Ester Marotta
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View article: Fluorine Substitution and CO2 Production in the Treatment of Perfluorooctanoic Acid in a Radial Plasma Discharge Reactor
Fluorine Substitution and CO2 Production in the Treatment of Perfluorooctanoic Acid in a Radial Plasma Discharge Reactor Open
The paper reports and discusses the results of a detailed investigation of transient products and mineralization extent achieved in treatments of perfluorooctanoic acid (PFOA) in a radial plasma discharge reactor. The efforts were warrante…
View article: Optimization and Testing of an SPE-LC/q-TOF Analytical Method for the Detection of PFAS Degradation Products in Water Treatment Processes
Optimization and Testing of an SPE-LC/q-TOF Analytical Method for the Detection of PFAS Degradation Products in Water Treatment Processes Open
The research on novel methods for water treatment to achieve the degradation of perfluoroalkyl and polyfluoroalkyl substances (PFAS) is very active and usually considers perfluorooctanoic acid (PFOA) and perfluorooctansulfonic acid (PFOS) …
View article: The importance of mechanistic studies in the development of cold plasma-based degradation of persistent organic pollutants in water
The importance of mechanistic studies in the development of cold plasma-based degradation of persistent organic pollutants in water Open
An overview is given of major recent advancements in cold plasma-based water treatment, with specific focus on the degradation mechanisms of organic pollutants. Mechanistic insight is indeed a powerful tool for process optimization conside…
View article: Enhanced removal of organics and ammonia from municipal wastewater using an activated carbon/zeolite coupled atmospheric plasma system
Enhanced removal of organics and ammonia from municipal wastewater using an activated carbon/zeolite coupled atmospheric plasma system Open
This study evaluates the feasibility of a dual plasma discharge (DPD) system integrated with activated carbon (AC) and zeolite (Ze) for comprehensive municipal wastewater treatment. The DPD system, combining a multipin corona discharge (MC…
View article: Application of Response Surface Methodology for the Optimization of Operating Conditions of a Self‐Pulsing Discharge (SPD) Plasma Reactor for the Degradation of Perfluorooctanoic Acid (PFOA) in Water
Application of Response Surface Methodology for the Optimization of Operating Conditions of a Self‐Pulsing Discharge (SPD) Plasma Reactor for the Degradation of Perfluorooctanoic Acid (PFOA) in Water Open
This study explores atmospheric plasma as a novel approach for the degradation of persistent per‐ and polyfluoroalkyl substances (PFAS) in contaminated waters. Using response surface methodology and Box–Behnken design, the performance of t…
View article: Air non-thermal plasma, a green approach for the treatment of contaminated water: the case of sulfamethoxazole
Air non-thermal plasma, a green approach for the treatment of contaminated water: the case of sulfamethoxazole Open
Non-thermal plasma (NTP) is gaining increasing attention as a promising approach for advanced water treatment to degrade persistent organic pollutants. Aqueous solutions of sulfamethoxazole (4-amino-N-(5-methylisoxazol-3-yl)-benzensulfonam…
View article: Homogenized Stiffness Matrix of Two-Node Elements through Experimental Flexibility tests
Homogenized Stiffness Matrix of Two-Node Elements through Experimental Flexibility tests Open
Homogenization is a numerical technique to obtain the equivalent mediated response of a complex material. However, there are some scenarios in which the complexity of the physical phenomena present in the real structure makes it difficult …
View article: Enhanced Adsorption of Methylene Blue Dye on Functionalized Multi-Walled Carbon Nanotubes
Enhanced Adsorption of Methylene Blue Dye on Functionalized Multi-Walled Carbon Nanotubes Open
Carbon nanomaterials are promising adsorbents for dye removal from wastewater also due to their possible surface functionalization that, in principle, can increase the adsorption rate and provide regeneration. To investigate the real advan…
View article: Data-Driven Predetermination of Cu Oxidation State in Copper Nanoparticles: Application to the Synthesis by Laser Ablation in Liquid
Data-Driven Predetermination of Cu Oxidation State in Copper Nanoparticles: Application to the Synthesis by Laser Ablation in Liquid Open
Copper-based nanocrystals are reference nanomaterials for integration into emerging green technologies, with laser ablation in liquid (LAL) being a remarkable technique for their synthesis. However, the achievement of a specific type of na…
View article: Cold Plasma for Green Advanced Reduction/Oxidation Processes (AROPs) of Organic Pollutants in Water**
