Browsing by Subject "Nanomaterials"
Now showing items 1-20 of 22
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Activation behaviour and dielectric relaxation in polyvinyl alcohol and multiwall carbon nanotube composite films
(2011)The dc and ac electrical transport property of Polyvinyl Alcohol-Multiwall Carbon Nanotubes (PVA-MWNT) composites has been investigated within a temperature range 77?T?300K and in the frequency range 20Hz to 1MHz. The ... -
Approaches to the safety assessment of engineered nanomaterials (ENM) in food
(Elsevier, 2011)A systematic, tiered approach to assess the safety of engineered nanomaterials (ENMs) in foods is presented. The ENM is first compared to its non-nano form counterpart to determine if ENM-specific assessment is required. ... -
Assessing the potential of iron oxide nanoparticles to treat cancer through magnetic hyperthermia
(Trinity College Dublin. School of Medicine. Discipline of Clinical Medicine, 2020)5-year survival for pancreatic cancer is about 10% worldwide. A subset of this cancer, pancreatic ductal adenocarcinoma (PDAC), is estimated to become the second leading cause of cancer-related deaths in the US by 2030. ... -
Bending stability of Cu0.4CrO2 - A transparent p-type conducting oxide for large area flexible electronics
(2018)The current best performing p-type transparent conducting oxides are typically highly crystalline materials, deposited at high temperatures, and hence incompatible with the drive to low cost flexible electronics. We ... -
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 ... -
Collagen/pristine graphene as an electroconductive interface material for neuronal medical device applications
(2022)The growing clinical demand for electrical stimulation-based therapies requires the development of novel conductive biomaterials that balance conductivity, biocompatibility, and mechanical performance. Traditional conductive ... -
Development of Calcium Carbonate-based Nano- and Micro- Structural Materials
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2020)Calcium carbonate is a ubiquitous material, which has a high commercial importance and a variety of important applications. The main goal of this work is the development of new CaCO3 based nano- and micro-structural materials ... -
Development of Multimodal Magnetic-Plasmonic Nanocomposites
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2020)The main aim of this work was to prepare a wide range of magnetic-plasmonic nano- and micro-materials and to explore their properties and potential applications. The combination of both magnetic and plasmonic properties ... -
Electronic transport on carbon nanotube networks: a multiscale computational approach
(2011)Carbon nanotube networks are one of the candidate materials to function as malleable, transparent, conducting films, with the technologically promising application of being used as flexible electronic displays. Nanotubes ... -
Energy Storage and Conversion Applications of Transition Metal Oxide Nanoflakes
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2018)In this work, MoO3 and Co(OH)2 were prepared via liquid phase exfoliation (LPE) and tested for application as supercapacitor materials and for a catalyst material for the oxygen evolution reaction (Co(OH)2 only). LPE was ... -
Fabrication of Nanoporous Membrane-like Thin Layers via Block Copolymer Lithography of P2VP-b-PS Inverse Systems and their Potential Applications
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2024)The large-scale fabrication of nanoporous materials and substrates has generated significant research interest on account of the wide range of possible applications, including nanophotonics, optoelectronics, biomedical ... -
Geotechnical investigation of low-plasticity organic soil treated with nano-calcium carbonate
(2023)Soil stabilization using nanomaterials is an emerging research area although, to date, its investigation has mostly been laboratory-based and therefore requires extensive study for transfer to practical field applications. ... -
High performance ZnO varistors prepared from nanocrystalline precursors for miniaturised electronic devices
(2008)An industrially viable solution-based processing route using minimal amounts of solvent has been used to prepare bulk quantity nanopowders (average particle size 15 ? 3 nm) for the fabrication of ZnO varistors. The xerogels, ... -
Impurity induced non-bulk stacking in chemically exfoliated h-BN nanosheets
(2013)Structural characterization of 2D nanomaterials is an important step towards their future applications. In this work we carried out imaging and structural analysis of 2D h-BN produced by chemical-exfoliation, emphasizing ... -
Influence of hard segment content and nature on polyurethane/multiwalled carbon nanotube composites
(2011)Knowledge of how polyurethanes, PU, complexity affects their derived multiwalled carbon nanotube, MWCNT, composites could shed important clues for preparing future tailored PU/MWCNT elastic, strong and electrically conductive ... -
Investigation of AgInS 2/ZnS Quantum Dots by Magnetic Circular Dichroism Spectroscopy
(2019)Over recent years, quantum dots (QDs) based on ternary metal dichalcogenides have attracted a lot of attention due to their unique properties and a range of potential applications. Here, we review the latest studies on the ... -
NanoElectrochemical studies of 2D Materials for Energy Storage and Conversion using Scanning Electrochemical Cell Microscopy
(Trinity College Dublin. School of Chemistry. Discipline of Chemistry, 2023)Electrochemical systems are of critical importance in modern society as they enable the conversion of electricity from renewable sources into chemicals and materials. The integration of nanomaterials in energy storage and ... -
Passive thin film circuits of nanomaterials, inkjet printed on flexible temperature sensitive substrates
(Trinity College Dublin. School of Physics. Discipline of Physics, 2018)The objective of my work is threefold, firstly, to prepare functional ink dispersions of nanomaterials at high concentration with a well-defined narrow size distribution; secondly, to pattern low resistance, semiconducting ... -
Photocatalytic Initiation of Radical Thiol-ene Reactions Using Carbon-Bi2O3 Nanocomposites
(2018)A mild, inexpensive, and general photocatalytic initiation protocol for anti-Markovnikov hydrothiolation of olefins using carbon nanomaterial/metal oxide (carbon NM-MO) composites is reported. Graphene oxide (GO), nanodiamonds ... -
Solution processed, vertically stacked hetero-structured diodes based on liquid-exfoliated WS2 nanosheets: from electrode-limited to bulk-limited behavior
(2022)Vertically stacked metal–semiconductor-metal heterostructures, based on liquid-processed nanomaterials, hold great potential for various printed electronic applications. Here we describe the fabrication of such devices by ...