. The design of new magnetic nanostructures is also ... -
Synthetic approaches towards thioester-mediated biocojugation and lanthanide-based glycoconjugate probes
(Trinity College (Dublin, Ireland). School of Chemistry, 2017)This thesis, entitled "Synthetic Approaches Towards Thioester-Mediated Bioconjugation and Lanthanide-Based Glycoconjugate Probes" is divided into six chapters. Chapter 1, the introduction, firstly introduces the concept ... -
CONTROLLING MXENES FLAKE MORPHOLOGY BY AEROSOL JET PRINTING FOR NEURAL INTERFACES AND ENERGY STORAGE APPLICATIONS
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2024)MXenes are 2D layered nanomaterials composed of transition metal carbides and nitrides, renowned for their outstanding electrical conductivity, charge storage capabilities and biocompatibility. MXenes (specifically ... -
Understanding how junction resistances impact the conduction mechanism in nano-networks
(2024)Networks of nanowires, nanotubes, and nanosheets are important for many applications in printed electronics. However, the network conductivity and mobility are usually limited by the resistance between the particles, ... -
Mechanisms of polymerisation of perchloric acid and related initiators
(Trinity College (Dublin, Ireland). School of Chemistry, 1969)Extract from Introduction: Man has made use of natural polymers such as rubber and cellulose from the earliest times, but not until the late nineteenth century did he begin to synthesise polymers and investigate their ... -
Theoretical development of new class Phase Transfer Catalysts
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2024)This thesis stems from the imperative need to integrate computational chemistry into the pro- cess of designing asymmetric organocatalysts. Traditionally, computational chemistry has been employed as a retrospective tool ... -
Synthesis, Functionalisation and Reactivity of Reduced 2D 2H-MoS2
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2024)2D 2H-MoS2 is a thermodynamically stable, semiconducting material which is commonly explored for electronics, photoelectronic, sensing, bioimaging and therapeutics applications. However, one of its main drawbacks is the ...
