Marilena Carbone

Marilena Carbone
University of Rome Tor Vergata | UNIROMA2 · Dipartimento di Scienze e Tecnologie Chimiche

PhD

About

180
Publications
22,236
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3,765
Citations
Citations since 2016
56 Research Items
1876 Citations
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20162017201820192020202120220100200300
20162017201820192020202120220100200300
20162017201820192020202120220100200300
Introduction

Publications

Publications (180)
Article
Full-text available
Extrinsic chemiluminescence can be an efficient tool for determining pesticides and fungicides, which do not possess any intrinsic fluorescent signal. On this basis, (3-aminopropyl) trimethoxysilane (APTMS)-coated ZnO (APTMS@ZnO) was synthesized and tested as an extrinsic probe for the fungicide penconazole. Several synthetic routes were probed usi...
Article
Eight novel isoindigo (iI) based small molecules have been successfully synthesized. Their molecular structure consists of an electron acceptor iI core symmetrically linked to two furan (F-series) or thiophene (T-series) rings and end-functionalized with four auxiliary electron withdrawing groups (EWGs) of different strength. The optical properties...
Article
One of the fields where DES show remarkable added-values is the synthesis of inorganic materials, in particular nanoparticles. In this field, the inherent and highly-tunable nano-homogeneities of DES structure give origin to a marked templating effect, a precious role that has led to the recent bloom of a vast number of studies exploiting these new...
Article
Full-text available
Nitrogen-doped carbon quantum dots are easily obtainable nanomaterials endowed with remarkable fluorescence properties for the detection of contaminations by heavy metals. In this report, we show that nanometric particles with high specificity for silver cations can be prepared by hydrothermal synthesis starting from citric and folic acid solutions...
Article
Deep Eutectic Solvents (DES) are a class of environment friendly and cheap solvents that are effectively employed in many different fields; nevertheless, a thorough elucidation of their structure is still lacking and the unambiguous categorization of a mixture as a DES is challenging. Throughout this paper, we develop a procedure based on computati...
Article
Full-text available
Due to the increasing tattoo practicing in Eastern countries and general concern on tattoo ink composition and safety, the green tattoo inks Green Concentrate by Eternal, for European and “for Asia Market Only” were analyzed, under the premise that only the former falls under a composition regulation. A separation of the additives from the pigment...
Article
Full-text available
Amyloid-β peptide (Aβ) aggregates are known to be correlated with pathological neurodegenerative diseases. The fibril formation process of such peptides in solution is influenced by several factors, such as the ionic strength of the buffer, concentration, pH, and presence of other molecules, just to mention a few. In this paper, we report a detaile...
Article
Full-text available
Deep Eutectic Solvents have gained a lot of attention in the last few years because of their vast applicability in a large number of technological processes, the simplicity of their preparation and their high biocompatibility and harmlessness. One of the fields where DES prove to be particularly valuable is the synthesis and modification of inorgan...
Article
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Personal, portable, and wearable electronics have become items of extensive use in daily life. Their fabrication requires flexible electronic components with high storage capability or with continuous power supplies (such as solar cells). In addition, formerly rigid tools such as electrochromic windows find new utilizations if they are fabricated w...
Article
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The tattoos removal has become an issue upon spread of the tattooing practice worldwide and hindsight regrets. Lasers are typically used for the purpose, though some colours such as green are considered “recalcitrant” to the treatment. In the current investigation, we aim at determining the efficacy of removal of a green ink water dispersion, using...
Article
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Three novel diketopyrrolopyrrole (DPP) based small molecules have been synthesized and characterized in terms of their chemical‐physical, electrochemical and electrical properties. All the molecules consist of a central DPP electron acceptor core symmetrically functionalized with donor bi‐thienyl moieties and flanked in the terminal positions by th...
