Browsing Chemistry (Scholarly Publications) by Author "Colavita, Paula"
Now showing items 1-20 of 34
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Bioinspired Aryldiazonium Carbohydrate Coatings: Reduced Adhesion of Foulants at Polymer and Stainless Steel Surfaces in a Marine Environment
Colavita, Paula; Scanlan, Eoin; Browne, Michelle (2018) -
Bioinspired electro-permeable glycans on carbon: Fouling control for sensing in complex matrices
Scanlan, Eoin; Colavita, Paula (2020)The effect of glycan adlayers on the electrochemical response of glassy carbon electrodes was studied using standard redox probes and complex aqueous matrices. Aryldiazonium cations of aryl-lactoside precursors were used ... -
Capacitive storage at nitrogen doped amorphous carbon electrodes: structural and chemical effects of nitrogen incorporation
Colavita, Paula; Hoque, Md. Khairul; Behan, James A.; Stamatin, Serban N.; Zen, Federico; Perova, Tatiana S. (2019)Nitrogen incorporated carbon materials play an important role in electrochemical energy conversion technologies from fuel cells to capacitive storage devices. This work investigates the effects of nitrogen incorporation ... -
Carbohydrate Coatings via Aryldiazonium Chemistry for Surface Biomimicry
Colavita, Paula (2013)Carbohydrates are extremely important biomolecules and their immobilization onto solid surfaces is of interest for the development of new biomimetic materials and of new methods for understanding processes in glycobiology. ... -
Combined Optoelectronic and Electrochemical Study of Nitrogenated Carbon Electrodes
Colavita, Paula (2017) -
Continuos flow synthesis of Pt nanoparticles in porous carbon as durable and methanol-tolerant electrocatalysts for oxygen reduction reaction
Perova, Tatiana; Colavita, Paula; Browne, Michelle (2018) -
Dataset associated to Bioinspired electro-permeable glycans on carbon: Fouling control for sensing in complex matrices
Iannaci, Alessandro; Behan A., James; Myles, Adam; Whelan, Éadaoin; Scanlan, Eoin; Colavita, Paula (Trinity College Dublin, 2020)Dataset associated with the article "Bioinspired electro-permeable glycans on carbon: Fouling control for sensing in complex matrices" -
Dataset associated to Tailored glycosylated anode surfaces: Addressing the exoelectrogen bacterial community via functional layers for microbial fuel cell applications
Iannaci, Alessandro; Myles, Adam; Flinois, Thomas; Behan, James; Barrière, Frédéric; Scanlan, Eoin; Colavita, Paula (Trinity College Dublin, 2020)Dataset associated to the article "Tailored glycosylated anode surfaces: Addressing the exoelectrogen bacterial community via functional layers for microbial fuel cell applications" -
Dataset associated to Untangling cooperative effects of pyridinic and graphitic nitrogen sites at metal-free N-doped carbon electrocatalysts for the oxygen reduction reaction
Iannaci, Alessandro; Behan A., James; Mates-Torres, Eric; Domínguez, Carlota; Fleischer, Karsten; Hoque, Md. Khairul; García‐Melchor, Max; Stamatin, Serban N.; Perova, Tatiana; Colavita, Paula (Trinity College Dublin, 2019)Dataset associated to the article Untangling Cooperative Effects of Pyridinic and Graphitic Nitrogen Sites at Metal‐Free N‐Doped Carbon Electrocatalysts for the Oxygen Reduction Reaction -
Dataset asssociated to "Electrocatalysis of N-doped carbons in the oxygen reduction reaction as a function of pH: N-sites and scaffold effects"
Iannaci, Alessandro; Behan A., James; Domínguez, Carlota; N. Stamatin, Serban; Hoque, Md. Khairul; Vasconcelos, Joana M.; Perova, Tatiana S.; Colavita, Paula (Trinity College Dublin, 2019)Dataset associated to "Electrocatalysis of N-doped carbons in the oxygen reduction reaction as a function of pH: N-sites and scaffold effects" -
Electrocatalysis of N-doped Carbons in the Oxygen Reduction Reaction as a function of pH: N-sites and Scaffold Effects
Colavita, Paula (2019)Metal-free nitrogenated amorphous carbon electrodes were synthesised via dc plasma magnetron sputtering and post-deposition annealing at different temperatures. The electrocatalytic activity of the electrodes towards the ... -
Electrochemical Detection of Isolated Nanoscale Defects in 2D Transition Metal Dichalcogenides
Colavita, Paula (2022)We show that nanometer and sub-nanometer scale defects in two-dimensional transition metal dichalcogenides can be detected electrochemically using scanning electrochemical cell microscopy (SECCM). We detect isolated anomalous ... -
Electrochromic nickel oxide films for smart window applications
Lyons, Michael; Colavita, Paula; Duesberg, Georg; Browne, Michelle (2016)In this study, nickel oxide films were prepared through an electrodeposition technique. NiO films were fabricated on Indium Tin Oxide (ITO) supports by cycling the potential between two different sets of limits. The ... -
Electroless deposition and characterization of Fe/FeOx nanoparticles on porous carbon microspheres: structure and surface reactivity
Colavita, Paula (2013)There has been great interest in synthetic methods that yield supported iron and iron oxide nanoparticles in order to prevent aggregation and improve their transport properties, handling and surface reactivity. In this ... -
Emerging trends in metal oxide electrocatalysis: Bifunctional oxygen catalysis, synergies and new insights from in situ studies
Colavita, Paula; Browne, Michelle (2018) -
Enhanced Antifouling Properties of Carbohydrate Coated Poly(ether sulfone) Membranes
Colavita, Paula; Scanlan, Eoin (2015)Polyethersulfone membranes (PES) were modified with biologically active monosaccharides and disaccharides using aryldiazonium chemistry as a mild, one step, surface modification strategy. We previously proposed the ... -
Evolution of oxygen functionalities in graphene oxide and its impact on structure and exfoliation: An oxidation time based study
Colavita, Paula (2018)Control over oxygen functionalities is important for the realization of Graphene Oxide (GO) based applications. Evolution of oxygen functionalities with time of oxidation and its impact on GO structure, exfoliation and ... -
Experimental and computational study of dopamine as an electrochemical probe of the surface nanostructure of graphitized N-doped carbon
Perova, Tatiana; Colavita, Paula; Garcia Melchor, Max (2018)N-doped carbon nanomaterials have received increased attention from electrochemists because of their applications in the metal-free electrocatalysis of important redox processes. In this work, a series of graphitized undoped ... -
The goldilocks electrolyte: examining the performance of iron/nickel oxide thin films as catalysts for electrochemical water splitting in various aqueous NaOH solutions
Colavita, Paula; Duesberg, Georg; Browne, Michelle (2016)A rigorous study of electrodeposited pure and mixed Ni/Fe oxides was performed in three different sodium hydroxide electrolytes with various Fe impurity concentrations (<1 ppb, 5 ppb and 102 ppb). The presence and concentration ... -
Green Synthesis of Metal Nanoparticles via Natural Extracts: The Biogenic Nanoparticle Corona and Its Effects on Reactivity
Colavita, Paula (2015)The optical and catalytic properties of metal nanoparticles have attracted significant attention for applications in a wide variety of fields, thus prompting interest in developing sustainable synthetic strategies that ...