Cold Plasma for Green Advanced Reduction/Oxidation Processes (AROPs) of Organic Pollutants in Water** Open
Cold plasma is gaining increasing attention as a novel tool to activate energy demanding chemical processes, including advanced reduction/oxidation processes (AROPs) of organic pollutants in water. The very complex milieu generated by disc…
View article: Correlation between Preload and Geometric Characterisation of metal meshes for space antenna reflectors
Correlation between Preload and Geometric Characterisation of metal meshes for space antenna reflectors Open
The paper deals with digital image processing techniques to analyse the shape of the main voids in the metallic mesh of large deployable antennas. The shape of the holes in the mesh influences the electromagnetic performances as the workin…
View article: The contact problem in FEM analysis of filiform structure for large deployable reflectors
The contact problem in FEM analysis of filiform structure for large deployable reflectors Open
Space reflectors need a continuous increase of size to improve the quality of the communication. Considering the small space available in launchers, the antenna must be assembled within the vector and deployed in the space environment. The…
View article: Chemical and Antimicrobial Effects of Air Non-Thermal Plasma Processing of Fresh Apple Juice with Focus on Safety Aspects
Chemical and Antimicrobial Effects of Air Non-Thermal Plasma Processing of Fresh Apple Juice with Focus on Safety Aspects Open
Freshly squeezed apple juice was subjected to air non-thermal plasma treatment to investigate the capability of this processing method to inactivate microorganisms and to evaluate its safety when applied to liquid food products. Two differ…
View article: Spectroscopic study of self-pulsing discharge with liquid electrode
Spectroscopic study of self-pulsing discharge with liquid electrode Open
The article reports and discusses the results of a thorough spectroscopic investigation of the self-pulsing electrical discharge in contact with aqueous media. The discharge occurs between a bare high voltage electrode positioned over the …
View article: Nitrogen‐containing organic products from the treatment of liquid toluene with plasma‐activated N<sub>2</sub> gas
Nitrogen‐containing organic products from the treatment of liquid toluene with plasma‐activated N<sub>2</sub> gas Open
This proof‐of‐principle study explored the possibility to form nitrogen‐containing organic products via exposure of liquid toluene to a flow of molecular nitrogen, at room temperature and atmospheric pressure, activated by dielectric barri…
View article: Experimental setup for the evaluation of large displacements in the inflected beams sustained to ground
Experimental setup for the evaluation of large displacements in the inflected beams sustained to ground Open
In engineering practice, it often occurs to tackle structures with systems of forces such as to induce displacements beyond the linear response. If the material remains in the elastic field, the behaviour is generally addressed as geometri…
View article: Application of Fluorescence-Based Probes for the Determination of Superoxide in Water Treated with Air Non-thermal Plasma
Application of Fluorescence-Based Probes for the Determination of Superoxide in Water Treated with Air Non-thermal Plasma Open
Superoxide is one of the reactive oxygen species (ROS) in non-thermal plasmas generated by electrical discharges in air at room temperature and atmospheric pressure. One important application of such plasmas is the activation of advanced o…
View article: Comment on “Water-Soluble Fluorescent Probe with Dual Mitochondria/Lysosome Targetability for Selective Superoxide Detection in Live Cells and in Zebrafish Embryos”
Comment on “Water-Soluble Fluorescent Probe with Dual Mitochondria/Lysosome Targetability for Selective Superoxide Detection in Live Cells and in Zebrafish Embryos” Open
Recently, a new water-soluble, fluorescein-based probe for the detection of superoxide radical anion in aqueous media was developed by Lu et al. (ACS Sens. 2018, 3, 59-64). The probe was proven to be selective for superoxide and was used s…
View article: Radicals and Ions Formed in Plasma-Treated Organic Solvents: A Mechanistic Investigation to Rationalize the Enhancement of Electrospinnability of Polycaprolactone
Radicals and Ions Formed in Plasma-Treated Organic Solvents: A Mechanistic Investigation to Rationalize the Enhancement of Electrospinnability of Polycaprolactone Open
This paper reports and discusses the beneficial effects on the quality of electrospun polycaprolactone nanofibers brought about by pretreatment of the solvent with non-thermal plasma. Chloroform/dimethylformamide 9:1 (CHCl3:DMF 9:1) and pu…