Article
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Gold nanoparticles (AuNPs) were functionalized by ruthenium porphyrins through a sulfur/gold covalent bond using a three-steps reaction. The catalyst was characterized by scanning electron microscopy (SEM) and thermogravimetric analysis (TGA) in order to control the binding of ruthenium porphyrin on AuNPs’ surface. The catalyst was tested and compa...
Article
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Water pollution caused by hexavalent chromium (Cr(VI)) ions represents a serious hazard for human health due to the high systemic toxicity and carcinogenic nature of this metal species. The optical sensing of Cr(VI) through specifically engineered nanomaterials has recently emerged as a versatile strategy for the application to easy-to-use and chea...
Article
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In this work, we investigate by ab initio calculations and optical experiments the sensitivity of graphene quantum dots in their use as devices to measure the presence, and concentration, of heavy metals in water. We demonstrate that the quenching or enhancement in the optical response (absorption, emission) depends on the metallic ion considered....
Article
Full-text available
In food supply chain, there are regulatory limitations on the use of chemicals for cleaning processing lines since the healthiness of the commodities must be guaranteed if accidently traces of these detergents and sanitizers pass to them. Hydrogen peroxide, is a commonly used sanitizer in the cleaning of the food processing lines having both bacter...
Article
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In the present study, we successfully synthesized N-doped carbon quantum dots (N-CQDs) using a top-down approach, i.e., hydroxyl radical opening of fullerene with hydrogen peroxide, in basic ambient using ammonia for two different reaction times. The ensuing characterization via dynamic light scattering, SEM, and IR spectroscopy revealed a size con...
Preprint
In this work, we investigate by ab initio calculations and optical experiments the sensitiv- ity of graphene quantum dots in their use as devices to measure the presence, and concentration, of heavy metals in water. We demonstrate that the quenching or enhancement in the optical response (absorption, emission) depends on the metallic ion considered...
Article
Full-text available
Comparative laser and thermal treatments were carried out on PG36, a green phthalocyanine-based pigment, permitted in European countries where legislation on tattoo composition was issued. Prior to the treatments, PG36 was characterized by SEM imaging, EDX, IR and UV–Vis spectroscopies, revealing an excess of Si and C and O as compared to the pure...
Article
Full-text available
ZnO has many technological applications which largely depend on its properties, which can be tuned by controlled synthesis. Ideally, the most convenient ZnO synthesis is carried out at room temperature in an aqueous solvent. However, the correct temperature values are often loosely defined. In the current paper, we performed the synthesis of ZnO in...
Preprint
ZnO has many technological applications which largely depend on its properties that can be tuned by controlled synthesis. Ideally, the most convenient ZnO synthesis is carried out at room temperature in aqueous solvent. However, the correct temperature values are often loosely defined. In the current paper we performed synthesis of ZnO in aqueous s...
Article
Full-text available
Within the framework of a nationwide project to boost students’ enrollment in scientific disciplines in Italy, a multilevel science project was designed with a focus on the chemistry of tattoo inks, offering immediate connection with 16–18 year-old high school students. The approach takes into account time constraints, since all sessions have a max...
Article
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Deep Eutectic Solvents (DESs) are gathering growing attention as sustainable solvents in different fields ranging from synthesis to electrochemical devices. Albeit DES are widely employed, the fundamental knowledge on their interspecies relations is still partial. Understanding the chemistry of this class of green solvent is an essential step to fu...
Article
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In this study, we report a detailed experimental and theoretical investigation of three glycol derivatives, namely ethane-1,2-diol, 2-methoxyethan-1-ol and 1,2-dimethoxy ethane. For the first time, the X-ray spectra of the latter two liquids was measured at room temperature, and they were compared with the newly measured spectrum of ethane-1,2-diol...
Preprint
In this study, we report a detailed experimental and theoretical investigation of three glycols, namely ethane-1,2-diol, 2-methoxyethan-1-ol and 1,2-dimethoxy ethane. For the first time, the X-Ray spectra of the latter two liquids was measured at room temperature, and they were compared with the newly measured spectrum of ethane-1,2-diol. The exper...
Article
The results of Fourier Transform Infrared absorption and Raman spectroscopy studies are reported for solid and liquid neat butane-1,4-diamine (DAB) and for the molecule in different solvents. Ab initio molecular dynamics and static calculations are reported in the work as an interpretative tool for the measurements and provide an analysis of the re...
Article
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A composite material based on carbon quantum dots (CQDs) and NiO was prepared and tested for methane sensing. The synthesis procedure is simple and foresees the preparation of the CQDs by citric acid pyrolysis and NiO by hydrothermal synthesis. A phase sonication and stirring procedure yielded the composite CQDs@NiO at different loads. The composit...
Article
Full-text available
Since tattoos became overwhelmingly fashionable worldwide, the demand for removal has proportionally increased, Nd:YAG Q-switch laser being the most commonly used tool for the purpose. In this framework we investigated the composition and products of laser treatment of green tattoo ink, the Green Concentrate from Eternal. The ink characterization h...
Article
Full-text available
Grained-flower and nanoparticles NiO samples were synthesized with a straightforward, surfactant-free hydrothermal procedure, and probed with respect to ethanol gas-sensing. Both morphologies displayed excellent performances in terms of gas response vs. temperature and concentration and are very reproducible. The grained-flower, however, performed...
Article
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In the present paper, we investigate the effects of alkali and operational temperature on NiO capacitive and optical properties. The NiO samples were prepared by a straightforward, surfactant-free hydrothermal synthesis, employing Ni(NO3)2 and either urea or moderately sterically hindered triethylamine (TEA). The syntheses were followed by calcinat...
Article
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We present SEM, ThT fluorescence and circular dichroism (CD) data of amyloidogenic aggregates of cytochrome c (cyt c).This protein is of outmost relevance in many biochemical processes, such as respiratory chain in mitochondria and cells apoptosis. The present data focus on polymorphism of the protein aggregates obtained at the isoelectric point (I...
Article
In building up molecular circuits and molecule-based devices, it is central to determine how molecules interact with the surface. Here, we explore the behaviour of a bifunctional molecule, i.e. phenol, on Si(111)7 × 7 by high resolution photoemission, comparatively in the C1s, Si2p, VB and O1s energy ranges. We found out that the adsorption is more...
Article
Cytochrome c is a metalloprotein with primary physiological functions in the respiratory chain and in the regulation of cell death signals. Investigating the mechanisms leading to cytochrome c fibril formation is of primary importance for understanding its misfunctioning and, in a wider perspective, for its technologic applications in the field of...
Article
The self-aggregation of inherently chiral, (L)-proline functionalised Cu and Zn porphyrin derivatives has been investigated in different aqueous organic solvent media. The results indicate that the title species form self-assembled structures expressing supramolecular chirality by amplification of the stereochemical information stored on the L-prol...
Article
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Nanoparticles (NPs) are ubiquitous in everyday life. Due to their physicochemical, bespoken properties, they are currently exploited in a large amount of professional, recreational and daily-care items. Textiles, building materials, sunscreens, household cleaning products, agrochemical-specific biomolecules, tattoo inks are all sources of NPs. Inev...
Article
Irradiation with γ rays is widely used in the sterilization of a large variety of products and materials in the field of medical supplies, pharmaceuticals, cosmetics, food industry and cultural heritage. It is also applied on wood materials, with the purpose of improving their shelf-life, by lowering the microbial charge and hence the microbial-rel...
Article
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Ruthenium(II) 5-(4(Formula presented.)-sulfanylmethylphenyl)-10,15,20-triphenylporphyrin (Ru-TPP-SH) and manganese(III) 5-(4(Formula presented.)-sulfanylmethylphenyl)-10,15,20-triphenylporphyrin (Mn-TPP-SH) were synthesized, spectroscopically characterized and drop casted to modify screen-printed electrodes (SPEs). The modified SPEs were then teste...
Article
Zn defective ZnCo2O4 nanorods, made of nanoparticles in the size range 10–20 nm, re-arranged in tubular superstructures are investigated as lithium ion battery anode material. They are prepared by a step-wise synthetic procedure, consisting of a co-precipitation with a chelating agent assisted by a dispersing agent, autoclave treatment and subseque...
Article
Full-text available
A novel NiO nanoparticles modified screen printed electrode (SPE) was developed that couples the easy-to-use advantages of this technology to the pseudocapacitance properties of NiO. In order to find the conditions for achieving the best performing modified SPEs, NiO nanoparticles were purposely synthesized via a microwave assisted procedure follow...
Chapter
Much attention has been recently devoted to the biomimetic catalysis by synthetic metalloporphyrins encapsulated in organic or inorganic cages. The encapsulation has several advantages: by mimicking the properties of the natural enzymes, it enables the transformations at higher speed and larger stereoselectivity.
Article
In this paper screen printed electrodes modified with NiO nanoparticles were developed and characterized. NiO nanoparticles were purposely synthesized by a microwave-assisted procedure followed by calcination either at 400 °C or 600 °C and characterized by X-ray diffraction and Scanning Electron Microscopy. Screen printed electrodes were modified b...
Article
In this paper, NiO nanoparticles were prepared by hydrothermal synthesis of Ni(OH)2 precursors using different alkalis (NH3 and NaOH) followed by a calcination at different temperatures (400 °C and 600 °C) and characterized by XRD and SEM. Their electrochemical and optical properties were probed by cyclic voltammetry and reflectance spectroscopy an...
Article
The adsorption of small organic molecules on silicon surfaces has been long a subject of investigations, as it provides the fundamental basis of silicon-based technologies in many fields. Several approaches were used, both theoretical and experimental, on many types of adsorbate-substrate systems aiming at determining preferential sites and geometr...
Article
The antimicrobial power of a Cu/Zn mixed oxide was probed by viability study against E. coli. A facile, environment friendly synthesis of CuO, ZnO and Cu0.73Zn0.27O nanoparticles was carried out via hydroxycarbonate precursors and the samples characterized by several techniques. The antimicrobial efficacy of the nanoparticles was, then, probed by t...
Article
In the current study, the NO adsorption on the Si(100) surface was investigated by DFT including van der Waals forces (vdW). Stable molecular and dissociative configurations were found and compared to previous studies. Furthermore, additional states were investigated where NO adsorbs across dimers. The transformation of NO from molecular adsorbate...
Article
Full-text available
Gold nanoparticles (AuNPs) are extensively used in biomedicine and as therapeutic agent as they can be drug carriers, imaging agents, gene-regulating agents, and photoresponsive therapeutics. On the other hand, especially when dealing with intracellular activity, fundamental parameters such as the pH must be taken into account and may be convenient...
Article
The adsorption of α-AminoTiophene on Si(100)2×1 was investigated by van der Waals corrected DFT and climbing image nudged-elastic band, in view of potential applications in silicon-based technologies. The overall scenario indicates that dissociative states are more favorable than the molecular ones, the one occurring through N-C bond breakage and S...
Article
Cu/Zn/Co mixed hydroxycarbonates with Cu/Zn atomic ratio = 2.34 and Co atomic percentage variable between 3 and 20% were synthesized by coprecipitation at constant pH. The temperature of the solutions prior to the mixing (RT or 65 °C) and the Co percentage determine the phases of the hydroxycarbonate samples. XRD pattern and IR spectra indicate a m...
Article
Nanodispersions of pristine single-wall carbon nanohorns (i.e., p-SWCNHs) and oxidized-SWCNHs (i.e.; o-SWCNHs) were used to modify screen printed electrode (SPE). p-SWCNHs and o-SWCNHs were fully characterized by using several analytical techniques, as: HR-TEM (High Resolution-Transmission Electron Microscopy), FE-SEM/EDX (Field Emission-Scanning E...
Article
Full-text available
The growing demand for increased fresh food shelf life as well as the need of protection against foodborne diseases urged the development of antimicrobial food packaging. Among the most efficient methods, the combination of organic–inorganic, packaging, i.e. polymer embedded metal nanoparticles proved to be highly effective. Silver nanoparticles (A...
Article
A proton caged compound, the 1-(2-nitrophenyl)- ethylhexadecyl sulfonate (HDNS), was dosed into HEK-293 at different incubation times. Samples were irradiated with filtered UV light for inducing photolysis of the HDNS and then probed by infrared spectroscopy. The intracellular acidification reaction can be followed by monitoring the consequent CO2...
Article
In this paper, CaCO3 nanoparticles were synthesized and then applied on the plaster of Palazzetto Alessandro Lancia, in Rome. CaCO3 (A) and CaCO3 (B) were fabricated by using urease enzyme and the miniemulsion strategy, respectively. Samples A and B were characterized by Transmission Electron Microscopy, X-Ray Diffraction and Scanning Electron Micr...
Article
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Proton caged compounds exhibit a characteristic behavior when directly dosed into cells or being coupled to gold nanoparticles prior to the dosing. When irradiated in the near ultraviolet region, they release protons that interact with intracellular HCO3− to yield H2CO3. The dissociation of carbonic acid, then, releases CO2 that can be distinctivel...
Conference Paper
Full-text available
The technological application of the  rays is used in various fields: the sterilization of materials and equipment for medical use pharmaceutical and cosmetics, but also for wooden musical instruments. The purpose of irradiating the wood is to improve the "shelf-life", lowering the microbial charge of deterioration. In general, the sterilization b...
Article
The comparative chemisorption of multifunctional carboxylic acids on Si(1. 0. 0)2. ×. 1 has been investigated by van der Waals corrected DFT. Several configurations with one or more functional groups involved in the binding process were considered for acrylic, vinyl acetic, maleic, fumaric and tartaric acid both in meso and in chiral form. In gener...
Article
The pH regulation has a fundamental role in several intracellular processes and its variation via exogenous compounds is a potential tool for intervening in the intracellular processes. Proton Caged Compounds (PPCs) release protons upon UV irradiation and may efficiently provoke intracellular on-command acidification. Here, we explore the intracell...
Article
Full-text available
In this work a comparative study using Screen-Printed Electrodes (SPEs) modified by drop casting with Carbon Black, Single Walled Carbon NanotubesCOOH, Graphene Oxide, and reduced Graphene Oxide is reported. The carbon nanomaterials employed were characterized by X-ray photoelectron and Raman spectroscopy, while the modified SPEs have been morpholo...
Article
Oligo- and polythiophenes on surfaces play a fundamental role in building molecular circuits and organic-based electronics and may be assembled via interaction of the monomer units with the surface. In this framework, the nature of interaction of 2-vinyl thiophene (2VTP), a conjugated heteroaromatic monomer unit, with the Si(100) surface was studie...
Article
Full-text available
In this review, we analyze several types of graphene-based sensors for glucose detection with respect to their preparation, properties and efficiency in electrochemical processes. Graphene may display different types of defects, which play a role in the electron transfer processes. Oxygenated groups on the edges of graphene planes reduce the graphe...
Article
Full-text available
The pH plays a fundamental role in many biological systems, and it is important to be capable of monitoring and manipulating it. A method for intracellular pH control has been recently developed based on a proton caged compound (PCC), which releases protons upon irradiation with light of proper wavelength. Intracellular modulation of PCCs uptake ca...
Article
Formic acid is the simplest of the carboxylic acids and a model adsorption system for several surfaces. In spite of the simple structure, formic acid reactivity and photoreactivity may be quite complex. In this paper, a study is presented on the deuterated formic acid adsorption on Si(111)7 × 7 at room temperature. The study is performed both by va...